cosmetic: fix possibly uninitialized variable warning in solv.c.
[platform/upstream/libsolv.git] / examples / solv.c
index e7092a6..221a59c 100644 (file)
@@ -7,9 +7,21 @@
 
 /* solv, a little software installer demoing the sat solver library */
 
-/* things missing:
- * - signature and checksum verification
+/* things it does:
+ * - understands globs for package names / dependencies
+ * - understands .arch suffix
+ * - installation of commandline packages
+ * - repository data caching
+ * - on demand loading of secondary repository data
+ * - gpg and checksum verification
+ * - file conflicts
+ * - deltarpm support
+ * - fastestmirror implementation
+ *
+ * things available in the library but missing from solv:
  * - vendor policy loading
+ * - soft locks file handling
+ * - multi version handling
  */
 
 #define _GNU_SOURCE
 #include <stdio.h>
 #include <stdlib.h>
 #include <dirent.h>
+#include <fnmatch.h>
 #include <unistd.h>
 #include <zlib.h>
 #include <fcntl.h>
+#include <assert.h>
 #include <sys/utsname.h>
 #include <sys/types.h>
 #include <sys/wait.h>
+#include <time.h>
+#include <sys/time.h>
+#include <sys/dir.h>
+#include <sys/stat.h>
+
+#include <sys/socket.h>
+#include <netdb.h>
+#include <poll.h>
+#include <errno.h>
 
 #include "pool.h"
 #include "poolarch.h"
 #include "repo.h"
+#include "evr.h"
+#include "policy.h"
 #include "util.h"
 #include "solver.h"
 #include "solverdebug.h"
 #include "repo_solv.h"
 
 #include "repo_write.h"
+#ifdef ENABLE_RPMDB
 #include "repo_rpmdb.h"
-#include "repo_products.h"
+#include "pool_fileconflicts.h"
+#endif
+#ifdef ENABLE_DEBIAN
+#include "repo_deb.h"
+#endif
+#ifdef ENABLE_RPMMD
 #include "repo_rpmmd.h"
-#include "repo_susetags.h"
 #include "repo_repomdxml.h"
+#include "repo_updateinfoxml.h"
+#include "repo_deltainfoxml.h"
+#endif
+#ifdef ENABLE_SUSEREPO
+#include "repo_products.h"
+#include "repo_susetags.h"
 #include "repo_content.h"
-#include "pool_fileconflicts.h"
-
+#endif
+#include "solv_xfopen.h"
 
 #ifdef FEDORA
 # define REPOINFO_PATH "/etc/yum.repos.d"
-#else
+#endif
+#ifdef SUSE
 # define REPOINFO_PATH "/etc/zypp/repos.d"
 # define PRODUCTS_PATH "/etc/products.d"
+# define SOFTLOCKS_PATH "/var/lib/zypp/SoftLocks"
 #endif
 
 #define SOLVCACHE_PATH "/var/cache/solv"
 
+#define METADATA_EXPIRE (60 * 15)
 
 struct repoinfo {
   Repo *repo;
@@ -61,18 +100,104 @@ struct repoinfo {
   int enabled;
   int autorefresh;
   char *baseurl;
+  char *metalink;
+  char *mirrorlist;
   char *path;
   int type;
-  int gpgcheck;
+  int pkgs_gpgcheck;
+  int repo_gpgcheck;
   int priority;
   int keeppackages;
+  int metadata_expire;
+  char **components;
+  int ncomponents;
+
+  unsigned char cookie[32];
+  unsigned char extcookie[32];
 };
 
+#ifdef FEDORA
+char *
+yum_substitute(Pool *pool, char *line)
+{
+  char *p, *p2;
+  static char *releaseevr;
+  static char *basearch;
+
+  if (!line)
+    {
+      solv_free(releaseevr);
+      releaseevr = 0;
+      solv_free(basearch);
+      basearch = 0;
+      return 0;
+    }
+  p = line;
+  while ((p2 = strchr(p, '$')) != 0)
+    {
+      if (!strncmp(p2, "$releasever", 11))
+       {
+         if (!releaseevr)
+           {
+             Queue q;
+       
+             queue_init(&q);
+             rpm_installedrpmdbids(0, "Providename", "redhat-release", &q);
+             if (q.count)
+               {
+                 void *handle, *state = 0;
+                 char *p;
+                 handle = rpm_byrpmdbid(q.elements[0], 0, &state);
+                 releaseevr = rpm_query(handle, SOLVABLE_EVR);
+                 rpm_byrpmdbid(0, 0, &state);
+                 if ((p = strchr(releaseevr, '-')) != 0)
+                   *p = 0;
+               }
+             queue_free(&q);
+             if (!releaseevr)
+               releaseevr = strdup("?");
+           }
+         *p2 = 0;
+         p = pool_tmpjoin(pool, line, releaseevr, p2 + 11);
+         p2 = p + (p2 - line);
+         line = p;
+         p = p2 + strlen(releaseevr);
+         continue;
+       }
+      if (!strncmp(p2, "$basearch", 9))
+       {
+         if (!basearch)
+           {
+             struct utsname un;
+             if (uname(&un))
+               {
+                 perror("uname");
+                 exit(1);
+               }
+             basearch = strdup(un.machine);
+             if (basearch[0] == 'i' && basearch[1] && !strcmp(basearch + 2, "86"))
+               basearch[1] = '3';
+           }
+         *p2 = 0;
+         p = pool_tmpjoin(pool, line, basearch, p2 + 9);
+         p2 = p + (p2 - line);
+         line = p;
+         p = p2 + strlen(basearch);
+         continue;
+       }
+      p = p2 + 1;
+    }
+  return line;
+}
+#endif
+
 #define TYPE_UNKNOWN   0
 #define TYPE_SUSETAGS  1
 #define TYPE_RPMMD     2
 #define TYPE_PLAINDIR  3
+#define TYPE_DEBIAN     4
 
+#ifndef NOSYSTEM
 static int
 read_repoinfos_sort(const void *ap, const void *bp)
 {
@@ -80,10 +205,14 @@ read_repoinfos_sort(const void *ap, const void *bp)
   const struct repoinfo *b = bp;
   return strcmp(a->alias, b->alias);
 }
+#endif
+
+#if defined(SUSE) || defined(FEDORA)
 
 struct repoinfo *
-read_repoinfos(Pool *pool, const char *reposdir, int *nrepoinfosp)
+read_repoinfos(Pool *pool, int *nrepoinfosp)
 {
+  const char *reposdir = REPOINFO_PATH;
   char buf[4096];
   char buf2[4096], *kp, *vp, *kpe;
   DIR *dir;
@@ -102,6 +231,8 @@ read_repoinfos(Pool *pool, const char *reposdir, int *nrepoinfosp)
     }
   while ((ent = readdir(dir)) != 0)
     {
+      if (ent->d_name[0] == '.')
+       continue;
       l = strlen(ent->d_name);
       if (l < 6 || rdlen + 2 + l >= sizeof(buf) || strcmp(ent->d_name + l - 5, ".repo") != 0)
        continue;
@@ -117,29 +248,38 @@ read_repoinfos(Pool *pool, const char *reposdir, int *nrepoinfosp)
          l = strlen(buf2);
          if (l == 0)
            continue;
-         while (buf2[l - 1] == '\n' || buf2[l - 1] == ' ' || buf2[l - 1] == '\t')
+         while (l && (buf2[l - 1] == '\n' || buf2[l - 1] == ' ' || buf2[l - 1] == '\t'))
            buf2[--l] = 0;
          kp = buf2;
          while (*kp == ' ' || *kp == '\t')
            kp++;
          if (!*kp || *kp == '#')
            continue;
-         if (!cinfo)
+#ifdef FEDORA
+         if (strchr(kp, '$'))
+           kp = yum_substitute(pool, kp);
+#endif
+         if (*kp == '[')
            {
-             if (*kp != '[')
-               continue;
              vp = strrchr(kp, ']');
              if (!vp)
                continue;
              *vp = 0;
-             repoinfos = sat_extend(repoinfos, nrepoinfos, 1, sizeof(*repoinfos), 15);
+             repoinfos = solv_extend(repoinfos, nrepoinfos, 1, sizeof(*repoinfos), 15);
              cinfo = repoinfos + nrepoinfos++;
              memset(cinfo, 0, sizeof(*cinfo));
              cinfo->alias = strdup(kp + 1);
-             cinfo->gpgcheck = 1;
              cinfo->type = TYPE_RPMMD;
+             cinfo->autorefresh = 1;
+             cinfo->priority = 99;
+#ifndef FEDORA
+             cinfo->repo_gpgcheck = 1;
+#endif
+             cinfo->metadata_expire = METADATA_EXPIRE;
              continue;
            }
+         if (!cinfo)
+           continue;
           vp = strchr(kp, '=');
          if (!vp)
            continue;
@@ -159,11 +299,23 @@ read_repoinfos(Pool *pool, const char *reposdir, int *nrepoinfosp)
          else if (!strcmp(kp, "autorefresh"))
            cinfo->autorefresh = *vp == '0' ? 0 : 1;
          else if (!strcmp(kp, "gpgcheck"))
-           cinfo->gpgcheck = *vp == '0' ? 0 : 1;
+           cinfo->pkgs_gpgcheck = *vp == '0' ? 0 : 1;
+         else if (!strcmp(kp, "repo_gpgcheck"))
+           cinfo->repo_gpgcheck = *vp == '0' ? 0 : 1;
          else if (!strcmp(kp, "baseurl"))
            cinfo->baseurl = strdup(vp);
+         else if (!strcmp(kp, "mirrorlist"))
+           {
+             if (strstr(vp, "metalink"))
+               cinfo->metalink = strdup(vp);
+             else
+               cinfo->mirrorlist = strdup(vp);
+           }
          else if (!strcmp(kp, "path"))
-           cinfo->path = strdup(vp);
+           {
+             if (vp && strcmp(vp, "/") != 0)
+               cinfo->path = strdup(vp);
+           }
          else if (!strcmp(kp, "type"))
            {
              if (!strcmp(vp, "yast2"))
@@ -189,53 +341,160 @@ read_repoinfos(Pool *pool, const char *reposdir, int *nrepoinfosp)
   return repoinfos;
 }
 
-static ssize_t
-cookie_gzread(void *cookie, char *buf, size_t nbytes)
+#endif
+
+#ifdef DEBIAN
+
+struct repoinfo *
+read_repoinfos(Pool *pool, int *nrepoinfosp)
 {
-  return gzread((gzFile *)cookie, buf, nbytes);
+  FILE *fp;
+  char buf[4096];
+  char buf2[4096];
+  int l;
+  char *kp, *url, *distro;
+  struct repoinfo *repoinfos = 0, *cinfo;
+  int nrepoinfos = 0;
+  DIR *dir = 0;
+  struct dirent *ent;
+
+  fp = fopen("/etc/apt/sources.list", "r");
+  while (1)
+    {
+      if (!fp)
+       {
+         if (!dir)
+           {
+             dir = opendir("/etc/apt/sources.list.d");
+             if (!dir)
+               break;
+           }
+         if ((ent = readdir(dir)) == 0)
+           {
+             closedir(dir);
+             break;
+           }
+         if (ent->d_name[0] == '.')
+           continue;
+         l = strlen(ent->d_name);
+         if (l < 5 || strcmp(ent->d_name + l - 5, ".list") != 0)
+           continue;
+         snprintf(buf, sizeof(buf), "%s/%s", "/etc/apt/sources.list.d", ent->d_name);
+         if (!(fp = fopen(buf, "r")))
+           continue;
+       }
+      while(fgets(buf2, sizeof(buf2), fp))
+       {
+         l = strlen(buf2);
+         if (l == 0)
+           continue;
+         while (l && (buf2[l - 1] == '\n' || buf2[l - 1] == ' ' || buf2[l - 1] == '\t'))
+           buf2[--l] = 0;
+         kp = buf2;
+         while (*kp == ' ' || *kp == '\t')
+           kp++;
+         if (!*kp || *kp == '#')
+           continue;
+         if (strncmp(kp, "deb", 3) != 0)
+           continue;
+         kp += 3;
+         if (*kp != ' ' && *kp != '\t')
+           continue;
+         while (*kp == ' ' || *kp == '\t')
+           kp++;
+         if (!*kp)
+           continue;
+         url = kp;
+         while (*kp && *kp != ' ' && *kp != '\t')
+           kp++;
+         if (*kp)
+           *kp++ = 0;
+         while (*kp == ' ' || *kp == '\t')
+           kp++;
+         if (!*kp)
+           continue;
+         distro = kp;
+         while (*kp && *kp != ' ' && *kp != '\t')
+           kp++;
+         if (*kp)
+           *kp++ = 0;
+         while (*kp == ' ' || *kp == '\t')
+           kp++;
+         if (!*kp)
+           continue;
+         repoinfos = solv_extend(repoinfos, nrepoinfos, 1, sizeof(*repoinfos), 15);
+         cinfo = repoinfos + nrepoinfos++;
+         memset(cinfo, 0, sizeof(*cinfo));
+         cinfo->baseurl = strdup(url);
+         cinfo->alias = solv_dupjoin(url, "/", distro);
+         cinfo->name = strdup(distro);
+         cinfo->type = TYPE_DEBIAN;
+         cinfo->enabled = 1;
+         cinfo->autorefresh = 1;
+         cinfo->repo_gpgcheck = 1;
+         cinfo->metadata_expire = METADATA_EXPIRE;
+         while (*kp)
+           {
+             char *compo;
+             while (*kp == ' ' || *kp == '\t')
+               kp++;
+             if (!*kp)
+               break;
+             compo = kp;
+             while (*kp && *kp != ' ' && *kp != '\t')
+               kp++;
+             if (*kp)
+               *kp++ = 0;
+             cinfo->components = solv_extend(cinfo->components, cinfo->ncomponents, 1, sizeof(*cinfo->components), 15);
+             cinfo->components[cinfo->ncomponents++] = strdup(compo);
+           }
+       }
+      fclose(fp);
+      fp = 0;
+    }
+  qsort(repoinfos, nrepoinfos, sizeof(*repoinfos), read_repoinfos_sort);
+  *nrepoinfosp = nrepoinfos;
+  return repoinfos;
 }
 
-static int
-cookie_gzclose(void *cookie)
+#endif
+
+#ifdef NOSYSTEM
+struct repoinfo *
+read_repoinfos(Pool *pool, int *nrepoinfosp)
 {
-  return gzclose((gzFile *)cookie);
+  *nrepoinfosp = 0;
+  return 0;
 }
+#endif
 
-FILE *
-myfopen(const char *fn)
-{
-  cookie_io_functions_t cio;
-  char *suf;
-  gzFile *gzf;
 
-  if (!fn)
-    return 0;
-  suf = strrchr(fn, '.');
-  if (!suf || strcmp(suf, ".gz") != 0)
-    return fopen(fn, "r");
-  gzf = gzopen(fn, "r");
-  if (!gzf)
-    return 0;
-  memset(&cio, 0, sizeof(cio));
-  cio.read = cookie_gzread;
-  cio.close = cookie_gzclose;
-  return  fopencookie(gzf, "r", cio);
+void
+free_repoinfos(struct repoinfo *repoinfos, int nrepoinfos)
+{
+  int i, j;
+  for (i = 0; i < nrepoinfos; i++)
+    {
+      struct repoinfo *cinfo = repoinfos + i;
+      solv_free(cinfo->name);
+      solv_free(cinfo->alias);
+      solv_free(cinfo->path);
+      solv_free(cinfo->metalink);
+      solv_free(cinfo->mirrorlist);
+      solv_free(cinfo->baseurl);
+      for (j = 0; j < cinfo->ncomponents; j++)
+        solv_free(cinfo->components[j]);
+      solv_free(cinfo->components);
+    }
+  solv_free(repoinfos);
 }
 
-FILE *
-curlfopen(const char *baseurl, const char *file, int uncompress)
+static inline int
+opentmpfile()
 {
-  pid_t pid;
-  int fd, l;
-  int status;
   char tmpl[100];
-  char url[4096];
+  int fd;
 
-  l = strlen(baseurl);
-  if (l && baseurl[l - 1] == '/')
-    snprintf(url, sizeof(url), "%s%s", baseurl, file);
-  else
-    snprintf(url, sizeof(url), "%s/%s", baseurl, file);
   strcpy(tmpl, "/var/tmp/solvXXXXXX");
   fd = mkstemp(tmpl);
   if (fd < 0)
@@ -244,107 +503,553 @@ curlfopen(const char *baseurl, const char *file, int uncompress)
       exit(1);
     }
   unlink(tmpl);
-  if ((pid = fork()) == (pid_t)-1)
+  return fd;
+}
+
+static int
+verify_checksum(int fd, const char *file, const unsigned char *chksum, Id chksumtype)
+{
+  char buf[1024];
+  const unsigned char *sum;
+  void *h;
+  int l;
+
+  h = solv_chksum_create(chksumtype);
+  if (!h)
     {
-      perror("fork");
-      exit(1);
+      printf("%s: unknown checksum type\n", file);
+      return 0;
     }
-  if (pid == 0)
+  while ((l = read(fd, buf, sizeof(buf))) > 0)
+    solv_chksum_add(h, buf, l);
+  lseek(fd, 0, SEEK_SET);
+  l = 0;
+  sum = solv_chksum_get(h, &l);
+  if (memcmp(sum, chksum, l))
     {
-      if (fd != 1)
+      printf("%s: checksum mismatch\n", file);
+      solv_chksum_free(h, 0);
+      return 0;
+    }
+  solv_chksum_free(h, 0);
+  return 1;
+}
+
+void
+findfastest(char **urls, int nurls)
+{
+  int i, j, port;
+  int *socks, qc;
+  struct pollfd *fds;
+  char *p, *p2, *q;
+  char portstr[16];
+  struct addrinfo hints, *result;;
+
+  fds = solv_calloc(nurls, sizeof(*fds));
+  socks = solv_calloc(nurls, sizeof(*socks));
+  for (i = 0; i < nurls; i++)
+    {
+      socks[i] = -1;
+      p = strchr(urls[i], '/');
+      if (!p)
+       continue;
+      if (p[1] != '/')
+       continue;
+      p += 2;
+      q = strchr(p, '/');
+      qc = 0;
+      if (q)
        {
-          dup2(fd, 1);
-         close(fd);
+         qc = *q;
+         *q = 0;
        }
-      execlp("curl", "curl", "-s", "-L", url, (char *)0);
-      perror("curl");
-      _exit(0);
+      if ((p2 = strchr(p, '@')) != 0)
+       p = p2 + 1;
+      port = 80;
+      if (!strncmp("https:", urls[i], 6))
+       port = 443;
+      else if (!strncmp("ftp:", urls[i], 4))
+       port = 21;
+      if ((p2 = strrchr(p, ':')) != 0)
+       {
+         port = atoi(p2 + 1);
+         if (q)
+           *q = qc;
+         q = p2;
+         qc = *q;
+         *q = 0;
+       }
+      sprintf(portstr, "%d", port);
+      memset(&hints, 0, sizeof(struct addrinfo));
+      hints.ai_family = AF_UNSPEC;
+      hints.ai_socktype = SOCK_STREAM;
+      hints.ai_flags = AI_NUMERICSERV;
+      result = 0;
+      if (!getaddrinfo(p, portstr, &hints, &result))
+       {
+         socks[i] = socket(result->ai_family, result->ai_socktype, result->ai_protocol);
+         if (socks[i] >= 0)
+           {
+             fcntl(socks[i], F_SETFL, O_NONBLOCK);
+             if (connect(socks[i], result->ai_addr, result->ai_addrlen) == -1)
+               {
+                 if (errno != EINPROGRESS)
+                   {
+                     close(socks[i]);
+                     socks[i] = -1;
+                   }
+               }
+           }
+         freeaddrinfo(result);
+       }
+      if (q)
+       *q = qc;
     }
-  while (waitpid(pid, &status, 0) != pid)
-    ;
-  if (lseek(fd, 0, SEEK_END) == 0)
+  for (;;)
     {
-      /* empty file */
-      close(fd);
-      return 0;
+      for (i = j = 0; i < nurls; i++)
+       {
+         if (socks[i] < 0)
+           continue;
+         fds[j].fd = socks[i];
+         fds[j].events = POLLOUT;
+         j++;
+       }
+      if (j < 2)
+       {
+         i = j - 1;
+         break;
+       }
+      if (poll(fds, j, 10000) <= 0)
+       {
+         i = -1;       /* something is wrong */
+         break;
+       }
+      for (i = 0; i < j; i++)
+       if ((fds[i].revents & POLLOUT) != 0)
+         {
+           int soe = 0;
+           socklen_t soel = sizeof(int);
+           if (getsockopt(fds[i].fd, SOL_SOCKET, SO_ERROR, &soe, &soel) == -1 || soe != 0)
+             {
+               /* connect failed, kill socket */
+               for (j = 0; j < nurls; j++)
+                 if (socks[j] == fds[i].fd)
+                   {
+                     close(socks[j]);
+                     socks[j] = -1;
+                   }
+               i = j + 1;
+               break;
+             }
+           break;      /* horray! */
+         }
+      if (i == j + 1)
+       continue;
+      if (i == j)
+        i = -1;                /* something is wrong, no bit was set */
+      break;
     }
-  lseek(fd, 0, SEEK_SET);
-  if (uncompress)
+  /* now i contains the fastest fd index */
+  if (i >= 0)
     {
-      cookie_io_functions_t cio;
-      gzFile *gzf;
-
-      sprintf(tmpl, "/dev/fd/%d", fd);
-      gzf = gzopen(tmpl, "r");
-      close(fd);
-      if (!gzf)
-       return 0;
-      memset(&cio, 0, sizeof(cio));
-      cio.read = cookie_gzread;
-      cio.close = cookie_gzclose;
-      return fopencookie(gzf, "r", cio);
+      for (j = 0; j < nurls; j++)
+       if (socks[j] == fds[i].fd)
+         break;
+      if (j != 0)
+       {
+         char *url0 = urls[0];
+         urls[0] = urls[j];
+         urls[j] = url0;
+       }
     }
-  fcntl(fd, F_SETFD, FD_CLOEXEC);
-  return fdopen(fd, "r");
+  for (i = j = 0; i < nurls; i++)
+    if (socks[i] >= 0)
+      close(socks[i]);
+  free(socks);
+  free(fds);
 }
 
-void
-calc_checksum_fp(FILE *fp, Id chktype, unsigned char *out)
+char *
+findmetalinkurl(FILE *fp, unsigned char *chksump, Id *chksumtypep)
 {
-  char buf[4096];
-  void *h = sat_chksum_create(chktype);
-  int l;
+  char buf[4096], *bp, *ep;
+  char **urls = 0;
+  int nurls = 0;
+  int i;
 
-  while ((l = fread(buf, 1, sizeof(buf), fp)) > 0)
-    sat_chksum_add(h, buf, l);
-  rewind(fp);
-  sat_chksum_free(h, out);
+  if (chksumtypep)
+    *chksumtypep = 0;
+  while((bp = fgets(buf, sizeof(buf), fp)) != 0)
+    {
+      while (*bp == ' ' || *bp == '\t')
+       bp++;
+      if (chksumtypep && !*chksumtypep && !strncmp(bp, "<hash type=\"sha256\">", 20))
+       {
+         bp += 20;
+         if (solv_hex2bin((const char **)&bp, chksump, 32) == 32)
+           *chksumtypep = REPOKEY_TYPE_SHA256;
+         continue;
+       }
+      if (strncmp(bp, "<url", 4))
+       continue;
+      bp = strchr(bp, '>');
+      if (!bp)
+       continue;
+      bp++;
+      ep = strstr(bp, "repodata/repomd.xml</url>");
+      if (!ep)
+       continue;
+      *ep = 0;
+      if (strncmp(bp, "http", 4))
+       continue;
+      urls = solv_extend(urls, nurls, 1, sizeof(*urls), 15);
+      urls[nurls++] = strdup(bp);
+    }
+  if (nurls)
+    {
+      if (nurls > 1)
+        findfastest(urls, nurls > 5 ? 5 : nurls);
+      bp = urls[0];
+      urls[0] = 0;
+      for (i = 0; i < nurls; i++)
+        solv_free(urls[i]);
+      solv_free(urls);
+      ep = strchr(bp, '/');
+      if ((ep = strchr(ep + 2, '/')) != 0)
+       {
+         *ep = 0;
+         printf("[using mirror %s]\n", bp);
+         *ep = '/';
+       }
+      return bp;
+    }
+  return 0;
 }
 
-void
-calc_checksum_stat(struct stat *stb, Id chktype, unsigned char *out)
+char *
+findmirrorlisturl(FILE *fp)
 {
-  void *h = sat_chksum_create(chktype);
-  sat_chksum_add(h, &stb->st_dev, sizeof(stb->st_dev));
-  sat_chksum_add(h, &stb->st_ino, sizeof(stb->st_ino));
-  sat_chksum_add(h, &stb->st_size, sizeof(stb->st_size));
-  sat_chksum_add(h, &stb->st_mtime, sizeof(stb->st_mtime));
-  sat_chksum_free(h, out);
-}
+  char buf[4096], *bp, *ep;
+  int i, l;
+  char **urls = 0;
+  int nurls = 0;
 
-void
-setarch(Pool *pool)
-{
-  struct utsname un;
-  if (uname(&un))
+  while((bp = fgets(buf, sizeof(buf), fp)) != 0)
     {
-      perror("uname");
-      exit(1);
+      while (*bp == ' ' || *bp == '\t')
+       bp++;
+      if (!*bp || *bp == '#')
+       continue;
+      l = strlen(bp);
+      while (l > 0 && (bp[l - 1] == ' ' || bp[l - 1] == '\t' || bp[l - 1] == '\n'))
+       bp[--l] = 0;
+      urls = solv_extend(urls, nurls, 1, sizeof(*urls), 15);
+      urls[nurls++] = strdup(bp);
     }
-  pool_setarch(pool, un.machine);
+  if (nurls)
+    {
+      if (nurls > 1)
+        findfastest(urls, nurls > 5 ? 5 : nurls);
+      bp = urls[0];
+      urls[0] = 0;
+      for (i = 0; i < nurls; i++)
+        solv_free(urls[i]);
+      solv_free(urls);
+      ep = strchr(bp, '/');
+      if ((ep = strchr(ep + 2, '/')) != 0)
+       {
+         *ep = 0;
+         printf("[using mirror %s]\n", bp);
+         *ep = '/';
+       }
+      return bp;
+    }
+  return 0;
 }
 
-char *calccachepath(Repo *repo)
+static inline int
+iscompressed(const char *name)
 {
-  char *p = pool_tmpjoin(repo->pool, SOLVCACHE_PATH, "/", repo->name);
-  char *q = p;
-  q = p + strlen(SOLVCACHE_PATH) + 1;
-  if (*q == '.')
-    *q = '_';
-  for (; *q; q++)
-    if (*q == '/')
-      *q = '_';
-  return p;
+  int l = strlen(name);
+  return l > 3 && !strcmp(name + l - 3, ".gz") ? 1 : 0;
 }
 
-int
-usecachedrepo(Repo *repo, unsigned char *cookie)
+FILE *
+curlfopen(struct repoinfo *cinfo, const char *file, int uncompress, const unsigned char *chksum, Id chksumtype, int *badchecksump)
 {
-  FILE *fp;
-  unsigned char mycookie[32];
+  pid_t pid;
+  int fd, l;
+  int status;
+  char url[4096];
+  const char *baseurl = cinfo->baseurl;
 
-  if (!(fp = fopen(calccachepath(repo), "r")))
-    return 0;
+  if (!baseurl)
+    {
+      if (!cinfo->metalink && !cinfo->mirrorlist)
+        return 0;
+      if (file != cinfo->metalink && file != cinfo->mirrorlist)
+       {
+         FILE *fp = curlfopen(cinfo, cinfo->metalink ? cinfo->metalink : cinfo->mirrorlist, 0, 0, 0, 0);
+         unsigned char mlchksum[32];
+         Id mlchksumtype = 0;
+         if (!fp)
+           return 0;
+         if (cinfo->metalink)
+           cinfo->baseurl = findmetalinkurl(fp, mlchksum, &mlchksumtype);
+         else
+           cinfo->baseurl = findmirrorlisturl(fp);
+         fclose(fp);
+         if (!cinfo->baseurl)
+           return 0;
+#ifdef FEDORA
+         if (strchr(cinfo->baseurl, '$'))
+           {
+             char *b = yum_substitute(cinfo->repo->pool, cinfo->baseurl);
+             free(cinfo->baseurl);
+             cinfo->baseurl = strdup(b);
+           }
+#endif
+         if (!chksumtype && mlchksumtype && !strcmp(file, "repodata/repomd.xml"))
+           {
+             chksumtype = mlchksumtype;
+             chksum = mlchksum;
+           }
+         return curlfopen(cinfo, file, uncompress, chksum, chksumtype, badchecksump);
+       }
+      snprintf(url, sizeof(url), "%s", file);
+    }
+  else
+    {
+      l = strlen(baseurl);
+      if (l && baseurl[l - 1] == '/')
+       snprintf(url, sizeof(url), "%s%s", baseurl, file);
+      else
+       snprintf(url, sizeof(url), "%s/%s", baseurl, file);
+    }
+  fd = opentmpfile();
+  // printf("url: %s\n", url);
+  if ((pid = fork()) == (pid_t)-1)
+    {
+      perror("fork");
+      exit(1);
+    }
+  if (pid == 0)
+    {
+      if (fd != 1)
+       {
+          dup2(fd, 1);
+         close(fd);
+       }
+      execlp("curl", "curl", "-f", "-s", "-L", url, (char *)0);
+      perror("curl");
+      _exit(0);
+    }
+  status = 0;
+  while (waitpid(pid, &status, 0) != pid)
+    ;
+  if (lseek(fd, 0, SEEK_END) == 0 && (!status || !chksumtype))
+    {
+      /* empty file */
+      close(fd);
+      return 0;
+    }
+  lseek(fd, 0, SEEK_SET);
+  if (status)
+    {
+      printf("%s: download error %d\n", file, status >> 8 ? status >> 8 : status);
+      if (badchecksump)
+       *badchecksump = 1;
+      close(fd);
+      return 0;
+    }
+  if (chksumtype && !verify_checksum(fd, file, chksum, chksumtype))
+    {
+      if (badchecksump)
+       *badchecksump = 1;
+      close(fd);
+      return 0;
+    }
+  if (uncompress)
+    return solv_xfopen_fd(".gz", fd, "r");
+  fcntl(fd, F_SETFD, FD_CLOEXEC);
+  return fdopen(fd, "r");
+}
+
+#ifndef DEBIAN
+
+static void
+cleanupgpg(char *gpgdir)
+{
+  char cmd[256];
+  snprintf(cmd, sizeof(cmd), "%s/pubring.gpg", gpgdir);
+  unlink(cmd);
+  snprintf(cmd, sizeof(cmd), "%s/pubring.gpg~", gpgdir);
+  unlink(cmd);
+  snprintf(cmd, sizeof(cmd), "%s/secring.gpg", gpgdir);
+  unlink(cmd);
+  snprintf(cmd, sizeof(cmd), "%s/trustdb.gpg", gpgdir);
+  unlink(cmd);
+  snprintf(cmd, sizeof(cmd), "%s/keys", gpgdir);
+  unlink(cmd);
+  rmdir(gpgdir);
+}
+
+int
+checksig(Pool *sigpool, FILE *fp, FILE *sigfp)
+{
+  char *gpgdir;
+  char *keysfile;
+  const char *pubkey;
+  char cmd[256];
+  FILE *kfp;
+  Solvable *s;
+  Id p;
+  off_t posfp, possigfp;
+  int r, nkeys;
+
+  gpgdir = mkdtemp(pool_tmpjoin(sigpool, "/var/tmp/solvgpg.XXXXXX", 0, 0));
+  if (!gpgdir)
+    return 0;
+  keysfile = pool_tmpjoin(sigpool, gpgdir, "/keys", 0);
+  if (!(kfp = fopen(keysfile, "w")) )
+    {
+      cleanupgpg(gpgdir);
+      return 0;
+    }
+  nkeys = 0;
+  for (p = 1, s = sigpool->solvables + p; p < sigpool->nsolvables; p++, s++)
+    {
+      if (!s->repo)
+       continue;
+      pubkey = solvable_lookup_str(s, SOLVABLE_DESCRIPTION);
+      if (!pubkey || !*pubkey)
+       continue;
+      if (fwrite(pubkey, strlen(pubkey), 1, kfp) != 1)
+       break;
+      if (fputc('\n', kfp) == EOF)     /* Just in case... */
+       break;
+      nkeys++;
+    }
+  if (fclose(kfp) || !nkeys)
+    {
+      cleanupgpg(gpgdir);
+      return 0;
+    }
+  snprintf(cmd, sizeof(cmd), "gpg2 -q --homedir %s --import %s", gpgdir, keysfile);
+  if (system(cmd))
+    {
+      fprintf(stderr, "key import error\n");
+      cleanupgpg(gpgdir);
+      return 0;
+    }
+  unlink(keysfile);
+  posfp = lseek(fileno(fp), 0, SEEK_CUR);
+  lseek(fileno(fp), 0, SEEK_SET);
+  possigfp = lseek(fileno(sigfp), 0, SEEK_CUR);
+  lseek(fileno(sigfp), 0, SEEK_SET);
+  snprintf(cmd, sizeof(cmd), "gpg -q --homedir %s --verify /dev/fd/%d /dev/fd/%d >/dev/null 2>&1", gpgdir, fileno(sigfp), fileno(fp));
+  fcntl(fileno(fp), F_SETFD, 0);       /* clear CLOEXEC */
+  fcntl(fileno(sigfp), F_SETFD, 0);    /* clear CLOEXEC */
+  r = system(cmd);
+  lseek(fileno(sigfp), possigfp, SEEK_SET);
+  lseek(fileno(fp), posfp, SEEK_SET);
+  fcntl(fileno(fp), F_SETFD, FD_CLOEXEC);
+  fcntl(fileno(sigfp), F_SETFD, FD_CLOEXEC);
+  cleanupgpg(gpgdir);
+  return r == 0 ? 1 : 0;
+}
+
+#else
+
+int
+checksig(Pool *sigpool, FILE *fp, FILE *sigfp)
+{
+  char cmd[256];
+  int r;
+
+  snprintf(cmd, sizeof(cmd), "gpgv -q --keyring /etc/apt/trusted.gpg /dev/fd/%d /dev/fd/%d >/dev/null 2>&1", fileno(sigfp), fileno(fp));
+  fcntl(fileno(fp), F_SETFD, 0);       /* clear CLOEXEC */
+  fcntl(fileno(sigfp), F_SETFD, 0);    /* clear CLOEXEC */
+  r = system(cmd);
+  fcntl(fileno(fp), F_SETFD, FD_CLOEXEC);
+  fcntl(fileno(sigfp), F_SETFD, FD_CLOEXEC);
+  return r == 0 ? 1 : 0;
+}
+
+#endif
+
+#define CHKSUM_IDENT "1.1"
+
+void
+calc_checksum_fp(FILE *fp, Id chktype, unsigned char *out)
+{
+  char buf[4096];
+  void *h = solv_chksum_create(chktype);
+  int l;
+
+  solv_chksum_add(h, CHKSUM_IDENT, strlen(CHKSUM_IDENT));
+  while ((l = fread(buf, 1, sizeof(buf), fp)) > 0)
+    solv_chksum_add(h, buf, l);
+  rewind(fp);
+  solv_chksum_free(h, out);
+}
+
+void
+calc_checksum_stat(struct stat *stb, Id chktype, unsigned char *out)
+{
+  void *h = solv_chksum_create(chktype);
+  solv_chksum_add(h, CHKSUM_IDENT, strlen(CHKSUM_IDENT));
+  solv_chksum_add(h, &stb->st_dev, sizeof(stb->st_dev));
+  solv_chksum_add(h, &stb->st_ino, sizeof(stb->st_ino));
+  solv_chksum_add(h, &stb->st_size, sizeof(stb->st_size));
+  solv_chksum_add(h, &stb->st_mtime, sizeof(stb->st_mtime));
+  solv_chksum_free(h, out);
+}
+
+void
+setarch(Pool *pool)
+{
+  struct utsname un;
+  if (uname(&un))
+    {
+      perror("uname");
+      exit(1);
+    }
+  pool_setarch(pool, un.machine);
+}
+
+char *calccachepath(Repo *repo, const char *repoext)
+{
+  char *q, *p = pool_tmpjoin(repo->pool, SOLVCACHE_PATH, "/", repo->name);
+  if (repoext)
+    {
+      p = pool_tmpappend(repo->pool, p, "_", repoext);
+      p = pool_tmpappend(repo->pool, p, ".solvx", 0);
+    }
+  else
+    p = pool_tmpappend(repo->pool, p, ".solv", 0);
+  q = p + strlen(SOLVCACHE_PATH) + 1;
+  if (*q == '.')
+    *q = '_';
+  for (; *q; q++)
+    if (*q == '/')
+      *q = '_';
+  return p;
+}
+
+int
+usecachedrepo(Repo *repo, const char *repoext, unsigned char *cookie, int mark)
+{
+  FILE *fp;
+  unsigned char mycookie[32];
+  unsigned char myextcookie[32];
+  struct repoinfo *cinfo;
+  int flags;
+
+  cinfo = repo->appdata;
+  if (!(fp = fopen(calccachepath(repo, repoext), "r")))
+    return 0;
   if (fseek(fp, -sizeof(mycookie), SEEK_END) || fread(mycookie, sizeof(mycookie), 1, fp) != 1)
     {
       fclose(fp);
@@ -355,29 +1060,55 @@ usecachedrepo(Repo *repo, unsigned char *cookie)
       fclose(fp);
       return 0;
     }
+  if (cinfo && !repoext)
+    {
+      if (fseek(fp, -sizeof(mycookie) * 2, SEEK_END) || fread(myextcookie, sizeof(myextcookie), 1, fp) != 1)
+       {
+         fclose(fp);
+         return 0;
+       }
+    }
   rewind(fp);
-  if (repo_add_solv(repo, fp))
+
+  flags = 0;
+  if (repoext)
+    {
+      flags = REPO_USE_LOADING|REPO_EXTEND_SOLVABLES;
+      if (strcmp(repoext, "DL") != 0)
+        flags |= REPO_LOCALPOOL;       /* no local pool for DL so that we can compare IDs */
+    }
+
+  if (repo_add_solv(repo, fp, flags))
     {
       fclose(fp);
       return 0;
     }
+  if (cinfo && !repoext)
+    {
+      memcpy(cinfo->cookie, mycookie, sizeof(mycookie));
+      memcpy(cinfo->extcookie, myextcookie, sizeof(myextcookie));
+    }
+  if (mark)
+    futimes(fileno(fp), 0);    /* try to set modification time */
   fclose(fp);
   return 1;
 }
 
 void
-writecachedrepo(Repo *repo, unsigned char *cookie)
+writecachedrepo(Repo *repo, Repodata *info, const char *repoext, unsigned char *cookie)
 {
-  Id *addedfileprovides = 0;
   FILE *fp;
   int i, fd;
   char *tmpl;
-  Repodata *info;
+  struct repoinfo *cinfo;
+  int onepiece;
 
+  cinfo = repo->appdata;
   mkdir(SOLVCACHE_PATH, 0755);
-  tmpl = sat_dupjoin(SOLVCACHE_PATH, "/", ".newsolv-XXXXXX");
+  /* use dupjoin instead of tmpjoin because tmpl must survive repo_write */
+  tmpl = solv_dupjoin(SOLVCACHE_PATH, "/", ".newsolv-XXXXXX");
   fd = mkstemp(tmpl);
-  if (!fd)
+  if (fd < 0)
     {
       free(tmpl);
       return;
@@ -390,29 +1121,516 @@ writecachedrepo(Repo *repo, unsigned char *cookie)
       free(tmpl);
       return;
     }
-  info = repo_add_repodata(repo, 0);
-  pool_addfileprovides_ids(repo->pool, 0, &addedfileprovides);
-  if (addedfileprovides && *addedfileprovides)
+
+  onepiece = 1;
+  for (i = repo->start; i < repo->end; i++)
+   if (repo->pool->solvables[i].repo != repo)
+     break;
+  if (i < repo->end)
+    onepiece = 0;
+
+  if (!info)
+    repo_write(repo, fp);
+  else if (repoext)
+    repodata_write(info, fp);
+  else
     {
-      for (i = 0; addedfileprovides[i]; i++)
-       repodata_add_idarray(info, SOLVID_META, REPOSITORY_ADDEDFILEPROVIDES, addedfileprovides[i]);
+      int oldnrepodata = repo->nrepodata;
+      repo->nrepodata = oldnrepodata > 2 ? 2 : oldnrepodata;   /* XXX: do this right */
+      repo_write(repo, fp);
+      repo->nrepodata = oldnrepodata;
+      onepiece = 0;
+    }
+
+  if (!repoext && cinfo)
+    {
+      if (!cinfo->extcookie[0])
+       {
+         /* create the ext cookie and append it */
+         /* we just need some unique ID */
+         struct stat stb;
+         if (!fstat(fileno(fp), &stb))
+           {
+             int i;
+
+             calc_checksum_stat(&stb, REPOKEY_TYPE_SHA256, cinfo->extcookie);
+             for (i = 0; i < 32; i++)
+               cinfo->extcookie[i] ^= cookie[i];
+           }
+         if (cinfo->extcookie[0] == 0)
+           cinfo->extcookie[0] = 1;
+       }
+      if (fwrite(cinfo->extcookie, 32, 1, fp) != 1)
+       {
+         fclose(fp);
+         unlink(tmpl);
+         free(tmpl);
+         return;
+       }
+    }
+  /* append our cookie describing the metadata state */
+  if (fwrite(cookie, 32, 1, fp) != 1)
+    {
+      fclose(fp);
+      unlink(tmpl);
+      free(tmpl);
+      return;
     }
-  sat_free(addedfileprovides);
-  repodata_internalize(info);
-  repo_write(repo, fp, 0, 0, 0);
-  repodata_free(info);
-  fwrite(cookie, 32, 1, fp);
   if (fclose(fp))
     {
       unlink(tmpl);
       free(tmpl);
       return;
     }
-  if (!rename(tmpl, calccachepath(repo)))
+  if (onepiece)
+    {
+      /* switch to just saved repo to activate paging and save memory */
+      FILE *fp = fopen(tmpl, "r");
+      if (fp)
+       {
+         if (!repoext)
+           {
+             /* main repo */
+             repo_empty(repo, 1);
+             if (repo_add_solv(repo, fp, SOLV_ADD_NO_STUBS))
+               {
+                 /* oops, no way to recover from here */
+                 fprintf(stderr, "internal error\n");
+                 exit(1);
+               }
+           }
+         else
+           {
+             /* make sure repodata contains complete repo */
+             /* (this is how repodata_write saves it) */
+             repodata_extend_block(info, repo->start, repo->end - repo->start);
+             info->state = REPODATA_LOADING;
+             /* no need for LOCALPOOL as pool already contains ids */
+             repo_add_solv(repo, fp, REPO_USE_LOADING|REPO_EXTEND_SOLVABLES);
+             info->state = REPODATA_AVAILABLE; /* in case the load failed */
+           }
+         fclose(fp);
+       }
+    }
+  if (!rename(tmpl, calccachepath(repo, repoext)))
     unlink(tmpl);
   free(tmpl);
 }
 
+
+static Pool *
+read_sigs()
+{
+  Pool *sigpool = pool_create();
+#if defined(ENABLE_RPMDB_PUBKEY)
+  Repo *repo = repo_create(sigpool, "rpmdbkeys");
+  repo_add_rpmdb_pubkeys(repo, 0, 0);
+#endif
+  return sigpool;
+}
+
+
+#ifdef ENABLE_RPMMD
+/* repomd helpers */
+
+static inline const char *
+repomd_find(Repo *repo, const char *what, const unsigned char **chksump, Id *chksumtypep)
+{
+  Pool *pool = repo->pool;
+  Dataiterator di;
+  const char *filename;
+
+  filename = 0;
+  *chksump = 0;
+  *chksumtypep = 0;
+  dataiterator_init(&di, pool, repo, SOLVID_META, REPOSITORY_REPOMD_TYPE, what, SEARCH_STRING);
+  dataiterator_prepend_keyname(&di, REPOSITORY_REPOMD);
+  if (dataiterator_step(&di))
+    {
+      dataiterator_setpos_parent(&di);
+      filename = pool_lookup_str(pool, SOLVID_POS, REPOSITORY_REPOMD_LOCATION);
+      *chksump = pool_lookup_bin_checksum(pool, SOLVID_POS, REPOSITORY_REPOMD_CHECKSUM, chksumtypep);
+    }
+  dataiterator_free(&di);
+  if (filename && !*chksumtypep)
+    {
+      printf("no %s file checksum!\n", what);
+      filename = 0;
+    }
+  return filename;
+}
+
+int
+repomd_add_ext(Repo *repo, Repodata *data, const char *what)
+{
+  Id chksumtype, handle;
+  const unsigned char *chksum;
+  const char *filename;
+
+  filename = repomd_find(repo, what, &chksum, &chksumtype);
+  if (!filename)
+    return 0;
+  if (!strcmp(what, "prestodelta"))
+    what = "deltainfo";
+  handle = repodata_new_handle(data);
+  repodata_set_poolstr(data, handle, REPOSITORY_REPOMD_TYPE, what);
+  repodata_set_str(data, handle, REPOSITORY_REPOMD_LOCATION, filename);
+  repodata_set_bin_checksum(data, handle, REPOSITORY_REPOMD_CHECKSUM, chksumtype, chksum);
+  if (!strcmp(what, "deltainfo"))
+    {
+      repodata_add_idarray(data, handle, REPOSITORY_KEYS, REPOSITORY_DELTAINFO);
+      repodata_add_idarray(data, handle, REPOSITORY_KEYS, REPOKEY_TYPE_FLEXARRAY);
+    }
+  if (!strcmp(what, "filelists"))
+    {
+      repodata_add_idarray(data, handle, REPOSITORY_KEYS, SOLVABLE_FILELIST);
+      repodata_add_idarray(data, handle, REPOSITORY_KEYS, REPOKEY_TYPE_DIRSTRARRAY);
+    }
+  repodata_add_flexarray(data, SOLVID_META, REPOSITORY_EXTERNAL, handle);
+  return 1;
+}
+
+int
+repomd_load_ext(Repo *repo, Repodata *data)
+{
+  const char *filename, *repomdtype;
+  char ext[3];
+  FILE *fp;
+  struct repoinfo *cinfo;
+  const unsigned char *filechksum;
+  Id filechksumtype;
+  int r = 0;
+
+  cinfo = repo->appdata;
+  repomdtype = repodata_lookup_str(data, SOLVID_META, REPOSITORY_REPOMD_TYPE);
+  if (!repomdtype)
+    return 0;
+  if (!strcmp(repomdtype, "filelists"))
+    strcpy(ext, "FL");
+  else if (!strcmp(repomdtype, "deltainfo"))
+    strcpy(ext, "DL");
+  else
+    return 0;
+#if 1
+  printf("[%s:%s", repo->name, ext);
+#endif
+  if (usecachedrepo(repo, ext, cinfo->extcookie, 0))
+    {
+      printf(" cached]\n");fflush(stdout);
+      return 1;
+    }
+  printf(" fetching]\n"); fflush(stdout);
+  filename = repodata_lookup_str(data, SOLVID_META, REPOSITORY_REPOMD_LOCATION);
+  filechksumtype = 0;
+  filechksum = repodata_lookup_bin_checksum(data, SOLVID_META, REPOSITORY_REPOMD_CHECKSUM, &filechksumtype);
+  if ((fp = curlfopen(cinfo, filename, iscompressed(filename), filechksum, filechksumtype, 0)) == 0)
+    return 0;
+  if (!strcmp(ext, "FL"))
+    r = repo_add_rpmmd(repo, fp, ext, REPO_USE_LOADING|REPO_EXTEND_SOLVABLES);
+  else if (!strcmp(ext, "DL"))
+    r = repo_add_deltainfoxml(repo, fp, REPO_USE_LOADING);
+  fclose(fp);
+  if (r)
+    {
+      printf("%s\n", pool_errstr(repo->pool));
+      return 0;
+    }
+  writecachedrepo(repo, data, ext, cinfo->extcookie);
+  return 1;
+}
+
+#endif
+
+
+#ifdef ENABLE_SUSEREPO
+/* susetags helpers */
+
+static inline const char *
+susetags_find(Repo *repo, const char *what, const unsigned char **chksump, Id *chksumtypep)
+{
+  Pool *pool = repo->pool;
+  Dataiterator di;
+  const char *filename;
+
+  filename = 0;
+  *chksump = 0;
+  *chksumtypep = 0;
+  dataiterator_init(&di, pool, repo, SOLVID_META, SUSETAGS_FILE_NAME, what, SEARCH_STRING);
+  dataiterator_prepend_keyname(&di, SUSETAGS_FILE);
+  if (dataiterator_step(&di))
+    {
+      dataiterator_setpos_parent(&di);
+      *chksump = pool_lookup_bin_checksum(pool, SOLVID_POS, SUSETAGS_FILE_CHECKSUM, chksumtypep);
+      filename = what;
+    }
+  dataiterator_free(&di);
+  if (filename && !*chksumtypep)
+    {
+      printf("no %s file checksum!\n", what);
+      filename = 0;
+    }
+  return filename;
+}
+
+static Id susetags_langtags[] = {
+  SOLVABLE_SUMMARY, REPOKEY_TYPE_STR,
+  SOLVABLE_DESCRIPTION, REPOKEY_TYPE_STR,
+  SOLVABLE_EULA, REPOKEY_TYPE_STR,
+  SOLVABLE_MESSAGEINS, REPOKEY_TYPE_STR,
+  SOLVABLE_MESSAGEDEL, REPOKEY_TYPE_STR,
+  SOLVABLE_CATEGORY, REPOKEY_TYPE_ID,
+  0, 0
+};
+
+void
+susetags_add_ext(Repo *repo, Repodata *data)
+{
+  Pool *pool = repo->pool;
+  Dataiterator di;
+  char ext[3];
+  Id handle, filechksumtype;
+  const unsigned char *filechksum;
+  int i;
+
+  dataiterator_init(&di, pool, repo, SOLVID_META, SUSETAGS_FILE_NAME, 0, 0);
+  dataiterator_prepend_keyname(&di, SUSETAGS_FILE);
+  while (dataiterator_step(&di))
+    {
+      if (strncmp(di.kv.str, "packages.", 9) != 0)
+       continue;
+      if (!strcmp(di.kv.str + 9, "gz"))
+       continue;
+      if (!di.kv.str[9] || !di.kv.str[10] || (di.kv.str[11] && di.kv.str[11] != '.'))
+       continue;
+      ext[0] = di.kv.str[9];
+      ext[1] = di.kv.str[10];
+      ext[2] = 0;
+      if (!strcmp(ext, "en"))
+       continue;
+      if (!susetags_find(repo, di.kv.str, &filechksum, &filechksumtype))
+       continue;
+      handle = repodata_new_handle(data);
+      repodata_set_str(data, handle, SUSETAGS_FILE_NAME, di.kv.str);
+      if (filechksumtype)
+       repodata_set_bin_checksum(data, handle, SUSETAGS_FILE_CHECKSUM, filechksumtype, filechksum);
+      if (!strcmp(ext, "DU"))
+       {
+         repodata_add_idarray(data, handle, REPOSITORY_KEYS, SOLVABLE_DISKUSAGE);
+         repodata_add_idarray(data, handle, REPOSITORY_KEYS, REPOKEY_TYPE_DIRNUMNUMARRAY);
+       }
+      else if (!strcmp(ext, "FL"))
+       {
+         repodata_add_idarray(data, handle, REPOSITORY_KEYS, SOLVABLE_FILELIST);
+         repodata_add_idarray(data, handle, REPOSITORY_KEYS, REPOKEY_TYPE_DIRSTRARRAY);
+       }
+      else
+       {
+         for (i = 0; susetags_langtags[i]; i += 2)
+           {
+             repodata_add_idarray(data, handle, REPOSITORY_KEYS, pool_id2langid(pool, susetags_langtags[i], ext, 1));
+             repodata_add_idarray(data, handle, REPOSITORY_KEYS, susetags_langtags[i + 1]);
+           }
+       }
+      repodata_add_flexarray(data, SOLVID_META, REPOSITORY_EXTERNAL, handle);
+    }
+  dataiterator_free(&di);
+}
+
+int
+susetags_load_ext(Repo *repo, Repodata *data)
+{
+  const char *filename, *descrdir;
+  Id defvendor;
+  char ext[3];
+  FILE *fp;
+  struct repoinfo *cinfo;
+  const unsigned char *filechksum;
+  Id filechksumtype;
+
+  cinfo = repo->appdata;
+  filename = repodata_lookup_str(data, SOLVID_META, SUSETAGS_FILE_NAME);
+  if (!filename)
+    return 0;
+  /* susetags load */
+  ext[0] = filename[9];
+  ext[1] = filename[10];
+  ext[2] = 0;
+#if 1
+  printf("[%s:%s", repo->name, ext);
+#endif
+  if (usecachedrepo(repo, ext, cinfo->extcookie, 0))
+    {
+      printf(" cached]\n"); fflush(stdout);
+      return 1;
+    }
+#if 1
+  printf(" fetching]\n"); fflush(stdout);
+#endif
+  defvendor = repo_lookup_id(repo, SOLVID_META, SUSETAGS_DEFAULTVENDOR);
+  descrdir = repo_lookup_str(repo, SOLVID_META, SUSETAGS_DESCRDIR);
+  if (!descrdir)
+    descrdir = "suse/setup/descr";
+  filechksumtype = 0;
+  filechksum = repodata_lookup_bin_checksum(data, SOLVID_META, SUSETAGS_FILE_CHECKSUM, &filechksumtype);
+  if ((fp = curlfopen(cinfo, pool_tmpjoin(repo->pool, descrdir, "/", filename), iscompressed(filename), filechksum, filechksumtype, 0)) == 0)
+    return 0;
+  if (repo_add_susetags(repo, fp, defvendor, ext, REPO_USE_LOADING|REPO_EXTEND_SOLVABLES))
+    {
+      fclose(fp);
+      printf("%s\n", pool_errstr(repo->pool));
+      return 0;
+    }
+  fclose(fp);
+  writecachedrepo(repo, data, ext, cinfo->extcookie);
+  return 1;
+}
+#endif
+
+
+
+/* load callback */
+
+int
+load_stub(Pool *pool, Repodata *data, void *dp)
+{
+  struct repoinfo *cinfo = data->repo->appdata;
+  switch (cinfo->type)
+    {
+#ifdef ENABLE_SUSEREPO
+    case TYPE_SUSETAGS:
+      return susetags_load_ext(data->repo, data);
+#endif
+#ifdef ENABLE_RPMMD
+    case TYPE_RPMMD:
+      return repomd_load_ext(data->repo, data);
+#endif
+    default:
+      return 0;
+    }
+}
+
+static unsigned char installedcookie[32];
+
+#ifdef ENABLE_DEBIAN
+
+const char *
+debian_find_component(struct repoinfo *cinfo, FILE *fp, char *comp, const unsigned char **chksump, Id *chksumtypep)
+{
+  char buf[4096];
+  Id chksumtype;
+  unsigned char *chksum;
+  Id curchksumtype;
+  int l, compl;
+  char *ch, *fn, *bp;
+  char *filename;
+  static char *basearch;
+  char *binarydir;
+  int lbinarydir;
+
+  if (!basearch)
+    {
+      struct utsname un;
+      if (uname(&un))
+       {
+         perror("uname");
+         exit(1);
+       }
+      basearch = strdup(un.machine);
+      if (basearch[0] == 'i' && basearch[1] && !strcmp(basearch + 2, "86"))
+       basearch[1] = '3';
+    }
+  binarydir = solv_dupjoin("binary-", basearch, "/");
+  lbinarydir = strlen(binarydir);
+  compl = strlen(comp);
+  rewind(fp);
+  curchksumtype = 0;
+  filename = 0;
+  chksum = solv_malloc(32);
+  chksumtype = 0;
+  while(fgets(buf, sizeof(buf), fp))
+    {
+      l = strlen(buf);
+      if (l == 0)
+       continue;
+      while (l && (buf[l - 1] == '\n' || buf[l - 1] == ' ' || buf[l - 1] == '\t'))
+       buf[--l] = 0;
+      if (!strncasecmp(buf, "MD5Sum:", 7))
+       {
+         curchksumtype = REPOKEY_TYPE_MD5;
+         continue;
+       }
+      if (!strncasecmp(buf, "SHA1:", 5))
+       {
+         curchksumtype = REPOKEY_TYPE_SHA1;
+         continue;
+       }
+      if (!strncasecmp(buf, "SHA256:", 7))
+       {
+         curchksumtype = REPOKEY_TYPE_SHA256;
+         continue;
+       }
+      if (!curchksumtype)
+       continue;
+      bp = buf;
+      if (*bp++ != ' ')
+       {
+         curchksumtype = 0;
+         continue;
+       }
+      ch = bp;
+      while (*bp && *bp != ' ' && *bp != '\t')
+       bp++;
+      if (!*bp)
+       continue;
+      *bp++ = 0;
+      while (*bp == ' ' || *bp == '\t')
+       bp++;
+      while (*bp && *bp != ' ' && *bp != '\t')
+       bp++;
+      if (!*bp)
+       continue;
+      while (*bp == ' ' || *bp == '\t')
+       bp++;
+      fn = bp;
+      if (strncmp(fn, comp, compl) != 0 || fn[compl] != '/')
+       continue;
+      bp += compl + 1;
+      if (strncmp(bp, binarydir, lbinarydir))
+       continue;
+      bp += lbinarydir;
+      if (!strcmp(bp, "Packages") || !strcmp(bp, "Packages.gz"))
+       {
+         unsigned char curchksum[32];
+         int curl;
+         if (filename && !strcmp(bp, "Packages"))
+           continue;
+         curl = solv_chksum_len(curchksumtype);
+         if (!curl || (chksumtype && solv_chksum_len(chksumtype) > curl))
+           continue;
+          if (solv_hex2bin((const char **)&ch, curchksum, sizeof(curchksum)) != curl)
+           continue;
+         solv_free(filename);
+         filename = strdup(fn);
+         chksumtype = curchksumtype;
+         memcpy(chksum, curchksum, curl);
+       }
+    }
+  free(binarydir);
+  if (filename)
+    {
+      fn = solv_dupjoin("/", filename, 0);
+      solv_free(filename);
+      filename = solv_dupjoin("dists/", cinfo->name, fn);
+      solv_free(fn);
+    }
+  if (!chksumtype)
+    chksum = solv_free(chksum);
+  *chksump = chksum;
+  *chksumtypep = chksumtype;
+  return filename;
+}
+#endif
+
 void
 read_repos(Pool *pool, struct repoinfo *repoinfos, int nrepoinfos)
 {
@@ -420,44 +1638,92 @@ read_repos(Pool *pool, struct repoinfo *repoinfos, int nrepoinfos)
   struct repoinfo *cinfo;
   int i;
   FILE *fp;
-  Dataiterator di;
-  const char *primaryfile;
+  FILE *sigfp;
+  const char *filename;
+  const unsigned char *filechksum;
+  Id filechksumtype;
+#ifdef ENABLE_SUSEREPO
   const char *descrdir;
   int defvendor;
-  int havecontent;
+#endif
   struct stat stb;
-  unsigned char cookie[32];
+  Pool *sigpool = 0;
+#if defined(ENABLE_SUSEREPO) || defined(ENABLE_RPMMD)
+  Repodata *data;
+#endif
+  int badchecksum;
+  int dorefresh;
+#if defined(ENABLE_DEBIAN)
+  FILE *fpr;
+  int j;
+#endif
 
   repo = repo_create(pool, "@System");
+#if defined(ENABLE_RPMDB) && (defined(SUSE) || defined(FEDORA))
   printf("rpm database:");
   if (stat("/var/lib/rpm/Packages", &stb))
     memset(&stb, 0, sizeof(&stb));
-  calc_checksum_stat(&stb, REPOKEY_TYPE_SHA256, cookie);
-  if (usecachedrepo(repo, cookie))
+#endif
+#if defined(ENABLE_DEBIAN) && defined(DEBIAN)
+  printf("dpgk database:");
+  if (stat("/var/lib/dpkg/status", &stb))
+    memset(&stb, 0, sizeof(&stb));
+#endif
+#ifdef NOSYSTEM
+  printf("no installed database:");
+  memset(&stb, 0, sizeof(&stb));
+#endif
+  calc_checksum_stat(&stb, REPOKEY_TYPE_SHA256, installedcookie);
+  if (usecachedrepo(repo, 0, installedcookie, 0))
     printf(" cached\n");
   else
     {
+#if defined(ENABLE_RPMDB) && (defined(SUSE) || defined(FEDORA))
       FILE *ofp;
-      printf(" reading\n");
       int done = 0;
-
-#ifdef PRODUCTS_PATH
-      repo_add_products(repo, PRODUCTS_PATH, 0, REPO_NO_INTERNALIZE);
 #endif
-      if ((ofp = fopen(calccachepath(repo), "r")) != 0)
+      printf(" reading\n");
+
+#if defined(ENABLE_RPMDB) && (defined(SUSE) || defined(FEDORA))
+# if defined(ENABLE_SUSEREPO) && defined(PRODUCTS_PATH)
+      if (repo_add_products(repo, PRODUCTS_PATH, 0, REPO_NO_INTERNALIZE))
+       {
+         fprintf(stderr, "product reading failed: %s\n", pool_errstr(pool));
+         exit(1);
+       }
+# endif
+      if ((ofp = fopen(calccachepath(repo, 0), "r")) != 0)
        {
          Repo *ref = repo_create(pool, "@System.old");
-         if (!repo_add_solv(ref, ofp))
+         if (!repo_add_solv(ref, ofp, 0))
            {
-             repo_add_rpmdb(repo, ref, 0, REPO_REUSE_REPODATA);
+             if (repo_add_rpmdb(repo, ref, 0, REPO_REUSE_REPODATA))
+               {
+                 fprintf(stderr, "installed db: %s\n", pool_errstr(pool));
+                 exit(1);
+               }
              done = 1;
            }
          fclose(ofp);
          repo_free(ref, 1);
        }
       if (!done)
-        repo_add_rpmdb(repo, 0, 0, REPO_REUSE_REPODATA);
-      writecachedrepo(repo, cookie);
+       {
+         if (repo_add_rpmdb(repo, 0, 0, REPO_REUSE_REPODATA))
+           {
+             fprintf(stderr, "installed db: %s\n", pool_errstr(pool));
+             exit(1);
+           }
+       }
+#endif
+#if defined(ENABLE_DEBIAN) && defined(DEBIAN)
+      if (repo_add_debdb(repo, 0, REPO_REUSE_REPODATA))
+       {
+         fprintf(stderr, "installed db: %s\n", pool_errstr(pool));
+         exit(1);
+       }
+#endif
+      writecachedrepo(repo, 0, 0, installedcookie);
     }
   pool_set_installed(pool, repo);
 
@@ -472,80 +1738,297 @@ read_repos(Pool *pool, struct repoinfo *repoinfos, int nrepoinfos)
       repo->appdata = cinfo;
       repo->priority = 99 - cinfo->priority;
 
+      dorefresh = cinfo->autorefresh;
+      if (dorefresh && cinfo->metadata_expire && stat(calccachepath(repo, 0), &stb) == 0)
+       {
+         if (cinfo->metadata_expire == -1 || time(0) - stb.st_mtime < cinfo->metadata_expire)
+           dorefresh = 0;
+       }
+      if (!dorefresh && usecachedrepo(repo, 0, 0, 0))
+       {
+         printf("repo '%s':", cinfo->alias);
+         printf(" cached\n");
+         continue;
+       }
+      badchecksum = 0;
       switch (cinfo->type)
        {
+#ifdef ENABLE_RPMMD
         case TYPE_RPMMD:
          printf("rpmmd repo '%s':", cinfo->alias);
          fflush(stdout);
-         if ((fp = curlfopen(cinfo->baseurl, "repodata/repomd.xml", 0)) == 0)
+         if ((fp = curlfopen(cinfo, "repodata/repomd.xml", 0, 0, 0, 0)) == 0)
            {
-             printf(" no data, skipped\n");
+             printf(" no repomd.xml file, skipped\n");
              repo_free(repo, 1);
              cinfo->repo = 0;
              break;
            }
-         calc_checksum_fp(fp, REPOKEY_TYPE_SHA256, cookie);
-         if (usecachedrepo(repo, cookie))
+         calc_checksum_fp(fp, REPOKEY_TYPE_SHA256, cinfo->cookie);
+         if (usecachedrepo(repo, 0, cinfo->cookie, 1))
            {
              printf(" cached\n");
               fclose(fp);
              break;
            }
-         printf(" reading\n");
-         repo_add_repomdxml(repo, fp, 0);
-         fclose(fp);
-         primaryfile = 0;
-         dataiterator_init(&di, pool, repo, SOLVID_META, REPOSITORY_REPOMD_TYPE, "primary", SEARCH_STRING);
-         dataiterator_prepend_keyname(&di, REPOSITORY_REPOMD);
-         if (dataiterator_step(&di))
+         if (cinfo->repo_gpgcheck)
            {
-             dataiterator_setpos_parent(&di);
-             primaryfile = pool_lookup_str(pool, SOLVID_POS, REPOSITORY_REPOMD_LOCATION);
+             sigfp = curlfopen(cinfo, "repodata/repomd.xml.asc", 0, 0, 0, 0);
+             if (!sigfp)
+               {
+                 printf(" unsigned, skipped\n");
+                 fclose(fp);
+                 break;
+               }
+             if (!sigpool)
+               sigpool = read_sigs();
+             if (!checksig(sigpool, fp, sigfp))
+               {
+                 printf(" checksig failed, skipped\n");
+                 fclose(sigfp);
+                 fclose(fp);
+                 break;
+               }
+             fclose(sigfp);
+           }
+         if (repo_add_repomdxml(repo, fp, 0))
+           {
+             printf("repomd.xml: %s\n", pool_errstr(pool));
+             fclose(fp);
+             break;    /* hopeless */
            }
-         dataiterator_free(&di);
-         if (!primaryfile)
-           primaryfile = "repodata/primary.xml.gz";
-         if ((fp = curlfopen(cinfo->baseurl, primaryfile, 1)) == 0)
-           continue;
-         repo_add_rpmmd(repo, fp, 0, 0);
          fclose(fp);
-         writecachedrepo(repo, cookie);
+         printf(" fetching\n");
+         filename = repomd_find(repo, "primary", &filechksum, &filechksumtype);
+         if (filename && (fp = curlfopen(cinfo, filename, iscompressed(filename), filechksum, filechksumtype, &badchecksum)) != 0)
+           {
+             if (repo_add_rpmmd(repo, fp, 0, 0))
+               {
+                 printf("primary: %s\n", pool_errstr(pool));
+                 badchecksum = 1;
+               }
+             fclose(fp);
+           }
+         if (badchecksum)
+           break;      /* hopeless */
+
+         filename = repomd_find(repo, "updateinfo", &filechksum, &filechksumtype);
+         if (filename && (fp = curlfopen(cinfo, filename, iscompressed(filename), filechksum, filechksumtype, &badchecksum)) != 0)
+           {
+             if (repo_add_updateinfoxml(repo, fp, 0))
+               {
+                 printf("updateinfo: %s\n", pool_errstr(pool));
+                 badchecksum = 1;
+               }
+             fclose(fp);
+           }
+
+         data = repo_add_repodata(repo, 0);
+         if (!repomd_add_ext(repo, data, "deltainfo"))
+           repomd_add_ext(repo, data, "prestodelta");
+         repomd_add_ext(repo, data, "filelists");
+         repodata_internalize(data);
+         if (!badchecksum)
+           writecachedrepo(repo, 0, 0, cinfo->cookie);
+         repodata_create_stubs(repo_last_repodata(repo));
          break;
+#endif
+
+#ifdef ENABLE_SUSEREPO
         case TYPE_SUSETAGS:
          printf("susetags repo '%s':", cinfo->alias);
          fflush(stdout);
-         repo = repo_create(pool, cinfo->alias);
-         cinfo->repo = repo;
-         repo->appdata = cinfo;
-         repo->priority = 99 - cinfo->priority;
          descrdir = 0;
          defvendor = 0;
-         if ((fp = curlfopen(cinfo->baseurl, "content", 0)) != 0)
+         if ((fp = curlfopen(cinfo, "content", 0, 0, 0, 0)) == 0)
            {
-             calc_checksum_fp(fp, REPOKEY_TYPE_SHA256, cookie);
-             if (usecachedrepo(repo, cookie))
+             printf(" no content file, skipped\n");
+             repo_free(repo, 1);
+             cinfo->repo = 0;
+             break;
+           }
+         calc_checksum_fp(fp, REPOKEY_TYPE_SHA256, cinfo->cookie);
+         if (usecachedrepo(repo, 0, cinfo->cookie, 1))
+           {
+             printf(" cached\n");
+             fclose(fp);
+             break;
+           }
+         if (cinfo->repo_gpgcheck)
+           {
+             sigfp = curlfopen(cinfo, "content.asc", 0, 0, 0, 0);
+             if (!sigfp)
                {
-                 printf(" cached\n");
+                 printf(" unsigned, skipped\n");
                  fclose(fp);
                  break;
                }
-             havecontent = 1;  /* ok to write cache */
-             repo_add_content(repo, fp, 0);
+             if (sigfp)
+               {
+                 if (!sigpool)
+                   sigpool = read_sigs();
+                 if (!checksig(sigpool, fp, sigfp))
+                   {
+                     printf(" checksig failed, skipped\n");
+                     fclose(sigfp);
+                     fclose(fp);
+                     break;
+                   }
+                 fclose(sigfp);
+               }
+           }
+         if (repo_add_content(repo, fp, 0))
+           {
+             printf("content: %s\n", pool_errstr(pool));
              fclose(fp);
-             defvendor = repo_lookup_id(repo, SOLVID_META, SUSETAGS_DEFAULTVENDOR);
-             descrdir = repo_lookup_str(repo, SOLVID_META, SUSETAGS_DESCRDIR);
+             break;    /* hopeless */
            }
+         fclose(fp);
+         defvendor = repo_lookup_id(repo, SOLVID_META, SUSETAGS_DEFAULTVENDOR);
+         descrdir = repo_lookup_str(repo, SOLVID_META, SUSETAGS_DESCRDIR);
          if (!descrdir)
            descrdir = "suse/setup/descr";
-         printf(" reading\n");
-         if ((fp = curlfopen(cinfo->baseurl, pool_tmpjoin(pool, descrdir, "/packages.gz", 0), 1)) == 0)
-           if ((fp = curlfopen(cinfo->baseurl, pool_tmpjoin(pool, descrdir, "/packages", 0), 0)) == 0)
+         filename = susetags_find(repo, "packages.gz", &filechksum, &filechksumtype);
+          if (!filename)
+           filename = susetags_find(repo, "packages", &filechksum, &filechksumtype);
+         if (!filename)
+           {
+             printf(" no packages file entry, skipped\n");
              break;
-         repo_add_susetags(repo, fp, defvendor, 0, 0);
+           }
+         printf(" fetching\n");
+         if ((fp = curlfopen(cinfo, pool_tmpjoin(pool, descrdir, "/", filename), iscompressed(filename), filechksum, filechksumtype, &badchecksum)) == 0)
+           break;      /* hopeless */
+         if (repo_add_susetags(repo, fp, defvendor, 0, REPO_NO_INTERNALIZE|SUSETAGS_RECORD_SHARES))
+           {
+             printf("packages: %s\n", pool_errstr(pool));
+             fclose(fp);
+             break;    /* hopeless */
+           }
          fclose(fp);
-         if (havecontent)
-           writecachedrepo(repo, cookie);
+         /* add default language */
+         filename = susetags_find(repo, "packages.en.gz", &filechksum, &filechksumtype);
+          if (!filename)
+           filename = susetags_find(repo, "packages.en", &filechksum, &filechksumtype);
+         if (filename)
+           {
+             if ((fp = curlfopen(cinfo, pool_tmpjoin(pool, descrdir, "/", filename), iscompressed(filename), filechksum, filechksumtype, &badchecksum)) != 0)
+               {
+                 if (repo_add_susetags(repo, fp, defvendor, 0, REPO_NO_INTERNALIZE|REPO_REUSE_REPODATA|REPO_EXTEND_SOLVABLES))
+                   {
+                     printf("packages.en: %s\n", pool_errstr(pool));
+                     badchecksum = 1;
+                   }
+                 fclose(fp);
+               }
+           }
+         filename = susetags_find(repo, "patterns", &filechksum, &filechksumtype);
+         if (filename)
+           {
+             if ((fp = curlfopen(cinfo, pool_tmpjoin(pool, descrdir, "/", filename), iscompressed(filename), filechksum, filechksumtype, &badchecksum)) != 0)
+               {
+                 char pbuf[256];
+                 while (fgets(pbuf, sizeof(pbuf), fp))
+                   {
+                     int l = strlen(pbuf);
+                     FILE *fp2;
+                     if (l && pbuf[l - 1] == '\n')
+                       pbuf[--l] = 0;
+                     if (!*pbuf || *pbuf == '.' || strchr(pbuf, '/') != 0)
+                       continue;
+                     filename = susetags_find(repo, pbuf, &filechksum, &filechksumtype);
+                     if (filename && (fp2 = curlfopen(cinfo, pool_tmpjoin(pool, descrdir, "/", filename), iscompressed(filename), filechksum, filechksumtype, &badchecksum)) != 0)
+                       {
+                         if (repo_add_susetags(repo, fp2, defvendor, 0, REPO_NO_INTERNALIZE))
+                           {
+                             printf("%s: %s\n", pbuf, pool_errstr(pool));
+                             badchecksum = 1;
+                           }
+                         fclose(fp2);
+                       }
+                   }
+                 fclose(fp);
+               }
+           }
+          repo_internalize(repo);
+         data = repo_add_repodata(repo, 0);
+         susetags_add_ext(repo, data);
+         repodata_internalize(data);
+         if (!badchecksum)
+           writecachedrepo(repo, 0, 0, cinfo->cookie);
+         repodata_create_stubs(repo_last_repodata(repo));
+         break;
+#endif
+
+#if defined(ENABLE_DEBIAN)
+        case TYPE_DEBIAN:
+         printf("debian repo '%s':", cinfo->alias);
+         fflush(stdout);
+         filename = solv_dupjoin("dists/", cinfo->name, "/Release");
+         if ((fpr = curlfopen(cinfo, filename, 0, 0, 0, 0)) == 0)
+           {
+             printf(" no Release file, skipped\n");
+             repo_free(repo, 1);
+             cinfo->repo = 0;
+             free((char *)filename);
+             break;
+           }
+         solv_free((char *)filename);
+         if (cinfo->repo_gpgcheck)
+           {
+             filename = solv_dupjoin("dists/", cinfo->name, "/Release.gpg");
+             sigfp = curlfopen(cinfo, filename, 0, 0, 0, 0);
+             solv_free((char *)filename);
+             if (!sigfp)
+               {
+                 printf(" unsigned, skipped\n");
+                 fclose(fpr);
+                 break;
+               }
+             if (!sigpool)
+               sigpool = read_sigs();
+             if (!checksig(sigpool, fpr, sigfp))
+               {
+                 printf(" checksig failed, skipped\n");
+                 fclose(sigfp);
+                 fclose(fpr);
+                 break;
+               }
+             fclose(sigfp);
+           }
+         calc_checksum_fp(fpr, REPOKEY_TYPE_SHA256, cinfo->cookie);
+         if (usecachedrepo(repo, 0, cinfo->cookie, 1))
+           {
+             printf(" cached\n");
+              fclose(fpr);
+             break;
+           }
+         printf(" fetching\n");
+          for (j = 0; j < cinfo->ncomponents; j++)
+           {
+             if (!(filename = debian_find_component(cinfo, fpr, cinfo->components[j], &filechksum, &filechksumtype)))
+               {
+                 printf("[component %s not found]\n", cinfo->components[j]);
+                 continue;
+               }
+             if ((fp = curlfopen(cinfo, filename, iscompressed(filename), filechksum, filechksumtype, &badchecksum)) != 0)
+               {
+                 if (repo_add_debpackages(repo, fp, 0))
+                   {
+                     printf("component %s: %s\n", cinfo->components[j], pool_errstr(pool));
+                     badchecksum = 1;
+                   }
+                 fclose(fp);
+               }
+             solv_free((char *)filechksum);
+             solv_free((char *)filename);
+           }
+         fclose(fpr);
+         if (!badchecksum)
+           writecachedrepo(repo, 0, 0, cinfo->cookie);
          break;
+#endif
+
        default:
          printf("unsupported repo '%s': skipped\n", cinfo->alias);
          repo_free(repo, 1);
@@ -553,78 +2036,345 @@ read_repos(Pool *pool, struct repoinfo *repoinfos, int nrepoinfos)
          break;
        }
     }
+  if (sigpool)
+    pool_free(sigpool);
 }
 
-void
-mkselect(Pool *pool, const char *arg, int flags, Queue *out)
+
+int
+str2archid(Pool *pool, char *arch)
+{
+  Id id;
+  if (!*arch)
+    return 0;
+  id = pool_str2id(pool, arch, 0);
+  if (id == ARCH_SRC || id == ARCH_NOSRC || id == ARCH_NOARCH)
+    return id;
+  if (pool->id2arch && (id > pool->lastarch || !pool->id2arch[id]))
+    return 0;
+  return id;
+}
+
+
+#define DEPGLOB_NAME     1
+#define DEPGLOB_DEP      2
+#define DEPGLOB_NAMEDEP  3
+
+int
+depglob(Pool *pool, char *name, Queue *job, int what)
 {
-  Id id, p, pp;
-  Id type = 0;
-  const char *r, *r2;
+  Id p, pp;
+  Id id = pool_str2id(pool, name, 0);
+  int i, match = 0;
 
-  id = str2id(pool, arg, 0);
   if (id)
     {
       FOR_PROVIDES(p, pp, id)
        {
-         Solvable *s = pool_id2solvable(pool, p);
-         if (s->name == id)
+         Solvable *s = pool->solvables + p;
+         match = 1;
+         if (s->name == id && (what & DEPGLOB_NAME) != 0)
            {
-             type = SOLVER_SOLVABLE_NAME;
-             break;
+             queue_push2(job, SOLVER_SOLVABLE_NAME, id);
+             return 1;
            }
-         type = SOLVER_SOLVABLE_PROVIDES;
+       }
+      if (match)
+       {
+         if (what == DEPGLOB_NAMEDEP)
+           printf("[using capability match for '%s']\n", name);
+         queue_push2(job, SOLVER_SOLVABLE_PROVIDES, id);
+         return 1;
        }
     }
-  if (!type)
+
+  if (strpbrk(name, "[*?") == 0)
+    return 0;
+
+  if ((what & DEPGLOB_NAME) != 0)
     {
-      /* did not find a solvable, see if it's a relation */
-      if ((r = strpbrk(arg, "<=>")) != 0)
+      /* looks like a name glob. hard work. */
+      for (p = 1; p < pool->nsolvables; p++)
        {
-         Id rid, rname, revr;
-         int rflags = 0;
-         for (r2 = r; r2 > arg && (r2[-1] == ' ' || r2[-1] == '\t'); )
-           r2--;
-         rname = r2 > arg ? strn2id(pool, arg, r2 - arg, 1) : 0;
-         for (; *r; r++)
+         Solvable *s = pool->solvables + p;
+         if (!s->repo || !pool_installable(pool, s))
+           continue;
+         id = s->name;
+         if (fnmatch(name, pool_id2str(pool, id), 0) == 0)
            {
-             if (*r == '<')
-               rflags |= REL_LT;
-             else if (*r == '=')
-               rflags |= REL_EQ;
-             else if (*r == '>')
-               rflags |= REL_GT;
-             else
-               break;
+             for (i = 0; i < job->count; i += 2)
+               if (job->elements[i] == SOLVER_SOLVABLE_NAME && job->elements[i + 1] == id)
+                 break;
+             if (i == job->count)
+               queue_push2(job, SOLVER_SOLVABLE_NAME, id);
+             match = 1;
+           }
+       }
+      if (match)
+       return 1;
+    }
+  if ((what & DEPGLOB_DEP))
+    {
+      /* looks like a dep glob. really hard work. */
+      for (id = 1; id < pool->ss.nstrings; id++)
+       {
+         if (!pool->whatprovides[id])
+           continue;
+         if (fnmatch(name, pool_id2str(pool, id), 0) == 0)
+           {
+             if (!match && what == DEPGLOB_NAMEDEP)
+               printf("[using capability match for '%s']\n", name);
+             for (i = 0; i < job->count; i += 2)
+               if (job->elements[i] == SOLVER_SOLVABLE_PROVIDES && job->elements[i + 1] == id)
+                 break;
+             if (i == job->count)
+               queue_push2(job, SOLVER_SOLVABLE_PROVIDES, id);
+             match = 1;
+           }
+       }
+      if (match)
+       return 1;
+    }
+  return 0;
+}
+
+int
+limitrelation(Pool *pool, Queue *job, int flags, Id evr)
+{
+  int i, j;
+  Id p, pp;
+  for (i = j = 0; i < job->count; i += 2)
+    {
+      Id select = job->elements[i] & SOLVER_SELECTMASK;
+      if (select != SOLVER_SOLVABLE_NAME && select != SOLVER_SOLVABLE_PROVIDES)
+       {
+         fprintf(stderr, "limitrelation only works on name/provides jobs\n");
+         exit(1);
+       }
+      job->elements[i + 1] = pool_rel2id(pool, job->elements[i + 1], evr, flags, 1);
+      if (flags == REL_ARCH)
+       job->elements[i] |= SOLVER_SETARCH;
+      if (flags == REL_EQ && select == SOLVER_SOLVABLE_NAME && job->elements[i])
+       {
+#ifndef DEBIAN
+         const char *evrstr = pool_id2str(pool, evr);
+         if (!strchr(evrstr, '-'))
+           job->elements[i] |= SOLVER_SETEV;
+         else
+#endif
+           job->elements[i] |= SOLVER_SETEVR;
+       }
+      /* make sure we still have matches */
+      FOR_JOB_SELECT(p, pp, job->elements[i], job->elements[i + 1])
+       break;
+      if (p)
+       {
+         job->elements[j] = job->elements[i];
+         job->elements[j + 1] = job->elements[i + 1];
+         j += 2;
+       }
+    }
+  queue_truncate(job, j);
+  return j / 2;
+}
+
+int
+limitrelation_arch(Pool *pool, Queue *job, int flags, char *evr)
+{
+  char *r;
+  Id archid;
+  if ((r = strrchr(evr, '.')) != 0 && r[1] && (archid = str2archid(pool, r + 1)) != 0)
+    {
+      *r = 0;
+      limitrelation(pool, job, REL_ARCH, archid);
+      limitrelation(pool, job, flags, pool_str2id(pool, evr, 1));
+      *r = '.';
+    }
+  else
+    limitrelation(pool, job, flags, pool_str2id(pool, evr, 1));
+  return job->count / 2;
+}
+
+int
+limitrepo(Pool *pool, Id repofilter, Queue *job)
+{
+  Queue mq;
+  Id p, pp;
+  int i, j;
+  Solvable *s;
+
+  queue_init(&mq);
+  for (i = j = 0; i < job->count; i += 2)
+    {
+      queue_empty(&mq);
+      FOR_JOB_SELECT(p, pp, job->elements[i], job->elements[i + 1])
+       {
+         s = pool_id2solvable(pool, p);
+         if (s->repo && s->repo->repoid == repofilter)
+            queue_push(&mq, p);
+       }
+      if (mq.count)
+       {
+         /* here we assume that repo == vendor, so we also set SOLVER_SETVENDOR */
+         Id flags = (job->elements[i] & SOLVER_SETMASK) | SOLVER_SETVENDOR | SOLVER_SETREPO;
+         if ((job->elements[i] & SOLVER_SELECTMASK) == SOLVER_SOLVABLE_NAME)
+           flags |= SOLVER_SETNAME;
+         if (mq.count == 1)
+           {
+             job->elements[j] = SOLVER_SOLVABLE | SOLVER_NOAUTOSET | flags;
+             job->elements[j + 1] = mq.elements[0];
            }
-         while (*r == ' ' || *r == '\t')
-           r++;
-         revr = *r ? str2id(pool, r, 1) : 0;
-         rid = rname && revr ? rel2id(pool, rname, revr, rflags, 1) : 0;
-         if (rid)
+         else
            {
-             FOR_PROVIDES(p, pp, rid)
-               {
-                 Solvable *s = pool_id2solvable(pool, p);
-                 if (pool_match_nevr(pool, s, rid))
-                   {
-                     type = SOLVER_SOLVABLE_NAME;
-                     break;
-                   }
-                 type = SOLVER_SOLVABLE_PROVIDES;
-               }
+             job->elements[j] = SOLVER_SOLVABLE_ONE_OF | flags;
+             job->elements[j + 1] = pool_queuetowhatprovides(pool, &mq);
+           }
+         j += 2;
+       }
+    }
+  queue_truncate(job, j);
+  queue_free(&mq);
+  return j / 2;
+}
+
+int
+mkselect(Pool *pool, int mode, char *name, Queue *job)
+{
+  char *r, *r2;
+  Id archid;
+
+  if (*name == '/')
+    {
+      Dataiterator di;
+      int type = strpbrk(name, "[*?") == 0 ? SEARCH_STRING : SEARCH_GLOB;
+      Queue q;
+      queue_init(&q);
+      dataiterator_init(&di, pool, mode == SOLVER_ERASE ? pool->installed : 0, 0, SOLVABLE_FILELIST, name, type|SEARCH_FILES|SEARCH_COMPLETE_FILELIST);
+      while (dataiterator_step(&di))
+       {
+         Solvable *s = pool->solvables + di.solvid;
+         if (!s->repo || !pool_installable(pool, s))
+           continue;
+         queue_push(&q, di.solvid);
+         dataiterator_skip_solvable(&di);
+       }
+      dataiterator_free(&di);
+      if (q.count)
+       {
+         printf("[using file list match for '%s']\n", name);
+         if (q.count > 1)
+           queue_push2(job, SOLVER_SOLVABLE_ONE_OF, pool_queuetowhatprovides(pool, &q));
+         else
+           queue_push2(job, SOLVER_SOLVABLE | SOLVER_NOAUTOSET, q.elements[0]);
+         queue_free(&q);
+         return job->count / 2;
+       }
+    }
+  if ((r = strpbrk(name, "<=>")) != 0)
+    {
+      /* relation case, support:
+       * depglob rel
+       * depglob.arch rel
+       */
+      int rflags = 0;
+      int nend = r - name;
+      char oldnend;
+      for (; *r; r++)
+       {
+         if (*r == '<')
+           rflags |= REL_LT;
+         else if (*r == '=')
+           rflags |= REL_EQ;
+         else if (*r == '>')
+           rflags |= REL_GT;
+         else
+           break;
+       }
+      while (*r && *r == ' ' && *r == '\t')
+       r++;
+      while (nend && (name[nend - 1] == ' ' || name[nend -1 ] == '\t'))
+       nend--;
+      if (!*name || !*r)
+       {
+         fprintf(stderr, "bad relation\n");
+         exit(1);
+       }
+      oldnend = name[nend];
+      name[nend] = 0;
+      if (depglob(pool, name, job, DEPGLOB_NAMEDEP))
+       {
+         name[nend] = oldnend;
+         limitrelation(pool, job, rflags, pool_str2id(pool, r, 1));
+         return job->count / 2;
+       }
+      if ((r2 = strrchr(name, '.')) != 0 && r2[1] && (archid = str2archid(pool, r2 + 1)) != 0)
+       {
+         *r2 = 0;
+         if (depglob(pool, name, job, DEPGLOB_NAMEDEP))
+           {
+             name[nend] = oldnend;
+             *r2 = '.';
+             limitrelation(pool, job, REL_ARCH, archid);
+             limitrelation(pool, job, rflags, pool_str2id(pool, r, 1));
+             return job->count / 2;
            }
-         if (type)
-           id = rid;
+         *r2 = '.';
        }
+      name[nend] = oldnend;
     }
-  if (type)
+  else
     {
-      queue_push(out, type);
-      queue_push(out, id);
+      /* no relation case, support:
+       * depglob
+       * depglob.arch
+       * nameglob-version
+       * nameglob-version.arch
+       * nameglob-version-release
+       * nameglob-version-release.arch
+       */
+      if (depglob(pool, name, job, DEPGLOB_NAMEDEP))
+       return job->count / 2;
+      if ((r = strrchr(name, '.')) != 0 && r[1] && (archid = str2archid(pool, r + 1)) != 0)
+       {
+         *r = 0;
+         if (depglob(pool, name, job, DEPGLOB_NAMEDEP))
+           {
+             *r = '.';
+             limitrelation(pool, job, REL_ARCH, archid);
+             return job->count / 2;
+           }
+         *r = '.';
+       }
+      if ((r = strrchr(name, '-')) != 0)
+       {
+         *r = 0;
+         if (depglob(pool, name, job, DEPGLOB_NAME))
+           {
+             /* have just the version */
+             limitrelation_arch(pool, job, REL_EQ, r + 1);
+             *r = '-';
+             return job->count / 2;
+           }
+         if ((r2 = strrchr(name, '-')) != 0)
+           {
+             *r = '-';
+             *r2 = 0;
+             r = r2;
+             if (depglob(pool, name, job, DEPGLOB_NAME))
+               {
+                 /* have version-release */
+                 limitrelation_arch(pool, job, REL_EQ, r + 1);
+                 *r = '-';
+                 return job->count / 2;
+               }
+           }
+         *r = '-';
+       }
     }
+  return 0;
 }
 
+
 int
 yesno(const char *str)
 {
@@ -652,6 +2402,8 @@ yesno(const char *str)
     }
 }
 
+#if defined(ENABLE_RPMDB) && (defined(SUSE) || defined(FEDORA))
+
 struct fcstate {
   FILE **newpkgsfps;
   Queue *checkq;
@@ -660,7 +2412,7 @@ struct fcstate {
 };
 
 static void *
-fc_cb(Pool *pool, Id p, void *cbdata)
+fileconflict_cb(Pool *pool, Id p, void *cbdata)
 {
   struct fcstate *fcstate = cbdata;
   Solvable *s;
@@ -692,11 +2444,52 @@ fc_cb(Pool *pool, Id p, void *cbdata)
   if (!fp)
     return 0;
   rewind(fp);
-  return rpm_byfp(fp, solvable2str(pool, s), &fcstate->rpmdbstate);
+  return rpm_byfp(fp, pool_solvable2str(pool, s), &fcstate->rpmdbstate);
+}
+
+
+void
+runrpm(const char *arg, const char *name, int dupfd3)
+{
+  pid_t pid;
+  int status;
+
+  if ((pid = fork()) == (pid_t)-1)
+    {
+      perror("fork");
+      exit(1);
+    }
+  if (pid == 0)
+    {
+      if (dupfd3 != -1 && dupfd3 != 3)
+       {
+         dup2(dupfd3, 3);
+         close(dupfd3);
+       }
+      if (dupfd3 != -1)
+       fcntl(3, F_SETFD, 0);   /* clear CLOEXEC */
+      if (strcmp(arg, "-e") == 0)
+        execlp("rpm", "rpm", arg, "--nodeps", "--nodigest", "--nosignature", name, (char *)0);
+      else
+        execlp("rpm", "rpm", arg, "--force", "--nodeps", "--nodigest", "--nosignature", name, (char *)0);
+      perror("rpm");
+      _exit(0);
+    }
+  while (waitpid(pid, &status, 0) != pid)
+    ;
+  if (status)
+    {
+      printf("rpm failed\n");
+      exit(1);
+    }
 }
 
+#endif
+
+#if defined(ENABLE_DEBIAN) && defined(DEBIAN)
+
 void
-runrpm(const char *arg, const char *name, int dupfd3)
+rundpkg(const char *arg, const char *name, int dupfd3)
 {
   pid_t pid;
   int status;
@@ -715,137 +2508,637 @@ runrpm(const char *arg, const char *name, int dupfd3)
        }
       if (dupfd3 != -1)
        fcntl(3, F_SETFD, 0);   /* clear CLOEXEC */
-      if (strcmp(arg, "-e") == 0)
-        execlp("rpm", "rpm", arg, "--nodeps", "--nodigest", "--nosignature", name, (char *)0);
+      if (strcmp(arg, "--install") == 0)
+        execlp("dpkg", "dpkg", "--install", "--force", "all", name, (char *)0);
       else
-        execlp("rpm", "rpm", arg, "--force", "--nodeps", "--nodigest", "--nosignature", name, (char *)0);
-      perror("rpm");
+        execlp("dpkg", "dpkg", "--remove", "--force", "all", name, (char *)0);
+      perror("dpkg");
       _exit(0);
     }
   while (waitpid(pid, &status, 0) != pid)
     ;
   if (status)
     {
-      printf("rpm failed\n");
+      printf("dpkg failed\n");
       exit(1);
     }
 }
 
+#endif
+
 static Id
 nscallback(Pool *pool, void *data, Id name, Id evr)
 {
   if (name == NAMESPACE_PRODUCTBUDDY)
-    {    
+    {
       /* SUSE specific hack: each product has an associated rpm */
-      Solvable *s = pool->solvables + evr; 
-      Id p, pp, cap; 
-      
-      cap = str2id(pool, pool_tmpjoin(pool, "product(", id2str(pool, s->name) + 8, ")"), 0);
+      Solvable *s = pool->solvables + evr;
+      Id p, pp, cap;
+      Id bestp = 0;
+
+      cap = pool_str2id(pool, pool_tmpjoin(pool, "product(", pool_id2str(pool, s->name) + 8, ")"), 0);
       if (!cap)
         return 0;
-      cap = rel2id(pool, cap, s->evr, REL_EQ, 0);
+      cap = pool_rel2id(pool, cap, s->evr, REL_EQ, 0);
       if (!cap)
         return 0;
-      FOR_PROVIDES(p, pp, cap) 
+      FOR_PROVIDES(p, pp, cap)
         {
-          Solvable *ps = pool->solvables + p; 
+          Solvable *ps = pool->solvables + p;
           if (ps->repo == s->repo && ps->arch == s->arch)
-            break;
+            if (!bestp || pool_evrcmp(pool, pool->solvables[bestp].evr, ps->evr, EVRCMP_COMPARE) < 0)
+             bestp = p;
         }
-      return p;
+      return bestp;
     }
   return 0;
 }
 
+#ifdef SOFTLOCKS_PATH
+
+void
+addsoftlocks(Pool *pool, Queue *job)
+{
+  FILE *fp;
+  Id type, id, p, pp;
+  char *bp, *ep, buf[4096];
+
+  if ((fp = fopen(SOFTLOCKS_PATH, "r")) == 0)
+    return;
+  while((bp = fgets(buf, sizeof(buf), fp)) != 0)
+    {
+      while (*bp == ' ' || *bp == '\t')
+       bp++;
+      if (!*bp || *bp == '#')
+       continue;
+      for (ep = bp; *ep; ep++)
+       if (*ep == ' ' || *ep == '\t' || *ep == '\n')
+         break;
+      *ep = 0;
+      type = SOLVER_SOLVABLE_NAME;
+      if (!strncmp(bp, "provides:", 9) && bp[9])
+       {
+         type = SOLVER_SOLVABLE_PROVIDES;
+         bp += 9;
+       }
+      id = pool_str2id(pool, bp, 1);
+      if (pool->installed)
+       {
+         FOR_JOB_SELECT(p, pp, type, id)
+           if (pool->solvables[p].repo == pool->installed)
+             break;
+         if (p)
+           continue;   /* ignore, as it is already installed */
+       }
+      queue_push2(job, SOLVER_LOCK|SOLVER_WEAK|type, id);
+    }
+  fclose(fp);
+}
+
+#endif
+
+
+void
+rewrite_repos(Pool *pool, Queue *addedfileprovides, Queue *addedfileprovides_inst)
+{
+  Repo *repo;
+  Repodata *data;
+  Map providedids;
+  Queue fileprovidesq;
+  int i, j, n;
+  struct repoinfo *cinfo;
+
+  map_init(&providedids, pool->ss.nstrings);
+  queue_init(&fileprovidesq);
+  for (i = 0; i < addedfileprovides->count; i++)
+    MAPSET(&providedids, addedfileprovides->elements[i]);
+  FOR_REPOS(i, repo)
+    {
+      /* make sure all repodatas but the first are extensions */
+      if (repo->nrepodata < 2)
+       continue;
+      data = repo_id2repodata(repo, 1);
+      if (data->loadcallback)
+        continue;
+      for (j = 2; j < repo->nrepodata; j++)
+       {
+         Repodata *edata = repo_id2repodata(repo, j);
+         if (!edata->loadcallback)
+           break;
+       }
+      if (j < repo->nrepodata)
+       continue;       /* found a non-externsion repodata, can't rewrite  */
+      if (repodata_lookup_idarray(data, SOLVID_META, REPOSITORY_ADDEDFILEPROVIDES, &fileprovidesq))
+       {
+         if (repo == pool->installed && addedfileprovides_inst)
+           {
+             for (j = 0; j < addedfileprovides->count; j++)
+               MAPCLR(&providedids, addedfileprovides->elements[j]);
+             for (j = 0; j < addedfileprovides_inst->count; j++)
+               MAPSET(&providedids, addedfileprovides_inst->elements[j]);
+           }
+         n = 0;
+         for (j = 0; j < fileprovidesq.count; j++)
+           if (MAPTST(&providedids, fileprovidesq.elements[j]))
+             n++;
+         if (repo == pool->installed && addedfileprovides_inst)
+           {
+             for (j = 0; j < addedfileprovides_inst->count; j++)
+               MAPCLR(&providedids, addedfileprovides_inst->elements[j]);
+             for (j = 0; j < addedfileprovides->count; j++)
+               MAPSET(&providedids, addedfileprovides->elements[j]);
+             if (n == addedfileprovides_inst->count)
+               continue;       /* nothing new added */
+           }
+         else if (n == addedfileprovides->count)
+           continue;   /* nothing new added */
+       }
+      repodata_set_idarray(data, SOLVID_META, REPOSITORY_ADDEDFILEPROVIDES, repo == pool->installed && addedfileprovides_inst ? addedfileprovides_inst : addedfileprovides);
+      repodata_internalize(data);
+      cinfo = repo->appdata;
+      writecachedrepo(repo, data, 0, cinfo ? cinfo->cookie : installedcookie);
+    }
+  queue_free(&fileprovidesq);
+  map_free(&providedids);
+}
+
+static void
+select_patches(Pool *pool, Queue *job)
+{
+  Id p, pp;
+  int pruneyou = 0;
+  Map installedmap, noobsmap;
+  Solvable *s;
+
+  map_init(&noobsmap, 0);
+  map_init(&installedmap, pool->nsolvables);
+  solver_calculate_noobsmap(pool, job, &noobsmap);
+  if (pool->installed)
+    FOR_REPO_SOLVABLES(pool->installed, p, s)
+      MAPSET(&installedmap, p);
+
+  /* install all patches */
+  for (p = 1; p < pool->nsolvables; p++)
+    {
+      const char *type;
+      int r;
+      Id p2;
+
+      s = pool->solvables + p;
+      if (strncmp(pool_id2str(pool, s->name), "patch:", 6) != 0)
+       continue;
+      FOR_PROVIDES(p2, pp, s->name)
+       {
+         Solvable *s2 = pool->solvables + p2;
+         if (s2->name != s->name)
+           continue;
+         r = pool_evrcmp(pool, s->evr, s2->evr, EVRCMP_COMPARE);
+         if (r < 0 || (r == 0 && p > p2))
+           break;
+       }
+      if (p2)
+       continue;
+      type = solvable_lookup_str(s, SOLVABLE_PATCHCATEGORY);
+      if (type && !strcmp(type, "optional"))
+       continue;
+      r = solvable_trivial_installable_map(s, &installedmap, 0, &noobsmap);
+      if (r == -1)
+       continue;
+      if (solvable_lookup_bool(s, UPDATE_RESTART) && r == 0)
+       {
+         if (!pruneyou++)
+           queue_empty(job);
+       }
+      else if (pruneyou)
+       continue;
+      queue_push2(job, SOLVER_SOLVABLE, p);
+    }
+  map_free(&installedmap);
+  map_free(&noobsmap);
+}
+
+#define MODE_LIST        0
+#define MODE_INSTALL     1
+#define MODE_ERASE       2
+#define MODE_UPDATE      3
+#define MODE_DISTUPGRADE 4
+#define MODE_VERIFY      5
+#define MODE_PATCH       6
+#define MODE_INFO        7
+#define MODE_REPOLIST    8
+#define MODE_SEARCH     9
+
+void
+usage(int r)
+{
+  fprintf(stderr, "Usage: solv COMMAND <select>\n");
+  fprintf(stderr, "\n");
+  fprintf(stderr, "    dist-upgrade: replace installed packages with\n");
+  fprintf(stderr, "                  versions from the repositories\n");
+  fprintf(stderr, "    erase:        erase installed packages\n");
+  fprintf(stderr, "    info:         display package information\n");
+  fprintf(stderr, "    install:      install packages\n");
+  fprintf(stderr, "    list:         list packages\n");
+  fprintf(stderr, "    repos:        list enabled repositories\n");
+  fprintf(stderr, "    search:       search name/summary/description\n");
+  fprintf(stderr, "    update:       update installed packages\n");
+  fprintf(stderr, "    verify:       check dependencies of installed packages\n");
+  fprintf(stderr, "\n");
+  exit(r);
+}
 
 int
 main(int argc, char **argv)
 {
   Pool *pool;
+  Repo *commandlinerepo = 0;
+  Id *commandlinepkgs = 0;
   Id p, pp;
   struct repoinfo *repoinfos;
   int nrepoinfos = 0;
-  int i, mode, newpkgs;
+  int mainmode = 0, mode = 0;
+  int i, newpkgs;
   Queue job, checkq;
   Solver *solv = 0;
   Transaction *trans;
   char inbuf[128], *ip;
-  int updateall = 0;
+  int allpkgs = 0;
   FILE **newpkgsfps;
-  struct fcstate fcstate;
+  Queue addedfileprovides;
+  Queue addedfileprovides_inst;
+  Id repofilter = 0;
+  int cleandeps = 0;
 
   argc--;
   argv++;
+  if (!argv[0])
+    usage(1);
   if (!strcmp(argv[0], "install") || !strcmp(argv[0], "in"))
-    mode = SOLVER_INSTALL;
+    {
+      mainmode = MODE_INSTALL;
+      mode = SOLVER_INSTALL;
+    }
+  else if (!strcmp(argv[0], "patch"))
+    {
+      mainmode = MODE_PATCH;
+      mode = SOLVER_INSTALL;
+    }
   else if (!strcmp(argv[0], "erase") || !strcmp(argv[0], "rm"))
-    mode = SOLVER_ERASE;
-  else if (!strcmp(argv[0], "show"))
-    mode = 0;
+    {
+      mainmode = MODE_ERASE;
+      mode = SOLVER_ERASE;
+    }
+  else if (!strcmp(argv[0], "list"))
+    {
+      mainmode = MODE_LIST;
+      mode = 0;
+    }
+  else if (!strcmp(argv[0], "info"))
+    {
+      mainmode = MODE_INFO;
+      mode = 0;
+    }
+  else if (!strcmp(argv[0], "search"))
+    {
+      mainmode = MODE_SEARCH;
+      mode = 0;
+    }
+  else if (!strcmp(argv[0], "verify"))
+    {
+      mainmode = MODE_VERIFY;
+      mode = SOLVER_VERIFY;
+    }
   else if (!strcmp(argv[0], "update") || !strcmp(argv[0], "up"))
-    mode = SOLVER_UPDATE;
+    {
+      mainmode = MODE_UPDATE;
+      mode = SOLVER_UPDATE;
+    }
+  else if (!strcmp(argv[0], "dist-upgrade") || !strcmp(argv[0], "dup"))
+    {
+      mainmode = MODE_DISTUPGRADE;
+      mode = SOLVER_UPDATE;
+    }
+  else if (!strcmp(argv[0], "repos") || !strcmp(argv[0], "repolist") || !strcmp(argv[0], "lr"))
+    {
+      mainmode = MODE_REPOLIST;
+      mode = 0;
+    }
   else
+    usage(1);
+
+  if (argc > 1 && !strcmp(argv[1], "--clean"))
     {
-      fprintf(stderr, "Usage: solv install|erase|update|show <select>\n");
-      exit(1);
+      cleandeps = 1;
+      argc--;
+      argv++;
     }
 
   pool = pool_create();
+
+#if 0
+  {
+    const char *langs[] = {"de_DE", "de", "en"};
+    pool_set_languages(pool, langs, sizeof(langs)/sizeof(*langs));
+  }
+#endif
+
+  pool_setloadcallback(pool, load_stub, 0);
   pool->nscallback = nscallback;
   // pool_setdebuglevel(pool, 2);
   setarch(pool);
-  repoinfos = read_repoinfos(pool, REPOINFO_PATH, &nrepoinfos);
+  repoinfos = read_repoinfos(pool, &nrepoinfos);
+
+  if (mainmode == MODE_REPOLIST)
+    {
+      int j = 1;
+      for (i = 0; i < nrepoinfos; i++)
+       {
+         struct repoinfo *cinfo = repoinfos + i;
+         if (!cinfo->enabled)
+           continue;
+         printf("%d: %-20s %s (prio %d)\n", j++, cinfo->alias, cinfo->name, cinfo->priority);
+       }
+      exit(0);
+    }
+
   read_repos(pool, repoinfos, nrepoinfos);
+
+  if (argc > 2 && !strcmp(argv[1], "-r"))
+    {
+      const char *rname = argv[2], *rp;
+      for (rp = rname; *rp; rp++)
+       if (*rp <= '0' || *rp >= '9')
+         break;
+      if (!*rp)
+       {
+         /* repo specified by number */
+         int rnum = atoi(rname);
+         for (i = 0; i < nrepoinfos; i++)
+           {
+             struct repoinfo *cinfo = repoinfos + i;
+             if (!cinfo->enabled)
+               continue;
+             if (--rnum == 0)
+               repofilter = cinfo->repo->repoid;
+           }
+       }
+      else
+       {
+         /* repo specified by alias */
+         Repo *repo;
+         FOR_REPOS(i, repo)
+           {
+             if (!strcasecmp(rname, repo->name))
+               repofilter = repo->repoid;
+           }
+       }
+      if (!repofilter)
+       {
+         fprintf(stderr, "%s: no such repo\n", rname);
+         exit(1);
+       }
+      argc -= 2;
+      argv += 2;
+    }
+  if (mainmode == MODE_SEARCH)
+    {
+      Dataiterator di;
+      Map m;
+      if (argc != 2)
+       usage(1);
+      map_init(&m, pool->nsolvables);
+      dataiterator_init(&di, pool, 0, 0, 0, argv[1], SEARCH_SUBSTRING|SEARCH_NOCASE);
+      dataiterator_set_keyname(&di, SOLVABLE_NAME);
+      dataiterator_set_search(&di, 0, 0);
+      while (dataiterator_step(&di))
+       MAPSET(&m, di.solvid);
+      dataiterator_set_keyname(&di, SOLVABLE_SUMMARY);
+      dataiterator_set_search(&di, 0, 0);
+      while (dataiterator_step(&di))
+       MAPSET(&m, di.solvid);
+      dataiterator_set_keyname(&di, SOLVABLE_DESCRIPTION);
+      dataiterator_set_search(&di, 0, 0);
+      while (dataiterator_step(&di))
+       MAPSET(&m, di.solvid);
+      dataiterator_free(&di);
+
+      for (p = 1; p < pool->nsolvables; p++)
+       {
+         Solvable *s = pool_id2solvable(pool, p);
+         if (!MAPTST(&m, p))
+           continue;
+         printf("  - %s: %s\n", pool_solvable2str(pool, s), solvable_lookup_str(s, SOLVABLE_SUMMARY));
+       }
+      map_free(&m);
+      exit(0);
+    }
+
+
+  if (mainmode == MODE_LIST || mainmode == MODE_INSTALL)
+    {
+      for (i = 1; i < argc; i++)
+       {
+         int l;
+          l = strlen(argv[i]);
+#if defined(ENABLE_RPMDB) && (defined(SUSE) || defined(FEDORA))
+         if (l <= 4 || strcmp(argv[i] + l - 4, ".rpm"))
+           continue;
+#endif
+#if defined(ENABLE_DEBIAN) && defined(DEBIAN)
+         if (l <= 4 || strcmp(argv[i] + l - 4, ".deb"))
+           continue;
+#endif
+         if (access(argv[i], R_OK))
+           {
+             perror(argv[i]);
+             exit(1);
+           }
+         if (!commandlinepkgs)
+           commandlinepkgs = solv_calloc(argc, sizeof(Id));
+         if (!commandlinerepo)
+           commandlinerepo = repo_create(pool, "@commandline");
+         p = 0;
+#if defined(ENABLE_RPMDB) && (defined(SUSE) || defined(FEDORA))
+         p = repo_add_rpm(commandlinerepo, (const char *)argv[i], REPO_REUSE_REPODATA|REPO_NO_INTERNALIZE);
+#endif
+#if defined(ENABLE_DEBIAN) && defined(DEBIAN)
+         p = repo_add_deb(commandlinerepo, (const char *)argv[i], REPO_REUSE_REPODATA|REPO_NO_INTERNALIZE);
+#endif
+         if (!p)
+           {
+             fprintf(stderr, "could not add '%s'\n", argv[i]);
+             exit(1);
+           }
+         commandlinepkgs[i] = p;
+       }
+      if (commandlinerepo)
+       repo_internalize(commandlinerepo);
+    }
+
   // FOR_REPOS(i, repo)
   //   printf("%s: %d solvables\n", repo->name, repo->nsolvables);
-  pool_addfileprovides(pool);
+  queue_init(&addedfileprovides);
+  queue_init(&addedfileprovides_inst);
+  pool_addfileprovides_queue(pool, &addedfileprovides, &addedfileprovides_inst);
+  if (addedfileprovides.count || addedfileprovides_inst.count)
+    rewrite_repos(pool, &addedfileprovides, &addedfileprovides_inst);
+  queue_free(&addedfileprovides);
+  queue_free(&addedfileprovides_inst);
   pool_createwhatprovides(pool);
 
   queue_init(&job);
   for (i = 1; i < argc; i++)
-    mkselect(pool, argv[i], 0, &job);
-  if (!job.count && mode == SOLVER_UPDATE)
-    updateall = 1;
-  else if (!job.count)
+    {
+      Queue job2;
+      int j;
+
+      if (commandlinepkgs && commandlinepkgs[i])
+       {
+         queue_push2(&job, SOLVER_SOLVABLE, commandlinepkgs[i]);
+         continue;
+       }
+      queue_init(&job2);
+      if (!mkselect(pool, mode, argv[i], &job2))
+       {
+         fprintf(stderr, "nothing matches '%s'\n", argv[i]);
+         exit(1);
+       }
+      if (repofilter && !limitrepo(pool, repofilter, &job2))
+        {
+         fprintf(stderr, "nothing in repo matches '%s'\n", argv[i]);
+         exit(1);
+        }
+      for (j = 0; j < job2.count; j++)
+       queue_push(&job, job2.elements[j]);
+      queue_free(&job2);
+    }
+
+  if (!job.count && mainmode != MODE_UPDATE && mainmode != MODE_DISTUPGRADE && mainmode != MODE_VERIFY && mainmode != MODE_PATCH)
     {
       printf("no package matched\n");
       exit(1);
     }
 
-  if (!mode)
+  if (!job.count)
+    allpkgs = 1;
+
+  if (mainmode == MODE_LIST || mainmode == MODE_INFO)
     {
-      /* show mode, no solver needed */
+      /* list mode, no solver needed */
       for (i = 0; i < job.count; i += 2)
        {
-         FOR_JOB_SELECT(p, pp, job.elements[i], job.elements[i + 1])
+         Id how = job.elements[i] & SOLVER_SELECTMASK;
+         FOR_JOB_SELECT(p, pp, how, job.elements[i + 1])
            {
              Solvable *s = pool_id2solvable(pool, p);
-             printf("  - %s [%s]\n", solvable2str(pool, s), s->repo->name);
+             if (mainmode == MODE_INFO)
+               {
+                 const char *str;
+                 printf("Name:        %s\n", pool_solvable2str(pool, s));
+                 printf("Repo:        %s\n", s->repo->name);
+                 printf("Summary:     %s\n", solvable_lookup_str(s, SOLVABLE_SUMMARY));
+                 str = solvable_lookup_str(s, SOLVABLE_URL);
+                 if (str)
+                   printf("Url:         %s\n", str);
+                 str = solvable_lookup_str(s, SOLVABLE_LICENSE);
+                 if (str)
+                   printf("License:     %s\n", str);
+                 printf("Description:\n%s\n", solvable_lookup_str(s, SOLVABLE_DESCRIPTION));
+                 printf("\n");
+               }
+             else
+               {
+#if 1
+                 const char *sum = solvable_lookup_str_lang(s, SOLVABLE_SUMMARY, "de", 1);
+#else
+                 const char *sum = solvable_lookup_str_poollang(s, SOLVABLE_SUMMARY);
+#endif
+                 printf("  - %s [%s]\n", pool_solvable2str(pool, s), s->repo->name);
+                 if (sum)
+                   printf("    %s\n", sum);
+               }
            }
        }
+      queue_free(&job);
+      pool_free(pool);
+      free_repoinfos(repoinfos, nrepoinfos);
+      solv_free(commandlinepkgs);
+#ifdef FEDORA
+      yum_substitute(pool, 0);
+#endif
       exit(0);
     }
 
+  if (mainmode == MODE_PATCH)
+    select_patches(pool, &job);
+
   // add mode
   for (i = 0; i < job.count; i += 2)
-    job.elements[i] |= mode;
+    {
+      if (mode == SOLVER_UPDATE)
+       {
+         /* make update of not installed packages an install */
+         FOR_JOB_SELECT(p, pp, job.elements[i], job.elements[i + 1])
+           if (pool->installed && pool->solvables[p].repo == pool->installed)
+             break;
+         if (!p)
+           {
+             job.elements[i] |= SOLVER_INSTALL;
+             if (cleandeps)
+               job.elements[i] |= SOLVER_CLEANDEPS;
+             continue;
+           }
+       }
+      job.elements[i] |= mode;
+      if (cleandeps)
+        job.elements[i] |= SOLVER_CLEANDEPS;
+    }
+
+  if (mainmode == MODE_DISTUPGRADE && allpkgs)
+    {
+      if (repofilter)
+        queue_push2(&job, SOLVER_DISTUPGRADE|SOLVER_SOLVABLE_REPO, repofilter);
+      else
+        queue_push2(&job, SOLVER_DISTUPGRADE|SOLVER_SOLVABLE_ALL, 0);
+    }
+  if (mainmode == MODE_UPDATE && allpkgs)
+    {
+      if (repofilter)
+        queue_push2(&job, SOLVER_UPDATE|SOLVER_SOLVABLE_REPO, repofilter);
+      else
+        queue_push2(&job, SOLVER_UPDATE|SOLVER_SOLVABLE_ALL, 0);
+    }
+  if (mainmode == MODE_VERIFY && allpkgs)
+    {
+      if (repofilter)
+        queue_push2(&job, SOLVER_VERIFY|SOLVER_SOLVABLE_REPO, repofilter);
+      else
+        queue_push2(&job, SOLVER_VERIFY|SOLVER_SOLVABLE_ALL, 0);
+    }
 
   // multiversion test
-  // queue_push2(&job, SOLVER_NOOBSOLETES|SOLVER_SOLVABLE_NAME, str2id(pool, "kernel-pae", 1));
-  // queue_push2(&job, SOLVER_NOOBSOLETES|SOLVER_SOLVABLE_NAME, str2id(pool, "kernel-pae-base", 1));
-  // queue_push2(&job, SOLVER_NOOBSOLETES|SOLVER_SOLVABLE_NAME, str2id(pool, "kernel-pae-extra", 1));
+  // queue_push2(&job, SOLVER_NOOBSOLETES|SOLVER_SOLVABLE_NAME, pool_str2id(pool, "kernel-pae", 1));
+  // queue_push2(&job, SOLVER_NOOBSOLETES|SOLVER_SOLVABLE_NAME, pool_str2id(pool, "kernel-pae-base", 1));
+  // queue_push2(&job, SOLVER_NOOBSOLETES|SOLVER_SOLVABLE_NAME, pool_str2id(pool, "kernel-pae-extra", 1));
+
+#ifdef SOFTLOCKS_PATH
+  addsoftlocks(pool, &job);
+#endif
 
+#if defined(ENABLE_RPMDB) && (defined(SUSE) || defined(FEDORA))
 rerunsolver:
+#endif
   for (;;)
     {
       Id problem, solution;
       int pcnt, scnt;
 
       solv = solver_create(pool);
-      solv->ignorealreadyrecommended = 1;
-      solv->updatesystem = updateall;
-      solver_solve(solv, &job);
-      if (!solv->problems.count)
+      solver_set_flag(solv, SOLVER_FLAG_SPLITPROVIDES, 1);
+      if (mainmode == MODE_ERASE)
+        solver_set_flag(solv, SOLVER_FLAG_ALLOW_UNINSTALL, 1); /* don't nag */
+
+      if (!solver_solve(solv, &job))
        break;
       pcnt = solver_problem_count(solv);
       printf("Found %d problems:\n", pcnt);
@@ -898,38 +3191,99 @@ rerunsolver:
       solver_free(solv);
       solv = 0;
     }
-  if (!solv->trans.steps.count)
+
+  trans = solver_create_transaction(solv);
+  if (!trans->steps.count)
     {
       printf("Nothing to do.\n");
+      transaction_free(trans);
+      solver_free(solv);
+      queue_free(&job);
+      pool_free(pool);
+      free_repoinfos(repoinfos, nrepoinfos);
+      solv_free(commandlinepkgs);
+#ifdef FEDORA
+      yum_substitute(pool, 0);
+#endif
       exit(1);
     }
   printf("\n");
   printf("Transaction summary:\n\n");
-  solver_printtransaction(solv);
+  transaction_print(trans);
+
+#if defined(SUSE)
+  if (1)
+    {
+      DUChanges duc[4];
+      int i;
+
+      duc[0].path = "/";
+      duc[1].path = "/usr/share/man";
+      duc[2].path = "/sbin";
+      duc[3].path = "/etc";
+      transaction_calc_duchanges(trans, duc, 4);
+      for (i = 0; i < 4; i++)
+        printf("duchanges %s: %d K  %d inodes\n", duc[i].path, duc[i].kbytes, duc[i].files);
+    }
+#endif
+  printf("install size change: %d K\n", transaction_calc_installsizechange(trans));
+  printf("\n");
+
   if (!yesno("OK to continue (y/n)? "))
     {
       printf("Abort.\n");
+      transaction_free(trans);
+      solver_free(solv);
+      queue_free(&job);
+      pool_free(pool);
+      free_repoinfos(repoinfos, nrepoinfos);
+      solv_free(commandlinepkgs);
+#ifdef FEDORA
+      yum_substitute(pool, 0);
+#endif
       exit(1);
     }
 
-  trans = &solv->trans;
   queue_init(&checkq);
   newpkgs = transaction_installedresult(trans, &checkq);
   newpkgsfps = 0;
 
   if (newpkgs)
     {
-      printf("Downloading %d packages\n", newpkgs);
-      newpkgsfps = sat_calloc(newpkgs, sizeof(*newpkgsfps));
+      int downloadsize = 0;
+      for (i = 0; i < newpkgs; i++)
+       {
+         Solvable *s;
+
+         p = checkq.elements[i];
+         s = pool_id2solvable(pool, p);
+         downloadsize += solvable_lookup_sizek(s, SOLVABLE_DOWNLOADSIZE, 0);
+       }
+      printf("Downloading %d packages, %d K\n", newpkgs, downloadsize);
+      newpkgsfps = solv_calloc(newpkgs, sizeof(*newpkgsfps));
       for (i = 0; i < newpkgs; i++)
        {
          unsigned int medianr;
          char *loc;
          Solvable *s;
          struct repoinfo *cinfo;
+         const unsigned char *chksum;
+         Id chksumtype;
+         Dataiterator di;
 
          p = checkq.elements[i];
          s = pool_id2solvable(pool, p);
+         if (s->repo == commandlinerepo)
+           {
+             loc = solvable_get_location(s, &medianr);
+             if (!(newpkgsfps[i] = fopen(loc, "r")))
+               {
+                 perror(loc);
+                 exit(1);
+               }
+             putchar('.');
+             continue;
+           }
          cinfo = s->repo->appdata;
          if (!cinfo)
            {
@@ -939,22 +3293,131 @@ rerunsolver:
          loc = solvable_get_location(s, &medianr);
          if (!loc)
             continue;
+
+         if (pool->installed && pool->installed->nsolvables)
+           {
+             /* try a delta first */
+             char *matchname = strdup(pool_id2str(pool, s->name));
+             dataiterator_init(&di, pool, s->repo, SOLVID_META, DELTA_PACKAGE_NAME, matchname, SEARCH_STRING);
+             dataiterator_prepend_keyname(&di, REPOSITORY_DELTAINFO);
+             while (dataiterator_step(&di))
+               {
+                 Id baseevr, op;
+
+                 dataiterator_setpos_parent(&di);
+                 if (pool_lookup_id(pool, SOLVID_POS, DELTA_PACKAGE_EVR) != s->evr ||
+                     pool_lookup_id(pool, SOLVID_POS, DELTA_PACKAGE_ARCH) != s->arch)
+                   continue;
+                 baseevr = pool_lookup_id(pool, SOLVID_POS, DELTA_BASE_EVR);
+                 FOR_PROVIDES(op, pp, s->name)
+                   {
+                     Solvable *os = pool->solvables + op;
+                     if (os->repo == pool->installed && os->name == s->name && os->arch == s->arch && os->evr == baseevr)
+                       break;
+                   }
+                 if (op && access("/usr/bin/applydeltarpm", X_OK) == 0)
+                   {
+                     /* base is installed, run sequence check */
+                     const char *seqname;
+                     const char *seqevr;
+                     const char *seqnum;
+                     const char *seq;
+                     const char *dloc;
+                     const char *archstr;
+                     FILE *fp;
+                     char cmd[128];
+                     int newfd;
+
+                     archstr = pool_id2str(pool, s->arch);
+                     if (strlen(archstr) > 10 || strchr(archstr, '\'') != 0)
+                       continue;
+
+                     seqname = pool_lookup_str(pool, SOLVID_POS, DELTA_SEQ_NAME);
+                     seqevr = pool_lookup_str(pool, SOLVID_POS, DELTA_SEQ_EVR);
+                     seqnum = pool_lookup_str(pool, SOLVID_POS, DELTA_SEQ_NUM);
+                     seq = pool_tmpjoin(pool, seqname, "-", seqevr);
+                     seq = pool_tmpappend(pool, seq, "-", seqnum);
+                     if (strchr(seq, '\'') != 0)
+                       continue;
+#ifdef FEDORA
+                     sprintf(cmd, "/usr/bin/applydeltarpm -a '%s' -c -s '", archstr);
+#else
+                     sprintf(cmd, "/usr/bin/applydeltarpm -c -s '");
+#endif
+                     if (system(pool_tmpjoin(pool, cmd, seq, "'")) != 0)
+                       continue;       /* didn't match */
+                     /* looks good, download delta */
+                     chksumtype = 0;
+                     chksum = pool_lookup_bin_checksum(pool, SOLVID_POS, DELTA_CHECKSUM, &chksumtype);
+                     if (!chksumtype)
+                       continue;       /* no way! */
+                     dloc = pool_lookup_str(pool, SOLVID_POS, DELTA_LOCATION_DIR);
+                     dloc = pool_tmpappend(pool, dloc, "/", pool_lookup_str(pool, SOLVID_POS, DELTA_LOCATION_NAME));
+                     dloc = pool_tmpappend(pool, dloc, "-", pool_lookup_str(pool, SOLVID_POS, DELTA_LOCATION_EVR));
+                     dloc = pool_tmpappend(pool, dloc, ".", pool_lookup_str(pool, SOLVID_POS, DELTA_LOCATION_SUFFIX));
+                     if ((fp = curlfopen(cinfo, dloc, 0, chksum, chksumtype, 0)) == 0)
+                       continue;
+                     /* got it, now reconstruct */
+                     newfd = opentmpfile();
+#ifdef FEDORA
+                     sprintf(cmd, "applydeltarpm -a '%s' /dev/fd/%d /dev/fd/%d", archstr, fileno(fp), newfd);
+#else
+                     sprintf(cmd, "applydeltarpm /dev/fd/%d /dev/fd/%d", fileno(fp), newfd);
+#endif
+                     fcntl(fileno(fp), F_SETFD, 0);
+                     if (system(cmd))
+                       {
+                         close(newfd);
+                         fclose(fp);
+                         continue;
+                       }
+                     lseek(newfd, 0, SEEK_SET);
+                     chksumtype = 0;
+                     chksum = solvable_lookup_bin_checksum(s, SOLVABLE_CHECKSUM, &chksumtype);
+                     if (chksumtype && !verify_checksum(newfd, loc, chksum, chksumtype))
+                       {
+                         close(newfd);
+                         fclose(fp);
+                         continue;
+                       }
+                     newpkgsfps[i] = fdopen(newfd, "r");
+                     fclose(fp);
+                     break;
+                   }
+               }
+             dataiterator_free(&di);
+             solv_free(matchname);
+           }
+
+         if (newpkgsfps[i])
+           {
+             putchar('d');
+             fflush(stdout);
+             continue;         /* delta worked! */
+           }
          if (cinfo->type == TYPE_SUSETAGS)
            {
              const char *datadir = repo_lookup_str(cinfo->repo, SOLVID_META, SUSETAGS_DATADIR);
              loc = pool_tmpjoin(pool, datadir ? datadir : "suse", "/", loc);
            }
-         if ((newpkgsfps[i] = curlfopen(cinfo->baseurl, loc, 0)) == 0)
+         chksumtype = 0;
+         chksum = solvable_lookup_bin_checksum(s, SOLVABLE_CHECKSUM, &chksumtype);
+         if ((newpkgsfps[i] = curlfopen(cinfo, loc, 0, chksum, chksumtype, 0)) == 0)
            {
-             printf("%s: %s not found in repository\n", s->repo->name, loc);
+             printf("\n%s: %s not found in repository\n", s->repo->name, loc);
              exit(1);
            }
+         putchar('.');
+         fflush(stdout);
        }
+      putchar('\n');
     }
 
+#if defined(ENABLE_RPMDB) && (defined(SUSE) || defined(FEDORA))
   if (newpkgs)
     {
       Queue conflicts;
+      struct fcstate fcstate;
 
       printf("Searching for file conflicts\n");
       queue_init(&conflicts);
@@ -962,19 +3425,19 @@ rerunsolver:
       fcstate.newpkgscnt = newpkgs;
       fcstate.checkq = &checkq;
       fcstate.newpkgsfps = newpkgsfps;
-      pool_findfileconflicts(pool, &checkq, newpkgs, &conflicts, &fc_cb, &fcstate);
+      pool_findfileconflicts(pool, &checkq, newpkgs, &conflicts, &fileconflict_cb, &fcstate);
       if (conflicts.count)
        {
          printf("\n");
          for (i = 0; i < conflicts.count; i += 5)
-           printf("file %s of package %s conflicts with package %s\n", id2str(pool, conflicts.elements[i]), solvid2str(pool, conflicts.elements[i + 1]), solvid2str(pool, conflicts.elements[i + 3]));
+           printf("file %s of package %s conflicts with package %s\n", pool_id2str(pool, conflicts.elements[i]), pool_solvid2str(pool, conflicts.elements[i + 1]), pool_solvid2str(pool, conflicts.elements[i + 3]));
          printf("\n");
          if (yesno("Re-run solver (y/n/q)? "))
            {
              for (i = 0; i < newpkgs; i++)
                if (newpkgsfps[i])
                  fclose(newpkgsfps[i]);
-             newpkgsfps = sat_free(newpkgsfps);
+             newpkgsfps = solv_free(newpkgsfps);
              solver_free(solv);
              pool_add_fileconflicts_deps(pool, &conflicts);
              pool_createwhatprovides(pool);    /* Hmm... */
@@ -983,12 +3446,15 @@ rerunsolver:
        }
       queue_free(&conflicts);
     }
+#endif
 
   printf("Committing transaction:\n\n");
   transaction_order(trans, 0);
   for (i = 0; i < trans->steps.count; i++)
     {
+#if defined(ENABLE_RPMDB) && (defined(SUSE) || defined(FEDORA))
       const char *evr, *evrp, *nvra;
+#endif
       Solvable *s;
       int j;
       FILE *fp;
@@ -999,22 +3465,27 @@ rerunsolver:
       switch(type)
        {
        case SOLVER_TRANSACTION_ERASE:
-         printf("erase %s\n", solvid2str(pool, p));
+         printf("erase %s\n", pool_solvid2str(pool, p));
+#if defined(ENABLE_RPMDB) && (defined(SUSE) || defined(FEDORA))
          if (!s->repo->rpmdbid || !s->repo->rpmdbid[p - s->repo->start])
            continue;
          /* strip epoch from evr */
-         evr = evrp = id2str(pool, s->evr);
+         evr = evrp = pool_id2str(pool, s->evr);
          while (*evrp >= '0' && *evrp <= '9')
            evrp++;
          if (evrp > evr && evrp[0] == ':' && evrp[1])
            evr = evrp + 1;
-         nvra = pool_tmpjoin(pool, id2str(pool, s->name), "-", evr);
-         nvra = pool_tmpjoin(pool, nvra, ".", id2str(pool, s->arch));
-         runrpm("-e", nvra, -1);       /* to bad that --querybynumber doesn't work */
+         nvra = pool_tmpjoin(pool, pool_id2str(pool, s->name), "-", evr);
+         nvra = pool_tmpappend(pool, nvra, ".", pool_id2str(pool, s->arch));
+         runrpm("-e", nvra, -1);       /* too bad that --querybynumber doesn't work */
+#endif
+#if defined(ENABLE_DEBIAN) && defined(DEBIAN)
+         rundpkg("--remove", pool_id2str(pool, s->name), 0);
+#endif
          break;
        case SOLVER_TRANSACTION_INSTALL:
        case SOLVER_TRANSACTION_MULTIINSTALL:
-         printf("install %s\n", solvid2str(pool, p));
+         printf("install %s\n", pool_solvid2str(pool, p));
          for (j = 0; j < newpkgs; j++)
            if (checkq.elements[j] == p)
              break;
@@ -1023,7 +3494,12 @@ rerunsolver:
            continue;
          rewind(fp);
          lseek(fileno(fp), 0, SEEK_SET);
+#if defined(ENABLE_RPMDB) && (defined(SUSE) || defined(FEDORA))
          runrpm(type == SOLVER_TRANSACTION_MULTIINSTALL ? "-i" : "-U", "/dev/fd/3", fileno(fp));
+#endif
+#if defined(ENABLE_DEBIAN) && defined(DEBIAN)
+         rundpkg("--install", "/dev/fd/3", fileno(fp));
+#endif
          fclose(fp);
          newpkgsfps[j] = 0;
          break;
@@ -1035,10 +3511,16 @@ rerunsolver:
   for (i = 0; i < newpkgs; i++)
     if (newpkgsfps[i])
       fclose(newpkgsfps[i]);
-  sat_free(newpkgsfps);
+  solv_free(newpkgsfps);
   queue_free(&checkq);
+  transaction_free(trans);
   solver_free(solv);
   queue_free(&job);
   pool_free(pool);
+  free_repoinfos(repoinfos, nrepoinfos);
+  solv_free(commandlinepkgs);
+#ifdef FEDORA
+  yum_substitute(pool, 0);
+#endif
   exit(0);
 }