- add repo_lookup_idarray(), repo_lookup_checksum(), repodata_set_idarray(), repodata...
[platform/upstream/libsolv.git] / src / repo.c
index f7eb125..2e14e03 100644 (file)
@@ -25,9 +25,7 @@
 #include "pool.h"
 #include "poolid_private.h"
 #include "util.h"
-#if 0
-#include "attr_store_p.h"
-#endif
+#include "chksum.h"
 
 #define IDARRAY_BLOCK     4095
 
@@ -68,22 +66,16 @@ repo_freedata(Repo *repo)
   sat_free(repo);
 }
 
-/*
- * remove repo from pool, zero out (i.e. free) solvables 
- * 
- */
+/* delete all solvables and repodata blocks from this repo */
 
 void
-repo_free(Repo *repo, int reuseids)
+repo_empty(Repo *repo, int reuseids)
 {
   Pool *pool = repo->pool;
   Solvable *s;
   int i;
 
   pool_freewhatprovides(pool);
-  if (repo == pool->installed)
-    pool->installed = 0;
-
   if (reuseids && repo->end == pool->nsolvables)
     {
       /* it's ok to reuse the ids. As this is the last repo, we can
@@ -91,13 +83,40 @@ repo_free(Repo *repo, int reuseids)
       for (i = repo->end - 1, s = pool->solvables + i; i >= repo->start; i--, s--)
        if (s->repo != repo)
          break;
-      repo->end = i + 1;
-      pool->nsolvables = i + 1;
+      pool_free_solvable_block(pool, i + 1, repo->end - (i + 1), reuseids);
     }
   /* zero out (i.e. free) solvables belonging to this repo */
   for (i = repo->start, s = pool->solvables + i; i < repo->end; i++, s++)
     if (s->repo == repo)
       memset(s, 0, sizeof(*s));
+  repo->nsolvables = 0;
+
+  /* free all data belonging to this repo */
+  repo->idarraydata = sat_free(repo->idarraydata);
+  repo->idarraysize = 0;
+  repo->lastoff = 0;
+  repo->rpmdbid = sat_free(repo->rpmdbid);
+  for (i = 0; i < repo->nrepodata; i++)
+    repodata_freedata(repo->repodata + i);
+  sat_free(repo->repodata);
+  repo->repodata = 0;
+  repo->nrepodata = 0;
+}
+
+/*
+ * remove repo from pool, delete solvables 
+ * 
+ */
+
+void
+repo_free(Repo *repo, int reuseids)
+{
+  Pool *pool = repo->pool;
+  int i;
+
+  if (repo == pool->installed)
+    pool->installed = 0;
+  repo_empty(repo, reuseids);
   for (i = 0; i < pool->nrepos; i++)   /* find repo in pool */
     if (pool->repos[i] == repo)
       break;
@@ -789,10 +808,8 @@ repo_search_md(Repo *repo, Id p, Id keyname, struct matchdata *md)
          /* do not search filelist extensions */
          if (data->state != REPODATA_AVAILABLE)
            continue;
-         if (!repodata_precheck_keyname(data, REPOSITORY_EXTERNAL))
-           continue;
-         for (j = 0; j < data->nkeys; j++)
-           if (data->keys[j].name == REPOSITORY_EXTERNAL)
+         for (j = 1; j < data->nkeys; j++)
+           if (data->keys[j].name != REPOSITORY_SOLVABLES && data->keys[j].name != SOLVABLE_FILELIST)
              break;
          if (j == data->nkeys)
            continue;
@@ -845,18 +862,22 @@ repo_lookup_str(Repo *repo, Id entry, Id keyname)
 {
   Pool *pool = repo->pool;
   Repodata *data;
-  int i, j;
+  int i;
+  const char *str;
 
-  switch(keyname)
+  if (entry >= 0)
     {
-    case SOLVABLE_NAME:
-      return id2str(pool, pool->solvables[entry].name);
-    case SOLVABLE_ARCH:
-      return id2str(pool, pool->solvables[entry].arch);
-    case SOLVABLE_EVR:
-      return id2str(pool, pool->solvables[entry].evr);
-    case SOLVABLE_VENDOR:
-      return id2str(pool, pool->solvables[entry].vendor);
+      switch (keyname)
+       {
+       case SOLVABLE_NAME:
+         return id2str(pool, pool->solvables[entry].name);
+       case SOLVABLE_ARCH:
+         return id2str(pool, pool->solvables[entry].arch);
+       case SOLVABLE_EVR:
+         return id2str(pool, pool->solvables[entry].evr);
+       case SOLVABLE_VENDOR:
+         return id2str(pool, pool->solvables[entry].vendor);
+       }
     }
   for (i = 0, data = repo->repodata; i < repo->nrepodata; i++, data++)
     {
@@ -864,11 +885,11 @@ repo_lookup_str(Repo *repo, Id entry, Id keyname)
        continue;
       if (!repodata_precheck_keyname(data, keyname))
        continue;
-      for (j = 1; j < data->nkeys; j++)
-       {
-         if (data->keys[j].name == keyname && (data->keys[j].type == REPOKEY_TYPE_ID || data->keys[j].type == REPOKEY_TYPE_CONSTANTID || data->keys[j].type == REPOKEY_TYPE_STR))
-           return repodata_lookup_str(data, entry, keyname);
-       }
+      str = repodata_lookup_str(data, entry, keyname);
+      if (str)
+       return str;
+      if (repodata_lookup_type(data, entry, keyname))
+       return 0;
     }
   return 0;
 }
@@ -878,13 +899,17 @@ unsigned int
 repo_lookup_num(Repo *repo, Id entry, Id keyname, unsigned int notfound)
 {
   Repodata *data;
-  int i, j;
+  int i;
+  unsigned int value;
 
-  if (keyname == RPM_RPMDBID)
+  if (entry >= 0)
     {
-      if (repo->rpmdbid && entry >= repo->start && entry < repo->end)
-       return repo->rpmdbid[entry - repo->start];
-      return notfound;
+      if (keyname == RPM_RPMDBID)
+       {
+         if (repo->rpmdbid && entry >= repo->start && entry < repo->end)
+           return repo->rpmdbid[entry - repo->start];
+         return notfound;
+       }
     }
   for (i = 0, data = repo->repodata; i < repo->nrepodata; i++, data++)
     {
@@ -892,18 +917,10 @@ repo_lookup_num(Repo *repo, Id entry, Id keyname, unsigned int notfound)
        continue;
       if (!repodata_precheck_keyname(data, keyname))
        continue;
-      for (j = 1; j < data->nkeys; j++)
-       {
-         if (data->keys[j].name == keyname
-             && (data->keys[j].type == REPOKEY_TYPE_U32
-                 || data->keys[j].type == REPOKEY_TYPE_NUM
-                 || data->keys[j].type == REPOKEY_TYPE_CONSTANT))
-           {
-             unsigned value;
-             if (repodata_lookup_num(data, entry, keyname, &value))
-               return value;
-           }
-       }
+      if (repodata_lookup_num(data, entry, keyname, &value))
+       return value;
+      if (repodata_lookup_type(data, entry, keyname))
+       return notfound;
     }
   return notfound;
 }
@@ -912,35 +929,96 @@ Id
 repo_lookup_id(Repo *repo, Id entry, Id keyname)
 {
   Repodata *data;
-  int i, j;
+  int i;
+  Id id;
 
-  switch(keyname)
+  if (entry >= 0)
+    {
+      switch (keyname)
+       {   
+       case SOLVABLE_NAME:
+         return repo->pool->solvables[entry].name;
+       case SOLVABLE_ARCH:
+         return repo->pool->solvables[entry].arch;
+       case SOLVABLE_EVR:
+         return repo->pool->solvables[entry].evr;
+       case SOLVABLE_VENDOR:
+         return repo->pool->solvables[entry].vendor;
+       }   
+    }
+  for (i = 0, data = repo->repodata; i < repo->nrepodata; i++, data++)
     {   
-    case SOLVABLE_NAME:
-      return repo->pool->solvables[entry].name;
-    case SOLVABLE_ARCH:
-      return repo->pool->solvables[entry].arch;
-    case SOLVABLE_EVR:
-      return repo->pool->solvables[entry].evr;
-    case SOLVABLE_VENDOR:
-      return repo->pool->solvables[entry].vendor;
+      if (entry != SOLVID_META && (entry < data->start || entry >= data->end))
+       continue;
+      if (!repodata_precheck_keyname(data, keyname))
+       continue;
+      id = repodata_lookup_id(data, entry, keyname); 
+      if (id)
+       return data->localpool ? repodata_globalize_id(data, id, 1) : id; 
+      if (repodata_lookup_type(data, entry, keyname))
+       return 0;
     }   
+  return 0;
+}
+
+static int
+lookup_idarray_solvable(Repo *repo, Offset off, Queue *q)
+{
+  Id *p;
+
+  queue_empty(q);
+  if (off)
+    for (p = repo->idarraydata + off; *p; p++)
+      queue_push(q, *p);
+  return 1;
+}
+
+int
+repo_lookup_idarray(Repo *repo, Id entry, Id keyname, Queue *q)
+{
+  Repodata *data;
+  int i;
+  if (entry >= 0)
+    {
+      switch (keyname)
+        {
+       case SOLVABLE_PROVIDES:
+         return lookup_idarray_solvable(repo, repo->pool->solvables[entry].provides, q);
+       case SOLVABLE_OBSOLETES:
+         return lookup_idarray_solvable(repo, repo->pool->solvables[entry].obsoletes, q);
+       case SOLVABLE_CONFLICTS:
+         return lookup_idarray_solvable(repo, repo->pool->solvables[entry].conflicts, q);
+       case SOLVABLE_REQUIRES:
+         return lookup_idarray_solvable(repo, repo->pool->solvables[entry].requires, q);
+       case SOLVABLE_RECOMMENDS:
+         return lookup_idarray_solvable(repo, repo->pool->solvables[entry].recommends, q);
+       case SOLVABLE_SUGGESTS:
+         return lookup_idarray_solvable(repo, repo->pool->solvables[entry].suggests, q);
+       case SOLVABLE_SUPPLEMENTS:
+         return lookup_idarray_solvable(repo, repo->pool->solvables[entry].supplements, q);
+       case SOLVABLE_ENHANCES:
+         return lookup_idarray_solvable(repo, repo->pool->solvables[entry].enhances, q);
+        }
+    }
   for (i = 0, data = repo->repodata; i < repo->nrepodata; i++, data++)
     {   
       if (entry != SOLVID_META && (entry < data->start || entry >= data->end))
        continue;
       if (!repodata_precheck_keyname(data, keyname))
        continue;
-      for (j = 1; j < data->nkeys; j++)
+      if (repodata_lookup_idarray(data, entry, keyname, q))
        {
-         if (data->keys[j].name == keyname && (data->keys[j].type == REPOKEY_TYPE_ID || data->keys[j].type == REPOKEY_TYPE_CONSTANTID))
+         if (data->localpool)
            {
-             Id id = repodata_lookup_id(data, entry, keyname); 
-             if (id)
-               return data->localpool ? repodata_globalize_id(data, id, 1) : id; 
+             for (i = 0; i < q->count; i++)
+               q->elements[i] = repodata_globalize_id(data, q->elements[i], 1);
            }
+         return 1;
        }
-    }   
+      if (repodata_lookup_type(data, entry, keyname))
+       break;
+    }
+  queue_empty(q);
   return 0;
 }
 
@@ -948,47 +1026,68 @@ const unsigned char *
 repo_lookup_bin_checksum(Repo *repo, Id entry, Id keyname, Id *typep)
 {
   Repodata *data;
-  int i, j;
+  int i;
+  const unsigned char *chk;
+
   for (i = 0, data = repo->repodata; i < repo->nrepodata; i++, data++)
     {
       if (entry != SOLVID_META && (entry < data->start || entry >= data->end))
        continue;
       if (!repodata_precheck_keyname(data, keyname))
        continue;
-      for (j = 1; j < data->nkeys; j++)
-       {
-         if (data->keys[j].name == keyname)
-           {
-             const unsigned char *chk = repodata_lookup_bin_checksum(data, entry, keyname, typep);
-             if (chk)
-               return chk;
-           }
-       }
+      chk = repodata_lookup_bin_checksum(data, entry, keyname, typep);
+      if (chk)
+       return chk;
+      if (repodata_lookup_type(data, entry, keyname))
+       return 0;
     }
   *typep = 0;
   return 0;
 }
 
+const char *
+repo_lookup_checksum(Repo *repo, Id entry, Id keyname, Id *typep)
+{
+  const unsigned char *chk = repo_lookup_bin_checksum(repo, entry, keyname, typep);
+  return chk ? pool_bin2hex(repo->pool, chk, sat_chksum_len(*typep)) : 0;
+}
+
 int
 repo_lookup_void(Repo *repo, Id entry, Id keyname)
 {
   Repodata *data;
-  int i, j;
+  int i;
+  Id type;
+
   for (i = 0, data = repo->repodata; i < repo->nrepodata; i++, data++)
     {
       if (entry != SOLVID_META && (entry < data->start || entry >= data->end))
        continue;
       if (!repodata_precheck_keyname(data, keyname))
        continue;
-      for (j = 1; j < data->nkeys; j++)
-       {
-         if (data->keys[j].name == keyname
-             && (data->keys[j].type == REPOKEY_TYPE_VOID))
-           {
-             if (repodata_lookup_void(data, entry, keyname))
-               return 1;
-           }
-       }
+      type = repodata_lookup_type(data, entry, keyname);
+      if (type)
+       return type == REPOKEY_TYPE_VOID;
+    }
+  return 0;
+}
+
+Id
+repo_lookup_type(Repo *repo, Id entry, Id keyname)
+{
+  Repodata *data;
+  int i;
+  Id type;
+
+  for (i = 0, data = repo->repodata; i < repo->nrepodata; i++, data++)
+    {
+      if (entry != SOLVID_META && (entry < data->start || entry >= data->end))
+       continue;
+      if (!repodata_precheck_keyname(data, keyname))
+       continue;
+      type = repodata_lookup_type(data, entry, keyname);
+      if (type)
+       return type == REPOKEY_TYPE_DELETED ? 0 : type;
     }
   return 0;
 }
@@ -1008,10 +1107,7 @@ repo_add_repodata(Repo *repo, int flags)
            /* re-init */
            /* hack: we mis-use REPO_REUSE_REPODATA here */
            if (!(flags & REPO_REUSE_REPODATA))
-             {
-               repodata_freedata(data);
-               repodata_initdata(data, repo, (flags & REPO_LOCALPOOL) ? 1 : 0);
-             }
+             repodata_empty(data, (flags & REPO_LOCALPOOL) ? 1 : 0);
            return data;
          }
       return 0;        /* must not create a new repodata! */
@@ -1039,13 +1135,26 @@ void
 repo_set_id(Repo *repo, Id p, Id keyname, Id id)
 {
   Repodata *data = repo_last_repodata(repo);
+  if (data->localpool)
+    id = repodata_localize_id(data, id, 1);
   repodata_set_id(data, p, keyname, id);
 }
 
 void
-repo_set_num(Repo *repo, Id p, Id keyname, Id num)
+repo_set_num(Repo *repo, Id p, Id keyname, unsigned int num)
 {
-  Repodata *data = repo_last_repodata(repo);
+  Repodata *data;
+  if (p >= 0)
+    {
+      if (keyname == RPM_RPMDBID)
+       {
+         if (!repo->rpmdbid)
+           repo->rpmdbid = repo_sidedata_create(repo, sizeof(Id));
+         repo->rpmdbid[p] = num;
+         return;
+       }
+    }
+  data = repo_last_repodata(repo);
   repodata_set_num(data, p, keyname, num);
 }