/* rpmarchive: spit out the main archive portion of a package */
#include "system.h"
+const char *__progname;
-#include "rpmlib.h"
+#include <rpm/rpmlib.h> /* rpmReadPackageFile .. */
+#include <rpm/rpmtag.h>
+#include <rpm/rpmio.h>
+#include <rpm/rpmpgp.h>
-int main(int argc, char **argv)
+#include <rpm/rpmts.h>
+
+#include "debug.h"
+
+int main(int argc, char *argv[])
{
FD_t fdi, fdo;
Header h;
- char * rpmio_flags;
- int rc, isSource;
+ char * rpmio_flags = NULL;
+ int rc;
+ off_t payload_size;
FD_t gzdi;
setprogname(argv[0]); /* Retrofit glibc __progname */
- if (argc == 1) {
+ rpmReadConfigFiles(NULL, NULL);
+ if (argc == 1)
fdi = fdDup(STDIN_FILENO);
- } else {
+ else {
+ if (rstreq(argv[1], "-h") || rstreq(argv[1], "--help")) {
+ fprintf(stderr, "Usage: rpm2cpio file.rpm\n");
+ exit(EXIT_FAILURE);
+ }
fdi = Fopen(argv[1], "r.ufdio");
}
- if (fdi == NULL || Ferror(fdi)) {
- fprintf(stderr, _("cannot open package: %s\n"), Fstrerror(fdi));
+ if (Ferror(fdi)) {
+ fprintf(stderr, "%s: %s: %s\n", argv[0],
+ (argc == 1 ? "<stdin>" : argv[1]), Fstrerror(fdi));
exit(EXIT_FAILURE);
}
fdo = fdDup(STDOUT_FILENO);
- rc = rpmReadPackageHeader(fdi, &h, &isSource, NULL, NULL);
+ { rpmts ts = rpmtsCreate();
+ rpmVSFlags vsflags = 0;
+
+ /* XXX retain the ageless behavior of rpm2cpio */
+ vsflags |= _RPMVSF_NODIGESTS;
+ vsflags |= _RPMVSF_NOSIGNATURES;
+ vsflags |= RPMVSF_NOHDRCHK;
+ (void) rpmtsSetVSFlags(ts, vsflags);
+
+ rc = rpmReadPackageFile(ts, fdi, "rpm2cpio", &h);
+
+ ts = rpmtsFree(ts);
+ }
+
switch (rc) {
- case 0:
+ case RPMRC_OK:
+ case RPMRC_NOKEY:
+ case RPMRC_NOTTRUSTED:
break;
- case 1:
+ case RPMRC_NOTFOUND:
fprintf(stderr, _("argument is not an RPM package\n"));
exit(EXIT_FAILURE);
break;
+ case RPMRC_FAIL:
default:
fprintf(stderr, _("error reading header from package\n"));
exit(EXIT_FAILURE);
break;
}
- /* Retrieve type of payload compression. */
- { const char * payload_compressor = NULL;
- char * t;
-
- if (!headerGetEntry(h, RPMTAG_PAYLOADCOMPRESSOR, NULL,
- (void **) &payload_compressor, NULL))
- payload_compressor = "gzip";
- rpmio_flags = t = alloca(sizeof("r.gzdio"));
- *t++ = 'r';
- if (!strcmp(payload_compressor, "gzip"))
- t = stpcpy(t, ".gzdio");
- if (!strcmp(payload_compressor, "bzip2"))
- t = stpcpy(t, ".bzdio");
+ /* Retrieve payload size and compression type. */
+ { const char *compr = headerGetString(h, RPMTAG_PAYLOADCOMPRESSOR);
+ rpmio_flags = rstrscat(NULL, "r.", compr ? compr : "gzip", NULL);
+ payload_size = headerGetNumber(h, RPMTAG_LONGARCHIVESIZE);
}
gzdi = Fdopen(fdi, rpmio_flags); /* XXX gzdi == fdi */
+ free(rpmio_flags);
+
if (gzdi == NULL) {
fprintf(stderr, _("cannot re-open payload: %s\n"), Fstrerror(gzdi));
exit(EXIT_FAILURE);
}
-#ifdef DYING
- { char buffer[BUFSIZ];
- int ct;
- while ((ct = Fread(buffer, sizeof(buffer[0]), sizeof(buffer), gzdi)) > 0) {
- Fwrite(buffer, sizeof(buffer[0]), ct, fdo);
- }
+ rc = (ufdCopy(gzdi, fdo) == payload_size) ? EXIT_SUCCESS : EXIT_FAILURE;
- if (ct < 0) {
- fprintf (stderr, "rpm2cpio: zlib: %s\n", Fstrerror(gzdi));
- rc = EXIT_FAILURE;
- } else {
- rc = EXIT_SUCCESS;
- }
- }
-#else
- rc = ufdCopy(gzdi, fdo);
- rc = (rc <= 0) ? EXIT_FAILURE : EXIT_SUCCESS;
Fclose(fdo);
-#endif
Fclose(gzdi); /* XXX gzdi == fdi */