rpm/tools/dumpdb.c

60 lines
1.2 KiB
C

#include "system.h"
const char *__progname;
#include "lib/header_internal.h"
#include <rpm/rpmtag.h>
#include <rpm/rpmlib.h> /* rpmReadConfigFiles */
#include <rpm/rpmdb.h>
#include "debug.h"
int main(int argc, char *argv[])
{
unsigned int dspBlockNum = 0; /* default to all */
rpmdb db;
setprogname(argv[0]); /* Retrofit glibc __progname */
rpmReadConfigFiles(NULL, NULL);
if (argc == 2) {
dspBlockNum = atoi(argv[1]);
} else if (argc != 1) {
fprintf(stderr, _("dumpdb <block num>\n"));
exit(1);
}
if (rpmdbOpen("", &db, O_RDONLY, 0644)) {
fprintf(stderr, _("cannot open Packages\n"));
exit(1);
}
{ Header h = NULL;
unsigned int blockNum = 0;
rpmdbMatchIterator mi;
#define _RECNUM rpmdbGetIteratorOffset(mi)
mi = rpmdbInitIterator(db, RPMDBI_PACKAGES, NULL, 0);
while ((h = rpmdbNextIterator(mi)) != NULL) {
blockNum++;
if (!(dspBlockNum != 0 && dspBlockNum != blockNum))
continue;
headerDump(h, stdout, HEADER_DUMP_INLINE);
fprintf(stdout, "Offset: %d\n", _RECNUM);
if (dspBlockNum && blockNum > dspBlockNum)
exit(0);
}
mi = rpmdbFreeIterator(mi);
}
rpmdbClose(db);
return 0;
}