tools/dumpdb.c

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#include "system.h"
const char *__progname;

#include <rpmlib.h>
#include "header_internal.h"

#include "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, rpmTagTable);
            fprintf(stdout, "Offset: %d\n", _RECNUM);
    
            if (dspBlockNum && blockNum > dspBlockNum)
                exit(0);
        }

        mi = rpmdbFreeIterator(mi);

    }

    rpmdbClose(db);

    return 0;
}

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