git-commit-vandalism/verify-pack.c
Rene Scharfe ae9c86f2b6 git-verify-pack: more careful path handling
Use strlcpy() to copy the filename into a buffer and complain if it
doesn't fit.  Also move the path buffer into verify_one_pack(); it is
used only there.  Now we can const'ify the first argument of this
function.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-08-10 14:14:27 -07:00

66 lines
1.3 KiB
C

#include "cache.h"
#include "pack.h"
static int verify_one_pack(const char *path, int verbose)
{
char arg[PATH_MAX];
int len;
struct packed_git *g;
len = strlcpy(arg, path, PATH_MAX);
if (len >= PATH_MAX)
return error("name too long: %s", path);
while (1) {
/* Should name foo.idx, but foo.pack may be named;
* convert it to foo.idx
*/
if (has_extension(arg, len, ".pack")) {
strcpy(arg + len - 5, ".idx");
len--;
}
/* Should name foo.idx now */
if ((g = add_packed_git(arg, len, 1)))
break;
/* No? did you name just foo? */
strcpy(arg + len, ".idx");
len += 4;
if ((g = add_packed_git(arg, len, 1)))
break;
return error("packfile %s not found.", arg);
}
return verify_pack(g, verbose);
}
static const char verify_pack_usage[] = "git-verify-pack [-v] <pack>...";
int main(int ac, char **av)
{
int errs = 0;
int verbose = 0;
int no_more_options = 0;
int nothing_done = 1;
while (1 < ac) {
if (!no_more_options && av[1][0] == '-') {
if (!strcmp("-v", av[1]))
verbose = 1;
else if (!strcmp("--", av[1]))
no_more_options = 1;
else
usage(verify_pack_usage);
}
else {
if (verify_one_pack(av[1], verbose))
errs++;
nothing_done = 0;
}
ac--; av++;
}
if (nothing_done)
usage(verify_pack_usage);
return !!errs;
}