int verify_pack_index(struct packed_git *p)
{
- size_t len;
- const unsigned char *index_base;
- git_hash_ctx ctx;
- unsigned char hash[GIT_MAX_RAWSZ];
int err = 0;
if (open_pack_index(p))
return error("packfile %s index not opened", p->pack_name);
- index_base = p->index_data;
- len = p->index_size - the_hash_algo->rawsz;
/* Verify SHA1 sum of the index file */
- the_hash_algo->init_fn(&ctx);
- the_hash_algo->update_fn(&ctx, index_base, len);
- the_hash_algo->final_fn(hash, &ctx);
- if (!hasheq(hash, index_base + len))
+ if (!hashfile_checksum_valid(p->index_data, p->index_size))
err = error("Packfile index for %s hash mismatch",
p->pack_name);
return err;