diff options
Diffstat (limited to 'fast-import.c')
-rw-r--r-- | fast-import.c | 86 |
1 files changed, 44 insertions, 42 deletions
diff --git a/fast-import.c b/fast-import.c index 1f01a22055..b5db5d20b1 100644 --- a/fast-import.c +++ b/fast-import.c @@ -316,7 +316,7 @@ static struct atom_str **atom_table; /* The .pack file being generated */ static struct pack_idx_option pack_idx_opts; static unsigned int pack_id; -static struct sha1file *pack_file; +static struct hashfile *pack_file; static struct packed_git *pack_data; static struct packed_git **all_packs; static off_t pack_size; @@ -905,12 +905,12 @@ static void start_packfile(void) p->pack_fd = pack_fd; p->do_not_close = 1; - pack_file = sha1fd(pack_fd, p->pack_name); + pack_file = hashfd(pack_fd, p->pack_name); hdr.hdr_signature = htonl(PACK_SIGNATURE); hdr.hdr_version = htonl(2); hdr.hdr_entries = 0; - sha1write(pack_file, &hdr, sizeof(hdr)); + hashwrite(pack_file, &hdr, sizeof(hdr)); pack_data = p; pack_size = sizeof(hdr); @@ -1016,7 +1016,7 @@ static void end_packfile(void) struct tag *t; close_pack_windows(pack_data); - sha1close(pack_file, cur_pack_oid.hash, 0); + hashclose(pack_file, cur_pack_oid.hash, 0); fixup_pack_header_footer(pack_data->pack_fd, pack_data->sha1, pack_data->pack_name, object_count, cur_pack_oid.hash, pack_size); @@ -1092,15 +1092,15 @@ static int store_object( unsigned char hdr[96]; struct object_id oid; unsigned long hdrlen, deltalen; - git_SHA_CTX c; + git_hash_ctx c; git_zstream s; hdrlen = xsnprintf((char *)hdr, sizeof(hdr), "%s %lu", - typename(type), (unsigned long)dat->len) + 1; - git_SHA1_Init(&c); - git_SHA1_Update(&c, hdr, hdrlen); - git_SHA1_Update(&c, dat->buf, dat->len); - git_SHA1_Final(oid.hash, &c); + type_name(type), (unsigned long)dat->len) + 1; + the_hash_algo->init_fn(&c); + the_hash_algo->update_fn(&c, hdr, hdrlen); + the_hash_algo->update_fn(&c, dat->buf, dat->len); + the_hash_algo->final_fn(oid.hash, &c); if (oidout) oidcpy(oidout, &oid); @@ -1118,11 +1118,13 @@ static int store_object( return 1; } - if (last && last->data.buf && last->depth < max_depth && dat->len > 20) { + if (last && last->data.buf && last->depth < max_depth + && dat->len > the_hash_algo->rawsz) { + delta_count_attempts_by_type[type]++; delta = diff_delta(last->data.buf, last->data.len, dat->buf, dat->len, - &deltalen, dat->len - 20); + &deltalen, dat->len - the_hash_algo->rawsz); } else delta = NULL; @@ -1180,23 +1182,23 @@ static int store_object( hdrlen = encode_in_pack_object_header(hdr, sizeof(hdr), OBJ_OFS_DELTA, deltalen); - sha1write(pack_file, hdr, hdrlen); + hashwrite(pack_file, hdr, hdrlen); pack_size += hdrlen; hdr[pos] = ofs & 127; while (ofs >>= 7) hdr[--pos] = 128 | (--ofs & 127); - sha1write(pack_file, hdr + pos, sizeof(hdr) - pos); + hashwrite(pack_file, hdr + pos, sizeof(hdr) - pos); pack_size += sizeof(hdr) - pos; } else { e->depth = 0; hdrlen = encode_in_pack_object_header(hdr, sizeof(hdr), type, dat->len); - sha1write(pack_file, hdr, hdrlen); + hashwrite(pack_file, hdr, hdrlen); pack_size += hdrlen; } - sha1write(pack_file, out, s.total_out); + hashwrite(pack_file, out, s.total_out); pack_size += s.total_out; e->idx.crc32 = crc32_end(pack_file); @@ -1215,9 +1217,9 @@ static int store_object( return 0; } -static void truncate_pack(struct sha1file_checkpoint *checkpoint) +static void truncate_pack(struct hashfile_checkpoint *checkpoint) { - if (sha1file_truncate(pack_file, checkpoint)) + if (hashfile_truncate(pack_file, checkpoint)) die_errno("cannot truncate pack to skip duplicate"); pack_size = checkpoint->offset; } @@ -1231,9 +1233,9 @@ static void stream_blob(uintmax_t len, struct object_id *oidout, uintmax_t mark) struct object_id oid; unsigned long hdrlen; off_t offset; - git_SHA_CTX c; + git_hash_ctx c; git_zstream s; - struct sha1file_checkpoint checkpoint; + struct hashfile_checkpoint checkpoint; int status = Z_OK; /* Determine if we should auto-checkpoint. */ @@ -1241,13 +1243,13 @@ static void stream_blob(uintmax_t len, struct object_id *oidout, uintmax_t mark) || (pack_size + 60 + len) < pack_size) cycle_packfile(); - sha1file_checkpoint(pack_file, &checkpoint); + hashfile_checkpoint(pack_file, &checkpoint); offset = checkpoint.offset; hdrlen = xsnprintf((char *)out_buf, out_sz, "blob %" PRIuMAX, len) + 1; - git_SHA1_Init(&c); - git_SHA1_Update(&c, out_buf, hdrlen); + the_hash_algo->init_fn(&c); + the_hash_algo->update_fn(&c, out_buf, hdrlen); crc32_begin(pack_file); @@ -1265,7 +1267,7 @@ static void stream_blob(uintmax_t len, struct object_id *oidout, uintmax_t mark) if (!n && feof(stdin)) die("EOF in data (%" PRIuMAX " bytes remaining)", len); - git_SHA1_Update(&c, in_buf, n); + the_hash_algo->update_fn(&c, in_buf, n); s.next_in = in_buf; s.avail_in = n; len -= n; @@ -1275,7 +1277,7 @@ static void stream_blob(uintmax_t len, struct object_id *oidout, uintmax_t mark) if (!s.avail_out || status == Z_STREAM_END) { size_t n = s.next_out - out_buf; - sha1write(pack_file, out_buf, n); + hashwrite(pack_file, out_buf, n); pack_size += n; s.next_out = out_buf; s.avail_out = out_sz; @@ -1291,7 +1293,7 @@ static void stream_blob(uintmax_t len, struct object_id *oidout, uintmax_t mark) } } git_deflate_end(&s); - git_SHA1_Final(oid.hash, &c); + the_hash_algo->final_fn(oid.hash, &c); if (oidout) oidcpy(oidout, &oid); @@ -1350,25 +1352,25 @@ static void *gfi_unpack_entry( { enum object_type type; struct packed_git *p = all_packs[oe->pack_id]; - if (p == pack_data && p->pack_size < (pack_size + 20)) { + if (p == pack_data && p->pack_size < (pack_size + the_hash_algo->rawsz)) { /* The object is stored in the packfile we are writing to * and we have modified it since the last time we scanned * back to read a previously written object. If an old - * window covered [p->pack_size, p->pack_size + 20) its + * window covered [p->pack_size, p->pack_size + rawsz) its * data is stale and is not valid. Closing all windows * and updating the packfile length ensures we can read * the newly written data. */ close_pack_windows(p); - sha1flush(pack_file); + hashflush(pack_file); - /* We have to offer 20 bytes additional on the end of + /* We have to offer rawsz bytes additional on the end of * the packfile as the core unpacker code assumes the * footer is present at the file end and must promise - * at least 20 bytes within any window it maps. But + * at least rawsz bytes within any window it maps. But * we don't actually create the footer here. */ - p->pack_size = pack_size + 20; + p->pack_size = pack_size + the_hash_algo->rawsz; } return unpack_entry(p, oe->idx.offset, &type, sizep); } @@ -2204,7 +2206,7 @@ static void construct_path_with_fanout(const char *hex_sha1, unsigned char fanout, char *path) { unsigned int i = 0, j = 0; - if (fanout >= 20) + if (fanout >= the_hash_algo->rawsz) die("Too large fanout (%u)", fanout); while (fanout) { path[i++] = hex_sha1[j++]; @@ -2212,8 +2214,8 @@ static void construct_path_with_fanout(const char *hex_sha1, path[i++] = '/'; fanout--; } - memcpy(path + i, hex_sha1 + j, GIT_SHA1_HEXSZ - j); - path[i + GIT_SHA1_HEXSZ - j] = '\0'; + memcpy(path + i, hex_sha1 + j, the_hash_algo->hexsz - j); + path[i + the_hash_algo->hexsz - j] = '\0'; } static uintmax_t do_change_note_fanout( @@ -2421,7 +2423,7 @@ static void file_change_m(const char *p, struct branch *b) else if (oe) { if (oe->type != OBJ_COMMIT) die("Not a commit (actually a %s): %s", - typename(oe->type), command_buf.buf); + type_name(oe->type), command_buf.buf); } /* * Accept the sha1 without checking; it expected to be in @@ -2448,7 +2450,7 @@ static void file_change_m(const char *p, struct branch *b) command_buf.buf); if (type != expected) die("Not a %s (actually a %s): %s", - typename(expected), typename(type), + type_name(expected), type_name(type), command_buf.buf); } @@ -2599,14 +2601,14 @@ static void note_change_n(const char *p, struct branch *b, unsigned char *old_fa } else if (oe) { if (oe->type != OBJ_BLOB) die("Not a blob (actually a %s): %s", - typename(oe->type), command_buf.buf); + type_name(oe->type), command_buf.buf); } else if (!is_null_oid(&oid)) { enum object_type type = sha1_object_info(oid.hash, NULL); if (type < 0) die("Blob not found: %s", command_buf.buf); if (type != OBJ_BLOB) die("Not a blob (actually a %s): %s", - typename(type), command_buf.buf); + type_name(type), command_buf.buf); } construct_path_with_fanout(oid_to_hex(&commit_oid), *old_fanout, path); @@ -2914,7 +2916,7 @@ static void parse_new_tag(const char *arg) "object %s\n" "type %s\n" "tag %s\n", - oid_to_hex(&oid), typename(type), t->name); + oid_to_hex(&oid), type_name(type), t->name); if (tagger) strbuf_addf(&new_data, "tagger %s\n", tagger); @@ -2985,10 +2987,10 @@ static void cat_blob(struct object_entry *oe, struct object_id *oid) die("Can't read object %s", oid_to_hex(oid)); if (type != OBJ_BLOB) die("Object %s is a %s but a blob was expected.", - oid_to_hex(oid), typename(type)); + oid_to_hex(oid), type_name(type)); strbuf_reset(&line); strbuf_addf(&line, "%s %s %lu\n", oid_to_hex(oid), - typename(type), size); + type_name(type), size); cat_blob_write(line.buf, line.len); strbuf_release(&line); cat_blob_write(buf, size); |