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patch-id: convert to use struct object_id 

Convert some magic numbers to the new GIT_SHA1 constants.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
brian m. carlson 2015-03-13 23:39:35 +00:00 committed by Junio C Hamano
parent 7683e2e6e3
commit 1a876a69af
1 changed files with 17 additions and 17 deletions
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34
builtin/patch-id.c
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@ -1,14 +1,14 @@
#include "builtin.h"
static void flush_current_id(int patchlen, unsigned char *id, unsigned char *result)
static void flush_current_id(int patchlen, struct object_id *id, struct object_id *result)
{
char name[50];
if (!patchlen)
return;
memcpy(name, sha1_to_hex(id), 41);
printf("%s %s\n", sha1_to_hex(result), name);
memcpy(name, oid_to_hex(id), GIT_SHA1_HEXSZ + 1);
printf("%s %s\n", oid_to_hex(result), name);
}
static int remove_space(char *line)
@ -53,23 +53,23 @@ static int scan_hunk_header(const char *p, int *p_before, int *p_after)
return 1;
}
static void flush_one_hunk(unsigned char *result, git_SHA_CTX *ctx)
static void flush_one_hunk(struct object_id *result, git_SHA_CTX *ctx)
{
unsigned char hash[20];
unsigned char hash[GIT_SHA1_RAWSZ];
unsigned short carry = 0;
int i;
git_SHA1_Final(hash, ctx);
git_SHA1_Init(ctx);
/* 20-byte sum, with carry */
for (i = 0; i < 20; ++i) {
carry += result[i] + hash[i];
result[i] = carry;
for (i = 0; i < GIT_SHA1_RAWSZ; ++i) {
carry += result->hash[i] + hash[i];
result->hash[i] = carry;
carry >>= 8;
}
}
static int get_one_patchid(unsigned char *next_sha1, unsigned char *result,
static int get_one_patchid(struct object_id *next_oid, struct object_id *result,
struct strbuf *line_buf, int stable)
{
int patchlen = 0, found_next = 0;
@ -77,7 +77,7 @@ static int get_one_patchid(unsigned char *next_sha1, unsigned char *result,
git_SHA_CTX ctx;
git_SHA1_Init(&ctx);
hashclr(result);
oidclr(result);
while (strbuf_getwholeline(line_buf, stdin, '\n') != EOF) {
char *line = line_buf->buf;
@ -93,7 +93,7 @@ static int get_one_patchid(unsigned char *next_sha1, unsigned char *result,
else if (!memcmp(line, "\\ ", 2) && 12 < strlen(line))
continue;
if (!get_sha1_hex(p, next_sha1)) {
if (!get_oid_hex(p, next_oid)) {
found_next = 1;
break;
}
@ -143,7 +143,7 @@ static int get_one_patchid(unsigned char *next_sha1, unsigned char *result,
}
if (!found_next)
hashclr(next_sha1);
oidclr(next_oid);
flush_one_hunk(result, &ctx);
@ -152,15 +152,15 @@ static int get_one_patchid(unsigned char *next_sha1, unsigned char *result,
static void generate_id_list(int stable)
{
unsigned char sha1[20], n[20], result[20];
struct object_id oid, n, result;
int patchlen;
struct strbuf line_buf = STRBUF_INIT;
hashclr(sha1);
oidclr(&oid);
while (!feof(stdin)) {
patchlen = get_one_patchid(n, result, &line_buf, stable);
flush_current_id(patchlen, sha1, result);
hashcpy(sha1, n);
patchlen = get_one_patchid(&n, &result, &line_buf, stable);
flush_current_id(patchlen, &oid, &result);
oidcpy(&oid, &n);
}
strbuf_release(&line_buf);
}