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[PATCH] write_sha1_to_fd()

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Add write_sha1_to_fd(), which writes an object to a file descriptor. This
includes support for unpacking it and recompressing it.

Signed-off-by: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Daniel Barkalow
2005-07-10 18:25:38 -04:00
committed by Linus Torvalds
parent 454fbbcde3
commit a5eda52bfe
3 changed files with 72 additions and 21 deletions
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33
ssh-push.c
View File

@ -7,13 +7,13 @@
static unsigned char local_version = 1;
static unsigned char remote_version = 0;
static int verbose = 0;
static int serve_object(int fd_in, int fd_out) {
ssize_t size;
int posn = 0;
unsigned char sha1[20];
unsigned long objsize;
void *buf;
signed char remote;
int posn = 0;
do {
size = read(fd_in, sha1 + posn, 20 - posn);
if (size < 0) {
@ -25,12 +25,12 @@ static int serve_object(int fd_in, int fd_out) {
posn += size;
} while (posn < 20);
/* fprintf(stderr, "Serving %s\n", sha1_to_hex(sha1)); */
if (verbose)
fprintf(stderr, "Serving %s\n", sha1_to_hex(sha1));
remote = 0;
buf = map_sha1_file(sha1, &objsize);
if (!buf) {
if (!has_sha1_file(sha1)) {
fprintf(stderr, "git-ssh-push: could not find %s\n",
sha1_to_hex(sha1));
remote = -1;
@ -41,20 +41,7 @@ static int serve_object(int fd_in, int fd_out) {
if (remote < 0)
return 0;
posn = 0;
do {
size = write(fd_out, buf + posn, objsize - posn);
if (size <= 0) {
if (!size) {
fprintf(stderr, "git-ssh-push: write closed");
} else {
perror("git-ssh-push: write ");
}
return -1;
}
posn += size;
} while (posn < objsize);
return 0;
return write_sha1_to_fd(fd_out, sha1);
}
static int serve_version(int fd_in, int fd_out)
@ -76,6 +63,10 @@ static int serve_ref(int fd_in, int fd_out)
return -1;
posn++;
} while (ref[posn - 1]);
if (verbose)
fprintf(stderr, "Serving %s\n", ref);
if (get_ref_sha1(ref, sha1))
remote = -1;
write(fd_out, &remote, 1);