5 unsigned char local_version = 1;
6 unsigned char remote_version = 0;
8 int serve_object(int fd_in, int fd_out) {
12 unsigned long objsize;
16 size = read(fd_in, sha1 + posn, 20 - posn);
18 perror("git-ssh-push: read ");
26 /* fprintf(stderr, "Serving %s\n", sha1_to_hex(sha1)); */
29 buf = map_sha1_file(sha1, &objsize);
32 fprintf(stderr, "git-ssh-push: could not find %s\n",
37 write(fd_out, &remote, 1);
44 size = write(fd_out, buf + posn, objsize - posn);
47 fprintf(stderr, "git-ssh-push: write closed");
49 perror("git-ssh-push: write ");
54 } while (posn < objsize);
58 int serve_version(int fd_in, int fd_out)
60 if (read(fd_in, &remote_version, 1) < 1)
62 write(fd_out, &local_version, 1);
66 int serve_ref(int fd_in, int fd_out)
69 unsigned char sha1[20];
71 signed char remote = 0;
73 if (read(fd_in, ref + posn, 1) < 1)
76 } while (ref[posn - 1]);
77 if (get_ref_sha1(ref, sha1))
79 write(fd_out, &remote, 1);
82 write(fd_out, sha1, 20);
87 void service(int fd_in, int fd_out) {
91 retval = read(fd_in, &type, 1);
94 perror("git-ssh-push: read ");
97 if (type == 'v' && serve_version(fd_in, fd_out))
99 if (type == 'o' && serve_object(fd_in, fd_out))
101 if (type == 'r' && serve_ref(fd_in, fd_out))
106 int main(int argc, char **argv)
112 const char *prog = getenv("GIT_SSH_PULL") ? : "git-ssh-pull";
114 while (arg < argc && argv[arg][0] == '-') {
115 if (argv[arg][1] == 'w')
119 if (argc < arg + 2) {
120 usage("git-ssh-push [-c] [-t] [-a] [-w ref] commit-id url");
123 commit_id = argv[arg];
125 if (setup_connection(&fd_in, &fd_out, prog, url, arg, argv + 1))
128 service(fd_in, fd_out);