static struct ref *parse_info_refs(struct discovery *heads) { char *data, *start, *mid; char *ref_name; int i = 0; struct ref *refs = NULL; struct ref *ref = NULL; struct ref *last_ref = NULL; data = heads->buf; start = NULL; mid = data; while (i < heads->len) { if (!start) { start = &data[i]; } if (data[i] == '\t') mid = &data[i]; if (data[i] == '\n') { if (mid - start != 40) die("%sinfo/refs not valid: is this a git repository?", url.buf); data[i] = 0; ref_name = mid + 1; ref = xmalloc(sizeof(struct ref) + strlen(ref_name) + 1); memset(ref, 0, sizeof(struct ref)); strcpy(ref->name, ref_name); get_sha1_hex(start, ref->old_sha1); if (!refs) refs = ref; if (last_ref) last_ref->next = ref; last_ref = ref; start = NULL; } i++; } ref = alloc_ref("HEAD"); if (!http_fetch_ref(url.buf, ref) && !resolve_remote_symref(ref, refs)) { ref->next = refs; refs = ref; } else { free(ref); } return refs; }
static struct ref *get_refs_list(struct transport *transport, int for_push) { struct helper_data *data = transport->data; struct child_process *helper; struct ref *ret = NULL; struct ref **tail = &ret; struct ref *posn; struct strbuf buf = STRBUF_INIT; helper = get_helper(transport); if (data->push && for_push) write_str_in_full(helper->in, "list for-push\n"); else write_str_in_full(helper->in, "list\n"); while (1) { char *eov, *eon; if (strbuf_getline(&buf, data->out, '\n') == EOF) exit(128); /* child died, message supplied already */ if (!*buf.buf) break; eov = strchr(buf.buf, ' '); if (!eov) die("Malformed response in ref list: %s", buf.buf); eon = strchr(eov + 1, ' '); *eov = '\0'; if (eon) *eon = '\0'; *tail = alloc_ref(eov + 1); if (buf.buf[0] == '@') (*tail)->symref = xstrdup(buf.buf + 1); else if (buf.buf[0] != '?') get_sha1_hex(buf.buf, (*tail)->old_sha1); tail = &((*tail)->next); } strbuf_release(&buf); for (posn = ret; posn; posn = posn->next) resolve_remote_symref(posn, ret); return ret; }
static struct ref *get_refs_via_curl(struct transport *transport) { struct strbuf buffer = STRBUF_INIT; char *data, *start, *mid; char *ref_name; char *refs_url; int i = 0; struct active_request_slot *slot; struct slot_results results; struct ref *refs = NULL; struct ref *ref = NULL; struct ref *last_ref = NULL; struct walker *walker; if (!transport->data) transport->data = get_http_walker(transport->url, transport->remote); walker = transport->data; refs_url = xmalloc(strlen(transport->url) + 11); sprintf(refs_url, "%s/info/refs", transport->url); slot = get_active_slot(); slot->results = &results; curl_easy_setopt(slot->curl, CURLOPT_FILE, &buffer); curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); curl_easy_setopt(slot->curl, CURLOPT_URL, refs_url); curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, NULL); if (start_active_slot(slot)) { run_active_slot(slot); if (results.curl_result != CURLE_OK) { strbuf_release(&buffer); if (missing_target(&results)) { return NULL; } else { error("%s", curl_errorstr); return NULL; } } } else { strbuf_release(&buffer); error("Unable to start request"); return NULL; } data = buffer.buf; start = NULL; mid = data; while (i < buffer.len) { if (!start) start = &data[i]; if (data[i] == '\t') mid = &data[i]; if (data[i] == '\n') { data[i] = 0; ref_name = mid + 1; ref = xmalloc(sizeof(struct ref) + strlen(ref_name) + 1); memset(ref, 0, sizeof(struct ref)); strcpy(ref->name, ref_name); get_sha1_hex(start, ref->old_sha1); if (!refs) refs = ref; if (last_ref) last_ref->next = ref; last_ref = ref; start = NULL; } i++; } strbuf_release(&buffer); ref = alloc_ref_from_str("HEAD"); if (!walker->fetch_ref(walker, ref) && !resolve_remote_symref(ref, refs)) { ref->next = refs; refs = ref; } else { free(ref); } return refs; }
static struct ref *get_refs_via_curl(struct transport *transport, int for_push) { struct strbuf buffer = STRBUF_INIT; char *data, *start, *mid; char *ref_name; char *refs_url; int i = 0; int http_ret; struct ref *refs = NULL; struct ref *ref = NULL; struct ref *last_ref = NULL; struct walker *walker; if (for_push) return NULL; if (!transport->data) transport->data = get_http_walker(transport->url, transport->remote); walker = transport->data; refs_url = xmalloc(strlen(transport->url) + 11); sprintf(refs_url, "%s/info/refs", transport->url); http_ret = http_get_strbuf(refs_url, &buffer, HTTP_NO_CACHE); switch (http_ret) { case HTTP_OK: break; case HTTP_MISSING_TARGET: die("%s not found: did you run git update-server-info on the" " server?", refs_url); default: http_error(refs_url, http_ret); die("HTTP request failed"); } data = buffer.buf; start = NULL; mid = data; while (i < buffer.len) { if (!start) start = &data[i]; if (data[i] == '\t') mid = &data[i]; if (data[i] == '\n') { data[i] = 0; ref_name = mid + 1; ref = xmalloc(sizeof(struct ref) + strlen(ref_name) + 1); memset(ref, 0, sizeof(struct ref)); strcpy(ref->name, ref_name); get_sha1_hex(start, ref->old_sha1); if (!refs) refs = ref; if (last_ref) last_ref->next = ref; last_ref = ref; start = NULL; } i++; } strbuf_release(&buffer); ref = alloc_ref("HEAD"); if (!walker->fetch_ref(walker, ref) && !resolve_remote_symref(ref, refs)) { ref->next = refs; refs = ref; } else { free(ref); } strbuf_release(&buffer); free(refs_url); return refs; }