From 028c2976389f70e7349bbfeeef0ed0a000d5e447 Mon Sep 17 00:00:00 2001 From: Mike Hommey Date: Sun, 9 Dec 2007 20:30:59 +0100 Subject: Use strbuf in http code Also, replace whitespaces with tabs in some places Signed-off-by: Mike Hommey Signed-off-by: Junio C Hamano --- http-push.c | 187 +++++++++++++++++++--------------------------------------- http-walker.c | 59 +++++++----------- http.c | 34 +++++------ http.h | 11 ++-- transport.c | 18 ++---- 5 files changed, 108 insertions(+), 201 deletions(-) diff --git a/http-push.c b/http-push.c index 176bb29fab..0257291b9b 100644 --- a/http-push.c +++ b/http-push.c @@ -494,10 +494,11 @@ static void start_put(struct transfer_request *request) memset(&stream, 0, sizeof(stream)); deflateInit(&stream, zlib_compression_level); size = deflateBound(&stream, len + hdrlen); - request->buffer.buffer = xmalloc(size); + strbuf_init(&request->buffer.buf, size); + request->buffer.posn = 0; /* Compress it */ - stream.next_out = request->buffer.buffer; + stream.next_out = (unsigned char *)request->buffer.buf.buf; stream.avail_out = size; /* First header.. */ @@ -514,8 +515,7 @@ static void start_put(struct transfer_request *request) deflateEnd(&stream); free(unpacked); - request->buffer.size = stream.total_out; - request->buffer.posn = 0; + request->buffer.buf.len = stream.total_out; request->url = xmalloc(strlen(remote->url) + strlen(request->lock->token) + 51); @@ -537,7 +537,7 @@ static void start_put(struct transfer_request *request) slot->callback_func = process_response; slot->callback_data = request; curl_easy_setopt(slot->curl, CURLOPT_INFILE, &request->buffer); - curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, request->buffer.size); + curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, request->buffer.buf.len); curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); @@ -1007,18 +1007,13 @@ static int fetch_indices(void) { unsigned char sha1[20]; char *url; - struct buffer buffer; + struct strbuf buffer = STRBUF_INIT; char *data; int i = 0; struct active_request_slot *slot; struct slot_results results; - data = xcalloc(1, 4096); - buffer.size = 4096; - buffer.posn = 0; - buffer.buffer = data; - if (push_verbosely) fprintf(stderr, "Getting pack list\n"); @@ -1034,7 +1029,7 @@ static int fetch_indices(void) if (start_active_slot(slot)) { run_active_slot(slot); if (results.curl_result != CURLE_OK) { - free(buffer.buffer); + strbuf_release(&buffer); free(url); if (results.http_code == 404) return 0; @@ -1042,18 +1037,18 @@ static int fetch_indices(void) return error("%s", curl_errorstr); } } else { - free(buffer.buffer); + strbuf_release(&buffer); free(url); return error("Unable to start request"); } free(url); - data = buffer.buffer; - while (i < buffer.posn) { + data = buffer.buf; + while (i < buffer.len) { switch (data[i]) { case 'P': i++; - if (i + 52 < buffer.posn && + if (i + 52 < buffer.len && !prefixcmp(data + i, " pack-") && !prefixcmp(data + i + 46, ".pack\n")) { get_sha1_hex(data + i + 6, sha1); @@ -1068,7 +1063,7 @@ static int fetch_indices(void) i++; } - free(buffer.buffer); + strbuf_release(&buffer); return 0; } @@ -1119,16 +1114,11 @@ static char *quote_ref_url(const char *base, const char *ref) int fetch_ref(char *ref, unsigned char *sha1) { - char *url; - char hex[42]; - struct buffer buffer; + char *url; + struct strbuf buffer = STRBUF_INIT; char *base = remote->url; struct active_request_slot *slot; struct slot_results results; - buffer.size = 41; - buffer.posn = 0; - buffer.buffer = hex; - hex[41] = '\0'; url = quote_ref_url(base, ref); slot = get_active_slot(); @@ -1148,10 +1138,10 @@ int fetch_ref(char *ref, unsigned char *sha1) return error("Unable to start request"); } - if (buffer.posn != 41) + strbuf_rtrim(&buffer); + if (buffer.len != 40) return 1; - hex[40] = '\0'; - return get_sha1_hex(hex, sha1); + return get_sha1_hex(buffer.buf, sha1); } static void one_remote_object(const char *hex) @@ -1274,10 +1264,8 @@ static struct remote_lock *lock_remote(const char *path, long timeout) { struct active_request_slot *slot; struct slot_results results; - struct buffer out_buffer; - struct buffer in_buffer; - char *out_data; - char *in_data; + struct buffer out_buffer = { STRBUF_INIT, 0 }; + struct strbuf in_buffer = STRBUF_INIT; char *url; char *ep; char timeout_header[25]; @@ -1317,16 +1305,7 @@ static struct remote_lock *lock_remote(const char *path, long timeout) ep = strchr(ep + 1, '/'); } - out_buffer.size = strlen(LOCK_REQUEST) + strlen(git_default_email) - 2; - out_data = xmalloc(out_buffer.size + 1); - snprintf(out_data, out_buffer.size + 1, LOCK_REQUEST, git_default_email); - out_buffer.posn = 0; - out_buffer.buffer = out_data; - - in_buffer.size = 4096; - in_data = xmalloc(in_buffer.size); - in_buffer.posn = 0; - in_buffer.buffer = in_data; + strbuf_addf(&out_buffer.buf, LOCK_REQUEST, git_default_email); sprintf(timeout_header, "Timeout: Second-%ld", timeout); dav_headers = curl_slist_append(dav_headers, timeout_header); @@ -1335,7 +1314,7 @@ static struct remote_lock *lock_remote(const char *path, long timeout) slot = get_active_slot(); slot->results = &results; curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); - curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.size); + curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); @@ -1361,8 +1340,8 @@ static struct remote_lock *lock_remote(const char *path, long timeout) XML_SetElementHandler(parser, xml_start_tag, xml_end_tag); XML_SetCharacterDataHandler(parser, xml_cdata); - result = XML_Parse(parser, in_buffer.buffer, - in_buffer.posn, 1); + result = XML_Parse(parser, in_buffer.buf, + in_buffer.len, 1); free(ctx.name); if (result != XML_STATUS_OK) { fprintf(stderr, "XML error: %s\n", @@ -1377,8 +1356,8 @@ static struct remote_lock *lock_remote(const char *path, long timeout) } curl_slist_free_all(dav_headers); - free(out_data); - free(in_data); + strbuf_release(&out_buffer.buf); + strbuf_release(&in_buffer); if (lock->token == NULL || lock->timeout <= 0) { if (lock->token != NULL) @@ -1529,10 +1508,8 @@ static void remote_ls(const char *path, int flags, char *url = xmalloc(strlen(remote->url) + strlen(path) + 1); struct active_request_slot *slot; struct slot_results results; - struct buffer in_buffer; - struct buffer out_buffer; - char *in_data; - char *out_data; + struct strbuf in_buffer = STRBUF_INIT; + struct buffer out_buffer = { STRBUF_INIT, 0 }; struct curl_slist *dav_headers = NULL; struct xml_ctx ctx; struct remote_ls_ctx ls; @@ -1546,16 +1523,7 @@ static void remote_ls(const char *path, int flags, sprintf(url, "%s%s", remote->url, path); - out_buffer.size = strlen(PROPFIND_ALL_REQUEST); - out_data = xmalloc(out_buffer.size + 1); - snprintf(out_data, out_buffer.size + 1, PROPFIND_ALL_REQUEST); - out_buffer.posn = 0; - out_buffer.buffer = out_data; - - in_buffer.size = 4096; - in_data = xmalloc(in_buffer.size); - in_buffer.posn = 0; - in_buffer.buffer = in_data; + strbuf_addf(&out_buffer.buf, PROPFIND_ALL_REQUEST); dav_headers = curl_slist_append(dav_headers, "Depth: 1"); dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml"); @@ -1563,7 +1531,7 @@ static void remote_ls(const char *path, int flags, slot = get_active_slot(); slot->results = &results; curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); - curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.size); + curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); @@ -1586,8 +1554,8 @@ static void remote_ls(const char *path, int flags, XML_SetElementHandler(parser, xml_start_tag, xml_end_tag); XML_SetCharacterDataHandler(parser, xml_cdata); - result = XML_Parse(parser, in_buffer.buffer, - in_buffer.posn, 1); + result = XML_Parse(parser, in_buffer.buf, + in_buffer.len, 1); free(ctx.name); if (result != XML_STATUS_OK) { @@ -1603,8 +1571,8 @@ static void remote_ls(const char *path, int flags, free(ls.path); free(url); - free(out_data); - free(in_buffer.buffer); + strbuf_release(&out_buffer.buf); + strbuf_release(&in_buffer); curl_slist_free_all(dav_headers); } @@ -1625,27 +1593,13 @@ static int locking_available(void) { struct active_request_slot *slot; struct slot_results results; - struct buffer in_buffer; - struct buffer out_buffer; - char *in_data; - char *out_data; + struct strbuf in_buffer = STRBUF_INIT; + struct buffer out_buffer = { STRBUF_INIT, 0 }; struct curl_slist *dav_headers = NULL; struct xml_ctx ctx; int lock_flags = 0; - out_buffer.size = - strlen(PROPFIND_SUPPORTEDLOCK_REQUEST) + - strlen(remote->url) - 2; - out_data = xmalloc(out_buffer.size + 1); - snprintf(out_data, out_buffer.size + 1, - PROPFIND_SUPPORTEDLOCK_REQUEST, remote->url); - out_buffer.posn = 0; - out_buffer.buffer = out_data; - - in_buffer.size = 4096; - in_data = xmalloc(in_buffer.size); - in_buffer.posn = 0; - in_buffer.buffer = in_data; + strbuf_addf(&out_buffer.buf, PROPFIND_SUPPORTEDLOCK_REQUEST, remote->url); dav_headers = curl_slist_append(dav_headers, "Depth: 0"); dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml"); @@ -1653,7 +1607,7 @@ static int locking_available(void) slot = get_active_slot(); slot->results = &results; curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); - curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.size); + curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); @@ -1675,8 +1629,8 @@ static int locking_available(void) XML_SetUserData(parser, &ctx); XML_SetElementHandler(parser, xml_start_tag, xml_end_tag); - result = XML_Parse(parser, in_buffer.buffer, - in_buffer.posn, 1); + result = XML_Parse(parser, in_buffer.buf, + in_buffer.len, 1); free(ctx.name); if (result != XML_STATUS_OK) { @@ -1691,8 +1645,8 @@ static int locking_available(void) fprintf(stderr, "Unable to start PROPFIND request\n"); } - free(out_data); - free(in_buffer.buffer); + strbuf_release(&out_buffer.buf); + strbuf_release(&in_buffer); curl_slist_free_all(dav_headers); return lock_flags; @@ -1810,30 +1764,20 @@ static int update_remote(unsigned char *sha1, struct remote_lock *lock) { struct active_request_slot *slot; struct slot_results results; - char *out_data; char *if_header; - struct buffer out_buffer; + struct buffer out_buffer = { STRBUF_INIT, 0 }; struct curl_slist *dav_headers = NULL; - int i; if_header = xmalloc(strlen(lock->token) + 25); sprintf(if_header, "If: ()", lock->token); dav_headers = curl_slist_append(dav_headers, if_header); - out_buffer.size = 41; - out_data = xmalloc(out_buffer.size + 1); - i = snprintf(out_data, out_buffer.size + 1, "%s\n", sha1_to_hex(sha1)); - if (i != out_buffer.size) { - fprintf(stderr, "Unable to initialize PUT request body\n"); - return 0; - } - out_buffer.posn = 0; - out_buffer.buffer = out_data; + strbuf_addf(&out_buffer.buf, "%s\n", sha1_to_hex(sha1)); slot = get_active_slot(); slot->results = &results; curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); - curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.size); + curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); @@ -1844,7 +1788,7 @@ static int update_remote(unsigned char *sha1, struct remote_lock *lock) if (start_active_slot(slot)) { run_active_slot(slot); - free(out_data); + strbuf_release(&out_buffer.buf); free(if_header); if (results.curl_result != CURLE_OK) { fprintf(stderr, @@ -1854,7 +1798,7 @@ static int update_remote(unsigned char *sha1, struct remote_lock *lock) return 0; } } else { - free(out_data); + strbuf_release(&out_buffer.buf); free(if_header); fprintf(stderr, "Unable to start PUT request\n"); return 0; @@ -2011,7 +1955,7 @@ static void mark_edges_uninteresting(struct commit_list *list) static void add_remote_info_ref(struct remote_ls_ctx *ls) { - struct buffer *buf = (struct buffer *)ls->userData; + struct strbuf *buf = (struct strbuf *)ls->userData; unsigned char remote_sha1[20]; struct object *o; int len; @@ -2056,17 +2000,14 @@ static void add_remote_info_ref(struct remote_ls_ctx *ls) static void update_remote_info_refs(struct remote_lock *lock) { - struct buffer buffer; + struct buffer buffer = { STRBUF_INIT, 0 }; struct active_request_slot *slot; struct slot_results results; char *if_header; struct curl_slist *dav_headers = NULL; - buffer.buffer = xcalloc(1, 4096); - buffer.size = 4096; - buffer.posn = 0; remote_ls("refs/", (PROCESS_FILES | RECURSIVE), - add_remote_info_ref, &buffer); + add_remote_info_ref, &buffer.buf); if (!aborted) { if_header = xmalloc(strlen(lock->token) + 25); sprintf(if_header, "If: ()", lock->token); @@ -2075,7 +2016,7 @@ static void update_remote_info_refs(struct remote_lock *lock) slot = get_active_slot(); slot->results = &results; curl_easy_setopt(slot->curl, CURLOPT_INFILE, &buffer); - curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, buffer.posn); + curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, buffer.buf.len); curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); @@ -2084,8 +2025,6 @@ static void update_remote_info_refs(struct remote_lock *lock) curl_easy_setopt(slot->curl, CURLOPT_PUT, 1); curl_easy_setopt(slot->curl, CURLOPT_URL, lock->url); - buffer.posn = 0; - if (start_active_slot(slot)) { run_active_slot(slot); if (results.curl_result != CURLE_OK) { @@ -2096,7 +2035,7 @@ static void update_remote_info_refs(struct remote_lock *lock) } free(if_header); } - free(buffer.buffer); + strbuf_release(&buffer.buf); } static int remote_exists(const char *path) @@ -2107,12 +2046,12 @@ static int remote_exists(const char *path) sprintf(url, "%s%s", remote->url, path); - slot = get_active_slot(); + slot = get_active_slot(); slot->results = &results; - curl_easy_setopt(slot->curl, CURLOPT_URL, url); - curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 1); + curl_easy_setopt(slot->curl, CURLOPT_URL, url); + curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 1); - if (start_active_slot(slot)) { + if (start_active_slot(slot)) { run_active_slot(slot); free(url); if (results.http_code == 404) @@ -2132,17 +2071,13 @@ static int remote_exists(const char *path) static void fetch_symref(const char *path, char **symref, unsigned char *sha1) { char *url; - struct buffer buffer; + struct strbuf buffer = STRBUF_INIT; struct active_request_slot *slot; struct slot_results results; url = xmalloc(strlen(remote->url) + strlen(path) + 1); sprintf(url, "%s%s", remote->url, path); - buffer.size = 4096; - buffer.posn = 0; - buffer.buffer = xmalloc(buffer.size); - slot = get_active_slot(); slot->results = &results; curl_easy_setopt(slot->curl, CURLOPT_FILE, &buffer); @@ -2165,17 +2100,17 @@ static void fetch_symref(const char *path, char **symref, unsigned char *sha1) *symref = NULL; hashclr(sha1); - if (buffer.posn == 0) + if (buffer.len == 0) return; /* If it's a symref, set the refname; otherwise try for a sha1 */ - if (!prefixcmp((char *)buffer.buffer, "ref: ")) { - *symref = xmemdupz((char *)buffer.buffer + 5, buffer.posn - 6); + if (!prefixcmp((char *)buffer.buf, "ref: ")) { + *symref = xmemdupz((char *)buffer.buf + 5, buffer.len - 6); } else { - get_sha1_hex(buffer.buffer, sha1); + get_sha1_hex(buffer.buf, sha1); } - free(buffer.buffer); + strbuf_release(&buffer); } static int verify_merge_base(unsigned char *head_sha1, unsigned char *branch_sha1) diff --git a/http-walker.c b/http-walker.c index ad874b98cb..8dbf9cc369 100644 --- a/http-walker.c +++ b/http-walker.c @@ -48,7 +48,7 @@ struct alternates_request { struct walker *walker; const char *base; char *url; - struct buffer *buffer; + struct strbuf *buffer; struct active_request_slot *slot; int http_specific; }; @@ -462,7 +462,7 @@ static void process_alternates_response(void *callback_data) if (alt_req->http_specific) { if (slot->curl_result != CURLE_OK || - !alt_req->buffer->posn) { + !alt_req->buffer->len) { /* Try reusing the slot to get non-http alternates */ alt_req->http_specific = 0; @@ -490,12 +490,12 @@ static void process_alternates_response(void *callback_data) } fwrite_buffer(&null_byte, 1, 1, alt_req->buffer); - alt_req->buffer->posn--; - data = alt_req->buffer->buffer; + alt_req->buffer->len--; + data = alt_req->buffer->buf; - while (i < alt_req->buffer->posn) { + while (i < alt_req->buffer->len) { int posn = i; - while (posn < alt_req->buffer->posn && data[posn] != '\n') + while (posn < alt_req->buffer->len && data[posn] != '\n') posn++; if (data[posn] == '\n') { int okay = 0; @@ -583,9 +583,8 @@ static void process_alternates_response(void *callback_data) static void fetch_alternates(struct walker *walker, const char *base) { - struct buffer buffer; + struct strbuf buffer = STRBUF_INIT; char *url; - char *data; struct active_request_slot *slot; struct alternates_request alt_req; struct walker_data *cdata = walker->data; @@ -606,11 +605,6 @@ static void fetch_alternates(struct walker *walker, const char *base) /* Start the fetch */ cdata->got_alternates = 0; - data = xmalloc(4096); - buffer.size = 4096; - buffer.posn = 0; - buffer.buffer = data; - if (walker->get_verbosely) fprintf(stderr, "Getting alternates list for %s\n", base); @@ -639,7 +633,7 @@ static void fetch_alternates(struct walker *walker, const char *base) else cdata->got_alternates = -1; - free(data); + strbuf_release(&buffer); free(url); } @@ -647,7 +641,7 @@ static int fetch_indices(struct walker *walker, struct alt_base *repo) { unsigned char sha1[20]; char *url; - struct buffer buffer; + struct strbuf buffer = STRBUF_INIT; char *data; int i = 0; @@ -657,11 +651,6 @@ static int fetch_indices(struct walker *walker, struct alt_base *repo) if (repo->got_indices) return 0; - data = xmalloc(4096); - buffer.size = 4096; - buffer.posn = 0; - buffer.buffer = data; - if (walker->get_verbosely) fprintf(stderr, "Getting pack list for %s\n", repo->base); @@ -677,28 +666,27 @@ static int fetch_indices(struct walker *walker, struct alt_base *repo) if (start_active_slot(slot)) { run_active_slot(slot); if (results.curl_result != CURLE_OK) { + strbuf_release(&buffer); if (missing_target(&results)) { repo->got_indices = 1; - free(buffer.buffer); return 0; } else { repo->got_indices = 0; - free(buffer.buffer); return error("%s", curl_errorstr); } } } else { repo->got_indices = 0; - free(buffer.buffer); + strbuf_release(&buffer); return error("Unable to start request"); } - data = buffer.buffer; - while (i < buffer.posn) { + data = buffer.buf; + while (i < buffer.len) { switch (data[i]) { case 'P': i++; - if (i + 52 <= buffer.posn && + if (i + 52 <= buffer.len && !prefixcmp(data + i, " pack-") && !prefixcmp(data + i + 46, ".pack\n")) { get_sha1_hex(data + i + 6, sha1); @@ -707,13 +695,13 @@ static int fetch_indices(struct walker *walker, struct alt_base *repo) break; } default: - while (i < buffer.posn && data[i] != '\n') + while (i < buffer.len && data[i] != '\n') i++; } i++; } - free(buffer.buffer); + strbuf_release(&buffer); repo->got_indices = 1; return 0; } @@ -945,17 +933,12 @@ static char *quote_ref_url(const char *base, const char *ref) static int fetch_ref(struct walker *walker, char *ref, unsigned char *sha1) { - char *url; - char hex[42]; - struct buffer buffer; + char *url; + struct strbuf buffer = STRBUF_INIT; struct walker_data *data = walker->data; const char *base = data->alt->base; struct active_request_slot *slot; struct slot_results results; - buffer.size = 41; - buffer.posn = 0; - buffer.buffer = hex; - hex[41] = '\0'; url = quote_ref_url(base, ref); slot = get_active_slot(); @@ -973,10 +956,10 @@ static int fetch_ref(struct walker *walker, char *ref, unsigned char *sha1) return error("Unable to start request"); } - if (buffer.posn != 41) + strbuf_rtrim(&buffer); + if (buffer.len != 40) return 1; - hex[40] = '\0'; - return get_sha1_hex(hex, sha1); + return get_sha1_hex(buffer.buf, sha1); } static void cleanup(struct walker *walker) diff --git a/http.c b/http.c index ae57073a36..dcc569343e 100644 --- a/http.c +++ b/http.c @@ -34,31 +34,25 @@ size_t fread_buffer(void *ptr, size_t eltsize, size_t nmemb, struct buffer *buffer) { size_t size = eltsize * nmemb; - if (size > buffer->size - buffer->posn) - size = buffer->size - buffer->posn; - memcpy(ptr, (char *) buffer->buffer + buffer->posn, size); + if (size > buffer->buf.len - buffer->posn) + size = buffer->buf.len - buffer->posn; + memcpy(ptr, buffer->buf.buf + buffer->posn, size); buffer->posn += size; + return size; } size_t fwrite_buffer(const void *ptr, size_t eltsize, - size_t nmemb, struct buffer *buffer) + size_t nmemb, struct strbuf *buffer) { size_t size = eltsize * nmemb; - if (size > buffer->size - buffer->posn) { - buffer->size = buffer->size * 3 / 2; - if (buffer->size < buffer->posn + size) - buffer->size = buffer->posn + size; - buffer->buffer = xrealloc(buffer->buffer, buffer->size); - } - memcpy((char *) buffer->buffer + buffer->posn, ptr, size); - buffer->posn += size; + strbuf_add(buffer, ptr, size); data_received++; return size; } size_t fwrite_null(const void *ptr, size_t eltsize, - size_t nmemb, struct buffer *buffer) + size_t nmemb, struct strbuf *buffer) { data_received++; return eltsize * nmemb; @@ -507,8 +501,8 @@ void run_active_slot(struct active_request_slot *slot) static void closedown_active_slot(struct active_request_slot *slot) { - active_requests--; - slot->in_use = 0; + active_requests--; + slot->in_use = 0; } void release_active_slot(struct active_request_slot *slot) @@ -529,7 +523,7 @@ void release_active_slot(struct active_request_slot *slot) static void finish_active_slot(struct active_request_slot *slot) { closedown_active_slot(slot); - curl_easy_getinfo(slot->curl, CURLINFO_HTTP_CODE, &slot->http_code); + curl_easy_getinfo(slot->curl, CURLINFO_HTTP_CODE, &slot->http_code); if (slot->finished != NULL) (*slot->finished) = 1; @@ -540,10 +534,10 @@ static void finish_active_slot(struct active_request_slot *slot) slot->results->http_code = slot->http_code; } - /* Run callback if appropriate */ - if (slot->callback_func != NULL) { - slot->callback_func(slot->callback_data); - } + /* Run callback if appropriate */ + if (slot->callback_func != NULL) { + slot->callback_func(slot->callback_data); + } } void finish_all_active_slots(void) diff --git a/http.h b/http.h index b9d6f4823d..1528d4196f 100644 --- a/http.h +++ b/http.h @@ -6,6 +6,8 @@ #include #include +#include "strbuf.h" + #if LIBCURL_VERSION_NUM >= 0x071000 #define USE_CURL_MULTI #define DEFAULT_MAX_REQUESTS 5 @@ -48,18 +50,17 @@ struct active_request_slot struct buffer { - size_t posn; - size_t size; - void *buffer; + struct strbuf buf; + size_t posn; }; /* Curl request read/write callbacks */ extern size_t fread_buffer(void *ptr, size_t eltsize, size_t nmemb, struct buffer *buffer); extern size_t fwrite_buffer(const void *ptr, size_t eltsize, - size_t nmemb, struct buffer *buffer); + size_t nmemb, struct strbuf *buffer); extern size_t fwrite_null(const void *ptr, size_t eltsize, - size_t nmemb, struct buffer *buffer); + size_t nmemb, struct strbuf *buffer); /* Slot lifecycle functions */ extern struct active_request_slot *get_active_slot(void); diff --git a/transport.c b/transport.c index 1f840a0498..4e151a9e87 100644 --- a/transport.c +++ b/transport.c @@ -428,7 +428,7 @@ static int curl_transport_push(struct transport *transport, int refspec_nr, cons static struct ref *get_refs_via_curl(struct transport *transport) { - struct buffer buffer; + struct strbuf buffer = STRBUF_INIT; char *data, *start, *mid; char *ref_name; char *refs_url; @@ -441,11 +441,6 @@ static struct ref *get_refs_via_curl(struct transport *transport) struct ref *ref = NULL; struct ref *last_ref = NULL; - data = xmalloc(4096); - buffer.size = 4096; - buffer.posn = 0; - buffer.buffer = data; - refs_url = xmalloc(strlen(transport->url) + 11); sprintf(refs_url, "%s/info/refs", transport->url); @@ -464,27 +459,26 @@ static struct ref *get_refs_via_curl(struct transport *transport) if (start_active_slot(slot)) { run_active_slot(slot); if (results.curl_result != CURLE_OK) { + strbuf_release(&buffer); if (missing_target(&results)) { - free(buffer.buffer); return NULL; } else { - free(buffer.buffer); error("%s", curl_errorstr); return NULL; } } } else { - free(buffer.buffer); + strbuf_release(&buffer); error("Unable to start request"); return NULL; } http_cleanup(); - data = buffer.buffer; + data = buffer.buf; start = NULL; mid = data; - while (i < buffer.posn) { + while (i < buffer.len) { if (!start) start = &data[i]; if (data[i] == '\t') @@ -507,7 +501,7 @@ static struct ref *get_refs_via_curl(struct transport *transport) i++; } - free(buffer.buffer); + strbuf_release(&buffer); return refs; } -- cgit v1.2.3