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git/remote-curl.c

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#include "cache.h"
#include "remote.h"
#include "strbuf.h"
#include "walker.h"
#include "http.h"
#include "exec_cmd.h"
#include "run-command.h"
#include "pkt-line.h"
#include "sideband.h"
static struct remote *remote;
static const char *url; /* always ends with a trailing slash */
struct options {
int verbosity;
unsigned long depth;
unsigned progress : 1,
followtags : 1,
dry_run : 1,
thin : 1;
};
static struct options options;
static int set_option(const char *name, const char *value)
{
if (!strcmp(name, "verbosity")) {
char *end;
int v = strtol(value, &end, 10);
if (value == end || *end)
return -1;
options.verbosity = v;
return 0;
}
else if (!strcmp(name, "progress")) {
if (!strcmp(value, "true"))
options.progress = 1;
else if (!strcmp(value, "false"))
options.progress = 0;
else
return -1;
return 0;
}
else if (!strcmp(name, "depth")) {
char *end;
unsigned long v = strtoul(value, &end, 10);
if (value == end || *end)
return -1;
options.depth = v;
return 0;
}
else if (!strcmp(name, "followtags")) {
if (!strcmp(value, "true"))
options.followtags = 1;
else if (!strcmp(value, "false"))
options.followtags = 0;
else
return -1;
return 0;
}
else if (!strcmp(name, "dry-run")) {
if (!strcmp(value, "true"))
options.dry_run = 1;
else if (!strcmp(value, "false"))
options.dry_run = 0;
else
return -1;
return 0;
}
else {
return 1 /* unsupported */;
}
}
struct discovery {
const char *service;
char *buf_alloc;
char *buf;
size_t len;
unsigned proto_git : 1;
};
static struct discovery *last_discovery;
static void free_discovery(struct discovery *d)
{
if (d) {
if (d == last_discovery)
last_discovery = NULL;
free(d->buf_alloc);
free(d);
}
}
static struct discovery* discover_refs(const char *service)
{
struct strbuf buffer = STRBUF_INIT;
struct discovery *last = last_discovery;
char *refs_url;
int http_ret, is_http = 0, proto_git_candidate = 1;
if (last && !strcmp(service, last->service))
return last;
free_discovery(last);
strbuf_addf(&buffer, "%sinfo/refs", url);
if (!prefixcmp(url, "http://") || !prefixcmp(url, "https://")) {
is_http = 1;
if (!strchr(url, '?'))
strbuf_addch(&buffer, '?');
else
strbuf_addch(&buffer, '&');
strbuf_addf(&buffer, "service=%s", service);
}
refs_url = strbuf_detach(&buffer, NULL);
http_ret = http_get_strbuf(refs_url, &buffer, HTTP_NO_CACHE);
/* try again with "plain" url (no ? or & appended) */
if (http_ret != HTTP_OK && http_ret != HTTP_NOAUTH) {
free(refs_url);
strbuf_reset(&buffer);
proto_git_candidate = 0;
strbuf_addf(&buffer, "%sinfo/refs", url);
refs_url = strbuf_detach(&buffer, NULL);
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);
case HTTP_NOAUTH:
die("Authentication failed");
default:
http_error(refs_url, http_ret);
die("HTTP request failed");
}
last= xcalloc(1, sizeof(*last_discovery));
last->service = service;
last->buf_alloc = strbuf_detach(&buffer, &last->len);
last->buf = last->buf_alloc;
if (is_http && proto_git_candidate
&& 5 <= last->len && last->buf[4] == '#') {
/* smart HTTP response; validate that the service
* pkt-line matches our request.
*/
struct strbuf exp = STRBUF_INIT;
if (packet_get_line(&buffer, &last->buf, &last->len) <= 0)
die("%s has invalid packet header", refs_url);
if (buffer.len && buffer.buf[buffer.len - 1] == '\n')
strbuf_setlen(&buffer, buffer.len - 1);
strbuf_addf(&exp, "# service=%s", service);
if (strbuf_cmp(&exp, &buffer))
die("invalid server response; got '%s'", buffer.buf);
strbuf_release(&exp);
/* The header can include additional metadata lines, up
* until a packet flush marker. Ignore these now, but
* in the future we might start to scan them.
*/
strbuf_reset(&buffer);
while (packet_get_line(&buffer, &last->buf, &last->len) > 0)
strbuf_reset(&buffer);
last->proto_git = 1;
}
free(refs_url);
strbuf_release(&buffer);
last_discovery = last;
return last;
}
static int write_discovery(int in, int out, void *data)
{
struct discovery *heads = data;
int err = 0;
if (write_in_full(out, heads->buf, heads->len) != heads->len)
err = 1;
close(out);
return err;
}
static struct ref *parse_git_refs(struct discovery *heads)
{
struct ref *list = NULL;
struct async async;
memset(&async, 0, sizeof(async));
async.proc = write_discovery;
async.data = heads;
async.out = -1;
if (start_async(&async))
die("cannot start thread to parse advertised refs");
get_remote_heads(async.out, &list, 0, NULL, 0, NULL);
close(async.out);
if (finish_async(&async))
die("ref parsing thread failed");
return list;
}
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);
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, ref) &&
!resolve_remote_symref(ref, refs)) {
ref->next = refs;
refs = ref;
} else {
free(ref);
}
return refs;
}
static struct ref *get_refs(int for_push)
{
struct discovery *heads;
if (for_push)
heads = discover_refs("git-receive-pack");
else
heads = discover_refs("git-upload-pack");
if (heads->proto_git)
return parse_git_refs(heads);
return parse_info_refs(heads);
}
static void output_refs(struct ref *refs)
{
struct ref *posn;
for (posn = refs; posn; posn = posn->next) {
if (posn->symref)
printf("@%s %s\n", posn->symref, posn->name);
else
printf("%s %s\n", sha1_to_hex(posn->old_sha1), posn->name);
}
printf("\n");
fflush(stdout);
free_refs(refs);
}
struct rpc_state {
const char *service_name;
const char **argv;
char *service_url;
char *hdr_content_type;
char *hdr_accept;
char *buf;
size_t alloc;
size_t len;
size_t pos;
int in;
int out;
struct strbuf result;
unsigned gzip_request : 1;
unsigned initial_buffer : 1;
};
static size_t rpc_out(void *ptr, size_t eltsize,
size_t nmemb, void *buffer_)
{
size_t max = eltsize * nmemb;
struct rpc_state *rpc = buffer_;
size_t avail = rpc->len - rpc->pos;
if (!avail) {
rpc->initial_buffer = 0;
avail = packet_read_line(rpc->out, rpc->buf, rpc->alloc);
if (!avail)
return 0;
rpc->pos = 0;
rpc->len = avail;
}
if (max < avail)
avail = max;
memcpy(ptr, rpc->buf + rpc->pos, avail);
rpc->pos += avail;
return avail;
}
#ifndef NO_CURL_IOCTL
static curlioerr rpc_ioctl(CURL *handle, int cmd, void *clientp)
{
struct rpc_state *rpc = clientp;
switch (cmd) {
case CURLIOCMD_NOP:
return CURLIOE_OK;
case CURLIOCMD_RESTARTREAD:
if (rpc->initial_buffer) {
rpc->pos = 0;
return CURLIOE_OK;
}
fprintf(stderr, "Unable to rewind rpc post data - try increasing http.postBuffer\n");
return CURLIOE_FAILRESTART;
default:
return CURLIOE_UNKNOWNCMD;
}
}
#endif
static size_t rpc_in(char *ptr, size_t eltsize,
size_t nmemb, void *buffer_)
{
size_t size = eltsize * nmemb;
struct rpc_state *rpc = buffer_;
write_or_die(rpc->in, ptr, size);
return size;
}
static int run_slot(struct active_request_slot *slot)
{
int err = 0;
struct slot_results results;
slot->results = &results;
slot->curl_result = curl_easy_perform(slot->curl);
finish_active_slot(slot);
if (results.curl_result != CURLE_OK) {
err |= error("RPC failed; result=%d, HTTP code = %ld",
results.curl_result, results.http_code);
}
return err;
}
static int probe_rpc(struct rpc_state *rpc)
{
struct active_request_slot *slot;
struct curl_slist *headers = NULL;
struct strbuf buf = STRBUF_INIT;
int err;
slot = get_active_slot();
headers = curl_slist_append(headers, rpc->hdr_content_type);
headers = curl_slist_append(headers, rpc->hdr_accept);
curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 0);
curl_easy_setopt(slot->curl, CURLOPT_POST, 1);
curl_easy_setopt(slot->curl, CURLOPT_URL, rpc->service_url);
curl_easy_setopt(slot->curl, CURLOPT_ENCODING, "");
curl_easy_setopt(slot->curl, CURLOPT_POSTFIELDS, "0000");
curl_easy_setopt(slot->curl, CURLOPT_POSTFIELDSIZE, 4);
curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, headers);
curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer);
curl_easy_setopt(slot->curl, CURLOPT_FILE, &buf);
err = run_slot(slot);
curl_slist_free_all(headers);
strbuf_release(&buf);
return err;
}
static int post_rpc(struct rpc_state *rpc)
{
struct active_request_slot *slot;
struct curl_slist *headers = NULL;
int use_gzip = rpc->gzip_request;
char *gzip_body = NULL;
int err, large_request = 0;
/* Try to load the entire request, if we can fit it into the
* allocated buffer space we can use HTTP/1.0 and avoid the
* chunked encoding mess.
*/
while (1) {
size_t left = rpc->alloc - rpc->len;
char *buf = rpc->buf + rpc->len;
int n;
if (left < LARGE_PACKET_MAX) {
large_request = 1;
use_gzip = 0;
break;
}
n = packet_read_line(rpc->out, buf, left);
if (!n)
break;
rpc->len += n;
}
if (large_request) {
err = probe_rpc(rpc);
if (err)
return err;
}
slot = get_active_slot();
curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 0);
curl_easy_setopt(slot->curl, CURLOPT_POST, 1);
curl_easy_setopt(slot->curl, CURLOPT_URL, rpc->service_url);
curl_easy_setopt(slot->curl, CURLOPT_ENCODING, "");
headers = curl_slist_append(headers, rpc->hdr_content_type);
headers = curl_slist_append(headers, rpc->hdr_accept);
headers = curl_slist_append(headers, "Expect:");
if (large_request) {
/* The request body is large and the size cannot be predicted.
* We must use chunked encoding to send it.
*/
headers = curl_slist_append(headers, "Transfer-Encoding: chunked");
rpc->initial_buffer = 1;
curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, rpc_out);
curl_easy_setopt(slot->curl, CURLOPT_INFILE, rpc);
#ifndef NO_CURL_IOCTL
curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, rpc_ioctl);
curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, rpc);
#endif
if (options.verbosity > 1) {
fprintf(stderr, "POST %s (chunked)\n", rpc->service_name);
fflush(stderr);
}
} else if (use_gzip && 1024 < rpc->len) {
/* The client backend isn't giving us compressed data so
* we can try to deflate it ourselves, this may save on.
* the transfer time.
*/
size_t size;
git_zstream stream;
int ret;
memset(&stream, 0, sizeof(stream));
git_deflate_init_gzip(&stream, Z_BEST_COMPRESSION);
size = git_deflate_bound(&stream, rpc->len);
gzip_body = xmalloc(size);
stream.next_in = (unsigned char *)rpc->buf;
stream.avail_in = rpc->len;
stream.next_out = (unsigned char *)gzip_body;
stream.avail_out = size;
ret = git_deflate(&stream, Z_FINISH);
if (ret != Z_STREAM_END)
die("cannot deflate request; zlib deflate error %d", ret);
ret = git_deflate_end_gently(&stream);
if (ret != Z_OK)
die("cannot deflate request; zlib end error %d", ret);
size = stream.total_out;
headers = curl_slist_append(headers, "Content-Encoding: gzip");
curl_easy_setopt(slot->curl, CURLOPT_POSTFIELDS, gzip_body);
curl_easy_setopt(slot->curl, CURLOPT_POSTFIELDSIZE, size);
if (options.verbosity > 1) {
fprintf(stderr, "POST %s (gzip %lu to %lu bytes)\n",
rpc->service_name,
(unsigned long)rpc->len, (unsigned long)size);
fflush(stderr);
}
} else {
/* We know the complete request size in advance, use the
* more normal Content-Length approach.
*/
curl_easy_setopt(slot->curl, CURLOPT_POSTFIELDS, rpc->buf);
curl_easy_setopt(slot->curl, CURLOPT_POSTFIELDSIZE, rpc->len);
if (options.verbosity > 1) {
fprintf(stderr, "POST %s (%lu bytes)\n",
rpc->service_name, (unsigned long)rpc->len);
fflush(stderr);
}
}
curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, headers);
curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, rpc_in);
curl_easy_setopt(slot->curl, CURLOPT_FILE, rpc);
err = run_slot(slot);
curl_slist_free_all(headers);
free(gzip_body);
return err;
}
static int rpc_service(struct rpc_state *rpc, struct discovery *heads)
{
const char *svc = rpc->service_name;
struct strbuf buf = STRBUF_INIT;
struct child_process client;
int err = 0;
memset(&client, 0, sizeof(client));
client.in = -1;
client.out = -1;
client.git_cmd = 1;
client.argv = rpc->argv;
if (start_command(&client))
exit(1);
if (heads)
write_or_die(client.in, heads->buf, heads->len);
rpc->alloc = http_post_buffer;
rpc->buf = xmalloc(rpc->alloc);
rpc->in = client.in;
rpc->out = client.out;
strbuf_init(&rpc->result, 0);
strbuf_addf(&buf, "%s%s", url, svc);
rpc->service_url = strbuf_detach(&buf, NULL);
strbuf_addf(&buf, "Content-Type: application/x-%s-request", svc);
rpc->hdr_content_type = strbuf_detach(&buf, NULL);
strbuf_addf(&buf, "Accept: application/x-%s-result", svc);
rpc->hdr_accept = strbuf_detach(&buf, NULL);
while (!err) {
int n = packet_read_line(rpc->out, rpc->buf, rpc->alloc);
if (!n)
break;
rpc->pos = 0;
rpc->len = n;
err |= post_rpc(rpc);
}
close(client.in);
client.in = -1;
if (!err) {
strbuf_read(&rpc->result, client.out, 0);
} else {
char buf[4096];
for (;;)
if (xread(client.out, buf, sizeof(buf)) <= 0)
break;
}
close(client.out);
client.out = -1;
err |= finish_command(&client);
free(rpc->service_url);
free(rpc->hdr_content_type);
free(rpc->hdr_accept);
free(rpc->buf);
strbuf_release(&buf);
return err;
}
static int fetch_dumb(int nr_heads, struct ref **to_fetch)
{
struct walker *walker;
char **targets = xmalloc(nr_heads * sizeof(char*));
int ret, i;
if (options.depth)
die("dumb http transport does not support --depth");
for (i = 0; i < nr_heads; i++)
targets[i] = xstrdup(sha1_to_hex(to_fetch[i]->old_sha1));
walker = get_http_walker(url);
walker->get_all = 1;
walker->get_tree = 1;
walker->get_history = 1;
walker->get_verbosely = options.verbosity >= 3;
walker->get_recover = 0;
ret = walker_fetch(walker, nr_heads, targets, NULL, NULL);
walker_free(walker);
for (i = 0; i < nr_heads; i++)
free(targets[i]);
free(targets);
return ret ? error("Fetch failed.") : 0;
}
static int fetch_git(struct discovery *heads,
int nr_heads, struct ref **to_fetch)
{
struct rpc_state rpc;
char *depth_arg = NULL;
const char **argv;
int argc = 0, i, err;
argv = xmalloc((15 + nr_heads) * sizeof(char*));
argv[argc++] = "fetch-pack";
argv[argc++] = "--stateless-rpc";
argv[argc++] = "--lock-pack";
if (options.followtags)
argv[argc++] = "--include-tag";
if (options.thin)
argv[argc++] = "--thin";
if (options.verbosity >= 3) {
argv[argc++] = "-v";
argv[argc++] = "-v";
}
if (!options.progress)
argv[argc++] = "--no-progress";
if (options.depth) {
struct strbuf buf = STRBUF_INIT;
strbuf_addf(&buf, "--depth=%lu", options.depth);
depth_arg = strbuf_detach(&buf, NULL);
argv[argc++] = depth_arg;
}
argv[argc++] = url;
for (i = 0; i < nr_heads; i++) {
struct ref *ref = to_fetch[i];
if (!ref->name || !*ref->name)
die("cannot fetch by sha1 over smart http");
argv[argc++] = ref->name;
}
argv[argc++] = NULL;
memset(&rpc, 0, sizeof(rpc));
rpc.service_name = "git-upload-pack",
rpc.argv = argv;
rpc.gzip_request = 1;
err = rpc_service(&rpc, heads);
if (rpc.result.len)
safe_write(1, rpc.result.buf, rpc.result.len);
strbuf_release(&rpc.result);
free(argv);
free(depth_arg);
return err;
}
static int fetch(int nr_heads, struct ref **to_fetch)
{
struct discovery *d = discover_refs("git-upload-pack");
if (d->proto_git)
return fetch_git(d, nr_heads, to_fetch);
else
return fetch_dumb(nr_heads, to_fetch);
}
static void parse_fetch(struct strbuf *buf)
{
struct ref **to_fetch = NULL;
struct ref *list_head = NULL;
struct ref **list = &list_head;
int alloc_heads = 0, nr_heads = 0;
do {
if (!prefixcmp(buf->buf, "fetch ")) {
char *p = buf->buf + strlen("fetch ");
char *name;
struct ref *ref;
unsigned char old_sha1[20];
if (strlen(p) < 40 || get_sha1_hex(p, old_sha1))
die("protocol error: expected sha/ref, got %s'", p);
if (p[40] == ' ')
name = p + 41;
else if (!p[40])
name = "";
else
die("protocol error: expected sha/ref, got %s'", p);
ref = alloc_ref(name);
hashcpy(ref->old_sha1, old_sha1);
*list = ref;
list = &ref->next;
ALLOC_GROW(to_fetch, nr_heads + 1, alloc_heads);
to_fetch[nr_heads++] = ref;
}
else
die("http transport does not support %s", buf->buf);
strbuf_reset(buf);
if (strbuf_getline(buf, stdin, '\n') == EOF)
return;
if (!*buf->buf)
break;
} while (1);
if (fetch(nr_heads, to_fetch))
exit(128); /* error already reported */
free_refs(list_head);
free(to_fetch);
printf("\n");
fflush(stdout);
strbuf_reset(buf);
}
static int push_dav(int nr_spec, char **specs)
{
const char **argv = xmalloc((10 + nr_spec) * sizeof(char*));
int argc = 0, i;
argv[argc++] = "http-push";
argv[argc++] = "--helper-status";
if (options.dry_run)
argv[argc++] = "--dry-run";
if (options.verbosity > 1)
argv[argc++] = "--verbose";
argv[argc++] = url;
for (i = 0; i < nr_spec; i++)
argv[argc++] = specs[i];
argv[argc++] = NULL;
if (run_command_v_opt(argv, RUN_GIT_CMD))
die("git-%s failed", argv[0]);
free(argv);
return 0;
}
static int push_git(struct discovery *heads, int nr_spec, char **specs)
{
struct rpc_state rpc;
const char **argv;
int argc = 0, i, err;
argv = xmalloc((10 + nr_spec) * sizeof(char*));
argv[argc++] = "send-pack";
argv[argc++] = "--stateless-rpc";
argv[argc++] = "--helper-status";
if (options.thin)
argv[argc++] = "--thin";
if (options.dry_run)
argv[argc++] = "--dry-run";
if (options.verbosity > 1)
argv[argc++] = "--verbose";
argv[argc++] = url;
for (i = 0; i < nr_spec; i++)
argv[argc++] = specs[i];
argv[argc++] = NULL;
memset(&rpc, 0, sizeof(rpc));
rpc.service_name = "git-receive-pack",
rpc.argv = argv;
err = rpc_service(&rpc, heads);
if (rpc.result.len)
safe_write(1, rpc.result.buf, rpc.result.len);
strbuf_release(&rpc.result);
free(argv);
return err;
}
static int push(int nr_spec, char **specs)
{
struct discovery *heads = discover_refs("git-receive-pack");
int ret;
if (heads->proto_git)
ret = push_git(heads, nr_spec, specs);
else
ret = push_dav(nr_spec, specs);
free_discovery(heads);
return ret;
}
static void parse_push(struct strbuf *buf)
{
char **specs = NULL;
int alloc_spec = 0, nr_spec = 0, i;
do {
if (!prefixcmp(buf->buf, "push ")) {
ALLOC_GROW(specs, nr_spec + 1, alloc_spec);
specs[nr_spec++] = xstrdup(buf->buf + 5);
}
else
die("http transport does not support %s", buf->buf);
strbuf_reset(buf);
if (strbuf_getline(buf, stdin, '\n') == EOF)
goto free_specs;
if (!*buf->buf)
break;
} while (1);
if (push(nr_spec, specs))
exit(128); /* error already reported */
printf("\n");
fflush(stdout);
free_specs:
for (i = 0; i < nr_spec; i++)
free(specs[i]);
free(specs);
}
int main(int argc, const char **argv)
{
struct strbuf buf = STRBUF_INIT;
int nongit;
git_extract_argv0_path(argv[0]);
setup_git_directory_gently(&nongit);
if (argc < 2) {
fprintf(stderr, "Remote needed\n");
return 1;
}
options.verbosity = 1;
options.progress = !!isatty(2);
options.thin = 1;
remote = remote_get(argv[1]);
if (argc > 2) {
end_url_with_slash(&buf, argv[2]);
} else {
end_url_with_slash(&buf, remote->url[0]);
}
url = strbuf_detach(&buf, NULL);
http_init(remote, url);
do {
if (strbuf_getline(&buf, stdin, '\n') == EOF) {
if (ferror(stdin))
fprintf(stderr, "Error reading command stream\n");
else
fprintf(stderr, "Unexpected end of command stream\n");
return 1;
}
if (buf.len == 0)
break;
if (!prefixcmp(buf.buf, "fetch ")) {
if (nongit)
die("Fetch attempted without a local repo");
parse_fetch(&buf);
} else if (!strcmp(buf.buf, "list") || !prefixcmp(buf.buf, "list ")) {
int for_push = !!strstr(buf.buf + 4, "for-push");
output_refs(get_refs(for_push));
} else if (!prefixcmp(buf.buf, "push ")) {
parse_push(&buf);
} else if (!prefixcmp(buf.buf, "option ")) {
char *name = buf.buf + strlen("option ");
char *value = strchr(name, ' ');
int result;
if (value)
*value++ = '\0';
else
value = "true";
result = set_option(name, value);
if (!result)
printf("ok\n");
else if (result < 0)
printf("error invalid value\n");
else
printf("unsupported\n");
fflush(stdout);
} else if (!strcmp(buf.buf, "capabilities")) {
printf("fetch\n");
printf("option\n");
printf("push\n");
printf("\n");
fflush(stdout);
} else {
fprintf(stderr, "Unknown command '%s'\n", buf.buf);
return 1;
}
strbuf_reset(&buf);
} while (1);
http_cleanup();
return 0;
}
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