#include "libavutil/avstring.h"
#include "avformat.h"
-#include <unistd.h>
#include "internal.h"
#include "network.h"
#include "http.h"
int end_chunked_post; /**< A flag which indicates if the end of chunked encoding has been sent. */
int end_header; /**< A flag which indicates we have finished to read POST reply. */
int multiple_requests; /**< A flag which indicates if we use persistent connections. */
+ uint8_t *post_data;
+ int post_datalen;
} HTTPContext;
#define OFFSET(x) offsetof(HTTPContext, x)
{"chunked_post", "use chunked transfer-encoding for posts", OFFSET(chunked_post), AV_OPT_TYPE_INT, {.dbl = 1}, 0, 1, E },
{"headers", "custom HTTP headers, can override built in default headers", OFFSET(headers), AV_OPT_TYPE_STRING, { 0 }, 0, 0, D|E },
{"multiple_requests", "use persistent connections", OFFSET(multiple_requests), AV_OPT_TYPE_INT, {.dbl = 0}, 0, 1, D|E },
+{"post_data", "custom HTTP post data", OFFSET(post_data), AV_OPT_TYPE_BINARY, .flags = D|E },
{NULL}
};
#define HTTP_CLASS(flavor)\
int port, use_proxy, err, location_changed = 0, redirects = 0, attempts = 0;
HTTPAuthType cur_auth_type, cur_proxy_auth_type;
HTTPContext *s = h->priv_data;
- URLContext *hd = NULL;
proxy_path = getenv("http_proxy");
use_proxy = (proxy_path != NULL) && !getenv("no_proxy") &&
}
ff_url_join(buf, sizeof(buf), lower_proto, NULL, hostname, port, NULL);
- err = ffurl_open(&hd, buf, AVIO_FLAG_READ_WRITE,
- &h->interrupt_callback, NULL);
- if (err < 0)
- goto fail;
- s->hd = hd;
+ if (!s->hd) {
+ err = ffurl_open(&s->hd, buf, AVIO_FLAG_READ_WRITE,
+ &h->interrupt_callback, NULL);
+ if (err < 0)
+ goto fail;
+ }
+
cur_auth_type = s->auth_state.auth_type;
cur_proxy_auth_type = s->auth_state.auth_type;
if (http_connect(h, path, local_path, hoststr, auth, proxyauth, &location_changed) < 0)
if (s->http_code == 401) {
if ((cur_auth_type == HTTP_AUTH_NONE || s->auth_state.stale) &&
s->auth_state.auth_type != HTTP_AUTH_NONE && attempts < 4) {
- ffurl_close(hd);
+ ffurl_close(s->hd);
+ s->hd = NULL;
goto redo;
} else
goto fail;
if (s->http_code == 407) {
if ((cur_proxy_auth_type == HTTP_AUTH_NONE || s->proxy_auth_state.stale) &&
s->proxy_auth_state.auth_type != HTTP_AUTH_NONE && attempts < 4) {
- ffurl_close(hd);
+ ffurl_close(s->hd);
+ s->hd = NULL;
goto redo;
} else
goto fail;
if ((s->http_code == 301 || s->http_code == 302 || s->http_code == 303 || s->http_code == 307)
&& location_changed == 1) {
/* url moved, get next */
- ffurl_close(hd);
+ ffurl_close(s->hd);
+ s->hd = NULL;
if (redirects++ >= MAX_REDIRECTS)
return AVERROR(EIO);
/* Restart the authentication process with the new target, which
}
return 0;
fail:
- if (hd)
- ffurl_close(hd);
+ if (s->hd)
+ ffurl_close(s->hd);
s->hd = NULL;
return AVERROR(EIO);
}
+int ff_http_do_new_request(URLContext *h, const char *uri)
+{
+ HTTPContext *s = h->priv_data;
+
+ s->off = 0;
+ av_strlcpy(s->location, uri, sizeof(s->location));
+
+ return http_open_cnx(h);
+}
+
static int http_open(URLContext *h, const char *uri, int flags)
{
HTTPContext *s = h->priv_data;
if (s->buf_ptr >= s->buf_end) {
len = ffurl_read(s->hd, s->buffer, BUFFER_SIZE);
if (len < 0) {
- return AVERROR(EIO);
+ return len;
} else if (len == 0) {
return -1;
} else {
for(;;) {
ch = http_getc(s);
if (ch < 0)
- return AVERROR(EIO);
+ return ch;
if (ch == '\n') {
/* process line */
if (q > line && q[-1] == '\r')
strcpy(s->location, p);
*new_location = 1;
} else if (!av_strcasecmp (tag, "Content-Length") && s->filesize == -1) {
- s->filesize = atoll(p);
+ s->filesize = strtoll(p, NULL, 10);
} else if (!av_strcasecmp (tag, "Content-Range")) {
/* "bytes $from-$to/$document_size" */
const char *slash;
if (!strncmp (p, "bytes ", 6)) {
p += 6;
- s->off = atoll(p);
+ s->off = strtoll(p, NULL, 10);
if ((slash = strchr(p, '/')) && strlen(slash) > 0)
- s->filesize = atoll(slash+1);
+ s->filesize = strtoll(slash+1, NULL, 10);
}
h->is_streamed = 0; /* we _can_ in fact seek */
} else if (!av_strcasecmp(tag, "Accept-Ranges") && !strncmp(p, "bytes", 5)) {
char line[1024];
int err = 0;
+ s->chunksize = -1;
+
for (;;) {
- if (http_get_line(s, line, sizeof(line)) < 0)
- return AVERROR(EIO);
+ if ((err = http_get_line(s, line, sizeof(line))) < 0)
+ return err;
av_dlog(NULL, "header='%s'\n", line);
/* send http header */
post = h->flags & AVIO_FLAG_WRITE;
+
+ if (s->post_data) {
+ /* force POST method and disable chunked encoding when
+ * custom HTTP post data is set */
+ post = 1;
+ s->chunked_post = 0;
+ }
+
method = post ? "POST" : "GET";
authstr = ff_http_auth_create_response(&s->auth_state, auth, local_path,
method);
if (!has_header(s->headers, "\r\nHost: "))
len += av_strlcatf(headers + len, sizeof(headers) - len,
"Host: %s\r\n", hoststr);
+ if (!has_header(s->headers, "\r\nContent-Length: ") && s->post_data)
+ len += av_strlcatf(headers + len, sizeof(headers) - len,
+ "Content-Length: %d\r\n", s->post_datalen);
/* now add in custom headers */
if (s->headers)
av_freep(&authstr);
av_freep(&proxyauthstr);
- if (ffurl_write(s->hd, s->buffer, strlen(s->buffer)) < 0)
- return AVERROR(EIO);
+ if ((err = ffurl_write(s->hd, s->buffer, strlen(s->buffer))) < 0)
+ return err;
+
+ if (s->post_data)
+ if ((err = ffurl_write(s->hd, s->post_data, s->post_datalen)) < 0)
+ return err;
/* init input buffer */
s->buf_ptr = s->buffer;
s->filesize = -1;
s->willclose = 0;
s->end_chunked_post = 0;
- if (post) {
+ s->end_header = 0;
+ if (post && !s->post_data) {
/* Pretend that it did work. We didn't read any header yet, since
* we've still to send the POST data, but the code calling this
* function will check http_code after we return. */
s->http_code = 200;
return 0;
}
- s->chunksize = -1;
/* wait for header */
err = http_read_header(h, new_location);
HTTPContext *s = h->priv_data;
int err, new_location;
- if (s->end_chunked_post) {
- if (!s->end_header) {
- err = http_read_header(h, &new_location);
- if (err < 0)
- return err;
- }
+ if (!s->hd)
+ return AVERROR_EOF;
- return http_buf_read(h, buf, size);
+ if (s->end_chunked_post && !s->end_header) {
+ err = http_read_header(h, &new_location);
+ if (err < 0)
+ return err;
}
if (s->chunksize >= 0) {
for(;;) {
do {
- if (http_get_line(s, line, sizeof(line)) < 0)
- return AVERROR(EIO);
+ if ((err = http_get_line(s, line, sizeof(line))) < 0)
+ return err;
} while (!*line); /* skip CR LF from last chunk */
s->chunksize = strtoll(line, NULL, 16);
.url_seek = http_seek,
.url_close = http_close,
.url_get_file_handle = http_get_file_handle,
+ .url_shutdown = http_shutdown,
.priv_data_size = sizeof(HTTPContext),
.priv_data_class = &https_context_class,
.flags = URL_PROTOCOL_FLAG_NETWORK,
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