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http: Pass options through to the nested protocol 

When passing a dict to the nested protocol, it will consume
the used options from it, so a separate copy needs to be used
when reopening the connection multiple times.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2011-11-07 11:06:50 +02:00
parent 8b09d917e7
commit 5c53bf7aaf
1 changed files with 26 additions and 8 deletions
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34
libavformat/http.c
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@ -67,6 +67,7 @@ typedef struct {
z_stream inflate_stream;
uint8_t *inflate_buffer;
#endif
AVDictionary *chained_options;
} HTTPContext;
#define OFFSET(x) offsetof(HTTPContext, x)
@ -104,7 +105,7 @@ void ff_http_init_auth_state(URLContext *dest, const URLContext *src)
}
/* return non zero if error */
static int http_open_cnx(URLContext *h)
static int http_open_cnx(URLContext *h, AVDictionary **options)
{
const char *path, *proxy_path, *lower_proto = "tcp", *local_path;
char hostname[1024], hoststr[1024], proto[10];
@ -155,7 +156,7 @@ static int http_open_cnx(URLContext *h)
if (!s->hd) {
err = ffurl_open(&s->hd, buf, AVIO_FLAG_READ_WRITE,
&h->interrupt_callback, NULL);
&h->interrupt_callback, options);
if (err < 0)
goto fail;
}
@ -208,21 +209,30 @@ static int http_open_cnx(URLContext *h)
int ff_http_do_new_request(URLContext *h, const char *uri)
{
HTTPContext *s = h->priv_data;
AVDictionary *options = NULL;
int ret;
s->off = 0;
av_strlcpy(s->location, uri, sizeof(s->location));
return http_open_cnx(h);
av_dict_copy(&options, s->chained_options, 0);
ret = http_open_cnx(h, &options);
av_dict_free(&options);
return ret;
}
static int http_open(URLContext *h, const char *uri, int flags)
static int http_open(URLContext *h, const char *uri, int flags,
AVDictionary **options)
{
HTTPContext *s = h->priv_data;
int ret;
h->is_streamed = 1;
s->filesize = -1;
av_strlcpy(s->location, uri, sizeof(s->location));
if (options)
av_dict_copy(&s->chained_options, *options, 0);
if (s->headers) {
int len = strlen(s->headers);
@ -230,7 +240,10 @@ static int http_open(URLContext *h, const char *uri, int flags)
av_log(h, AV_LOG_WARNING, "No trailing CRLF found in HTTP header.\n");
}
return http_open_cnx(h);
ret = http_open_cnx(h, options);
if (ret < 0)
av_dict_free(&s->chained_options);
return ret;
}
static int http_getc(HTTPContext *s)
{
@ -676,6 +689,7 @@ static int http_close(URLContext *h)
if (s->hd)
ffurl_close(s->hd);
av_dict_free(&s->chained_options);
return ret;
}
@ -686,6 +700,7 @@ static int64_t http_seek(URLContext *h, int64_t off, int whence)
int64_t old_off = s->off;
uint8_t old_buf[BUFFER_SIZE];
int old_buf_size;
AVDictionary *options = NULL;
if (whence == AVSEEK_SIZE)
return s->filesize;
@ -703,7 +718,9 @@ static int64_t http_seek(URLContext *h, int64_t off, int whence)
s->off = off;
/* if it fails, continue on old connection */
if (http_open_cnx(h) < 0) {
av_dict_copy(&options, s->chained_options, 0);
if (http_open_cnx(h, &options) < 0) {
av_dict_free(&options);
memcpy(s->buffer, old_buf, old_buf_size);
s->buf_ptr = s->buffer;
s->buf_end = s->buffer + old_buf_size;
@ -711,6 +728,7 @@ static int64_t http_seek(URLContext *h, int64_t off, int whence)
s->off = old_off;
return -1;
}
av_dict_free(&options);
ffurl_close(old_hd);
return off;
}
@ -725,7 +743,7 @@ http_get_file_handle(URLContext *h)
#if CONFIG_HTTP_PROTOCOL
URLProtocol ff_http_protocol = {
.name = "http",
.url_open = http_open,
.url_open2 = http_open,
.url_read = http_read,
.url_write = http_write,
.url_seek = http_seek,
@ -740,7 +758,7 @@ URLProtocol ff_http_protocol = {
#if CONFIG_HTTPS_PROTOCOL
URLProtocol ff_https_protocol = {
.name = "https",
.url_open = http_open,
.url_open2 = http_open,
.url_read = http_read,
.url_write = http_write,
.url_seek = http_seek,