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avformat/http: add referer option into http

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add Referer message if referer have been set.
Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
This commit is contained in:
Steven Liu 2018-02-01 10:56:51 +08:00
parent 27fe8930e0
commit 44f3430674
2 changed files with 11 additions and 0 deletions
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3
doc/protocols.texi
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@ -296,6 +296,9 @@ Use persistent connections if set to 1, default is 0.
@item post_data
Set custom HTTP post data.
@item referer
Set the Referer header. Include 'Referer: URL' header in HTTP request.
@item user_agent
Override the User-Agent header. If not specified the protocol will use a
string describing the libavformat build. ("Lavf/<version>")

8
libavformat/http.c
View File

@ -76,6 +76,7 @@ typedef struct HTTPContext {
char *mime_type;
char *http_version;
char *user_agent;
char *referer;
#if FF_API_HTTP_USER_AGENT
char *user_agent_deprecated;
#endif
@ -138,6 +139,7 @@ static const AVOption options[] = {
{ "headers", "set custom HTTP headers, can override built in default headers", OFFSET(headers), AV_OPT_TYPE_STRING, { .str = NULL }, 0, 0, D | E },
{ "content_type", "set a specific content type for the POST messages", OFFSET(content_type), AV_OPT_TYPE_STRING, { .str = NULL }, 0, 0, D | E },
{ "user_agent", "override User-Agent header", OFFSET(user_agent), AV_OPT_TYPE_STRING, { .str = DEFAULT_USER_AGENT }, 0, 0, D },
{ "referer", "override referer header", OFFSET(referer), AV_OPT_TYPE_STRING, { .str = NULL }, 0, 0, D },
#if FF_API_HTTP_USER_AGENT
{ "user-agent", "override User-Agent header", OFFSET(user_agent_deprecated), AV_OPT_TYPE_STRING, { .str = DEFAULT_USER_AGENT }, 0, 0, D },
#endif
@ -1198,6 +1200,12 @@ static int http_connect(URLContext *h, const char *path, const char *local_path,
if (!has_header(s->headers, "\r\nUser-Agent: "))
len += av_strlcatf(headers + len, sizeof(headers) - len,
"User-Agent: %s\r\n", s->user_agent);
if (s->referer) {
/* set default headers if needed */
if (!has_header(s->headers, "\r\nReferer: "))
len += av_strlcatf(headers + len, sizeof(headers) - len,
"Referer: %s\r\n", s->referer);
}
if (!has_header(s->headers, "\r\nAccept: "))
len += av_strlcpy(headers + len, "Accept: */*\r\n",
sizeof(headers) - len);