Commit 79274077 authored by Pierre d'Herbemont's avatar Pierre d'Herbemont

access/http.c: Support Set-Cookie, and forward them appropriately accross redirections.

parent e178b0ac
......@@ -140,8 +140,13 @@ struct access_sys_t
vlc_bool_t b_reconnect;
vlc_bool_t b_continuous;
vlc_bool_t b_pace_control;
vlc_array_t * cookies;
};
/* */
static int OpenWithRedirectionStatus( vlc_object_t *p_this, vlc_bool_t b_is_from_redirection );
/* */
static ssize_t Read( access_t *, uint8_t *, size_t );
static int Seek( access_t *, int64_t );
......@@ -152,15 +157,28 @@ static int Connect( access_t *, int64_t );
static int Request( access_t *p_access, int64_t i_tell );
static void Disconnect( access_t * );
/* Small Cookie utilities. Cookies support is partial. */
static char * cookie_get_content( const char * cookie );
static char * cookie_get_domain( const char * cookie );
static char * cookie_get_name( const char * cookie );
static void cookie_append( vlc_array_t * cookies, char * cookie );
/*****************************************************************************
* Open:
*****************************************************************************/
static int Open( vlc_object_t *p_this )
{
return OpenWithRedirectionStatus( p_this, VLC_FALSE );
}
static int OpenWithRedirectionStatus( vlc_object_t *p_this, vlc_bool_t b_is_from_redirection )
{
access_t *p_access = (access_t*)p_this;
access_sys_t *p_sys;
char *psz, *p;
vlc_array_t * saved_cookies = b_is_from_redirection ? p_access->p_sys->cookies : vlc_array_new();
/* Set up p_access */
STANDARD_READ_ACCESS_INIT;
p_sys->fd = -1;
......@@ -182,7 +200,7 @@ static int Open( vlc_object_t *p_this )
p_sys->psz_icy_genre = NULL;
p_sys->psz_icy_title = NULL;
p_sys->i_remaining = 0;
p_sys->cookies = saved_cookies;
/* Parse URI - remove spaces */
p = psz = strdup( p_access->psz_path );
......@@ -318,6 +336,8 @@ connect:
p_sys->psz_location && *p_sys->psz_location )
{
msg_Dbg( p_access, "redirection to %s", p_sys->psz_location );
printf("redirection to %s", p_sys->psz_location );
/* Do not accept redirection outside of HTTP works */
if( strncmp( p_sys->psz_location, "http", 4 )
......@@ -327,17 +347,6 @@ connect:
msg_Err( p_access, "insecure redirection ignored" );
goto error;
}
if( p_sys->i_code == 301 )
{
/* Permanent redirection: Change the URI */
input_thread_t * p_input = vlc_object_find( p_access, VLC_OBJECT_INPUT, FIND_PARENT );
if( p_input )
{
input_item_t * p_input_item = input_GetItem(p_input);
input_item_SetURI( p_input_item, p_sys->psz_location );
vlc_object_release( p_input );
}
}
free( p_access->psz_path );
p_access->psz_path = strdup( p_sys->psz_location );
/* Clean up current Open() run */
......@@ -352,7 +361,7 @@ connect:
free( p_sys );
/* Do new Open() run with new data */
return Open( p_this );
return OpenWithRedirectionStatus( p_this, VLC_TRUE );
}
if( p_sys->b_mms )
......@@ -448,6 +457,12 @@ static void Close( vlc_object_t *p_this )
free( p_sys->psz_user_agent );
Disconnect( p_access );
int i;
for( i = 0; i < vlc_array_count( p_sys->cookies ); i++ )
free(vlc_array_item_at_index( p_sys->cookies, i ));
vlc_array_destroy( p_sys->cookies );
free( p_sys );
}
......@@ -932,6 +947,26 @@ static int Request( access_t *p_access, int64_t i_tell )
"Range: bytes="I64Fd"-\r\n", i_tell );
}
/* Cookies */
int i;
for( i = 0; i < vlc_array_count( p_sys->cookies ); i++ )
{
const char * cookie = vlc_array_item_at_index( p_sys->cookies, i );
char * psz_cookie_content = cookie_get_content( cookie );
char * psz_cookie_domain = cookie_get_domain( cookie );
if( psz_cookie_content &&
/* Check to see if we are in the right domain */
( !psz_cookie_domain || strstr( p_sys->url.psz_host, psz_cookie_domain ))
)
{
msg_Dbg( p_access, "Sending Cookie %s", psz_cookie_content );
if( net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs, "Cookie: %s\r\n", psz_cookie_content ) < 0 )
msg_Err( p_access, "failed to send Cookie" );
}
free( psz_cookie_content );
free( psz_cookie_domain );
}
/* Authentication */
if( p_sys->url.psz_username || p_sys->url.psz_password )
{
......@@ -1184,6 +1219,10 @@ static int Request( access_t *p_access, int64_t i_tell )
!strncasecmp( psz, "x-audiocast", 11 ) )
{
msg_Dbg( p_access, "Meta-Info: %s: %s", psz, p );
} else if( !strcasecmp( psz, "Set-Cookie" ) )
{
msg_Dbg( p_access, "Accepting Cookie: %s", p );
cookie_append( p_sys->cookies, strdup(p) );
}
free( psz );
......@@ -1215,3 +1254,96 @@ static void Disconnect( access_t *p_access )
}
}
/*****************************************************************************
* Cookies (FIXME: we may want to rewrite that using a nice structure to hold
* them) (FIXME: only support the "domain=" param)
*****************************************************************************/
/* Get the NAME=VALUE part of the Cookie */
static char * cookie_get_content( const char * cookie )
{
char * ret = strdup( cookie );
if( !ret ) return NULL;
char * str = ret;
/* Look for a ';' */
while( *str && *str != ';' ) str++;
/* Replace it by a end-char */
if( *str == ';' ) *str = 0;
return ret;
}
/* Get the domain where the cookie is stored */
static char * cookie_get_domain( const char * cookie )
{
const char * str = cookie;
static const char domain[] = "domain=";
if( !str )
return NULL;
/* Look for a ';' */
while( *str )
{
if( !strncmp( str, domain, sizeof(domain) - 1 /* minus \0 */ ) )
{
str += sizeof(domain) - 1 /* minus \0 */;
char * ret = strdup( str );
/* Now remove the next ';' if present */
char * ret_iter = ret;
while( *ret_iter && *ret_iter != ';' ) ret_iter++;
if( *ret_iter == ';' )
*ret_iter = 0;
return ret;
}
/* Go to next ';' field */
while( *str && *str != ';' ) str++;
if( *str == ';' ) str++;
/* skip blank */
while( *str && *str == ' ' ) str++;
}
return NULL;
}
/* Get NAME in the NAME=VALUE field */
static char * cookie_get_name( const char * cookie )
{
char * ret = cookie_get_content( cookie ); /* NAME=VALUE */
if( !ret ) return NULL;
char * str = ret;
while( *str && *str != '=' ) str++;
*str = 0;
return ret;
}
/* Add a cookie in cookies, checking to see how it should be added */
static void cookie_append( vlc_array_t * cookies, char * cookie )
{
int i;
char * cookie_name = cookie_get_name( cookie );
char * cookie_domain = cookie_get_domain( cookie );
for( i = 0; i < vlc_array_count( cookies ); i++ )
{
char * current_cookie = vlc_array_item_at_index( cookies, i );
char * current_cookie_name = cookie_get_name( current_cookie );
char * current_cookie_domain = cookie_get_domain( current_cookie );
if(!strcmp( cookie_name, current_cookie_name ) &&
!strcmp( cookie_domain, current_cookie_domain ))
{
/* Remove previous value for this cookie */
free( current_cookie );
vlc_array_remove( cookies, i );
/* Clean */
free( cookie_name );
free( cookie_domain );
free( current_cookie_name );
free( current_cookie_domain );
break;
}
free( current_cookie_name );
free( current_cookie_domain );
}
free( cookie_name );
free( cookie_domain );
vlc_array_append( cookies, cookie );
}
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