diff options
| -rw-r--r-- | asf_streaming.c | 144 |
1 files changed, 109 insertions, 35 deletions
diff --git a/asf_streaming.c b/asf_streaming.c index ad4e062bb3..22338aeed7 100644 --- a/asf_streaming.c +++ b/asf_streaming.c @@ -5,7 +5,9 @@ #include "asf.h" #include "url.h" #include "http.h" +#include "network.h" +#define BUFFER_SIZE 2048 const char *temp_response = "HTTP/1.0 200 OK\r\n" @@ -19,9 +21,7 @@ const char *temp_response = "Pragma: features=\"broadcast\"\r\n" */ "\r\n"; -static ASF_StreamType_e stream_type = ASF_Unknown_e; - - +static ASF_StreamType_e streaming_type = ASF_Unknown_e; void asf_streaming(char *data, int length) { @@ -55,16 +55,19 @@ asf_streaming(char *data, int length) { } } -void -asf_stream_type(char *content_type, char *features) { - stream_type = ASF_Unknown_e; +int +asf_http_streaming_type(char *content_type, char *features) { + if( content_type==NULL ) return ASF_Unknown_e; if( !strcasecmp(content_type, "application/octet-stream") ) { - if( strstr(features, "broadcast")) { + if( features==NULL ) { + printf("=====> Prerecorded\n"); + return ASF_Prerecorded_e; + } else if( strstr(features, "broadcast")) { printf("=====> Live stream\n"); - stream_type = ASF_Live_e; + return ASF_Live_e; } else { printf("=====> Prerecorded\n"); - stream_type = ASF_Prerecorded_e; + return ASF_Prerecorded_e; } } else { if( (!strcasecmp(content_type, "audio/x-ms-wax")) || @@ -75,24 +78,24 @@ asf_stream_type(char *content_type, char *features) { (!strcasecmp(content_type, "video/x-ms-wmv")) || (!strcasecmp(content_type, "video/x-ms-wma")) ) { printf("=====> Redirector\n"); - stream_type = ASF_Redirector_e; + return ASF_Redirector_e; } else { printf("=====> unknown content-type: %s\n", content_type ); - stream_type = ASF_Unknown_e; + return ASF_Unknown_e; } } + return ASF_Unknown_e; } //void asf_http_request(stream_t *stream, URL_t *url) { -void +HTTP_header_t * asf_http_request(URL_t *url) { HTTP_header_t *http_hdr; char str[250]; char *request; -// int size; int offset_hi=0, offset_lo=0, req_nb=1, length=0; - int asf_nb_stream=1; + int asf_nb_stream=1; // FIXME // Common header for all requests. http_hdr = http_new_header(); @@ -107,13 +110,13 @@ asf_http_request(URL_t *url) { offset_hi, offset_lo, req_nb, length ); http_set_field( http_hdr, str ); - switch( stream_type ) { + switch( streaming_type ) { case ASF_Live_e: case ASF_Prerecorded_e: http_set_field( http_hdr, "Pragma: xPlayStrm=1" ); sprintf( str, "Pragma: stream-switch-count=%d", asf_nb_stream ); http_set_field( http_hdr, str ); - http_set_field( http_hdr, "Pragma: stream-switch-entry=ffff:1:0" ); + http_set_field( http_hdr, "Pragma: stream-switch-entry=ffff:1:0" ); // FIXME break; case ASF_Redirector_e: break; @@ -125,21 +128,20 @@ asf_http_request(URL_t *url) { } http_set_field( http_hdr, "Connection: Close" ); - request = http_get_request( http_hdr ); - -printf("%s\n", request ); + http_build_request( http_hdr ); + return http_hdr; } int -asf_http_parse_response( char *response, int length ) { - HTTP_header_t *http_hdr; +asf_http_parse_response( HTTP_header_t *http_hdr ) { char *content_type, *pragma; char features[64] = "\0"; int len; - - http_hdr = http_new_response( response, length ); - + if( http_response_parse(http_hdr)<0 ) { + printf("Failed to parse HTTP response\n"); + return -1; + } if( http_hdr->status_code!=200 ) { printf("Server return %d:%s\n", http_hdr->status_code, http_hdr->reason_phrase); return -1; @@ -148,7 +150,7 @@ asf_http_parse_response( char *response, int length ) { content_type = http_get_field( http_hdr, "Content-Type"); pragma = http_get_field( http_hdr, "Pragma"); - do { + while( pragma!=NULL ) { char *comma_ptr=NULL; char *end; // The pragma line can get severals attributes @@ -172,19 +174,91 @@ asf_http_parse_response( char *response, int length ) { } } while( comma_ptr!=NULL ); pragma = http_get_next_field( http_hdr ); - } while( pragma!=NULL ); + } - asf_stream_type( content_type, features ); + streaming_type = asf_http_streaming_type( content_type, features ); + + if( http_hdr->body_size>0 ) { + asf_streaming( http_hdr->body, http_hdr->body_size ); + } return 0; } -#ifdef STREAMING_TEST -int main() { - URL_t *url = set_url("http://toto.com:12/coucou"); - asf_http_request( url ); - asf_http_parse_response( temp_response, strlen(temp_response) ); - asf_http_request( url ); - return 0; +URL_t * +asf_http_ASX_redirect( HTTP_header_t *http_hdr ) { + URL_t *url_redirect=NULL; + printf("=========>> ASX parser not yet implemented <<==========\n"); + + printf("ASX=[%s]\n", http_hdr->body ); + + return url_redirect; } -#endif + +int +asf_http_streaming_start( URL_t **url_ref ) { + HTTP_header_t *http_hdr=NULL; + URL_t *url_next=NULL; + URL_t *url=*url_ref; + char buffer[BUFFER_SIZE]; + int i; + int fd=-1; + int done=1; + do { + if( fd>0 ) close( fd ); + fd = connect2Server( url->hostname, url->port ); + if( fd<0 ) return -1; + + http_hdr = asf_http_request( url ); +//printf("[%s]\n", http_hdr->buffer ); + write( fd, http_hdr->buffer, http_hdr->buffer_size ); + http_free( http_hdr ); + + http_hdr = http_new_header(); + do { + i = read( fd, buffer, BUFFER_SIZE ); +printf("read: %d\n", i ); + http_response_append( http_hdr, buffer, i ); + } while( !http_is_header_entired( http_hdr ) ); +//http_hdr->buffer[http_hdr->buffer_len]='\0'; +//printf("[%s]\n", http_hdr->buffer ); + if( asf_http_parse_response(http_hdr)<0 ) { + printf("Failed to parse header\n"); + return -1; + } + + switch(streaming_type) { + case ASF_Live_e: + case ASF_Prerecorded_e: + if( http_hdr->body_size==0 ) { + i = read( fd, buffer, BUFFER_SIZE ); +printf("read: %d\n", i ); + asf_streaming( buffer, i ); + } + break; + case ASF_Redirector_e: + url_next = asf_http_ASX_redirect( http_hdr ); + if( url_next==NULL ) { + printf("Failed to parse ASX file\n"); + close(fd); + return -1; + } + if( url_next->port==0 ) url_next->port=80; + url_free( url ); + url = url_next; + *url_ref = url_next; + url_next = NULL; + break; + case ASF_Unknown_e: + default: + printf("Unknown ASF streaming type\n"); + close(fd); + return -1; + } + + // Check if we got a redirect. + } while(!done); + + return fd; +} + |