diff options
Diffstat (limited to 'libmpdemux/http.c')
| -rw-r--r-- | libmpdemux/http.c | 948 |
1 files changed, 0 insertions, 948 deletions
diff --git a/libmpdemux/http.c b/libmpdemux/http.c deleted file mode 100644 index ce7738427a..0000000000 --- a/libmpdemux/http.c +++ /dev/null @@ -1,948 +0,0 @@ -/* - * HTTP Helper - * by Bertrand Baudet <bertrand_baudet@yahoo.com> - * (C) 2001, MPlayer team. - */ - -#include "config.h" - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> - -#ifndef HAVE_WINSOCK2 -#define closesocket close -#else -#include <winsock2.h> -#include <ws2tcpip.h> -#endif - -#include "http.h" -#include "url.h" -#include "mp_msg.h" - -#include "stream.h" -#include "demuxer.h" -#include "network.h" -#include "help_mp.h" - - -extern mime_struct_t mime_type_table[]; -extern int stream_cache_size; -extern int network_bandwidth; - -extern int http_seek(stream_t *stream, off_t pos); - -typedef struct { - unsigned metaint; - unsigned metapos; - int is_ultravox; -} scast_data_t; - -/** - * \brief first read any data from sc->buffer then from fd - * \param fd file descriptor to read data from - * \param buffer buffer to read into - * \param len how many bytes to read - * \param sc streaming control containing buffer to read from first - * \return len unless there is a read error or eof - */ -static unsigned my_read(int fd, char *buffer, int len, streaming_ctrl_t *sc) { - unsigned pos = 0; - unsigned cp_len = sc->buffer_size - sc->buffer_pos; - if (cp_len > len) - cp_len = len; - memcpy(buffer, &sc->buffer[sc->buffer_pos], cp_len); - sc->buffer_pos += cp_len; - pos += cp_len; - while (pos < len) { - int ret = recv(fd, &buffer[pos], len - pos, 0); - if (ret <= 0) - break; - pos += ret; - } - return pos; -} - -/** - * \brief read and process (i.e. discard *g*) a block of ultravox metadata - * \param fd file descriptor to read from - * \param sc streaming_ctrl_t whose buffer is consumed before reading from fd - * \return number of real data before next metadata block starts or 0 on error - */ -static unsigned uvox_meta_read(int fd, streaming_ctrl_t *sc) { - unsigned metaint; - unsigned char info[6] = {0, 0, 0, 0, 0, 0}; - int info_read; - do { - info_read = my_read(fd, info, 1, sc); - if (info[0] == 0x00) - info_read = my_read(fd, info, 6, sc); - else - info_read += my_read(fd, &info[1], 5, sc); - if (info_read != 6) // read error or eof - return 0; - // sync byte and reserved flags - if (info[0] != 0x5a || (info[1] & 0xfc) != 0x00) { - mp_msg(MSGT_DEMUXER, MSGL_ERR, "Invalid or unknown uvox metadata\n"); - return 0; - } - if (info[1] & 0x01) - mp_msg(MSGT_DEMUXER, MSGL_WARN, "Encrypted ultravox data\n"); - metaint = info[4] << 8 | info[5]; - if ((info[3] & 0xf) < 0x07) { // discard any metadata nonsense - char *metabuf = malloc(metaint); - my_read(fd, metabuf, metaint, sc); - free(metabuf); - } - } while ((info[3] & 0xf) < 0x07); - return metaint; -} - -/** - * \brief read one scast meta data entry and print it - * \param fd file descriptor to read from - * \param sc streaming_ctrl_t whose buffer is consumed before reading from fd - */ -static void scast_meta_read(int fd, streaming_ctrl_t *sc) { - unsigned char tmp = 0; - unsigned metalen; - my_read(fd, &tmp, 1, sc); - metalen = tmp * 16; - if (metalen > 0) { - char *info = malloc(metalen + 1); - unsigned nlen = my_read(fd, info, metalen, sc); - info[nlen] = 0; - mp_msg(MSGT_DEMUXER, MSGL_INFO, "\nICY Info: %s\n", info); - free(info); - } -} - -/** - * \brief read data from scast/ultravox stream without any metadata - * \param fd file descriptor to read from - * \param buffer buffer to read data into - * \param size number of bytes to read - * \param sc streaming_ctrl_t whose buffer is consumed before reading from fd - */ -static int scast_streaming_read(int fd, char *buffer, int size, - streaming_ctrl_t *sc) { - scast_data_t *sd = (scast_data_t *)sc->data; - unsigned block, ret; - unsigned done = 0; - - // first read remaining data up to next metadata - block = sd->metaint - sd->metapos; - if (block > size) - block = size; - ret = my_read(fd, buffer, block, sc); - sd->metapos += ret; - done += ret; - if (ret != block) // read problems or eof - size = done; - - while (done < size) { // now comes the metadata - if (sd->is_ultravox) - { - sd->metaint = uvox_meta_read(fd, sc); - if (!sd->metaint) - size = done; - } - else - scast_meta_read(fd, sc); // read and display metadata - sd->metapos = 0; - block = size - done; - if (block > sd->metaint) - block = sd->metaint; - ret = my_read(fd, &buffer[done], block, sc); - sd->metapos += ret; - done += ret; - if (ret != block) // read problems or eof - size = done; - } - return done; -} - -static int scast_streaming_start(stream_t *stream) { - int metaint; - scast_data_t *scast_data; - HTTP_header_t *http_hdr = stream->streaming_ctrl->data; - int is_ultravox = strcasecmp(stream->streaming_ctrl->url->protocol, "unsv") == 0; - if (!stream || stream->fd < 0 || !http_hdr) - return -1; - if (is_ultravox) - metaint = 0; - else { - metaint = atoi(http_get_field(http_hdr, "Icy-MetaInt")); - if (metaint <= 0) - return -1; - } - stream->streaming_ctrl->buffer = malloc(http_hdr->body_size); - stream->streaming_ctrl->buffer_size = http_hdr->body_size; - stream->streaming_ctrl->buffer_pos = 0; - memcpy(stream->streaming_ctrl->buffer, http_hdr->body, http_hdr->body_size); - scast_data = malloc(sizeof(scast_data_t)); - scast_data->metaint = metaint; - scast_data->metapos = 0; - scast_data->is_ultravox = is_ultravox; - http_free(http_hdr); - stream->streaming_ctrl->data = scast_data; - stream->streaming_ctrl->streaming_read = scast_streaming_read; - stream->streaming_ctrl->streaming_seek = NULL; - stream->streaming_ctrl->prebuffer_size = 64 * 1024; // 64 KBytes - stream->streaming_ctrl->buffering = 1; - stream->streaming_ctrl->status = streaming_playing_e; - return 0; -} - -static int nop_streaming_start( stream_t *stream ) { - HTTP_header_t *http_hdr = NULL; - char *next_url=NULL; - URL_t *rd_url=NULL; - int fd,ret; - if( stream==NULL ) return -1; - - fd = stream->fd; - if( fd<0 ) { - fd = http_send_request( stream->streaming_ctrl->url, 0 ); - if( fd<0 ) return -1; - http_hdr = http_read_response( fd ); - if( http_hdr==NULL ) return -1; - - switch( http_hdr->status_code ) { - case 200: // OK - mp_msg(MSGT_NETWORK,MSGL_V,"Content-Type: [%s]\n", http_get_field(http_hdr, "Content-Type") ); - mp_msg(MSGT_NETWORK,MSGL_V,"Content-Length: [%s]\n", http_get_field(http_hdr, "Content-Length") ); - if( http_hdr->body_size>0 ) { - if( streaming_bufferize( stream->streaming_ctrl, http_hdr->body, http_hdr->body_size )<0 ) { - http_free( http_hdr ); - return -1; - } - } - break; - // Redirect - case 301: // Permanently - case 302: // Temporarily - ret=-1; - next_url = http_get_field( http_hdr, "Location" ); - - if (next_url != NULL) - rd_url=url_new(next_url); - - if (next_url != NULL && rd_url != NULL) { - mp_msg(MSGT_NETWORK,MSGL_STATUS,"Redirected: Using this url instead %s\n",next_url); - stream->streaming_ctrl->url=check4proxies(rd_url); - ret=nop_streaming_start(stream); //recursively get streaming started - } else { - mp_msg(MSGT_NETWORK,MSGL_ERR,"Redirection failed\n"); - closesocket( fd ); - fd = -1; - } - return ret; - break; - case 401: //Authorization required - case 403: //Forbidden - case 404: //Not found - case 500: //Server Error - default: - mp_msg(MSGT_NETWORK,MSGL_ERR,"Server returned code %d: %s\n", http_hdr->status_code, http_hdr->reason_phrase ); - closesocket( fd ); - fd = -1; - return -1; - break; - } - stream->fd = fd; - } else { - http_hdr = (HTTP_header_t*)stream->streaming_ctrl->data; - if( http_hdr->body_size>0 ) { - if( streaming_bufferize( stream->streaming_ctrl, http_hdr->body, http_hdr->body_size )<0 ) { - http_free( http_hdr ); - stream->streaming_ctrl->data = NULL; - return -1; - } - } - } - - if( http_hdr ) { - http_free( http_hdr ); - stream->streaming_ctrl->data = NULL; - } - - stream->streaming_ctrl->streaming_read = nop_streaming_read; - stream->streaming_ctrl->streaming_seek = nop_streaming_seek; - stream->streaming_ctrl->prebuffer_size = 64*1024; // 64 KBytes - stream->streaming_ctrl->buffering = 1; - stream->streaming_ctrl->status = streaming_playing_e; - return 0; -} - -HTTP_header_t * -http_new_header(void) { - HTTP_header_t *http_hdr; - - http_hdr = malloc(sizeof(HTTP_header_t)); - if( http_hdr==NULL ) return NULL; - memset( http_hdr, 0, sizeof(HTTP_header_t) ); - - return http_hdr; -} - -void -http_free( HTTP_header_t *http_hdr ) { - HTTP_field_t *field, *field2free; - if( http_hdr==NULL ) return; - if( http_hdr->protocol!=NULL ) free( http_hdr->protocol ); - if( http_hdr->uri!=NULL ) free( http_hdr->uri ); - if( http_hdr->reason_phrase!=NULL ) free( http_hdr->reason_phrase ); - if( http_hdr->field_search!=NULL ) free( http_hdr->field_search ); - if( http_hdr->method!=NULL ) free( http_hdr->method ); - if( http_hdr->buffer!=NULL ) free( http_hdr->buffer ); - field = http_hdr->first_field; - while( field!=NULL ) { - field2free = field; - if (field->field_name) - free(field->field_name); - field = field->next; - free( field2free ); - } - free( http_hdr ); - http_hdr = NULL; -} - -int -http_response_append( HTTP_header_t *http_hdr, char *response, int length ) { - if( http_hdr==NULL || response==NULL || length<0 ) return -1; - - if( (unsigned)length > SIZE_MAX - http_hdr->buffer_size - 1) { - mp_msg(MSGT_NETWORK,MSGL_FATAL,"Bad size in memory (re)allocation\n"); - return -1; - } - http_hdr->buffer = (char*)realloc( http_hdr->buffer, http_hdr->buffer_size+length+1 ); - if( http_hdr->buffer==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory (re)allocation failed\n"); - return -1; - } - memcpy( http_hdr->buffer+http_hdr->buffer_size, response, length ); - http_hdr->buffer_size += length; - http_hdr->buffer[http_hdr->buffer_size]=0; // close the string! - return http_hdr->buffer_size; -} - -int -http_is_header_entire( HTTP_header_t *http_hdr ) { - if( http_hdr==NULL ) return -1; - if( http_hdr->buffer==NULL ) return 0; // empty - - if( strstr(http_hdr->buffer, "\r\n\r\n")==NULL && - strstr(http_hdr->buffer, "\n\n")==NULL ) return 0; - return 1; -} - -int -http_response_parse( HTTP_header_t *http_hdr ) { - char *hdr_ptr, *ptr; - char *field=NULL; - int pos_hdr_sep, hdr_sep_len; - size_t len; - if( http_hdr==NULL ) return -1; - if( http_hdr->is_parsed ) return 0; - - // Get the protocol - hdr_ptr = strstr( http_hdr->buffer, " " ); - if( hdr_ptr==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_ERR,"Malformed answer. No space separator found.\n"); - return -1; - } - len = hdr_ptr-http_hdr->buffer; - http_hdr->protocol = malloc(len+1); - if( http_hdr->protocol==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n"); - return -1; - } - strncpy( http_hdr->protocol, http_hdr->buffer, len ); - http_hdr->protocol[len]='\0'; - if( !strncasecmp( http_hdr->protocol, "HTTP", 4) ) { - if( sscanf( http_hdr->protocol+5,"1.%d", &(http_hdr->http_minor_version) )!=1 ) { - mp_msg(MSGT_NETWORK,MSGL_ERR,"Malformed answer. Unable to get HTTP minor version.\n"); - return -1; - } - } - - // Get the status code - if( sscanf( ++hdr_ptr, "%d", &(http_hdr->status_code) )!=1 ) { - mp_msg(MSGT_NETWORK,MSGL_ERR,"Malformed answer. Unable to get status code.\n"); - return -1; - } - hdr_ptr += 4; - - // Get the reason phrase - ptr = strstr( hdr_ptr, "\n" ); - if( hdr_ptr==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_ERR,"Malformed answer. Unable to get the reason phrase.\n"); - return -1; - } - len = ptr-hdr_ptr; - http_hdr->reason_phrase = malloc(len+1); - if( http_hdr->reason_phrase==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n"); - return -1; - } - strncpy( http_hdr->reason_phrase, hdr_ptr, len ); - if( http_hdr->reason_phrase[len-1]=='\r' ) { - len--; - } - http_hdr->reason_phrase[len]='\0'; - - // Set the position of the header separator: \r\n\r\n - hdr_sep_len = 4; - ptr = strstr( http_hdr->buffer, "\r\n\r\n" ); - if( ptr==NULL ) { - ptr = strstr( http_hdr->buffer, "\n\n" ); - if( ptr==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_ERR,"Header may be incomplete. No CRLF CRLF found.\n"); - return -1; - } - hdr_sep_len = 2; - } - pos_hdr_sep = ptr-http_hdr->buffer; - - // Point to the first line after the method line. - hdr_ptr = strstr( http_hdr->buffer, "\n" )+1; - do { - ptr = hdr_ptr; - while( *ptr!='\r' && *ptr!='\n' ) ptr++; - len = ptr-hdr_ptr; - if( len==0 ) break; - field = (char*)realloc(field, len+1); - if( field==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_ERR,"Memory allocation failed\n"); - return -1; - } - strncpy( field, hdr_ptr, len ); - field[len]='\0'; - http_set_field( http_hdr, field ); - hdr_ptr = ptr+((*ptr=='\r')?2:1); - } while( hdr_ptr<(http_hdr->buffer+pos_hdr_sep) ); - - if( field!=NULL ) free( field ); - - if( pos_hdr_sep+hdr_sep_len<http_hdr->buffer_size ) { - // Response has data! - http_hdr->body = http_hdr->buffer+pos_hdr_sep+hdr_sep_len; - http_hdr->body_size = http_hdr->buffer_size-(pos_hdr_sep+hdr_sep_len); - } - - http_hdr->is_parsed = 1; - return 0; -} - -char * -http_build_request( HTTP_header_t *http_hdr ) { - char *ptr, *uri=NULL; - int len; - HTTP_field_t *field; - if( http_hdr==NULL ) return NULL; - - if( http_hdr->method==NULL ) http_set_method( http_hdr, "GET"); - if( http_hdr->uri==NULL ) http_set_uri( http_hdr, "/"); - else { - uri = malloc(strlen(http_hdr->uri) + 1); - if( uri==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_ERR,"Memory allocation failed\n"); - return NULL; - } - strcpy(uri,http_hdr->uri); - } - - //**** Compute the request length - // Add the Method line - len = strlen(http_hdr->method)+strlen(uri)+12; - // Add the fields - field = http_hdr->first_field; - while( field!=NULL ) { - len += strlen(field->field_name)+2; - field = field->next; - } - // Add the CRLF - len += 2; - // Add the body - if( http_hdr->body!=NULL ) { - len += http_hdr->body_size; - } - // Free the buffer if it was previously used - if( http_hdr->buffer!=NULL ) { - free( http_hdr->buffer ); - http_hdr->buffer = NULL; - } - http_hdr->buffer = malloc(len+1); - if( http_hdr->buffer==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_ERR,"Memory allocation failed\n"); - return NULL; - } - http_hdr->buffer_size = len; - - //*** Building the request - ptr = http_hdr->buffer; - // Add the method line - ptr += sprintf( ptr, "%s %s HTTP/1.%d\r\n", http_hdr->method, uri, http_hdr->http_minor_version ); - field = http_hdr->first_field; - // Add the field - while( field!=NULL ) { - ptr += sprintf( ptr, "%s\r\n", field->field_name ); - field = field->next; - } - ptr += sprintf( ptr, "\r\n" ); - // Add the body - if( http_hdr->body!=NULL ) { - memcpy( ptr, http_hdr->body, http_hdr->body_size ); - } - - if( uri ) free( uri ); - return http_hdr->buffer; -} - -char * -http_get_field( HTTP_header_t *http_hdr, const char *field_name ) { - if( http_hdr==NULL || field_name==NULL ) return NULL; - http_hdr->field_search_pos = http_hdr->first_field; - http_hdr->field_search = (char*)realloc( http_hdr->field_search, strlen(field_name)+1 ); - if( http_hdr->field_search==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n"); - return NULL; - } - strcpy( http_hdr->field_search, field_name ); - return http_get_next_field( http_hdr ); -} - -char * -http_get_next_field( HTTP_header_t *http_hdr ) { - char *ptr; - HTTP_field_t *field; - if( http_hdr==NULL ) return NULL; - - field = http_hdr->field_search_pos; - while( field!=NULL ) { - ptr = strstr( field->field_name, ":" ); - if( ptr==NULL ) return NULL; - if( !strncasecmp( field->field_name, http_hdr->field_search, ptr-(field->field_name) ) ) { - ptr++; // Skip the column - while( ptr[0]==' ' ) ptr++; // Skip the spaces if there is some - http_hdr->field_search_pos = field->next; - return ptr; // return the value without the field name - } - field = field->next; - } - return NULL; -} - -void -http_set_field( HTTP_header_t *http_hdr, const char *field_name ) { - HTTP_field_t *new_field; - if( http_hdr==NULL || field_name==NULL ) return; - - new_field = malloc(sizeof(HTTP_field_t)); - if( new_field==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n"); - return; - } - new_field->next = NULL; - new_field->field_name = malloc(strlen(field_name)+1); - if( new_field->field_name==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n"); - return; - } - strcpy( new_field->field_name, field_name ); - - if( http_hdr->last_field==NULL ) { - http_hdr->first_field = new_field; - } else { - http_hdr->last_field->next = new_field; - } - http_hdr->last_field = new_field; - http_hdr->field_nb++; -} - -void -http_set_method( HTTP_header_t *http_hdr, const char *method ) { - if( http_hdr==NULL || method==NULL ) return; - - http_hdr->method = malloc(strlen(method)+1); - if( http_hdr->method==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n"); - return; - } - strcpy( http_hdr->method, method ); -} - -void -http_set_uri( HTTP_header_t *http_hdr, const char *uri ) { - if( http_hdr==NULL || uri==NULL ) return; - - http_hdr->uri = malloc(strlen(uri)+1); - if( http_hdr->uri==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n"); - return; - } - strcpy( http_hdr->uri, uri ); -} - -int -http_add_basic_authentication( HTTP_header_t *http_hdr, const char *username, const char *password ) { - char *auth = NULL, *usr_pass = NULL, *b64_usr_pass = NULL; - int encoded_len, pass_len=0, out_len; - int res = -1; - if( http_hdr==NULL || username==NULL ) return -1; - - if( password!=NULL ) { - pass_len = strlen(password); - } - - usr_pass = malloc(strlen(username)+pass_len+2); - if( usr_pass==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n"); - goto out; - } - - sprintf( usr_pass, "%s:%s", username, (password==NULL)?"":password ); - - // Base 64 encode with at least 33% more data than the original size - encoded_len = strlen(usr_pass)*2; - b64_usr_pass = malloc(encoded_len); - if( b64_usr_pass==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n"); - goto out; - } - - out_len = base64_encode( usr_pass, strlen(usr_pass), b64_usr_pass, encoded_len); - if( out_len<0 ) { - mp_msg(MSGT_NETWORK,MSGL_FATAL,"Base64 out overflow\n"); - goto out; - } - - b64_usr_pass[out_len]='\0'; - - auth = malloc(encoded_len+22); - if( auth==NULL ) { - mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n"); - goto out; - } - - sprintf( auth, "Authorization: Basic %s", b64_usr_pass); - http_set_field( http_hdr, auth ); - res = 0; - -out: - free( usr_pass ); - free( b64_usr_pass ); - free( auth ); - - return res; -} - -void -http_debug_hdr( HTTP_header_t *http_hdr ) { - HTTP_field_t *field; - int i = 0; - if( http_hdr==NULL ) return; - - mp_msg(MSGT_NETWORK,MSGL_V,"--- HTTP DEBUG HEADER --- START ---\n"); - mp_msg(MSGT_NETWORK,MSGL_V,"protocol: [%s]\n", http_hdr->protocol ); - mp_msg(MSGT_NETWORK,MSGL_V,"http minor version: [%d]\n", http_hdr->http_minor_version ); - mp_msg(MSGT_NETWORK,MSGL_V,"uri: [%s]\n", http_hdr->uri ); - mp_msg(MSGT_NETWORK,MSGL_V,"method: [%s]\n", http_hdr->method ); - mp_msg(MSGT_NETWORK,MSGL_V,"status code: [%d]\n", http_hdr->status_code ); - mp_msg(MSGT_NETWORK,MSGL_V,"reason phrase: [%s]\n", http_hdr->reason_phrase ); - mp_msg(MSGT_NETWORK,MSGL_V,"body size: [%d]\n", http_hdr->body_size ); - - mp_msg(MSGT_NETWORK,MSGL_V,"Fields:\n"); - field = http_hdr->first_field; - while( field!=NULL ) { - mp_msg(MSGT_NETWORK,MSGL_V," %d - %s\n", i++, field->field_name ); - field = field->next; - } - mp_msg(MSGT_NETWORK,MSGL_V,"--- HTTP DEBUG HEADER --- END ---\n"); -} - -int -base64_encode(const void *enc, int encLen, char *out, int outMax) { - static const char b64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; - - unsigned char *encBuf; - int outLen; - unsigned int bits; - unsigned int shift; - - encBuf = (unsigned char*)enc; - outLen = 0; - bits = 0; - shift = 0; - outMax &= ~3; - - while( outLen<outMax ) { - if( encLen>0 ) { - // Shift in byte - bits <<= 8; - bits |= *encBuf; - shift += 8; - // Next byte - encBuf++; - encLen--; - } else if( shift>0 ) { - // Pad last bits to 6 bits - will end next loop - bits <<= 6 - shift; - shift = 6; - } else { - // As per RFC 2045, section 6.8, - // pad output as necessary: 0 to 2 '=' chars. - while( outLen & 3 ){ - *out++ = '='; - outLen++; - } - - return outLen; - } - - // Encode 6 bit segments - while( shift>=6 ) { - shift -= 6; - *out = b64[ (bits >> shift) & 0x3F ]; - out++; - outLen++; - } - } - - // Output overflow - return -1; -} - -static int http_streaming_start(stream_t *stream, int* file_format) { - HTTP_header_t *http_hdr; - unsigned int i; - int fd=-1; - int redirect = 0; - int auth_retry=0; - int seekable=0; - char *content_type; - char *next_url; - URL_t *url = stream->streaming_ctrl->url; - - do - { - fd = http_send_request( url, 0 ); - if( fd<0 ) { - return -1; - } - - http_hdr = http_read_response( fd ); - if( http_hdr==NULL ) { - closesocket( fd ); - http_free( http_hdr ); - return -1; - } - - stream->fd=fd; - if( mp_msg_test(MSGT_NETWORK,MSGL_V) ) { - http_debug_hdr( http_hdr ); - } - - stream->streaming_ctrl->data = (void*)http_hdr; - - // Check if we can make partial content requests and thus seek in http-streams - if( http_hdr!=NULL && http_hdr->status_code==200 ) { - char *accept_ranges; - if( (accept_ranges = http_get_field(http_hdr,"Accept-Ranges")) != NULL ) - seekable = strncmp(accept_ranges,"bytes",5)==0; - } - - // Check if the response is an ICY status_code reason_phrase - if( !strcasecmp(http_hdr->protocol, "ICY") ) { - switch( http_hdr->status_code ) { - case 200: { // OK - char *field_data = NULL; - // note: I skip icy-notice1 and 2, as they contain html <BR> - // and are IMHO useless info ::atmos - if( (field_data = http_get_field(http_hdr, "icy-name")) != NULL ) - mp_msg(MSGT_NETWORK,MSGL_INFO,"Name : %s\n", field_data); field_data = NULL; - if( (field_data = http_get_field(http_hdr, "icy-genre")) != NULL ) - mp_msg(MSGT_NETWORK,MSGL_INFO,"Genre : %s\n", field_data); field_data = NULL; - if( (field_data = http_get_field(http_hdr, "icy-url")) != NULL ) - mp_msg(MSGT_NETWORK,MSGL_INFO,"Website: %s\n", field_data); field_data = NULL; - // XXX: does this really mean public server? ::atmos - if( (field_data = http_get_field(http_hdr, "icy-pub")) != NULL ) - mp_msg(MSGT_NETWORK,MSGL_INFO,"Public : %s\n", atoi(field_data)?"yes":"no"); field_data = NULL; - if( (field_data = http_get_field(http_hdr, "icy-br")) != NULL ) - mp_msg(MSGT_NETWORK,MSGL_INFO,"Bitrate: %skbit/s\n", field_data); field_data = NULL; - - // If content-type == video/nsv we most likely have a winamp video stream - // otherwise it should be mp3. if there are more types consider adding mime type - // handling like later - if ( (field_data = http_get_field(http_hdr, "content-type")) != NULL && (!strcmp(field_data, "video/nsv") || !strcmp(field_data, "misc/ultravox"))) - *file_format = DEMUXER_TYPE_NSV; - else if ( (field_data = http_get_field(http_hdr, "content-type")) != NULL && (!strcmp(field_data, "audio/aacp") || !strcmp(field_data, "audio/aac"))) - *file_format = DEMUXER_TYPE_AAC; - else - *file_format = DEMUXER_TYPE_AUDIO; - return 0; - } - case 400: // Server Full - mp_msg(MSGT_NETWORK,MSGL_ERR,"Error: ICY-Server is full, skipping!\n"); - return -1; - case 401: // Service Unavailable - mp_msg(MSGT_NETWORK,MSGL_ERR,"Error: ICY-Server return service unavailable, skipping!\n"); - return -1; - case 403: // Service Forbidden - mp_msg(MSGT_NETWORK,MSGL_ERR,"Error: ICY-Server return 'Service Forbidden'\n"); - return -1; - case 404: // Resource Not Found - mp_msg(MSGT_NETWORK,MSGL_ERR,"Error: ICY-Server couldn't find requested stream, skipping!\n"); - return -1; - default: - mp_msg(MSGT_NETWORK,MSGL_ERR,"Error: unhandled ICY-Errorcode, contact MPlayer developers!\n"); - return -1; - } - } - - // Assume standard http if not ICY - switch( http_hdr->status_code ) { - case 200: // OK - // Look if we can use the Content-Type - content_type = http_get_field( http_hdr, "Content-Type" ); - if( content_type!=NULL ) { - char *content_length = NULL; - mp_msg(MSGT_NETWORK,MSGL_V,"Content-Type: [%s]\n", content_type ); - if( (content_length = http_get_field(http_hdr, "Content-Length")) != NULL) - mp_msg(MSGT_NETWORK,MSGL_V,"Content-Length: [%s]\n", http_get_field(http_hdr, "Content-Length")); - // Check in the mime type table for a demuxer type - i = 0; - while(mime_type_table[i].mime_type != NULL) { - if( !strcasecmp( content_type, mime_type_table[i].mime_type ) ) { - *file_format = mime_type_table[i].demuxer_type; - return seekable; - } - i++; - } - } - // Not found in the mime type table, don't fail, - // we should try raw HTTP - return seekable; - // Redirect - case 301: // Permanently - case 302: // Temporarily - // TODO: RFC 2616, recommand to detect infinite redirection loops - next_url = http_get_field( http_hdr, "Location" ); - if( next_url!=NULL ) { - closesocket( fd ); - url_free( url ); - stream->streaming_ctrl->url = url = url_new( next_url ); - http_free( http_hdr ); - redirect = 1; - } - break; - case 401: // Authentication required - if( http_authenticate(http_hdr, url, &auth_retry)<0 ) return STREAM_UNSUPORTED; - redirect = 1; - break; - default: - mp_msg(MSGT_NETWORK,MSGL_ERR,"Server returned %d: %s\n", http_hdr->status_code, http_hdr->reason_phrase ); - return -1; - } - } while( redirect ); - - return -1; -} - -static int fixup_open(stream_t *stream,int seekable) { - HTTP_header_t *http_hdr = stream->streaming_ctrl->data; - int is_icy = http_hdr && http_get_field(http_hdr, "Icy-MetaInt"); - int is_ultravox = strcasecmp(stream->streaming_ctrl->url->protocol, "unsv") == 0; - - stream->type = STREAMTYPE_STREAM; - if(!is_icy && !is_ultravox && seekable) - { - stream->flags |= STREAM_SEEK; - stream->seek = http_seek; - } - stream->streaming_ctrl->bandwidth = network_bandwidth; - if ((!is_icy && !is_ultravox) || scast_streaming_start(stream)) - if(nop_streaming_start( stream )) { - mp_msg(MSGT_NETWORK,MSGL_ERR,"nop_streaming_start failed\n"); - streaming_ctrl_free(stream->streaming_ctrl); - stream->streaming_ctrl = NULL; - return STREAM_UNSUPORTED; - } - - fixup_network_stream_cache(stream); - return STREAM_OK; -} - -static int open_s1(stream_t *stream,int mode, void* opts, int* file_format) { - int seekable=0; - URL_t *url; - - stream->streaming_ctrl = streaming_ctrl_new(); - if( stream->streaming_ctrl==NULL ) { - return STREAM_ERROR; - } - stream->streaming_ctrl->bandwidth = network_bandwidth; - url = url_new(stream->url); - stream->streaming_ctrl->url = check4proxies(url); - url_free(url); - - mp_msg(MSGT_OPEN, MSGL_INFO, "STREAM_HTTP(1), URL: %s\n", stream->url); - seekable = http_streaming_start(stream, file_format); - if((seekable < 0) || (*file_format == DEMUXER_TYPE_ASF)) { - streaming_ctrl_free(stream->streaming_ctrl); - stream->streaming_ctrl = NULL; - return STREAM_UNSUPORTED; - } - - return fixup_open(stream, seekable); -} - -static int open_s2(stream_t *stream,int mode, void* opts, int* file_format) { - int seekable=0; - URL_t *url; - - stream->streaming_ctrl = streaming_ctrl_new(); - if( stream->streaming_ctrl==NULL ) { - return STREAM_ERROR; - } - stream->streaming_ctrl->bandwidth = network_bandwidth; - url = url_new(stream->url); - stream->streaming_ctrl->url = check4proxies(url); - url_free(url); - - mp_msg(MSGT_OPEN, MSGL_INFO, "STREAM_HTTP(2), URL: %s\n", stream->url); - seekable = http_streaming_start(stream, file_format); - if(seekable < 0) { - streaming_ctrl_free(stream->streaming_ctrl); - stream->streaming_ctrl = NULL; - return STREAM_UNSUPORTED; - } - - return fixup_open(stream, seekable); -} - - -stream_info_t stream_info_http1 = { - "http streaming", - "null", - "Bertrand, Albeau, Reimar Doeffinger, Arpi?", - "plain http", - open_s1, - {"http", "http_proxy", "unsv", NULL}, - NULL, - 0 // Urls are an option string -}; - -stream_info_t stream_info_http2 = { - "http streaming", - "null", - "Bertrand, Albeu, Arpi? who?", - "plain http, also used as fallback for many other protocols", - open_s2, - {"http", "http_proxy", "pnm", "mms", "mmsu", "mmst", "rtsp", NULL}, //all the others as fallback - NULL, - 0 // Urls are an option string -}; |