From 283e34eaae554604ed1f2f848026840c0eed3dfd Mon Sep 17 00:00:00 2001 From: Warren Dukes Date: Mon, 7 Jun 2004 05:00:56 +0000 Subject: icy metadata! wahoo still lots some debug code with print out's, so don't bitch about it! git-svn-id: https://svn.musicpd.org/mpd/trunk@1364 09075e82-0dd4-0310-85a5-a0d7c8717e4f --- src/inputStream_http.c | 80 +++++++++++++++++++++++++++++++++++++++----------- 1 file changed, 63 insertions(+), 17 deletions(-) (limited to 'src/inputStream_http.c') diff --git a/src/inputStream_http.c b/src/inputStream_http.c index 218918829..26637adf3 100644 --- a/src/inputStream_http.c +++ b/src/inputStream_http.c @@ -57,6 +57,7 @@ typedef struct _InputStreemHTTPData { int timesRedirected; int icyMetaint; int prebuffer; + int icyOffset; } InputStreamHTTPData; static InputStreamHTTPData * newInputStreamHTTPData() { @@ -69,6 +70,7 @@ static InputStreamHTTPData * newInputStreamHTTPData() { ret->timesRedirected = 0; ret->icyMetaint = 0; ret->prebuffer = 0; + ret->icyOffset = 0; return ret; } @@ -231,7 +233,7 @@ static int finishHTTPInit(InputStream * inStream) { "Connection: close\r\n" "User-Agent: %s/%s\r\n" "Range: bytes=%ld-\r\n" - /*"Icy-Metadata:1\r\n"*/ + "Icy-Metadata:1\r\n" "\r\n", data->path, data->host, "httpTest", "0.0.0", inStream->offset); @@ -366,15 +368,16 @@ static int getHTTPHello(InputStream * inStream) { } else if(0 == strncmp(cur, "\r\nicy-metaint:", 14)) { data->icyMetaint = atoi(cur+14); + printf("icyMetaint: %i\n", data->icyMetaint); } else if(0 == strncmp(cur, "\r\nicy-name:", 11)) { int incr = 11; char * temp = strstr(cur+incr,"\r\n"); if(!temp) break; *temp = '\0'; - if(inStream->metaTitle) free(inStream->metaTitle); + if(inStream->metaName) free(inStream->metaName); while(*(incr+cur) == ' ') incr++; - inStream->metaTitle = strdup(cur+incr); + inStream->metaName = strdup(cur+incr); *temp = '\r'; } else if(0 == strncmp(cur, "\r\nx-audiocast-name:", 19)) { @@ -382,9 +385,9 @@ static int getHTTPHello(InputStream * inStream) { char * temp = strstr(cur+incr,"\r\n"); if(!temp) break; *temp = '\0'; - if(inStream->metaTitle) free(inStream->metaTitle); + if(inStream->metaName) free(inStream->metaName); while(*(incr+cur) == ' ') incr++; - inStream->metaTitle = strdup(cur+incr); + inStream->metaName = strdup(cur+incr); *temp = '\r'; } else if(0 == strncmp(cur, "\r\nContent-Type:", 15)) { @@ -439,13 +442,6 @@ int inputStream_httpOpen(InputStream * inStream, char * url) { inStream->atEOFFunc = inputStream_httpAtEOF; inStream->bufferFunc = inputStream_httpBuffer; - inStream->offset = 0; - inStream->size = 0; - inStream->error = 0; - inStream->mime = NULL; - inStream->seekable = 0; - inStream->metaTitle = NULL; - return 0; } @@ -453,12 +449,33 @@ int inputStream_httpSeek(InputStream * inStream, long offset, int whence) { return -1; } +static void parseIcyMetadata(InputStream * inStream, char * metadata, + int size) +{ + char * r; + char * s; + char * temp = malloc(size+1); + memcpy(temp, metadata, size); + temp[size] = '\0'; + s = strtok_r(temp, ";", &r); + while(s) { + if(0 == strncmp(s, "StreamTitle=", 12)) { + printf("StreamTitle: %s\n", s+12); + if(inStream->metaTitle) free(inStream->metaTitle); + inStream->metaTitle = strdup(s+12); + } + s = strtok_r(NULL, ";", &r); + } + free(temp); +} + size_t inputStream_httpRead(InputStream * inStream, void * ptr, size_t size, size_t nmemb) { InputStreamHTTPData * data = (InputStreamHTTPData *)inStream->data; long tosend = 0; long inlen = size*nmemb; + long maxToSend = data->buflen; inputStream_httpBuffer(inStream); @@ -470,15 +487,44 @@ size_t inputStream_httpRead(InputStream * inStream, void * ptr, size_t size, return 0; } - if(data->prebuffer) return 0; + if(data->prebuffer || data->buflen < data->icyMetaint) return 0; + + if(data->icyMetaint > 0) { + if(data->icyOffset >= data->icyMetaint) { + int metalen = *(data->buffer); + metalen <<= 4; + if(metalen < 0) metalen = 0; + if(metalen+1 > data->buflen) { + /* damn that's some fucking big metadata! */ + if(HTTP_BUFFER_SIZE < metalen+1) { + data->connState = + HTTP_CONN_STATE_CLOSED; + close(data->sock); + data->buflen = 0; + } + return 0; + } + if(metalen > 0) { + parseIcyMetadata(inStream, data->buffer+1, + metalen); + } + data->buflen -= metalen+1; + memmove(data->buffer, data->buffer+metalen+1, + data->buflen); + data->icyOffset = 0; + } + maxToSend = data->icyMetaint-data->icyOffset; + maxToSend = maxToSend > data->buflen ? data->buflen : maxToSend; + } if(data->buflen > 0) { - tosend = inlen > data->buflen ? data->buflen : inlen; + tosend = inlen > maxToSend ? maxToSend : inlen; tosend = (tosend/size)*size; memcpy(ptr, data->buffer, tosend); /*fwrite(ptr,1,readed,stdout);*/ data->buflen -= tosend; + data->icyOffset+= tosend; /*fwrite(data->buffer,1,readed,stdout);*/ memmove(data->buffer, data->buffer+tosend, data->buflen); @@ -498,7 +544,6 @@ int inputStream_httpClose(InputStream * inStream) { close(data->sock); } - if(inStream->mime) free(inStream->mime); freeInputStreamHTTPData(data); return 0; @@ -538,7 +583,9 @@ int inputStream_httpBuffer(InputStream * inStream) { return -1; } - if(data->buflen == 0) data->prebuffer = 1; + if(data->buflen == 0 || data->buflen < data->icyMetaint) { + data->prebuffer = 1; + } else if(data->buflen > HTTP_PREBUFFER_SIZE) data->prebuffer = 0; if(data->connState == HTTP_CONN_STATE_OPEN && @@ -563,4 +610,3 @@ int inputStream_httpBuffer(InputStream * inStream) { return (readed ? 1 : 0); } -/* vim:set shiftwidth=8 tabstop=8 expandtab: */ -- cgit v1.2.3