static int acquire_body_simple(belle_sip_channel_t *obj, int end_of_stream){
int content_length=obj->input_stream.content_length;
size_t to_read=obj->input_stream.write_ptr-obj->input_stream.read_ptr;
belle_sip_message_t *msg=obj->input_stream.msg;
belle_sip_body_handler_t *bh=belle_sip_message_get_body_handler(msg);
size_t cursize=belle_sip_body_handler_get_transfered_size(bh);
if ((cursize == 0) && (to_read == 0)) {
/**
* No data has been received yet, so do not call feed_body() with a size
* of 0 that is meaning that the transfer is finished.
*/
} else {
to_read=MIN(content_length-cursize, to_read);
feed_body(obj,to_read);
}
if (end_of_stream || belle_sip_body_handler_get_transfered_size(bh)>=content_length){
/*great body completed*/
belle_sip_message("channel [%p] read [%i] bytes of body from [%s:%i]" ,obj
,content_length
,obj->peer_name
,obj->peer_port);
belle_sip_channel_message_ready(obj);
return BELLE_SIP_CONTINUE;
}
/*body is not finished, we need more data*/
return BELLE_SIP_STOP;
}
static int acquire_chuncked_body(belle_sip_channel_t *obj){
belle_sip_channel_input_stream_t *st=&obj->input_stream;
int readsize;
do{
if (st->chunk_size==-1){
char *tmp;
/*belle_sip_message("seeing: %s",st->read_ptr);*/
while ( (tmp=strstr(st->read_ptr,"\r\n"))==st->read_ptr){/*skip \r\n*/
st->read_ptr+=2;
}
if (tmp!=NULL){
/*the chunk length is there*/
long chunksize=strtol(st->read_ptr,NULL,16);
if (chunksize>=0 && chunksize!=LONG_MAX){
if (chunksize==0){
belle_sip_message("Got end of chunked body");
st->read_ptr=tmp+4; /*last chunk indicator finishes with two \r\n*/
if (st->read_ptr>st->write_ptr) st->read_ptr=st->write_ptr;
belle_sip_channel_message_ready(obj);
return BELLE_SIP_CONTINUE;
}else{
belle_sip_message("Will get a chunk of %i bytes",(int)chunksize);
st->chunk_size=chunksize;
st->chunk_read_size=0;
st->read_ptr=tmp+2;
}
}else{
belle_sip_error("Chunk parse error");
belle_sip_channel_input_stream_reset(st);
return BELLE_SIP_CONTINUE;
}
}else{
/*need more data*/
return BELLE_SIP_STOP;
}
}
readsize=MIN(st->write_ptr-st->read_ptr,st->chunk_size-st->chunk_read_size);
if (readsize>0){
feed_body(obj,readsize);
st->chunk_read_size+=readsize;
}
if (st->chunk_size==st->chunk_read_size){
/*we have a chunk completed*/
st->content_length+=st->chunk_size;
belle_sip_message("Chunk of [%i] bytes completed",st->chunk_size);
st->chunk_size=-1;/*wait for next chunk indicator*/
}else{
/*need more data*/
return BELLE_SIP_STOP;
}
}while(st->write_ptr-st->read_ptr>0); /*no need to continue if nothing to read*/
return BELLE_SIP_STOP;
}
static int acquire_body_simple(belle_sip_channel_t *obj, int end_of_stream){
int content_length=obj->input_stream.content_length;
size_t to_read=obj->input_stream.write_ptr-obj->input_stream.read_ptr;
belle_sip_message_t *msg=obj->input_stream.msg;
belle_sip_body_handler_t *bh=belle_sip_message_get_body_handler(msg);
size_t cursize=belle_sip_body_handler_get_transfered_size(bh);
to_read=MIN(content_length-cursize, to_read);
feed_body(obj,to_read);
if (end_of_stream || belle_sip_body_handler_get_transfered_size(bh)>=content_length){
/*great body completed
belle_sip_message("channel [%p] read [%i] bytes of body from %s:%i\n%s" ,obj
,content_length
,obj->peer_name
,obj->peer_port
,obj->input_stream.read_ptr);*/
belle_sip_channel_message_ready(obj);
return BELLE_SIP_CONTINUE;
}
/*body is not finished, we need more data*/
return BELLE_SIP_STOP;
}
