int NDHttpRequest::_parseHeader()
{
int datasize = _getDataSize () ;
char *p_start = _getCurParseAddr() ;
char buf[1024] ;
if (!p_start) {
return 0 ;
}
char *p = p_start ;
p = parser_valid(p, datasize) ;
if (!p) {
return 0 ;
}
p = (char*) ndstr_nstr_end(p,buf,':', datasize -(int) (p-p_start) ) ;
if(*p != ':') {
return 0 ;
}
std::string hdrName = buf ;
++p ;
p = parser_valid(p, datasize -(int) (p-p_start));
char *_st = p ;
if(parser_check_end(p, &p, datasize -(int) (p-p_start)) ) {
int len =(int)( p-_st );
memcpy(buf,_st, len-2) ;
buf[len-2] = 0 ;
std::string hdrVal = buf ;
httpHeaderNode node1 = {hdrName, hdrVal} ;
m_header.push_back(node1) ;
len = (int)( p- p_start );
ndlbuf_sub_data(&m_recvBuf, len) ;
if (*p=='\r' && *(p+1)=='\n') {
ndlbuf_sub_data(&m_recvBuf, 2) ;
m_parseStat = 2 ;
//_dumRequestHeader() ;
if (_findBodySize()==0) {
m_parseProgress = 3 ;//without body
}
}
return len ;
}
return 0;
}
int NDHttpRequest::_parseBody()
{
int datasize = _getDataSize () ;
char *p_start = _getCurParseAddr() ;
if (!p_start) {
return 0 ;
}
char *p = p_start ;
for (int i=0; i< datasize; ++i) {
m_body.push_back(*p) ;
++p ;
if (m_body.size() >= m_bodySize) {
m_parseStat = 3 ;
break ;
}
}
ndlbuf_sub_data(&m_recvBuf, (p - p_start)) ;
return (int) (p - p_start);
}
static int __tcpnode_push_and_send(struct nd_tcp_node *node, void *msg_buf, size_t datalen, int is_write_all)
{
ENTER_FUNC();
signed int ret =0;
nd_netbuf_t *pbuf = &(node->send_buffer);
size_t length_in_buff = ndlbuf_datalen(pbuf);
if (length_in_buff) {
int flushlen = node->sock_write((nd_handle)node, ndlbuf_data(pbuf), length_in_buff);
if (flushlen > 0) {
nd_assert(flushlen <= length_in_buff);
ndlbuf_sub_data(pbuf, (size_t)flushlen);
}
length_in_buff = ndlbuf_datalen(pbuf);
}
if (length_in_buff == 0) {
ret = __tcpnode_send_with_save(node, msg_buf, datalen);
}
else {
size_t space_len = ndlbuf_free_capacity(pbuf);
if(is_write_all && space_len < datalen) {
node->myerrno = NDERR_WOULD_BLOCK;
ret = -1;
}
else {
ret = ndlbuf_write(pbuf, (void*)msg_buf, datalen, EBUF_SPECIFIED);
}
}
LEAVE_FUNC();
return ret ;
}
int NDHttpRequest::_parseInit()
{
int len ;
int datasize = _getDataSize () ;
char *p_start = _getCurParseAddr() ;
char buf[1024] ;
if (!p_start) {
return 0 ;
}
char *p = p_start ;
p = (char*) ndstristr(p,(char*)"HTTP") ;
if (p) {
len = parser_fetch_data(p, buf, datasize -(int)( p - p_start)) ;
if (len >= datasize) {
return 0 ;
}
p+= len ;
//get status
m_httpProtocol = buf ;
m_status = (int)strtol(p, &p, 10);
if (!p) {
return 0 ;
}
if (parser_check_end(p,&p, datasize -(int)( p - p_start)) ) {
//parse prorocol success
len = (int)( p- p_start );
ndlbuf_sub_data(&m_recvBuf, len) ;
m_parseStat = 1 ;
return len ;
}
}
return 0;
}
