bool getTcpDataByte(uint8_t sock, uint8_t* payload, uint8_t peek)
{
// ref field in struct pbuf has been used as index pointer for byte data
tData* p = get_pBuf(sock);
if (p != NULL)
{
if (p->idx < p->len)
{
uint8_t* buf = (uint8_t*)p->data;
if (peek)
*payload = buf[p->idx];
else
*payload = buf[p->idx++];
INFO_UTIL_VER("get:%d %p %d\n",p->idx, p->data, *payload);
return true;
}else{
//dealloc current buffer
INFO_UTIL("Free %p\n", p->data);
freetData(p->data, sock);
ack_recved(p->pcb, p->len);
}
}
return false;
}
void ackAndFreeData(void* pcb, int len, uint8_t sock, uint8_t* data)
{
INFO_TCP("Ack pcb:%p len:%d sock:%d data:%p\n", pcb, len, sock, data);
if (!IS_UDP_SOCK(sock))
ack_recved(pcb, len);
if (data != NULL)
freetData(data, sock);
}
void freeAllTcpData(uint8_t sock)
{
tData* p = NULL;
do{
p = get_pBuf(sock);
if (p != NULL)
freetData(p->data, sock);
}while(p!=NULL);
}
bool freeTcpData(uint8_t sock)
{
tData* p = NULL;
p = get_pBuf(sock);
if (p != NULL)
{
freetData(p->data, sock);
ack_recved(p->pcb, p->len);
return true;
}
return false;
}
bool isAvailTcpDataByte(uint8_t sock)
{
tData* p = get_pBuf(sock);
if (p != NULL)
{
INFO_UTIL_VER("check:%d %d %p\n",p->idx, p->len, p->data);
if (p->idx == p->len)
{
freetData(p->data, sock);
ack_recved(p->pcb, p->len);
INFO_UTIL("Free %p other buf %d tail:%d head:%d\n",
p->data, IS_BUF_AVAIL(), tailBuf, headBuf);
return (IS_BUF_AVAIL());
}else{
return true;
}
}
return false;
}
