int32_t WIZCHIP_EXPORT(send)(uint8_t sn, uint8_t * buf, uint16_t len)
{
uint8_t tmp=0;
uint16_t freesize=0;
CHECK_SOCKNUM();
CHECK_SOCKMODE(Sn_MR_TCP);
CHECK_SOCKDATA();
tmp = getSn_SR(sn);
if(tmp != SOCK_ESTABLISHED && tmp != SOCK_CLOSE_WAIT) return SOCKERR_SOCKSTATUS;
if( sock_is_sending & (1<<sn) )
{
tmp = getSn_IR(sn);
if(tmp & Sn_IR_SENDOK)
{
setSn_IR(sn, Sn_IR_SENDOK);
#if _WZICHIP_ == 5200
if(getSn_TX_RD(sn) != sock_next_rd[sn])
{
setSn_CR(sn,Sn_CR_SEND);
while(getSn_CR(sn));
return SOCKERR_BUSY;
}
#endif
sock_is_sending &= ~(1<<sn);
}
else if(tmp & Sn_IR_TIMEOUT)
{
WIZCHIP_EXPORT(close)(sn);
return SOCKERR_TIMEOUT;
}
else return SOCK_BUSY;
}
freesize = getSn_TxMAX(sn);
if (len > freesize) len = freesize; // check size not to exceed MAX size.
while(1)
{
freesize = getSn_TX_FSR(sn);
tmp = getSn_SR(sn);
if ((tmp != SOCK_ESTABLISHED) && (tmp != SOCK_CLOSE_WAIT))
{
WIZCHIP_EXPORT(close)(sn);
return SOCKERR_SOCKSTATUS;
}
if( (sock_io_mode & (1<<sn)) && (len > freesize) ) return SOCK_BUSY;
if(len <= freesize) break;
MICROPY_THREAD_YIELD();
}
wiz_send_data(sn, buf, len);
#if _WIZCHIP_ == 5200
sock_next_rd[sn] = getSn_TX_RD(sn) + len;
#endif
setSn_CR(sn,Sn_CR_SEND);
/* wait to process the command... */
while(getSn_CR(sn));
sock_is_sending |= (1 << sn);
return len;
}
int8_t getsockopt(uint8_t sn, sockopt_type sotype, void* arg)
{
CHECK_SOCKNUM();
switch(sotype)
{
case SO_FLAG:
*(uint8_t*)arg = getSn_MR(sn) & 0xF0;
break;
case SO_TTL:
*(uint8_t*) arg = getSn_TTL(sn);
break;
case SO_TOS:
*(uint8_t*) arg = getSn_TOS(sn);
break;
case SO_MSS:
*(uint16_t*) arg = getSn_MSSR(sn);
break;
case SO_DESTIP:
getSn_DIPR(sn, (uint8_t*)arg);
break;
case SO_DESTPORT:
*(uint16_t*) arg = getSn_DPORT(sn);
break;
#if _WIZCHIP_ > 5200
case SO_KEEPALIVEAUTO:
CHECK_SOCKMODE(Sn_MR_TCP);
*(uint16_t*) arg = getSn_KPALVTR(sn);
break;
#endif
case SO_SENDBUF:
*(uint16_t*) arg = getSn_TX_FSR(sn);
break;
case SO_RECVBUF:
*(uint16_t*) arg = getSn_RX_RSR(sn);
break;
case SO_STATUS:
*(uint8_t*) arg = getSn_SR(sn);
break;
case SO_REMAINSIZE:
if(getSn_MR(sn) & Sn_MR_TCP)
*(uint16_t*)arg = getSn_RX_RSR(sn);
else
*(uint16_t*)arg = sock_remained_size[sn];
break;
case SO_PACKINFO:
//CHECK_SOCKMODE(Sn_MR_TCP);
#if _WIZCHIP_ != 5300
if((getSn_MR(sn) == Sn_MR_TCP))
return SOCKERR_SOCKMODE;
#endif
*(uint8_t*)arg = sock_pack_info[sn];
break;
default:
return SOCKERR_SOCKOPT;
}
return SOCK_OK;
}
// Send the data, returning the length buffered
size_t W5500Socket::Send(const uint8_t *data, size_t length)
{
MutexLocker lock(interface->interfaceMutex);
if (CanSend() && length != 0 && getSn_SR(socketNum) == SOCK_ESTABLISHED)
{
// Check for previous send complete
if (isSending) // are we already sending?
{
const uint8_t tmp = getSn_IR(socketNum);
if (tmp & Sn_IR_SENDOK) // did the previous send complete?
{
setSn_IR(socketNum, Sn_IR_SENDOK); // if yes
isSending = false;
}
else if (tmp & Sn_IR_TIMEOUT) // did it time out?
{
isSending = false;
disconnectNoWait(socketNum); // if so, close the socket
state = SocketState::aborted;
return 0; // and release buffers etc.
}
else
{
return 0; // last send is still in progress
}
}
if (!sendOutstanding)
{
wizTxBufferLeft = getSn_TX_FSR(socketNum); // get free buffer space
if (wizTxBufferLeft == 0)
{
return 0;
}
wizTxBufferPtr = getSn_TX_WR(socketNum);
}
if (length > wizTxBufferLeft)
{
length = wizTxBufferLeft;
}
wiz_send_data_at(socketNum, data, length, wizTxBufferPtr);
wizTxBufferLeft -= length;
wizTxBufferPtr += length;
sendOutstanding = true;
if (wizTxBufferLeft == 0)
{
Send();
}
return length;
}
return 0;
}
int32_t WIZCHIP_EXPORT(recv)(uint8_t sn, uint8_t * buf, uint16_t len)
{
uint8_t tmp = 0;
uint16_t recvsize = 0;
CHECK_SOCKNUM();
CHECK_SOCKMODE(Sn_MR_TCP);
CHECK_SOCKDATA();
recvsize = getSn_RxMAX(sn);
if(recvsize < len) len = recvsize;
while(1)
{
recvsize = getSn_RX_RSR(sn);
tmp = getSn_SR(sn);
if (tmp != SOCK_ESTABLISHED)
{
if(tmp == SOCK_CLOSE_WAIT)
{
if(recvsize != 0) break;
else if(getSn_TX_FSR(sn) == getSn_TxMAX(sn))
{
// dpgeorge: Getting here seems to be an orderly shutdown of the
// socket, and trying to get POSIX behaviour we return 0 because:
// "If no messages are available to be received and the peer has per‐
// formed an orderly shutdown, recv() shall return 0".
// TODO this return value clashes with SOCK_BUSY in non-blocking mode.
WIZCHIP_EXPORT(close)(sn);
return 0;
}
}
else
{
WIZCHIP_EXPORT(close)(sn);
return SOCKERR_SOCKSTATUS;
}
}
if((sock_io_mode & (1<<sn)) && (recvsize == 0)) return SOCK_BUSY;
if(recvsize != 0) break;
MICROPY_THREAD_YIELD();
};
if(recvsize < len) len = recvsize;
wiz_recv_data(sn, buf, len);
setSn_CR(sn,Sn_CR_RECV);
while(getSn_CR(sn));
return len;
}
int8_t close(uint8_t sn)
{
CHECK_SOCKNUM();
//A20160426 : Applied the erratum 1 of W5300
#if (_WIZCHIP_ == 5300)
//M20160503 : Wrong socket parameter. s -> sn
//if( ((getSn_MR(s)& 0x0F) == Sn_MR_TCP) && (getSn_TX_FSR(s) != getSn_TxMAX(s)) )
if( ((getSn_MR(sn)& 0x0F) == Sn_MR_TCP) && (getSn_TX_FSR(sn) != getSn_TxMAX(sn)) )
{
uint8_t destip[4] = {0, 0, 0, 1};
// TODO
// You can wait for completing to sending data;
// wait about 1 second;
// if you have completed to send data, skip the code of erratum 1
// ex> wait_1s();
// if (getSn_TX_FSR(s) == getSn_TxMAX(s)) continue;
//
//M20160503 : The socket() of close() calls close() itself again. It occures a infinite loop - close()->socket()->close()->socket()-> ~
//socket(s,Sn_MR_UDP,0x3000,0);
//sendto(s,destip,1,destip,0x3000); // send the dummy data to an unknown destination(0.0.0.1).
setSn_MR(sn,Sn_MR_UDP);
setSn_PORTR(sn, 0x3000);
setSn_CR(sn,Sn_CR_OPEN);
while(getSn_CR(sn) != 0);
while(getSn_SR(sn) != SOCK_UDP);
sendto(sn,destip,1,destip,0x3000); // send the dummy data to an unknown destination(0.0.0.1).
};
#endif
setSn_CR(sn,Sn_CR_CLOSE);
/* wait to process the command... */
while( getSn_CR(sn) );
/* clear all interrupt of the socket. */
setSn_IR(sn, 0xFF);
//A20150401 : Release the sock_io_mode of socket n.
sock_io_mode &= ~(1<<sn);
//
sock_is_sending &= ~(1<<sn);
sock_remained_size[sn] = 0;
sock_pack_info[sn] = 0;
while(getSn_SR(sn) != SOCK_CLOSED);
return SOCK_OK;
}
int32_t recv(uint8_t sn, uint8_t * buf, uint16_t len)
{
uint8_t tmp = 0;
uint16_t recvsize = 0;
CHECK_SOCKNUM();
CHECK_SOCKMODE(Sn_MR_TCP);
CHECK_SOCKDATA();
recvsize = getSn_RxMAX(sn);
if(recvsize < len) len = recvsize;
while(1)
{
recvsize = getSn_RX_RSR(sn);
tmp = getSn_SR(sn);
if (tmp != SOCK_ESTABLISHED)
{
if(tmp == SOCK_CLOSE_WAIT)
{
if(recvsize != 0) break;
else if(getSn_TX_FSR(sn) == getSn_TxMAX(sn))
{
close(sn);
return SOCKERR_SOCKSTATUS;
}
}
else
{
close(sn);
return SOCKERR_SOCKSTATUS;
}
}
if((sock_io_mode & (1<<sn)) && (recvsize == 0)) return SOCK_BUSY;
if(recvsize != 0) break;
HAL_Delay(1);
};
if(recvsize < len) len = recvsize;
wiz_recv_data(sn, buf, len);
setSn_CR(sn,Sn_CR_RECV);
while(getSn_CR(sn));
return len;
}
int32_t sendto(uint8_t sn, uint8_t * buf, uint16_t len, uint8_t * addr, uint16_t port)
{
uint8_t tmp = 0;
uint16_t freesize = 0;
CHECK_SOCKNUM();
switch(getSn_MR(sn) & 0x0F)
{
case Sn_MR_UDP:
case Sn_MR_MACRAW:
break;
default:
return SOCKERR_SOCKMODE;
}
CHECK_SOCKDATA();
if(*((uint32_t*)addr) == 0) return SOCKERR_IPINVALID;
if(port == 0) return SOCKERR_PORTZERO;
tmp = getSn_SR(sn);
if(tmp != SOCK_MACRAW && tmp != SOCK_UDP) return SOCKERR_SOCKSTATUS;
setSn_DIPR(sn,addr);
setSn_DPORT(sn,port);
freesize = getSn_TxMAX(sn);
if (len > freesize) len = freesize; // check size not to exceed MAX size.
while(1)
{
freesize = getSn_TX_FSR(sn);
if(getSn_SR(sn) == SOCK_CLOSED) return SOCKERR_SOCKCLOSED;
if( (sock_io_mode & (1<<sn)) && (len > freesize) ) return SOCK_BUSY;
if(len <= freesize) break;
};
wiz_send_data(sn, buf, len);
#if _WIZCHIP_ == 5200 // for W5200 ARP errata
setSUBR(0);
#endif
setSn_CR(sn,Sn_CR_SEND);
/* wait to process the command... */
while(getSn_CR(sn));
#if _WIZCHIP_ == 5200 // for W5200 ARP errata
setSUBR((uint8_t*)"\x00\x00\x00\x00");
#endif
while(1)
{
tmp = getSn_IR(sn);
if(tmp & Sn_IR_SENDOK)
{
setSn_IR(sn, Sn_IR_SENDOK);
break;
}
//M:20131104
//else if(tmp & Sn_IR_TIMEOUT) return SOCKERR_TIMEOUT;
else if(tmp & Sn_IR_TIMEOUT)
{
setSn_IR(sn, Sn_IR_TIMEOUT);
return SOCKERR_TIMEOUT;
}
////////////
}
return len;
}
/**
@brief This Socket function get the TX free buffer size.
@return size of TX free buffer size.
*/
uint16 GetSocketTxFreeBufferSize(SOCKET s)
{
return getSn_TX_FSR(s); // get socket TX free buf size
}
int32_t sendto(uint8_t sn, uint8_t * buf, uint16_t len, uint8_t * addr, uint16_t port)
{
uint8_t tmp = 0;
uint16_t freesize = 0;
uint32_t taddr;
CHECK_SOCKNUM();
switch(getSn_MR(sn) & 0x0F)
{
case Sn_MR_UDP:
case Sn_MR_MACRAW:
// break;
// #if ( _WIZCHIP_ < 5200 )
case Sn_MR_IPRAW:
break;
// #endif
default:
return SOCKERR_SOCKMODE;
}
CHECK_SOCKDATA();
//M20140501 : For avoiding fatal error on memory align mismatched
//if(*((uint32_t*)addr) == 0) return SOCKERR_IPINVALID;
//{
//uint32_t taddr;
taddr = ((uint32_t)addr[0]) & 0x000000FF;
taddr = (taddr << 8) + ((uint32_t)addr[1] & 0x000000FF);
taddr = (taddr << 8) + ((uint32_t)addr[2] & 0x000000FF);
taddr = (taddr << 8) + ((uint32_t)addr[3] & 0x000000FF);
//}
//
//if(*((uint32_t*)addr) == 0) return SOCKERR_IPINVALID;
if((taddr == 0) && ((getSn_MR(sn)&Sn_MR_MACRAW) != Sn_MR_MACRAW)) return SOCKERR_IPINVALID;
if((port == 0) && ((getSn_MR(sn)&Sn_MR_MACRAW) != Sn_MR_MACRAW)) return SOCKERR_PORTZERO;
tmp = getSn_SR(sn);
//#if ( _WIZCHIP_ < 5200 )
if((tmp != SOCK_MACRAW) && (tmp != SOCK_UDP) && (tmp != SOCK_IPRAW)) return SOCKERR_SOCKSTATUS;
//#else
// if(tmp != SOCK_MACRAW && tmp != SOCK_UDP) return SOCKERR_SOCKSTATUS;
//#endif
setSn_DIPR(sn,addr);
setSn_DPORT(sn,port);
freesize = getSn_TxMAX(sn);
if (len > freesize) len = freesize; // check size not to exceed MAX size.
while(1)
{
freesize = getSn_TX_FSR(sn);
if(getSn_SR(sn) == SOCK_CLOSED) return SOCKERR_SOCKCLOSED;
if( (sock_io_mode & (1<<sn)) && (len > freesize) ) return SOCK_BUSY;
if(len <= freesize) break;
};
wiz_send_data(sn, buf, len);
#if _WIZCHIP_ < 5500 //M20150401 : for WIZCHIP Errata #4, #5 (ARP errata)
getSIPR((uint8_t*)&taddr);
if(taddr == 0)
{
getSUBR((uint8_t*)&taddr);
setSUBR((uint8_t*)"\x00\x00\x00\x00");
}
else taddr = 0;
#endif
//A20150601 : For W5300
#if _WIZCHIP_ == 5300
setSn_TX_WRSR(sn, len);
#endif
//
setSn_CR(sn,Sn_CR_SEND);
/* wait to process the command... */
while(getSn_CR(sn));
while(1)
{
tmp = getSn_IR(sn);
if(tmp & Sn_IR_SENDOK)
{
setSn_IR(sn, Sn_IR_SENDOK);
break;
}
//M:20131104
//else if(tmp & Sn_IR_TIMEOUT) return SOCKERR_TIMEOUT;
else if(tmp & Sn_IR_TIMEOUT)
{
setSn_IR(sn, Sn_IR_TIMEOUT);
//M20150409 : Fixed the lost of sign bits by type casting.
//len = (uint16_t)SOCKERR_TIMEOUT;
//break;
#if _WIZCHIP_ < 5500 //M20150401 : for WIZCHIP Errata #4, #5 (ARP errata)
if(taddr) setSUBR((uint8_t*)&taddr);
#endif
return SOCKERR_TIMEOUT;
}
////////////
}
#if _WIZCHIP_ < 5500 //M20150401 : for WIZCHIP Errata #4, #5 (ARP errata)
if(taddr) setSUBR((uint8_t*)&taddr);
#endif
//M20150409 : Explicit Type Casting
//return len;
return (int32_t)len;
}
int32_t recv(uint8_t sn, uint8_t * buf, uint16_t len)
{
uint8_t tmp = 0;
uint16_t recvsize = 0;
//A20150601 : For integarating with W5300
#if _WIZCHIP_ == 5300
uint8_t head[2];
uint16_t mr;
#endif
//
CHECK_SOCKNUM();
CHECK_SOCKMODE(Sn_MR_TCP);
CHECK_SOCKDATA();
recvsize = getSn_RxMAX(sn);
if(recvsize < len) len = recvsize;
//A20150601 : For Integrating with W5300
#if _WIZCHIP_ == 5300
//sock_pack_info[sn] = PACK_COMPLETED; // for clear
if(sock_remained_size[sn] == 0)
{
#endif
//
while(1)
{
recvsize = getSn_RX_RSR(sn);
tmp = getSn_SR(sn);
if (tmp != SOCK_ESTABLISHED)
{
if(tmp == SOCK_CLOSE_WAIT)
{
if(recvsize != 0) break;
else if(getSn_TX_FSR(sn) == getSn_TxMAX(sn))
{
close(sn);
return SOCKERR_SOCKSTATUS;
}
}
else
{
close(sn);
return SOCKERR_SOCKSTATUS;
}
}
if((sock_io_mode & (1<<sn)) && (recvsize == 0)) return SOCK_BUSY;
if(recvsize != 0) break;
};
#if _WIZCHIP_ == 5300
}
#endif
//A20150601 : For integrating with W5300
#if _WIZCHIP_ == 5300
if((sock_remained_size[sn] == 0) || (getSn_MR(sn) & Sn_MR_ALIGN))
{
mr = getMR();
if((getSn_MR(sn) & Sn_MR_ALIGN)==0)
{
wiz_recv_data(sn,head,2);
if(mr & MR_FS)
recvsize = (((uint16_t)head[1]) << 8) | ((uint16_t)head[0]);
else
recvsize = (((uint16_t)head[0]) << 8) | ((uint16_t)head[1]);
sock_pack_info[sn] = PACK_FIRST;
}
sock_remained_size[sn] = recvsize;
}
if(len > sock_remained_size[sn]) len = sock_remained_size[sn];
recvsize = len;
if(sock_pack_info[sn] & PACK_FIFOBYTE)
{
*buf = sock_remained_byte[sn];
buf++;
sock_pack_info[sn] &= ~(PACK_FIFOBYTE);
recvsize -= 1;
sock_remained_size[sn] -= 1;
}
if(recvsize != 0)
{
wiz_recv_data(sn, buf, recvsize);
setSn_CR(sn,Sn_CR_RECV);
while(getSn_CR(sn));
}
sock_remained_size[sn] -= recvsize;
if(sock_remained_size[sn] != 0)
{
sock_pack_info[sn] |= PACK_REMAINED;
if(recvsize & 0x1) sock_pack_info[sn] |= PACK_FIFOBYTE;
}
else sock_pack_info[sn] = PACK_COMPLETED;
if(getSn_MR(sn) & Sn_MR_ALIGN) sock_remained_size[sn] = 0;
//len = recvsize;
#else
if(recvsize < len) len = recvsize;
wiz_recv_data(sn, buf, len);
setSn_CR(sn,Sn_CR_RECV);
while(getSn_CR(sn));
#endif
//M20150409 : Explicit Type Casting
//return len;
return (int32_t)len;
}
int32_t send(uint8_t sn, uint8_t * buf, uint16_t len)
{
uint8_t tmp=0;
uint16_t freesize=0;
CHECK_SOCKNUM();
CHECK_SOCKMODE(Sn_MR_TCP);
CHECK_SOCKDATA();
tmp = getSn_SR(sn);
if(tmp != SOCK_ESTABLISHED && tmp != SOCK_CLOSE_WAIT) return SOCKERR_SOCKSTATUS;
if( sock_is_sending & (1<<sn) )
{
tmp = getSn_IR(sn);
if(tmp & Sn_IR_SENDOK)
{
setSn_IR(sn, Sn_IR_SENDOK);
//M20150401 : Typing Error
//#if _WZICHIP_ == 5200
#if _WIZCHIP_ == 5200
if(getSn_TX_RD(sn) != sock_next_rd[sn])
{
setSn_CR(sn,Sn_CR_SEND);
while(getSn_CR(sn));
return SOCK_BUSY;
}
#endif
sock_is_sending &= ~(1<<sn);
}
else if(tmp & Sn_IR_TIMEOUT)
{
close(sn);
return SOCKERR_TIMEOUT;
}
else return SOCK_BUSY;
}
freesize = getSn_TxMAX(sn);
if (len > freesize) len = freesize; // check size not to exceed MAX size.
while(1)
{
freesize = getSn_TX_FSR(sn);
tmp = getSn_SR(sn);
if ((tmp != SOCK_ESTABLISHED) && (tmp != SOCK_CLOSE_WAIT))
{
close(sn);
return SOCKERR_SOCKSTATUS;
}
if( (sock_io_mode & (1<<sn)) && (len > freesize) ) return SOCK_BUSY;
if(len <= freesize) break;
}
wiz_send_data(sn, buf, len);
#if _WIZCHIP_ == 5200
sock_next_rd[sn] = getSn_TX_RD(sn) + len;
#endif
#if _WIZCHIP_ == 5300
setSn_TX_WRSR(sn,len);
#endif
setSn_CR(sn,Sn_CR_SEND);
/* wait to process the command... */
while(getSn_CR(sn));
sock_is_sending |= (1 << sn);
//M20150409 : Explicit Type Casting
//return len;
return (int32_t)len;
}
void httpServer_run(uint8_t seqnum)
{
uint8_t s; // socket number
uint16_t len;
uint32_t gettime = 0;
#ifdef _HTTPSERVER_DEBUG_
uint8_t destip[4] = {0, };
uint16_t destport = 0;
#endif
http_request = (st_http_request *)pHTTP_RX; // Structure of HTTP Request
parsed_http_request = (st_http_request *)pHTTP_TX;
// Get the H/W socket number
s = getHTTPSocketNum(seqnum);
/* HTTP Service Start */
switch(getSn_SR(s))
{
case SOCK_ESTABLISHED:
// Interrupt clear
if(getSn_IR(s) & Sn_IR_CON)
{
setSn_IR(s, Sn_IR_CON);
}
// HTTP Process states
switch(HTTPSock_Status[seqnum].sock_status)
{
case STATE_HTTP_IDLE :
if ((len = getSn_RX_RSR(s)) > 0)
{
if (len > DATA_BUF_SIZE) len = DATA_BUF_SIZE;
len = recv(s, (uint8_t *)http_request, len);
*(((uint8_t *)http_request) + len) = '\0';
parse_http_request(parsed_http_request, (uint8_t *)http_request);
#ifdef _HTTPSERVER_DEBUG_
getSn_DIPR(s, destip);
destport = getSn_DPORT(s);
printf("\r\n");
printf("> HTTPSocket[%d] : HTTP Request received ", s);
printf("from %d.%d.%d.%d : %d\r\n", destip[0], destip[1], destip[2], destip[3], destport);
#endif
#ifdef _HTTPSERVER_DEBUG_
printf("> HTTPSocket[%d] : [State] STATE_HTTP_REQ_DONE\r\n", s);
#endif
// HTTP 'response' handler; includes send_http_response_header / body function
http_process_handler(s, parsed_http_request);
gettime = get_httpServer_timecount();
// Check the TX socket buffer for End of HTTP response sends
while(getSn_TX_FSR(s) != (getSn_TXBUF_SIZE(s)*1024))
{
if((get_httpServer_timecount() - gettime) > 3)
{
#ifdef _HTTPSERVER_DEBUG_
printf("> HTTPSocket[%d] : [State] STATE_HTTP_REQ_DONE: TX Buffer clear timeout\r\n", s);
#endif
break;
}
}
if(HTTPSock_Status[seqnum].file_len > 0) HTTPSock_Status[seqnum].sock_status = STATE_HTTP_RES_INPROC;
else HTTPSock_Status[seqnum].sock_status = STATE_HTTP_RES_DONE; // Send the 'HTTP response' end
}
break;
case STATE_HTTP_RES_INPROC :
/* Repeat: Send the remain parts of HTTP responses */
#ifdef _HTTPSERVER_DEBUG_
printf("> HTTPSocket[%d] : [State] STATE_HTTP_RES_INPROC\r\n", s);
#endif
// Repeatedly send remaining data to client
send_http_response_body(s, 0, http_response, 0, 0);
if(HTTPSock_Status[seqnum].file_len == 0) HTTPSock_Status[seqnum].sock_status = STATE_HTTP_RES_DONE;
break;
case STATE_HTTP_RES_DONE :
#ifdef _HTTPSERVER_DEBUG_
printf("> HTTPSocket[%d] : [State] STATE_HTTP_RES_DONE\r\n", s);
#endif
// Socket file info structure re-initialize
HTTPSock_Status[seqnum].file_len = 0;
HTTPSock_Status[seqnum].file_offset = 0;
HTTPSock_Status[seqnum].file_start = 0;
HTTPSock_Status[seqnum].sock_status = STATE_HTTP_IDLE;
//#ifdef _USE_SDCARD_
// f_close(&fs);
//#endif
#ifdef _USE_WATCHDOG_
HTTPServer_WDT_Reset();
#endif
http_disconnect(s);
break;
default :
break;
}
break;
case SOCK_CLOSE_WAIT:
#ifdef _HTTPSERVER_DEBUG_
printf("> HTTPSocket[%d] : ClOSE_WAIT\r\n", s); // if a peer requests to close the current connection
#endif
disconnect(s);
break;
case SOCK_CLOSED:
#ifdef _HTTPSERVER_DEBUG_
printf("> HTTPSocket[%d] : CLOSED\r\n", s);
#endif
if(socket(s, Sn_MR_TCP, HTTP_SERVER_PORT, 0x00) == s) /* Reinitialize the socket */
{
#ifdef _HTTPSERVER_DEBUG_
printf("> HTTPSocket[%d] : OPEN\r\n", s);
#endif
}
break;
case SOCK_INIT:
listen(s);
break;
case SOCK_LISTEN:
break;
default :
break;
} // end of switch
#ifdef _USE_WATCHDOG_
HTTPServer_WDT_Reset();
#endif
}
/**
@brief Analyse HTTP request and then services WEB.
*/
void process_HTTP(
SOCKET s, /**< http server socket */
uint8_t * buffer, /**< buffer pointer included http request */
uint16_t length /**< length of http request */
)
{
uint8_t * name;
uint16_t bytes_read;
TickType_t wait_send;
FIL source_file; /* File object for the source file */
parse_HTTP_request(pHTTPRequest, buffer); // After analysing request, convert into pHTTPRequest
/* method Analyse */
switch (pHTTPRequest->METHOD)
{
case METHOD_HEAD:
case METHOD_GET :
case METHOD_POST :
name = get_HTTP_URI_name(pHTTPRequest->URI);
if (!strcmp((const char *)name, "/")) strcpy((char *)name,"index.htm"); // If URI is "/", respond by index.htm
#ifdef WEB_DEBUG
if(strlen( (const char *)name) < MAX_INT_STR ) xSerialPrintf_P(PSTR("\r\nPAGE : %s "), name);
else xSerialPrint_P(PSTR("\r\nFILENAME TOO LONG"));
#endif
find_HTTP_URI_type(&pHTTPRequest->TYPE, name); //Check file type (HTML, TEXT, ICO, GIF, JPEG, ZIP are included)
// OK now we start to respond to the info we've decoded.
/* Open the specified file stored in the SD card FAT32 */
if (f_open(&source_file, (const TCHAR *)name, FA_OPEN_EXISTING | FA_READ))
{ // if file open failure
memcpy_P( (char *)pHTTPResponse, ERROR_HTML_PAGE, strnlen_P(ERROR_HTML_PAGE, FILE_BUFFER_SIZE) );
#ifdef WEB_DEBUG
xSerialPrint_P(PSTR("HTTP Unknown file or page.\r\n"));
xSerialPrintf_P(PSTR("HTTP Response...\r\n%s\r\nResponse Size: %u \r\n"), pHTTPResponse, strlen_P(ERROR_HTML_PAGE));
#endif
send( s, (const uint8_t*)pHTTPResponse, strlen_P(ERROR_HTML_PAGE));
}
else
{ // if file open success
make_HTTP_response_header( pHTTPResponse, pHTTPRequest->TYPE, source_file.fsize);
#ifdef WEB_DEBUG
xSerialPrintf_P(PSTR("HTTP Opened file: %s Source Size: %u \r\n"), name, source_file.fsize);
xSerialPrintf_P(PSTR("HTTP Response Header...\r\n%s\r\nResponse Header Size: %u \r\n"), pHTTPResponse, strlen((char*)pHTTPResponse ));
#endif
send(s, (const uint8_t*)pHTTPResponse, strlen((char*)pHTTPResponse ));
wait_send = xTaskGetTickCount();
while(getSn_TX_FSR(s)!= WIZCHIP_getTxMAX(s))
{
if( (xTaskGetTickCount() - wait_send) > (WEBSERVER_SOCKET_TIMEOUT / portTICK_PERIOD_MS) ) // wait up to 1.5 Sec
{
#ifdef WEB_DEBUG
xSerialPrint_P(PSTR("HTTP Response head send fail\r\n"));
#endif
break;
}
vTaskDelay( 0 ); // yield until next tick.
}
for (;;)
{
if ( f_read(&source_file, pHTTPResponse, (sizeof(uint8_t)*(FILE_BUFFER_SIZE) ), &bytes_read) || bytes_read == 0 )
break; // read error or reached end of file
if(pHTTPRequest->TYPE == PTYPE_HTML) // if we've got a html document, there might be some system variables to set
{
*(pHTTPResponse + bytes_read + 1) = 0; // make the buffer a string, null terminated
bytes_read = replace_sys_env_value(pHTTPResponse, bytes_read); // Replace html system environment value to real value
}
if (send(s, (const uint8_t*)pHTTPResponse, bytes_read) != bytes_read)
break; // TCP/IP send error
wait_send = xTaskGetTickCount();
while(getSn_TX_FSR(s)!= WIZCHIP_getTxMAX(s))
{
if( (xTaskGetTickCount() - wait_send) > (WEBSERVER_SOCKET_TIMEOUT / portTICK_PERIOD_MS) ) // wait up to 1.5 Sec
{
#ifdef WEB_DEBUG
xSerialPrint_P(PSTR("HTTP Response body send fail\r\n"));
#endif
break;
}
vTaskDelay( 0 ); // yield until next tick.
}
}
f_close(&source_file);
eeprom_busy_wait();
eeprom_update_dword( &pagesServed, eeprom_read_dword(&pagesServed) +1 );
}
break;
case METHOD_ERR :
memcpy_P( (char *)pHTTPResponse, ERROR_REQUEST_PAGE, strnlen_P(ERROR_REQUEST_PAGE, FILE_BUFFER_SIZE) );
#ifdef WEB_DEBUG
xSerialPrint_P(PSTR("HTTP Method Error.\r\n"));
xSerialPrintf_P(PSTR("HTTP Response...\r\n%s\r\nResponse Size: %u \r\n"), pHTTPResponse, strlen_P(ERROR_REQUEST_PAGE));
#endif
send( s, (const uint8_t*)pHTTPResponse, strlen_P(ERROR_REQUEST_PAGE));
break;
default :
break;
}
}
int32_t WIZCHIP_EXPORT(sendto)(uint8_t sn, uint8_t * buf, uint16_t len, uint8_t * addr, uint16_t port)
{
uint8_t tmp = 0;
uint16_t freesize = 0;
CHECK_SOCKNUM();
switch(getSn_MR(sn) & 0x0F)
{
case Sn_MR_UDP:
case Sn_MR_MACRAW:
break;
default:
return SOCKERR_SOCKMODE;
}
CHECK_SOCKDATA();
//M20140501 : For avoiding fatal error on memory align mismatched
//if(*((uint32_t*)addr) == 0) return SOCKERR_IPINVALID;
{
uint32_t taddr;
taddr = ((uint32_t)addr[0]) & 0x000000FF;
taddr = (taddr << 8) + ((uint32_t)addr[1] & 0x000000FF);
taddr = (taddr << 8) + ((uint32_t)addr[2] & 0x000000FF);
taddr = (taddr << 8) + ((uint32_t)addr[3] & 0x000000FF);
if (taddr == 0xFFFFFFFF || taddr == 0) return SOCKERR_IPINVALID;
}
//
if(port == 0) return SOCKERR_PORTZERO;
tmp = getSn_SR(sn);
if(tmp != SOCK_MACRAW && tmp != SOCK_UDP) return SOCKERR_SOCKSTATUS;
setSn_DIPR(sn,addr);
setSn_DPORT(sn,port);
freesize = getSn_TxMAX(sn);
if (len > freesize) len = freesize; // check size not to exceed MAX size.
while(1)
{
freesize = getSn_TX_FSR(sn);
if(getSn_SR(sn) == SOCK_CLOSED) return SOCKERR_SOCKCLOSED;
if( (sock_io_mode & (1<<sn)) && (len > freesize) ) return SOCK_BUSY;
if(len <= freesize) break;
MICROPY_THREAD_YIELD();
};
wiz_send_data(sn, buf, len);
#if _WIZCHIP_ == 5200 // for W5200 ARP errata
setSUBR(wizchip_getsubn());
#endif
setSn_CR(sn,Sn_CR_SEND);
/* wait to process the command... */
while(getSn_CR(sn));
while(1)
{
tmp = getSn_IR(sn);
if(tmp & Sn_IR_SENDOK)
{
setSn_IR(sn, Sn_IR_SENDOK);
break;
}
//M:20131104
//else if(tmp & Sn_IR_TIMEOUT) return SOCKERR_TIMEOUT;
else if(tmp & Sn_IR_TIMEOUT)
{
setSn_IR(sn, Sn_IR_TIMEOUT);
#if _WIZCHIP_ == 5200 // for W5200 ARP errata
setSUBR((uint8_t*)"\x00\x00\x00\x00");
#endif
return SOCKERR_TIMEOUT;
}
////////////
MICROPY_THREAD_YIELD();
}
#if _WIZCHIP_ == 5200 // for W5200 ARP errata
setSUBR((uint8_t*)"\x00\x00\x00\x00");
#endif
return len;
}
/**
@brief This function used to send the data in TCP mode
@return 1 for success else 0.
*/
uint16 send(
SOCKET s, /**< the socket index */
const uint8 * buf, /**< a pointer to data */
uint16 len /**< the data size to be send */
)
{
uint8 status=0;
uint16 ret=0;
uint16 freesize=0;
#ifdef __DEF_IINCHIP_DBG__
printf("send()\r\n");
#endif
if (len > IINCHIP_TxMAX) ret = IINCHIP_TxMAX; // check size not to exceed MAX size.
else ret = len;
// if freebuf is available, start.
do
{
freesize = getSn_TX_FSR(s);
status = wiz_read_byte(Sn_SR(s));
if ((status != SOCK_ESTABLISHED) && (status != SOCK_CLOSE_WAIT))
{
ret = 0;
break;
}
#ifdef __DEF_IINCHIP_DBG__
printf("socket %d freesize(%d) empty or error\r\n", s, freesize);
#endif
} while (freesize < ret);
// copy data
send_data_processing(s, (uint8 *)buf, ret);
/* ------- */
/* +2008.01 bj */
#ifdef __DEF_IINCHIP_INT__
while ( (getISR(s) & Sn_IR_SEND_OK) != Sn_IR_SEND_OK )
#else
while ( (wiz_read_byte(Sn_IR(s)) & Sn_IR_SEND_OK) != Sn_IR_SEND_OK )
#endif
{
/* m2008.01 [bj] : reduce code */
if ( wiz_read_byte(Sn_SR(s)) == SOCK_CLOSED )
{
#ifdef __DEF_IINCHIP_DBG__
printf("SOCK_CLOSED.\r\n");
#endif
close(s);
return 0;
}
}
/* +2008.01 bj */
#ifdef __DEF_IINCHIP_INT__
putISR(s, getISR(s) & (~Sn_IR_SEND_OK));
#else
wiz_write_byte(Sn_IR(s), Sn_IR_SEND_OK);
#endif
return ret;
}