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Diffstat (limited to 'firmwares/wifishield/wifiHD/src/ard_utils.c')
-rw-r--r--firmwares/wifishield/wifiHD/src/ard_utils.c347
1 files changed, 0 insertions, 347 deletions
diff --git a/firmwares/wifishield/wifiHD/src/ard_utils.c b/firmwares/wifishield/wifiHD/src/ard_utils.c
deleted file mode 100644
index c2937d8..0000000
--- a/firmwares/wifishield/wifiHD/src/ard_utils.c
+++ /dev/null
@@ -1,347 +0,0 @@
-/*
- * ard_utils.c
- *
- * Created on: Jul 4, 2010
- * Author: mlf by Metodo2 srl
- */
-//#define _APP_DEBUG_
-
-#include "lwip/pbuf.h"
-#include "wifi_spi.h"
-#include "ard_utils.h"
-#include "debug.h"
-#include "ard_spi.h"
-#include "ard_tcp.h"
-
-#define MAX_PBUF_STORED 30
-
-tData pBufStore[MAX_PBUF_STORED][MAX_SOCK_NUM];
-
-unsigned char headBuf[MAX_SOCK_NUM] = {0};
-unsigned char tailBuf[MAX_SOCK_NUM] = {0};
-
-#define IS_BUF_AVAIL(x) (tailBuf[x] != headBuf[x])
-#define IS_BUF_EMPTY(x) ((tailBuf[x] == 0) && (headBuf[x] == 0))
-
-void init_pBuf()
-{
- memset(pBufStore, 0, sizeof(pBufStore));
-}
-
-uint8_t* insertBuf(uint8_t sock, uint8_t* buf, uint16_t len)
-{
- DUMP(buf,len);
- if (sock>= MAX_SOCK_NUM)
- {
- WARN("Sock out of range: sock=%d", sock);
- return NULL;
- }
- if (pBufStore[headBuf[sock]][sock].data != NULL)
- {
- WARN("Overwriting buffer %p idx:%d!\n", pBufStore[headBuf[sock]][sock].data, headBuf[sock]);
- // to avoid memory leak free the oldest buffer
- freetDataIdx(headBuf[sock], sock);
- }
-
- u8_t* p = (u8_t*)calloc(len,sizeof(u8_t));
- if(p != NULL) {
- memcpy(p, buf, len);
-
- pBufStore[headBuf[sock]][sock].data = p;
- pBufStore[headBuf[sock]][sock].len = len;
- pBufStore[headBuf[sock]][sock].idx = 0;
- pBufStore[headBuf[sock]][sock].pcb = getTTCP(sock, TTCP_MODE_TRANSMIT);
- headBuf[sock]++;
-
- if (headBuf[sock] == MAX_PBUF_STORED)
- headBuf[sock] = 0;
- if (headBuf[sock] == tailBuf[sock])
- {
- WARN("Avoid to Overwrite data [%d-%d]!\n", headBuf[sock], tailBuf[sock]);
- if (headBuf[sock] != 0)
- --headBuf[sock];
- else
- headBuf[sock] = MAX_PBUF_STORED-1;
- }
- INFO_UTIL("Insert[%d]: %p:%d-%d [%d,%d]\n", sock, p, len, p[0], headBuf[sock], tailBuf[sock]);
- }
- return p;
-}
-
-
-uint16_t calcMergeLen(uint8_t sock)
-{
- uint16_t len = 0;
-
- unsigned char index = tailBuf[sock];
- do {
- if (pBufStore[index][sock].data != NULL)
- {
- len += pBufStore[index][sock].len;
- len -= pBufStore[index][sock].idx;
- INFO_UTIL_VER(" [%d]: len:%d idx:%d tot:%d\n", sock, pBufStore[index][sock].len, pBufStore[index][sock].idx, len);
- }
- ++index;
- if (index == MAX_PBUF_STORED)
- index = 0;
- }while (index!=headBuf[sock]);
- return len;
-}
-
-uint16_t clearBuf(uint8_t sock)
-{
- uint16_t len = 0;
-
- unsigned char index = tailBuf[sock];
- do {
- if (pBufStore[index][sock].data != NULL)
- {
- freetDataIdx(index,sock);
- }
- ++index;
- if (index == MAX_PBUF_STORED)
- index = 0;
- }while (index!=headBuf[sock]);
- tailBuf[sock]=index;
- return len;
-}
-
-uint8_t* mergeBuf(uint8_t sock, uint8_t** buf, uint16_t* _len)
-{
- uint16_t len = calcMergeLen(sock);
- uint8_t* p = (u8_t*)calloc(len,sizeof(u8_t));
- uint8_t* _p = p;
- if(p != NULL) {
- unsigned char index = tailBuf[sock];
- do {
- if (pBufStore[index][sock].data != NULL)
- {
- memcpy(p, pBufStore[index][sock].data, pBufStore[index][sock].len);
- p += pBufStore[index][sock].len;
- }
- ++index;
- if (index == MAX_PBUF_STORED)
- index = 0;
- }while (index!=headBuf[sock]);
- }
- DUMP(_p,len);
- if (buf != NULL)
- *buf = _p;
- if (_len != NULL)
- *_len = len;
- return _p;
-}
-
-uint8_t* insert_pBuf(struct pbuf* q, uint8_t sock, void* _pcb)
-{
- if (q == NULL)
- return NULL;
-
- if (pBufStore[headBuf[sock]][sock].data != NULL)
- {
- WARN("Overwriting buffer %p idx:%d!\n", pBufStore[headBuf[sock]][sock].data, headBuf[sock]);
- // to avoid memory leak free the oldest buffer
- freetDataIdx(headBuf[sock], sock);
- }
-
- u8_t* p = (u8_t*)calloc(q->tot_len,sizeof(u8_t));
- if(p != NULL) {
- if (pbuf_copy_partial(q, p, q->tot_len,0) != q->tot_len) {
- WARN("pbuf_copy_partial failed: src:%p, dst:%p, len:%d\n", q, p, q->tot_len);
- free(p);
- p = NULL;
- return p;
- }
-
- pBufStore[headBuf[sock]][sock].data = p;
- pBufStore[headBuf[sock]][sock].len = q->tot_len;
- pBufStore[headBuf[sock]][sock].idx = 0;
- pBufStore[headBuf[sock]][sock].pcb = _pcb;
- headBuf[sock]++;
-
- if (headBuf[sock] == MAX_PBUF_STORED)
- headBuf[sock] = 0;
- if (headBuf[sock] == tailBuf[sock])
- {
- WARN("Avoid to Overwrite data [%d-%d]!\n", headBuf[sock], tailBuf[sock]);
- if (headBuf[sock] != 0)
- --headBuf[sock];
- else
- headBuf[sock] = MAX_PBUF_STORED-1;
- }
- INFO_UTIL("Insert[%d]: %p:%d-%d [%d,%d]\n", sock, p, q->tot_len, p[0], headBuf[sock], tailBuf[sock]);
- }
- return p;
-}
-
-void dumpPbuf(uint8_t sock)
-{
- unsigned char index = tailBuf[sock];
- printk("headBuf=%d tailBuf=%d\n", headBuf[sock], tailBuf[sock]);
- do {
- if (pBufStore[index][sock].data != NULL)
- {
- printk("%d] pcb:%p Buf: %p Len:%d\n", pBufStore[index][sock].idx, pBufStore[index][sock].pcb,
- pBufStore[index][sock].data, pBufStore[index][sock].len);
- }
- ++index;
- if (index == MAX_PBUF_STORED)
- index = 0;
- }while (index!=headBuf[sock]);
-}
-
-tData* get_pBuf(uint8_t sock)
-{
- if (IS_BUF_EMPTY(sock))
- return NULL;
-
- if (IS_BUF_AVAIL(sock))
- {
- tData* p = &(pBufStore[tailBuf[sock]][sock]);
- INFO_UTIL_VER("%p [%d,%d]\n", p, headBuf[sock], tailBuf[sock]);
- return p;
- }
- return NULL;
-}
-
-void freetData(void * buf, uint8_t sock)
-{
- if (buf==NULL)
- {
- WARN("Buf == NULL!");
- return;
- }
-
- pBufStore[tailBuf[sock]][sock].data = NULL;
- pBufStore[tailBuf[sock]][sock].len = 0;
- pBufStore[tailBuf[sock]][sock].idx = 0;
- pBufStore[tailBuf[sock]][sock].pcb = 0;
-
- if (++tailBuf[sock] == MAX_PBUF_STORED)
- tailBuf[sock] = 0;
- INFO_UTIL("%p [%d,%d]\n", buf, headBuf[sock], tailBuf[sock]);
- free(buf);
-}
-
-void freetDataIdx(uint8_t idxBuf, uint8_t sock)
-{
- if (idxBuf >=MAX_PBUF_STORED)
- {
- WARN("idxBuf out of range: %d\n", idxBuf);
- return;
- }
-
- void * buf = pBufStore[idxBuf][sock].data;
-
- INFO_UTIL("%p idx:%d\n", buf, idxBuf);
-
- free(buf);
-
- pBufStore[idxBuf][sock].data = 0;
- pBufStore[idxBuf][sock].len = 0;
- pBufStore[idxBuf][sock].idx = 0;
- pBufStore[idxBuf][sock].pcb = 0;
-}
-
-
-void ack_recved(void* pcb, int len);
-
-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);
-}
-
-
-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)
- {
- INFO_UTIL("Free %p other buf %d tail:%d head:%d\n",
- p->data, IS_BUF_AVAIL(sock), tailBuf[sock], headBuf[sock]);
- ackAndFreeData(p->pcb, p->len, sock, p->data);
- return (IS_BUF_AVAIL(sock));
- }else{
- return true;
- }
- }
- return false;
-}
-
-uint16_t getAvailTcpDataByte(uint8_t sock)
-{
- uint16_t len = calcMergeLen(sock);
- INFO_UTIL_VER("Availabled data: %d\n", len);
- return len;
-}
-
-
-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);
- if (p->idx == p->len)
- ackAndFreeData(p->pcb, p->len, sock, p->data);
- return true;
- }else{
- ackAndFreeData(p->pcb, p->len, sock, p->data);
- }
- }
- return false;
-}
-
-bool getTcpData(uint8_t sock, void** payload, uint16_t* len)
-{
- tData* p = NULL;
- p = get_pBuf(sock);
- if (p != NULL)
- {
- *payload = p->data;
- *len = p->len;
- return true;
- }
- return false;
-}
-
-bool freeTcpData(uint8_t sock)
-{
- tData* p = NULL;
- p = get_pBuf(sock);
- if (p != NULL)
- {
- ackAndFreeData(p->pcb, p->len, sock, p->data);
- return true;
- }
- return false;
-}
-
-void freeAllTcpData(uint8_t sock)
-{
- tData* p = NULL;
- do{
- p = get_pBuf(sock);
- if (p != NULL)
- freetData(p->data, sock);
- }while(p!=NULL);
-}
-
-
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