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1.ttyusb优化

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payton 2023-08-22 17:55:26 +08:00
parent 878ee89221
commit 4e18af6e26
2 changed files with 58 additions and 8 deletions
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12
code/application/source/sf_app/code/include/sf_hal_ttyusb.h
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@ -61,6 +61,16 @@ typedef struct sf_SERIAL_DATA_FRAME_TYPE_S {
}SF_SERIAL_DATA_FRAME_TYPE_S; }SF_SERIAL_DATA_FRAME_TYPE_S;
typedef struct sf_TTY_DATA_TYPE_S {
int waitMs;
unsigned int len;
unsigned int lenMax;
char *cmp;
char *cmperr;
char *data;
}SF_TTY_DATA_TYPE_S;
SINT32 sf_hal_ttyusb2_init(void); SINT32 sf_hal_ttyusb2_init(void);
SINT32 sf_hal_ttyusb2_write(SF_CHAR *sendBuf, SINT32 dataLen); SINT32 sf_hal_ttyusb2_write(SF_CHAR *sendBuf, SINT32 dataLen);
@ -77,7 +87,7 @@ SINT32 sf_hal_uart_read(SF_CHAR *recvBuf, SINT32 waitMs);
SINT32 sf_hal_uart_deinit(void); SINT32 sf_hal_uart_deinit(void);
SINT32 sf_hal_ttyusb2_read_buf(SF_TTY_DATA_TYPE_S *recv);
#ifdef __cplusplus #ifdef __cplusplus
#if __cplusplus #if __cplusplus

54
code/application/source/sf_app/code/source/ttyusb/sf_hal_ttyusb.c
View File

@ -249,10 +249,10 @@ static SINT32 hal_ttyusb_read(SINT32 fd, SF_CHAR *recvBuf, SINT32 waitTime)
SINT32 s32ret = 0; SINT32 s32ret = 0;
fd_set read_fds; fd_set read_fds;
struct timeval TimeoutVal; struct timeval TimeoutVal;
if(waitTime > 0) //if(waitTime > 0)
sf_sleep_ms(waitTime); // sf_sleep_ms(waitTime);
while(waitTime--) //while(waitTime--)
{ {
@ -275,13 +275,13 @@ static SINT32 hal_ttyusb_read(SINT32 fd, SF_CHAR *recvBuf, SINT32 waitTime)
} }
else if (s32ret < 0) { else if (s32ret < 0) {
//MLOGE(" select failed\n"); //MLOGE(" select failed\n");
//return SF_FAILURE; return SF_FAILURE;
continue; //continue;
} }
else if (0 == s32ret) { else if (0 == s32ret) {
//MLOGW("FIFO select timeout [%d]\n",waitTime); //MLOGW("FIFO select timeout [%d]\n",waitTime);
//return SF_FAILURE; return SF_FAILURE;
continue; //continue;
} }
} }
@ -415,6 +415,46 @@ SINT32 sf_hal_uart_deinit(void)
return hal_ttyusb_destory(UartFd); return hal_ttyusb_destory(UartFd);
} }
SINT32 sf_hal_ttyusb2_read_buf(SF_TTY_DATA_TYPE_S *recv)
{
//SF_PDT_PARAM_CFG_S *sfParam = sf_customer_param_get();
SINT32 s32ret = 0;
fd_set read_fds;
struct timeval TimeoutVal;
int waitTime = 2;
unsigned int dataL = 0;
FD_ZERO(&read_fds);
FD_SET(TtyUSB2Fd, &read_fds);
TimeoutVal.tv_sec = 0;
TimeoutVal.tv_usec = (recv->waitMs)*1000;
while(waitTime--)
{
s32ret = select(TtyUSB2Fd + 1, &read_fds, NULL, NULL, &TimeoutVal);
if (s32ret > 0) {
if (FD_ISSET(TtyUSB2Fd, &read_fds)) {
s32ret = read(TtyUSB2Fd, recv->data+dataL, recv->lenMax);
dataL += strlen(recv->data);
if ((((dataL) >= (recv->len)) && (strstr(recv->data, recv->cmp))) || (strstr(recv->data, recv->cmperr))) {
break;
}
}
}
else if (s32ret < 0) {
MLOGE(" select failed\n");
continue;
}
else if (0 == s32ret) {
MLOGW("FIFO select timeout [%d]\n",waitTime);
continue;
}
}
FD_CLR(TtyUSB2Fd, &read_fds);
return SF_SUCCESS;
}
#ifdef __cplusplus #ifdef __cplusplus
#if __cplusplus #if __cplusplus
} }