同步逐飞库部分接口到v370版本
This commit is contained in:
@@ -34,6 +34,7 @@
|
||||
********************************************************************************************************************/
|
||||
|
||||
#include "zf_common_debug.h"
|
||||
|
||||
#include "zf_common_fifo.h"
|
||||
|
||||
//-------------------------------------------------------------------------------------------------------------------
|
||||
@@ -81,33 +82,26 @@ static void fifo_end_offset (fifo_struct *fifo, uint32 offset)
|
||||
//-------------------------------------------------------------------------------------------------------------------
|
||||
fifo_state_enum fifo_clear (fifo_struct *fifo)
|
||||
{
|
||||
zf_assert(fifo != NULL);
|
||||
fifo_state_enum return_state = FIFO_SUCCESS;
|
||||
zf_assert(NULL != fifo);
|
||||
fifo_state_enum return_state = FIFO_SUCCESS; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
|
||||
do
|
||||
{
|
||||
if(FIFO_CLEAR & fifo->execution)
|
||||
{
|
||||
return_state = FIFO_CLEAR_UNDO;
|
||||
break;
|
||||
}
|
||||
fifo->execution |= FIFO_CLEAR;
|
||||
fifo->head = 0;
|
||||
fifo->end = 0;
|
||||
fifo->size = fifo->max;
|
||||
// if(FIFO_IDLE != fifo->execution) // <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD><C7B7><EFBFBD>ǰ FIFO <20>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>
|
||||
// {
|
||||
// return_state = FIFO_RESET_UNDO; // <20><><EFBFBD>ò<EFBFBD><C3B2><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
|
||||
// break;
|
||||
// }
|
||||
fifo->execution |= FIFO_RESET; // <20><><EFBFBD>ò<EFBFBD><C3B2><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
fifo->head = 0; // <20><><EFBFBD><EFBFBD> FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5>λ
|
||||
fifo->end = 0; // <20><><EFBFBD><EFBFBD> FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5>λ
|
||||
fifo->size = fifo->max; // <20><><EFBFBD><EFBFBD> FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5>λ
|
||||
switch(fifo->type)
|
||||
{
|
||||
case FIFO_DATA_8BIT:
|
||||
memset(fifo->buffer, 0, fifo->max);
|
||||
break;
|
||||
case FIFO_DATA_16BIT:
|
||||
memset(fifo->buffer, 0, fifo->max * 2);
|
||||
break;
|
||||
case FIFO_DATA_32BIT:
|
||||
memset(fifo->buffer, 0, fifo->max * 4);
|
||||
break;
|
||||
case FIFO_DATA_8BIT: memset(fifo->buffer, 0, fifo->max); break;
|
||||
case FIFO_DATA_16BIT: memset(fifo->buffer, 0, fifo->max * 2); break;
|
||||
case FIFO_DATA_32BIT: memset(fifo->buffer, 0, fifo->max * 4); break;
|
||||
}
|
||||
// memset(fifo->buffer, 0, fifo->max);
|
||||
fifo->execution &= ~FIFO_CLEAR;
|
||||
fifo->execution = FIFO_IDLE; // <20><><EFBFBD><EFBFBD>״̬<D7B4><CCAC>λ
|
||||
}while(0);
|
||||
return return_state;
|
||||
}
|
||||
@@ -122,7 +116,7 @@ fifo_state_enum fifo_clear (fifo_struct *fifo)
|
||||
uint32 fifo_used (fifo_struct *fifo)
|
||||
{
|
||||
zf_assert(fifo != NULL);
|
||||
return (fifo->max - fifo->size);
|
||||
return (fifo->max - fifo->size); // <20><><EFBFBD>ص<EFBFBD>ǰ FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݸ<EFBFBD><DDB8><EFBFBD>
|
||||
}
|
||||
|
||||
//-------------------------------------------------------------------------------------------------------------------
|
||||
@@ -135,40 +129,34 @@ uint32 fifo_used (fifo_struct *fifo)
|
||||
//-------------------------------------------------------------------------------------------------------------------
|
||||
fifo_state_enum fifo_write_element (fifo_struct *fifo, uint32 dat)
|
||||
{
|
||||
zf_assert(fifo != NULL);
|
||||
fifo_state_enum return_state = FIFO_SUCCESS;
|
||||
zf_assert(NULL != fifo);
|
||||
fifo_state_enum return_state = FIFO_SUCCESS; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
|
||||
|
||||
do
|
||||
{
|
||||
if(FIFO_WRITE & fifo->execution)
|
||||
if((FIFO_RESET | FIFO_WRITE) & fifo->execution) // <20><><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ <20><><EFBFBD><EFBFBD>д<EFBFBD>뾺<EFBFBD><EBBEBA><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
{
|
||||
return_state = FIFO_WRITE_UNDO;
|
||||
return_state = FIFO_WRITE_UNDO; // д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
|
||||
break;
|
||||
}
|
||||
fifo->execution |= FIFO_WRITE;
|
||||
fifo->execution |= FIFO_WRITE; // д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
|
||||
if(1 <= fifo->size) // ʣ<><CAA3><EFBFBD>ռ<EFBFBD><D5BC>㹻װ<E3B9BB>±<EFBFBD><C2B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
{
|
||||
switch(fifo->type)
|
||||
{
|
||||
case FIFO_DATA_8BIT:
|
||||
((uint8 *)fifo->buffer)[fifo->head] = dat;
|
||||
break;
|
||||
case FIFO_DATA_16BIT:
|
||||
((uint16 *)fifo->buffer)[fifo->head] = dat;
|
||||
break;
|
||||
case FIFO_DATA_32BIT:
|
||||
((uint32 *)fifo->buffer)[fifo->head] = dat;
|
||||
break;
|
||||
case FIFO_DATA_8BIT: ((uint8 *)fifo->buffer)[fifo->head] = dat; break;
|
||||
case FIFO_DATA_16BIT: ((uint16 *)fifo->buffer)[fifo->head] = dat; break;
|
||||
case FIFO_DATA_32BIT: ((uint32 *)fifo->buffer)[fifo->head] = dat; break;
|
||||
}
|
||||
fifo_head_offset(fifo, 1); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
|
||||
fifo->size -= 1; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʣ<EFBFBD><EFBFBD>ȼ<EFBFBD>С
|
||||
}
|
||||
else
|
||||
{
|
||||
return_state = FIFO_SPACE_NO_ENOUGH;
|
||||
return_state = FIFO_SPACE_NO_ENOUGH; // <20><>ǰ FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>ؿռ䲻<D5BC><E4B2BB>
|
||||
}
|
||||
fifo->execution &= ~FIFO_WRITE;
|
||||
fifo->execution &= ~FIFO_WRITE; // д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
}while(0);
|
||||
|
||||
return return_state;
|
||||
@@ -185,25 +173,25 @@ fifo_state_enum fifo_write_element (fifo_struct *fifo, uint32 dat)
|
||||
//-------------------------------------------------------------------------------------------------------------------
|
||||
fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length)
|
||||
{
|
||||
zf_assert(fifo != NULL);
|
||||
fifo_state_enum return_state = FIFO_SUCCESS;
|
||||
zf_assert(NULL != fifo);
|
||||
fifo_state_enum return_state = FIFO_SUCCESS; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
|
||||
uint32 temp_length = 0;
|
||||
|
||||
do
|
||||
{
|
||||
if(NULL == dat)
|
||||
{
|
||||
return_state = FIFO_BUFFER_NULL;
|
||||
return_state = FIFO_BUFFER_NULL; // <20>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>쳣
|
||||
break;
|
||||
}
|
||||
if(FIFO_WRITE & fifo->execution)
|
||||
if((FIFO_RESET | FIFO_WRITE) & fifo->execution) // <20><><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ <20><><EFBFBD><EFBFBD>д<EFBFBD>뾺<EFBFBD><EBBEBA><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
{
|
||||
return_state = FIFO_WRITE_UNDO;
|
||||
return_state = FIFO_WRITE_UNDO; // д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
|
||||
break;
|
||||
}
|
||||
fifo->execution |= FIFO_WRITE;
|
||||
fifo->execution |= FIFO_WRITE; // д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
|
||||
if(length <= fifo->size) // ʣ<><CAA3><EFBFBD>ռ<EFBFBD><D5BC>㹻װ<E3B9BB>±<EFBFBD><C2B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
if(length <= fifo->size) // ʣ<><CAA3><EFBFBD>ռ<EFBFBD><D5BC>㹻װ<E3B9BB>±<EFBFBD><C2B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
{
|
||||
temp_length = fifo->max - fifo->head; // <20><><EFBFBD><EFBFBD>ͷָ<CDB7><D6B8><EFBFBD><EFBFBD><EFBFBD>뻺<EFBFBD><EBBBBA><EFBFBD><EFBFBD>β<EFBFBD><CEB2><EFBFBD>ж<EFBFBD><D0B6>ٿռ<D9BF>
|
||||
|
||||
@@ -212,6 +200,7 @@ fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length)
|
||||
switch(fifo->type)
|
||||
{
|
||||
case FIFO_DATA_8BIT:
|
||||
{
|
||||
memcpy(
|
||||
&(((uint8 *)fifo->buffer)[fifo->head]),
|
||||
dat, temp_length); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
@@ -221,8 +210,9 @@ fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length)
|
||||
&(((uint8 *)dat)[temp_length]),
|
||||
length - temp_length); // <20><><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
fifo_head_offset(fifo, length - temp_length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
|
||||
break;
|
||||
}break;
|
||||
case FIFO_DATA_16BIT:
|
||||
{
|
||||
memcpy(
|
||||
&(((uint16 *)fifo->buffer)[fifo->head]),
|
||||
dat, temp_length * 2); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
@@ -232,8 +222,9 @@ fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length)
|
||||
&(((uint16 *)dat)[temp_length]),
|
||||
(length - temp_length) * 2); // <20><><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
fifo_head_offset(fifo, length - temp_length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
|
||||
break;
|
||||
}break;
|
||||
case FIFO_DATA_32BIT:
|
||||
{
|
||||
memcpy(
|
||||
&(((uint32 *)fifo->buffer)[fifo->head]),
|
||||
dat, temp_length * 4); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
@@ -243,7 +234,7 @@ fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length)
|
||||
&(((uint32 *)dat)[temp_length]),
|
||||
(length - temp_length) * 4); // <20><><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
fifo_head_offset(fifo, length - temp_length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
|
||||
break;
|
||||
}break;
|
||||
}
|
||||
}
|
||||
else
|
||||
@@ -251,35 +242,36 @@ fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length)
|
||||
switch(fifo->type)
|
||||
{
|
||||
case FIFO_DATA_8BIT:
|
||||
{
|
||||
memcpy(
|
||||
&(((uint8 *)fifo->buffer)[fifo->head]),
|
||||
dat, length); // һ<><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4>
|
||||
fifo_head_offset(fifo, length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
|
||||
break;
|
||||
}break;
|
||||
case FIFO_DATA_16BIT:
|
||||
{
|
||||
memcpy(
|
||||
&(((uint16 *)fifo->buffer)[fifo->head]),
|
||||
dat, length * 2); // һ<><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4>
|
||||
fifo_head_offset(fifo, length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
|
||||
break;
|
||||
}break;
|
||||
case FIFO_DATA_32BIT:
|
||||
{
|
||||
memcpy(
|
||||
&(((uint32 *)fifo->buffer)[fifo->head]),
|
||||
dat, length * 4); // һ<><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4>
|
||||
fifo_head_offset(fifo, length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
|
||||
break;
|
||||
}break;
|
||||
}
|
||||
// memcpy(&fifo->buffer[fifo->head], dat, length); // һ<><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4>
|
||||
// fifo_head_offset(fifo, length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
|
||||
}
|
||||
|
||||
fifo->size -= length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʣ<EFBFBD><EFBFBD>ȼ<EFBFBD>С
|
||||
}
|
||||
else
|
||||
{
|
||||
return_state = FIFO_SPACE_NO_ENOUGH;
|
||||
return_state = FIFO_SPACE_NO_ENOUGH; // <20><>ǰ FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>ؿռ䲻<D5BC><E4B2BB>
|
||||
}
|
||||
fifo->execution &= ~FIFO_WRITE;
|
||||
fifo->execution &= ~FIFO_WRITE; // д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
}while(0);
|
||||
|
||||
return return_state;
|
||||
@@ -296,50 +288,52 @@ fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length)
|
||||
//-------------------------------------------------------------------------------------------------------------------
|
||||
fifo_state_enum fifo_read_element (fifo_struct *fifo, void *dat, fifo_operation_enum flag)
|
||||
{
|
||||
zf_assert(fifo != NULL);
|
||||
fifo_state_enum return_state = FIFO_SUCCESS;
|
||||
zf_assert(NULL != fifo);
|
||||
fifo_state_enum return_state = FIFO_SUCCESS; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
|
||||
|
||||
do
|
||||
{
|
||||
if(NULL == dat)
|
||||
{
|
||||
return_state = FIFO_BUFFER_NULL;
|
||||
break;
|
||||
return_state = FIFO_BUFFER_NULL; // <20>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>쳣
|
||||
}
|
||||
fifo->execution |= FIFO_READ;
|
||||
|
||||
if(1 > fifo_used(fifo))
|
||||
else
|
||||
{
|
||||
return_state = FIFO_DATA_NO_ENOUGH; // <20><>־<EFBFBD><D6BE><EFBFBD>ݲ<EFBFBD><EFBFBD><EFBFBD>
|
||||
}
|
||||
|
||||
switch(fifo->type)
|
||||
{
|
||||
case FIFO_DATA_8BIT:
|
||||
*((uint8 *)dat) = ((uint8 *)fifo->buffer)[fifo->end];
|
||||
break;
|
||||
case FIFO_DATA_16BIT:
|
||||
*((uint16 *)dat) = ((uint16 *)fifo->buffer)[fifo->end];
|
||||
break;
|
||||
case FIFO_DATA_32BIT:
|
||||
*((uint32 *)dat) = ((uint32 *)fifo->buffer)[fifo->end];
|
||||
break;
|
||||
}
|
||||
|
||||
if(flag == FIFO_READ_AND_CLEAN) // <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FIFO ״̬
|
||||
{
|
||||
if(FIFO_CLEAR & fifo->execution)
|
||||
if((FIFO_RESET | FIFO_CLEAR) & fifo->execution) // <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD><C7B7><EFBFBD>ǰ FIFO <20>Ƿ<EFBFBD><C7B7><EFBFBD>ִ<EFBFBD><D6B4><EFBFBD><EFBFBD><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD>ò<EFBFBD><EFBFBD><EFBFBD>
|
||||
{
|
||||
return_state = FIFO_CLEAR_UNDO;
|
||||
return_state = FIFO_READ_UNDO; // <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
|
||||
break;
|
||||
}
|
||||
fifo->execution |= FIFO_CLEAR;
|
||||
|
||||
if(1 > fifo_used(fifo))
|
||||
{
|
||||
return_state = FIFO_DATA_NO_ENOUGH; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݳ<EFBFBD><DDB3>Ȳ<EFBFBD><C8B2><EFBFBD>
|
||||
break; // ֱ<><D6B1><EFBFBD>˳<EFBFBD><CBB3><EFBFBD><EFBFBD><EFBFBD>
|
||||
}
|
||||
|
||||
fifo->execution |= FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
switch(fifo->type)
|
||||
{
|
||||
case FIFO_DATA_8BIT: *((uint8 *)dat) = ((uint8 *)fifo->buffer)[fifo->end]; break;
|
||||
case FIFO_DATA_16BIT: *((uint16 *)dat) = ((uint16 *)fifo->buffer)[fifo->end]; break;
|
||||
case FIFO_DATA_32BIT: *((uint32 *)dat) = ((uint32 *)fifo->buffer)[fifo->end]; break;
|
||||
}
|
||||
fifo->execution &= ~FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
}
|
||||
|
||||
if(FIFO_READ_AND_CLEAN == flag) // <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FIFO ״̬
|
||||
{
|
||||
if((FIFO_RESET | FIFO_CLEAR | FIFO_READ) == fifo->execution) // <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><>ȡ ״̬ <20><><EFBFBD><EFBFBD><EFBFBD>쳣
|
||||
{
|
||||
return_state = FIFO_CLEAR_UNDO; // <20><><EFBFBD>ղ<EFBFBD><D5B2><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
|
||||
break;
|
||||
}
|
||||
fifo->execution |= FIFO_CLEAR; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
fifo_end_offset(fifo, 1); // <20>ƶ<EFBFBD> FIFO ͷָ<CDB7><D6B8>
|
||||
fifo->size += 1;
|
||||
fifo->execution &= ~FIFO_CLEAR;
|
||||
fifo->size += 1; // <20>ͷŶ<CDB7>Ӧ<EFBFBD><D3A6><EFBFBD>ȿռ<C8BF>
|
||||
fifo->execution &= ~FIFO_CLEAR; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
}
|
||||
}while(0);
|
||||
fifo->execution &= FIFO_READ;
|
||||
|
||||
return return_state;
|
||||
}
|
||||
@@ -356,78 +350,87 @@ fifo_state_enum fifo_read_element (fifo_struct *fifo, void *dat, fifo_operation_
|
||||
//-------------------------------------------------------------------------------------------------------------------
|
||||
fifo_state_enum fifo_read_buffer (fifo_struct *fifo, void *dat, uint32 *length, fifo_operation_enum flag)
|
||||
{
|
||||
zf_assert(fifo != NULL);
|
||||
zf_assert(length != NULL);
|
||||
fifo_state_enum return_state = FIFO_SUCCESS;
|
||||
uint32 temp_length;
|
||||
uint32 fifo_data_length;
|
||||
zf_assert(NULL != fifo);
|
||||
zf_assert(NULL != length);
|
||||
fifo_state_enum return_state = FIFO_SUCCESS; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
|
||||
uint32 temp_length = 0;
|
||||
uint32 fifo_data_length = 0;
|
||||
|
||||
do
|
||||
{
|
||||
if(NULL == dat)
|
||||
{
|
||||
return_state = FIFO_BUFFER_NULL;
|
||||
break;
|
||||
}
|
||||
fifo->execution |= FIFO_READ;
|
||||
|
||||
fifo_data_length = fifo_used(fifo);
|
||||
|
||||
if(*length > fifo_data_length)
|
||||
{
|
||||
*length = fifo_data_length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>ij<EFBFBD><C4B3><EFBFBD>
|
||||
return_state = FIFO_DATA_NO_ENOUGH; // <20><>־<EFBFBD><D6BE><EFBFBD>ݲ<EFBFBD><DDB2><EFBFBD>
|
||||
}
|
||||
|
||||
temp_length = fifo->max - fifo->end; // <20><><EFBFBD><EFBFBD>βָ<CEB2><D6B8><EFBFBD><EFBFBD><EFBFBD>뻺<EFBFBD><EBBBBA><EFBFBD><EFBFBD>β<EFBFBD><CEB2><EFBFBD>ж<EFBFBD><D0B6>ٿռ<D9BF>
|
||||
if(*length <= temp_length) // <20>㹻һ<E3B9BB><D2BB><EFBFBD>Զ<EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>
|
||||
{
|
||||
switch(fifo->type)
|
||||
{
|
||||
case FIFO_DATA_8BIT:
|
||||
memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->end]), *length);
|
||||
break;
|
||||
case FIFO_DATA_16BIT:
|
||||
memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->end]), *length * 2);
|
||||
break;
|
||||
case FIFO_DATA_32BIT:
|
||||
memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->end]), *length * 4);
|
||||
break;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
switch(fifo->type)
|
||||
if((FIFO_RESET | FIFO_CLEAR) & fifo->execution) // <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD><C7B7><EFBFBD>ǰ FIFO <20>Ƿ<EFBFBD><C7B7><EFBFBD>ִ<EFBFBD><D6B4><EFBFBD><EFBFBD><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD>ò<EFBFBD><C3B2><EFBFBD>
|
||||
{
|
||||
case FIFO_DATA_8BIT:
|
||||
memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->end]), temp_length);
|
||||
memcpy(&(((uint8 *)dat)[temp_length]), fifo->buffer, *length - temp_length);
|
||||
break;
|
||||
case FIFO_DATA_16BIT:
|
||||
memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->end]), temp_length * 2);
|
||||
memcpy(&(((uint16 *)dat)[temp_length]), fifo->buffer, (*length - temp_length) * 2);
|
||||
break;
|
||||
case FIFO_DATA_32BIT:
|
||||
memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->end]), temp_length * 4);
|
||||
memcpy(&(((uint32 *)dat)[temp_length]), fifo->buffer, (*length - temp_length) * 4);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if(flag == FIFO_READ_AND_CLEAN) // <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FIFO ״̬
|
||||
{
|
||||
if(FIFO_CLEAR & fifo->execution)
|
||||
{
|
||||
return_state = FIFO_CLEAR_UNDO;
|
||||
*length = fifo_data_length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>ij<EFBFBD><C4B3><EFBFBD>
|
||||
return_state = FIFO_READ_UNDO; // <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
|
||||
break;
|
||||
}
|
||||
fifo->execution |= FIFO_CLEAR;
|
||||
|
||||
fifo_data_length = fifo_used(fifo); // <20><>ȡ<EFBFBD><C8A1>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><D0B6><EFBFBD>
|
||||
if(*length > fifo_data_length) // <20>жϳ<D0B6><CFB3><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7>㹻
|
||||
{
|
||||
*length = fifo_data_length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>ij<EFBFBD><C4B3><EFBFBD>
|
||||
return_state = FIFO_DATA_NO_ENOUGH; // <20><>־<EFBFBD><D6BE><EFBFBD>ݲ<EFBFBD><DDB2><EFBFBD>
|
||||
if(0 == fifo_data_length) // <20><><EFBFBD><EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><>ֱ<EFBFBD><D6B1><EFBFBD>˳<EFBFBD>
|
||||
{
|
||||
fifo->execution &= ~FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
fifo->execution |= FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
temp_length = fifo->max - fifo->end; // <20><><EFBFBD><EFBFBD>βָ<CEB2><D6B8><EFBFBD><EFBFBD><EFBFBD>뻺<EFBFBD><EBBBBA><EFBFBD><EFBFBD>β<EFBFBD><CEB2><EFBFBD>ж<EFBFBD><D0B6>ٿռ<D9BF>
|
||||
if(*length <= temp_length) // <20>㹻һ<E3B9BB><D2BB><EFBFBD>Զ<EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>
|
||||
{
|
||||
switch(fifo->type)
|
||||
{
|
||||
case FIFO_DATA_8BIT: memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->end]), *length); break;
|
||||
case FIFO_DATA_16BIT: memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->end]), *length * 2); break;
|
||||
case FIFO_DATA_32BIT: memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->end]), *length * 4); break;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
switch(fifo->type)
|
||||
{
|
||||
case FIFO_DATA_8BIT:
|
||||
{
|
||||
memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->end]), temp_length);
|
||||
memcpy(&(((uint8 *)dat)[temp_length]), fifo->buffer, *length - temp_length);
|
||||
}break;
|
||||
case FIFO_DATA_16BIT:
|
||||
{
|
||||
memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->end]), temp_length * 2);
|
||||
memcpy(&(((uint16 *)dat)[temp_length]), fifo->buffer, (*length - temp_length) * 2);
|
||||
}break;
|
||||
case FIFO_DATA_32BIT:
|
||||
{
|
||||
memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->end]), temp_length * 4);
|
||||
memcpy(&(((uint32 *)dat)[temp_length]), fifo->buffer, (*length - temp_length) * 4);
|
||||
}break;
|
||||
}
|
||||
}
|
||||
fifo->execution &= ~FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
}
|
||||
|
||||
if(FIFO_READ_AND_CLEAN == flag) // <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FIFO ״̬
|
||||
{
|
||||
if((FIFO_RESET | FIFO_CLEAR | FIFO_READ) == fifo->execution) // <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><>ȡ ״̬ <20><><EFBFBD><EFBFBD><EFBFBD>쳣
|
||||
{
|
||||
return_state = FIFO_CLEAR_UNDO; // <20><><EFBFBD>ղ<EFBFBD><D5B2><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
|
||||
break;
|
||||
}
|
||||
fifo->execution |= FIFO_CLEAR; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
fifo_end_offset(fifo, *length); // <20>ƶ<EFBFBD> FIFO ͷָ<CDB7><D6B8>
|
||||
fifo->size += *length;
|
||||
fifo->execution &= ~FIFO_CLEAR;
|
||||
fifo->size += *length; // <20>ͷŶ<CDB7>Ӧ<EFBFBD><D3A6><EFBFBD>ȿռ<C8BF>
|
||||
fifo->execution &= ~FIFO_CLEAR; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
}
|
||||
}while(0);
|
||||
fifo->execution &= FIFO_READ;
|
||||
|
||||
return return_state;
|
||||
}
|
||||
@@ -446,77 +449,84 @@ fifo_state_enum fifo_read_buffer (fifo_struct *fifo, void *dat, uint32 *length,
|
||||
//-------------------------------------------------------------------------------------------------------------------
|
||||
fifo_state_enum fifo_read_tail_buffer (fifo_struct *fifo, void *dat, uint32 *length, fifo_operation_enum flag)
|
||||
{
|
||||
zf_assert(fifo != NULL);
|
||||
zf_assert(length != NULL);
|
||||
fifo_state_enum return_state = FIFO_SUCCESS;
|
||||
uint32 temp_length;
|
||||
uint32 fifo_data_length;
|
||||
zf_assert(NULL != fifo);
|
||||
zf_assert(NULL != length);
|
||||
fifo_state_enum return_state = FIFO_SUCCESS; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
|
||||
uint32 temp_length = 0;
|
||||
uint32 fifo_data_length = 0;
|
||||
|
||||
do
|
||||
{
|
||||
if(NULL == dat)
|
||||
{
|
||||
return_state = FIFO_BUFFER_NULL;
|
||||
break;
|
||||
}
|
||||
fifo->execution |= FIFO_READ;
|
||||
|
||||
fifo_data_length = fifo_used(fifo);
|
||||
if(*length > fifo_data_length)
|
||||
{
|
||||
*length = fifo_data_length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>ij<EFBFBD><C4B3><EFBFBD>
|
||||
return_state = FIFO_DATA_NO_ENOUGH; // <20><>־<EFBFBD><D6BE><EFBFBD>ݲ<EFBFBD><DDB2><EFBFBD>
|
||||
}
|
||||
|
||||
if((fifo->head > fifo->end) || (fifo->head >= *length))
|
||||
{
|
||||
switch(fifo->type)
|
||||
{
|
||||
case FIFO_DATA_8BIT:
|
||||
memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->head - *length]), *length);
|
||||
break;
|
||||
case FIFO_DATA_16BIT:
|
||||
memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->head - *length]), *length * 2);
|
||||
break;
|
||||
case FIFO_DATA_32BIT:
|
||||
memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->head - *length]), *length * 4);
|
||||
break;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
temp_length = *length - fifo->head; // <20><><EFBFBD><EFBFBD>βָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뻺<EFBFBD><EFBFBD><EFBFBD><EFBFBD>β<EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><EFBFBD>ٿռ<EFBFBD>
|
||||
switch(fifo->type)
|
||||
if((FIFO_RESET | FIFO_CLEAR | FIFO_WRITE) & fifo->execution) // <20>ж<EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD>ǰ FIFO <20>Ƿ<EFBFBD><C7B7><EFBFBD>ִ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ջ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ò<EFBFBD><EFBFBD><EFBFBD>
|
||||
{
|
||||
case FIFO_DATA_8BIT:
|
||||
memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->max - temp_length]), temp_length);
|
||||
memcpy(&(((uint8 *)dat)[temp_length]), &(((uint8 *)fifo->buffer)[fifo->head - *length]), (*length - temp_length));
|
||||
break;
|
||||
case FIFO_DATA_16BIT:
|
||||
memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->max - temp_length]), temp_length * 2);
|
||||
memcpy(&(((uint16 *)dat)[temp_length]), &(((uint16 *)fifo->buffer)[fifo->head - *length]), (*length - temp_length) * 2);
|
||||
break;
|
||||
case FIFO_DATA_32BIT:
|
||||
memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->max - temp_length]), temp_length * 4);
|
||||
memcpy(&(((uint32 *)dat)[temp_length]), &(((uint32 *)fifo->buffer)[fifo->head - *length]), (*length - temp_length) * 4);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if(flag == FIFO_READ_AND_CLEAN) // <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FIFO ״̬
|
||||
{
|
||||
if(FIFO_CLEAR & fifo->execution)
|
||||
{
|
||||
return_state = FIFO_CLEAR_UNDO;
|
||||
*length = fifo_data_length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>ij<EFBFBD><C4B3><EFBFBD>
|
||||
return_state = FIFO_READ_UNDO; // <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
|
||||
break;
|
||||
}
|
||||
fifo->execution |= FIFO_CLEAR;
|
||||
fifo_end_offset(fifo, (fifo->max - fifo->size));
|
||||
fifo->size = fifo->max;
|
||||
fifo->execution &= ~FIFO_CLEAR;
|
||||
|
||||
fifo_data_length = fifo_used(fifo); // <20><>ȡ<EFBFBD><C8A1>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><D0B6><EFBFBD>
|
||||
if(*length > fifo_data_length) // <20>жϳ<D0B6><CFB3><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7>㹻
|
||||
{
|
||||
*length = fifo_data_length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>ij<EFBFBD><C4B3><EFBFBD>
|
||||
return_state = FIFO_DATA_NO_ENOUGH; // <20><>־<EFBFBD><D6BE><EFBFBD>ݲ<EFBFBD><DDB2><EFBFBD>
|
||||
if(0 == fifo_data_length) // <20><><EFBFBD><EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><>ֱ<EFBFBD><D6B1><EFBFBD>˳<EFBFBD>
|
||||
{
|
||||
fifo->execution &= ~FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
fifo->execution |= FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
if((fifo->head > fifo->end) || (fifo->head >= *length))
|
||||
{
|
||||
switch(fifo->type)
|
||||
{
|
||||
case FIFO_DATA_8BIT: memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->head - *length]), *length); break;
|
||||
case FIFO_DATA_16BIT: memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->head - *length]), *length * 2);break;
|
||||
case FIFO_DATA_32BIT: memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->head - *length]), *length * 4);break;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
temp_length = *length - fifo->head; // <20><><EFBFBD><EFBFBD>βָ<CEB2><D6B8><EFBFBD><EFBFBD><EFBFBD>뻺<EFBFBD><EBBBBA><EFBFBD><EFBFBD>β<EFBFBD><CEB2><EFBFBD>ж<EFBFBD><D0B6>ٿռ<D9BF>
|
||||
switch(fifo->type)
|
||||
{
|
||||
case FIFO_DATA_8BIT:
|
||||
{
|
||||
memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->max - temp_length]), temp_length);
|
||||
memcpy(&(((uint8 *)dat)[temp_length]), &(((uint8 *)fifo->buffer)[fifo->head - *length]), (*length - temp_length));
|
||||
}break;
|
||||
case FIFO_DATA_16BIT:
|
||||
{
|
||||
memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->max - temp_length]), temp_length * 2);
|
||||
memcpy(&(((uint16 *)dat)[temp_length]), &(((uint16 *)fifo->buffer)[fifo->head - *length]), (*length - temp_length) * 2);
|
||||
}break;
|
||||
case FIFO_DATA_32BIT:
|
||||
{
|
||||
memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->max - temp_length]), temp_length * 4);
|
||||
memcpy(&(((uint32 *)dat)[temp_length]), &(((uint32 *)fifo->buffer)[fifo->head - *length]), (*length - temp_length) * 4);
|
||||
}break;
|
||||
}
|
||||
}
|
||||
fifo->execution &= ~FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
|
||||
}
|
||||
|
||||
if(FIFO_READ_AND_CLEAN == flag) // <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FIFO ״̬
|
||||
{
|
||||
if((FIFO_RESET | FIFO_CLEAR | FIFO_READ) == fifo->execution) // <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><>ȡ ״̬ <20><><EFBFBD><EFBFBD><EFBFBD>쳣
|
||||
{
|
||||
return_state = FIFO_CLEAR_UNDO; // <20><><EFBFBD>ղ<EFBFBD><D5B2><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
|
||||
break;
|
||||
}
|
||||
fifo_clear(fifo);
|
||||
}
|
||||
}while(0);
|
||||
fifo->execution &= FIFO_READ;
|
||||
|
||||
return return_state;
|
||||
}
|
||||
@@ -533,22 +543,17 @@ fifo_state_enum fifo_read_tail_buffer (fifo_struct *fifo, void *dat, uint32 *len
|
||||
//-------------------------------------------------------------------------------------------------------------------
|
||||
fifo_state_enum fifo_init (fifo_struct *fifo, fifo_data_type_enum type, void *buffer_addr, uint32 size)
|
||||
{
|
||||
zf_assert(fifo != NULL);
|
||||
fifo_state_enum return_value = FIFO_SUCCESS;
|
||||
zf_assert(NULL != fifo);
|
||||
fifo_state_enum return_state = FIFO_SUCCESS;
|
||||
do
|
||||
{
|
||||
if(NULL == buffer_addr)
|
||||
{
|
||||
return_value = FIFO_BUFFER_NULL;
|
||||
break;
|
||||
}
|
||||
fifo->buffer = buffer_addr;
|
||||
fifo->execution = FIFO_IDLE;
|
||||
fifo->type = type;
|
||||
fifo->head = 0;
|
||||
fifo->end = 0;
|
||||
fifo->size = size;
|
||||
fifo->max = size;
|
||||
fifo->buffer = buffer_addr;
|
||||
fifo->execution = FIFO_IDLE;
|
||||
fifo->type = type;
|
||||
fifo->head = 0;
|
||||
fifo->end = 0;
|
||||
fifo->size = size;
|
||||
fifo->max = size;
|
||||
}while(0);
|
||||
return return_value;
|
||||
return return_state;
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user