esos_cb.c File Reference

Circular buffer routines for ESOS32. More...

#include "esos.h"
#include "esos_cb.h"

Include dependency graph for esos_cb.c:

Go to the source code of this file.

Macros
#define	__WRITE_CB_UINT8(pstB, u8x, u16e)
#define	__OVERWRITE_CB_UINT8(pstB, u8x, u16e)
#define	__READ_CB_UINT8(pstB, u8x)

Functions
void	__esos_CB_Init (CBUFFER *pst_CBuffer, uint8_t *pau8_ptr, uint16_t u16_Len)
void	__esos_CB_WriteUINT8 (CBUFFER *pst_CBuffer, uint8_t u8_x)
void	__esos_CB_OverwriteUINT8 (CBUFFER *pst_CBuffer, uint8_t u8_x)
void	__esos_CB_WriteUINT16 (CBUFFER *pst_CBuffer, uint16_t u16_x)
void	__esos_CB_WriteUINT32 (CBUFFER *pst_CBuffer, uint32_t u32_x)
void	__esos_CB_WriteUINT8Buffer (CBUFFER *pst_CBuffer, uint8_t *pu8_x, uint16_t u16_size)
uint8_t	__esos_CB_ReadUINT8 (CBUFFER *pst_CBuffer)
uint16_t	__esos_CB_ReadUINT16 (CBUFFER *pst_CBuffer)
uint32_t	__esos_CB_ReadUINT32 (CBUFFER *pst_CBuffer)
void	__esos_CB_ReadUINT8Buffer (CBUFFER *pst_CBuffer, uint8_t *pu8_x, uint16_t u16_size)

Detailed Description

Circular buffer routines for ESOS32.

Definition in file esos_cb.c.

Macro Definition Documentation

__OVERWRITE_CB_UINT8

#define __OVERWRITE_CB_UINT8	(		pstB,
			u8x,
			u16e
	)

Value:

  do {                                                                        \
    (u16e) = ((pstB)->u16_Start + (pstB)->u16_Count) % (pstB)->u16_Length;    \
    (pstB)->pau8_Data[(u16e)] = (u8x);                                        \
    if ((pstB)->u16_Count == (pstB)->u16_Length)                              \
      (pstB)->u16_Start = ((pstB)->u16_Start + 1) % (pstB)->u16_Length;       \
    else                                                                      \
      ++(pstB)->u16_Count;                                                    \
  }while(0)

Definition at line 63 of file esos_cb.c.

__READ_CB_UINT8

#define __READ_CB_UINT8	(		pstB,
			u8x
	)

Value:

  do {                                                                        \
    (u8x) = (pstB)->pau8_Data[(pstB)->u16_Start];                             \
    (pstB)->u16_Start = ((pstB)->u16_Start + 1) % (pstB)->u16_Length;         \
    --(pstB)->u16_Count;                                                      \
  } while(0)

Definition at line 73 of file esos_cb.c.

__WRITE_CB_UINT8

#define __WRITE_CB_UINT8	(		pstB,
			u8x,
			u16e
	)

Value:

  do {                                                                        \
    if ((pstB)->u16_Count < (pstB)->u16_Length) {                             \
      (u16e) = ((pstB)->u16_Start + (pstB)->u16_Count) % (pstB)->u16_Length;  \
      (pstB)->pau8_Data[(u16e)] = (u8x);                                      \
      ++(pstB)->u16_Count;                                                    \
    }                                                                         \
  }while(0)

Definition at line 54 of file esos_cb.c.