yemai/CherryUSB
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

add cherryrb and cherry pool

Browse Source
This commit is contained in:
sakumisu
2024-04-07 23:30:51 +08:00
parent 1eef5f3e35
commit 725d635c76
12 changed files with 1323 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

56
third_party/cherryrb/chry_ringbuffer.h vendored Normal file
View File

@@ -0,0 +1,56 @@
/*
* Copyright (c) 2022, Egahp
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef CHRY_RINGBUFFER_H
#define CHRY_RINGBUFFER_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stdint.h>
#include <stdbool.h>
typedef struct {
uint32_t in; /*!< Define the write pointer. */
uint32_t out; /*!< Define the read pointer. */
uint32_t mask; /*!< Define the write and read pointer mask. */
void *pool; /*!< Define the memory pointer. */
} chry_ringbuffer_t;
extern int chry_ringbuffer_init(chry_ringbuffer_t *rb, void *pool, uint32_t size);
extern void chry_ringbuffer_reset(chry_ringbuffer_t *rb);
extern void chry_ringbuffer_reset_read(chry_ringbuffer_t *rb);
extern uint32_t chry_ringbuffer_get_size(chry_ringbuffer_t *rb);
extern uint32_t chry_ringbuffer_get_used(chry_ringbuffer_t *rb);
extern uint32_t chry_ringbuffer_get_free(chry_ringbuffer_t *rb);
extern bool chry_ringbuffer_check_full(chry_ringbuffer_t *rb);
extern bool chry_ringbuffer_check_empty(chry_ringbuffer_t *rb);
extern bool chry_ringbuffer_write_byte(chry_ringbuffer_t *rb, uint8_t byte);
extern bool chry_ringbuffer_overwrite_byte(chry_ringbuffer_t *rb, uint8_t byte);
extern bool chry_ringbuffer_peek_byte(chry_ringbuffer_t *rb, uint8_t *byte);
extern bool chry_ringbuffer_read_byte(chry_ringbuffer_t *rb, uint8_t *byte);
extern bool chry_ringbuffer_drop_byte(chry_ringbuffer_t *rb);
extern uint32_t chry_ringbuffer_write(chry_ringbuffer_t *rb, void *data, uint32_t size);
extern uint32_t chry_ringbuffer_overwrite(chry_ringbuffer_t *rb, void *data, uint32_t size);
extern uint32_t chry_ringbuffer_peek(chry_ringbuffer_t *rb, void *data, uint32_t size);
extern uint32_t chry_ringbuffer_read(chry_ringbuffer_t *rb, void *data, uint32_t size);
extern uint32_t chry_ringbuffer_drop(chry_ringbuffer_t *rb, uint32_t size);
extern void *chry_ringbuffer_linear_write_setup(chry_ringbuffer_t *rb, uint32_t *size);
extern void *chry_ringbuffer_linear_read_setup(chry_ringbuffer_t *rb, uint32_t *size);
extern uint32_t chry_ringbuffer_linear_write_done(chry_ringbuffer_t *rb, uint32_t size);
extern uint32_t chry_ringbuffer_linear_read_done(chry_ringbuffer_t *rb, uint32_t size);
#ifdef __cplusplus
}
#endif
#endif