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This commit is contained in:
huxi
2025-12-03 11:12:34 +08:00
parent c23ae4f24c
commit bc195654bf
8163 changed files with 3799544 additions and 92 deletions
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loader/update_ui/include_lib/system/generic/circular_buf.h
+65
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#ifndef CIRCULAR_BUF_INTERFACE_H
#define CIRCULAR_BUF_INTERFACE_H
#include "typedef.h"
//#include "system/spinlock.h"
typedef struct _cbuffer {
u8 *begin;
u8 *end;
u8 *read_ptr;
u8 *write_ptr;
u8 *tmp_ptr ;
u32 tmp_len;
u32 data_len;
u32 total_len;
//spinlock_t lock;
} cbuffer_t;
extern void cbuf_init(cbuffer_t *cbuffer, void *buf, u32 size);
extern u32 cbuf_read(cbuffer_t *cbuffer, void *buf, u32 len);
extern u32 cbuf_write(cbuffer_t *cbuffer, void *buf, u32 len);
extern u32 cbuf_is_write_able(cbuffer_t *cbuffer, u32 len);
extern void *cbuf_write_alloc(cbuffer_t *cbuffer, u32 *len);
extern void cbuf_write_updata(cbuffer_t *cbuffer, u32 len);
extern void *cbuf_read_alloc(cbuffer_t *cbuffer, u32 *len);
extern void cbuf_read_updata(cbuffer_t *cbuffer, u32 len);
extern void cbuf_clear(cbuffer_t *cbuffer);
extern u32 cbuf_rewrite(cbuffer_t *cbuffer, void *begin, void *buf, u32 len);
extern void cbuf_discard_prewrite(cbuffer_t *cbuffer);
extern void cbuf_updata_prewrite(cbuffer_t *cbuffer);
extern u32 cbuf_prewrite(cbuffer_t *cbuffer, void *buf, u32 len);
extern void *cbuf_get_writeptr(cbuffer_t *cbuffer);
extern u32 cbuf_get_data_size(cbuffer_t *cbuffer);
extern void *cbuf_get_readptr(cbuffer_t *cbuffer);
extern u32 cbuf_read_goback(cbuffer_t *cbuffer, u32 len);
extern u32 cbuf_get_data_len(cbuffer_t *cbuffer);
extern u32 cbuf_read_alloc_len(cbuffer_t *cbuffer, void *buf, u32 len);
extern void cbuf_read_alloc_len_updata(cbuffer_t *cbuffer, u32 len);
#endif