cstl_public.h

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#ifndef CSTL_PUBLIC_H
#define CSTL_PUBLIC_H
 
#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>
 
#ifdef __cplusplus
extern "C" {
#endif /* __cpluscplus */
 
/* ******************************************************************************** */
/* 公共错误码定义                                                                   */
/* ******************************************************************************** */
 
enum {
    ERRNO_ELEMENT_EMPTY = 1,
    ERRNO_INPUT_INVALID = 2,
    ERRNO_NODE_CREATE_FAIL = 3,
};
 
#define CSTL_OK     0
 
#define CSTL_ERROR  (-1)
 
#define CSTL_ERRNO_BASE (uint32_t)0x0a03u
 
#define ERRNO_CSTL_ELEMENT_EMPTY ((CSTL_ERRNO_BASE << 16u) | ((uint32_t)ERRNO_ELEMENT_EMPTY))
 
#define ERRNO_CSTL_INPUT_INVALID ((CSTL_ERRNO_BASE << 16u) | ((uint32_t)ERRNO_INPUT_INVALID))
 
#define ERRNO_CSTL_NODE_CREATE_FAIL ((CSTL_ERRNO_BASE << 16u) | ((uint32_t)ERRNO_NODE_CREATE_FAIL))
 
typedef int32_t (*CstlDataCmpFunc)(const void *data1, const void *data2);
 
typedef int32_t (*CstlKeyCmpFunc)(uintptr_t key1, uintptr_t key2);
 
typedef bool (*CstlMatchFunc)(const void *node, uintptr_t data);
 
typedef void *(*CstlDupFunc)(void *ptr, size_t size);
 
typedef void (*CstlFreeFunc)(void *ptr);
 
typedef void *(*CstlMallocFunc)(size_t size);
 
typedef struct {
    CstlMallocFunc mallocFunc;
    CstlFreeFunc freeFunc;
} CstlMallocFreeFuncPair;
 
typedef struct {
    CstlDupFunc dupFunc;
    CstlFreeFunc freeFunc;
} CstlDupFreeFuncPair;
 
#define CSTL_CONTAINER_OF(ptr, type, member) \
    ((type *)((uintptr_t)(ptr) - (uintptr_t)(&(((type *)0)->member))))
 
#ifdef __cplusplus
}
#endif /* __cpluscplus */
 
#endif /* CSTL_PUBLIC_H */