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#ifndef __GED_LOG_H__
#define __GED_LOG_H__
#include "ged_type.h"
#if defined(__GNUC__)
#define GED_LOG_BUF_FORMAT_PRINTF(x,y) __attribute__((format(printf,x,y)))
#else
#define GED_LOG_BUF_FORMAT_PRINTF(x,y)
#endif
#define GED_LOG_BUF_NAME_LENGTH 64
#define GED_LOG_BUF_NODE_NAME_LENGTH 64
typedef enum GED_LOG_BUF_TYPE_TAG
{
GED_LOG_BUF_TYPE_RINGBUFFER,
GED_LOG_BUF_TYPE_QUEUEBUFFER,
GED_LOG_BUF_TYPE_QUEUEBUFFER_AUTO_INCREASE,
} GED_LOG_BUF_TYPE;
GED_LOG_BUF_HANDLE ged_log_buf_alloc(int i32MaxLineCount, int i32MaxBufferSizeByte, GED_LOG_BUF_TYPE eType, const char* pszName, const char* pszNodeName);
GED_ERROR ged_log_buf_resize(GED_LOG_BUF_HANDLE hLogBuf, int i32NewMaxLineCount, int i32NewMaxBufferSizeByte);
GED_ERROR ged_log_buf_ignore_lines(GED_LOG_BUF_HANDLE hLogBuf, int i32LineCount);
GED_ERROR ged_log_buf_reset(GED_LOG_BUF_HANDLE hLogBuf);
void ged_log_buf_free(GED_LOG_BUF_HANDLE hLogBuf);
/* query by Name, return NULL if not found */
GED_LOG_BUF_HANDLE ged_log_buf_get(const char* pszName);
/* register a pointer, it will be set after the corresponding buffer is allcated. */
int ged_log_buf_get_early(const char* pszName, GED_LOG_BUF_HANDLE *callback_set_handle);
GED_ERROR ged_log_buf_print(GED_LOG_BUF_HANDLE hLogBuf, const char *fmt, ...) GED_LOG_BUF_FORMAT_PRINTF(2,3);
enum
{
/* bit 0~7 reserved for internal used */
GED_RESVERED = 0xFF,
/* log with a prefix kernel time */
GED_LOG_ATTR_TIME = 0x100,
/* log with a prefix user time, pid, tid */
GED_LOG_ATTR_TIME_TPT = 0x200,
};
GED_ERROR ged_log_buf_print2(GED_LOG_BUF_HANDLE hLogBuf, int i32LogAttrs, const char *fmt, ...) GED_LOG_BUF_FORMAT_PRINTF(3,4);
GED_ERROR ged_log_system_init(void);
void ged_log_system_exit(void);
int ged_log_buf_write(GED_LOG_BUF_HANDLE hLogBuf, const char __user *pszBuffer, int i32Count);
#endif
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