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/**
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* @file log.c
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* @author Letter (nevermindzzt@gmail.com)
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* @brief log
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* @version 1.0.0
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* @date 2020-07-30
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*
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* @copyright (c) 2020 Letter
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*
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*/
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#include "log.h"
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#include "stdio.h"
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#include "stdarg.h"
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#include "shell.h"
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#if LOG_USING_COLOR == 1
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#define memPrintHead CSI(31) \
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" Offset: 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F" \
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CSI(39) \
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"\r\n"
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#define memPrintAddr CSI(31)"0x%08x: "CSI(39)
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#else
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#define memPrintHead " Offset: 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F\r\n"
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#define memPrintAddr "0x%08x: "
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#endif
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Log *logList[LOG_MAX_NUMBER] = {0};
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static char logBuffer[LOG_BUFFER_SIZE];
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#if LOG_USING_LOCK == 1
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/**
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* @brief 上锁log对象
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* @param log log对象
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*/
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static void logLock(Log *log)
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{
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if (log == LOG_ALL_OBJ)
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{
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for (short i = 0; i < LOG_MAX_NUMBER; i++)
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{
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if (logList[i] && logList[i]->active)
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{
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if (logList[i]->lock)
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{
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LOG_LOCK(logList[i]);
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}
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}
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}
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}
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else if (log->lock)
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{
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LOG_LOCK(log);
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}
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}
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/**
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* @brief 解锁log对象
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* @param log log对象
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*/
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static void logUnlock(Log *log)
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{
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if (log == LOG_ALL_OBJ)
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{
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for (short i = 0; i < LOG_MAX_NUMBER; i++)
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{
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if (logList[i] && logList[i]->active)
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{
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if (logList[i]->unlock)
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{
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LOG_UNLOCK(logList[i]);
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}
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}
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}
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}
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else if (log->unlock)
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{
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LOG_UNLOCK(log);
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}
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}
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#endif /* LOG_USING_LOCK == 1 */
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/**
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* @brief 注册log对象
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*
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* @param log log对象
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*/
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void logRegister(Log *log, Shell *shell)
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{
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if (shell)
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{
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log->shell = shell;
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#if SHELL_USING_COMPANION == 1
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shellCompanionAdd(shell, SHELL_COMPANION_ID_LOG, log);
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#endif
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}
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for (short i = 0; i < LOG_MAX_NUMBER; i++)
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{
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if (logList[i] == 0)
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{
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logList[i] = log;
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return;
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}
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}
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}
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/**
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* @brief 注销log对象
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*
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* @param log log对象
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*/
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void logUnRegister(Log *log)
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{
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for (short i = 0; i < LOG_MAX_NUMBER; i++)
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{
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if (logList[i] == log)
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{
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logList[i] = 0;
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return;
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}
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}
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}
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/**
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* @brief 设置log日志级别
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*
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* @param log log对象
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* @param level 日志级别
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*/
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void logSetLevel(Log *log, LogLevel level)
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{
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logAssert(log, return);
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log->level = level;
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}
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#if SHELL_USING_COMPANION == 1
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SHELL_EXPORT_CMD_AGENCY(
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SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)|SHELL_CMD_DISABLE_RETURN,
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logSetLevel, logSetLevel, set log level\r\n logSetLevel [level],
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(void *)shellCompanionGet(shellGetCurrent(), SHELL_COMPANION_ID_LOG), p1);
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#else
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SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC),
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logSetLevel, logSetLevel, set log level\r\n logSetLevel [log] [level]);
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#endif /** SHELL_USING_COMPANION == 1 */
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/**
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* @brief log写buffer
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*
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* @param log log对象
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* @param level 日志级别
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* @param buffer buffer
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* @param len buffer长度
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*/
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static void logWriteBuffer(Log *log, LogLevel level, char *buffer, short len)
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{
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#if LOG_USING_LOCK == 1
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logLock(log);
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#endif /* LOG_USING_LOCK == 1 */
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if (log == LOG_ALL_OBJ)
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{
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for (short i = 0; i < LOG_MAX_NUMBER; i++)
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{
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if (logList[i]
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&& logList[i]->active
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&& logList[i]->level >= level)
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{
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logList[i]->write(logBuffer, len);
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}
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}
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}
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else if (log && log->active && log->level >= level)
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{
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log->write(logBuffer, len);
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}
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#if LOG_USING_LOCK == 1
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logUnlock(log);
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#endif /* LOG_USING_LOCK == 1 */
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}
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/**
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* @brief log格式化写入数据
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*
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* @param log log对象
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* @param level log级别
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* @param fmt 格式
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* @param ... 参数
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*/
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void logWrite(Log *log, LogLevel level, const char *fmt, ...)
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{
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va_list vargs;
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short len;
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#if LOG_USING_LOCK == 1
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logLock(log);
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#endif /* LOG_USING_LOCK == 1 */
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va_start(vargs, fmt);
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len = vsnprintf(logBuffer, LOG_BUFFER_SIZE - 1, fmt, vargs);
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va_end(vargs);
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logWriteBuffer(log, level, logBuffer, len);
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#if LOG_USING_LOCK == 1
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logUnlock(log);
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#endif /* LOG_USING_LOCK == 1 */
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}
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/**
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* @brief 16进制输出
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*
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* @param log log对象
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* @param level 日志级别
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* @param base 内存基址
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* @param length 长度
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*/
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void logHexDump(Log *log, LogLevel level, void *base, unsigned int length)
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{
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unsigned char *address;
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unsigned int len;
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unsigned int printLen = 0;
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if (length == 0 || (log != LOG_ALL_OBJ && log->level < level))
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{
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return;
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}
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#if LOG_USING_LOCK == 1
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logLock(log);
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#endif /* LOG_USING_LOCK == 1 */
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len = snprintf(logBuffer, LOG_BUFFER_SIZE - 1, "memory of 0x%08x, size: %d:\r\n%s",
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(unsigned int)base, length, memPrintHead);
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logWriteBuffer(log, level, logBuffer, len);
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len = length;
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address = (unsigned char *)((unsigned int)base & (~0x0000000F));
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length += (unsigned int)base - (unsigned int)address;
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length = (length + 15) & (~0x0000000F);
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while (length)
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{
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printLen += sprintf(logBuffer + printLen, memPrintAddr, (unsigned int)address);
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for (int i = 0; i < 16; i++)
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{
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if ((unsigned int)(address + i) < (unsigned int)base
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|| (unsigned int)(address + i) >= (unsigned int)base + len)
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{
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logBuffer[printLen ++] = ' ';
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logBuffer[printLen ++] = ' ';
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logBuffer[printLen ++] = ' ';
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}
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else
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{
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printLen += sprintf(logBuffer + printLen, "%02x ", *(address + i));
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}
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}
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logBuffer[printLen ++] = '|';
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logBuffer[printLen ++] = ' ';
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for (int i = 0; i < 16; i++)
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{
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if ((unsigned int)(address + i) < (unsigned int)base
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|| (unsigned int)(address + i) >= (unsigned int)base + len)
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{
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logBuffer[printLen ++] = ' ';
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}
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else
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{
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if (*(address + i) >= 32 && *(address + i) <= 126)
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{
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printLen += sprintf(logBuffer + printLen, "%c", *(address + i));
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}
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else
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{
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logBuffer[printLen ++] = '.';
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}
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}
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}
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logBuffer[printLen ++] = ' ';
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logBuffer[printLen ++] = '|';
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logBuffer[printLen ++] = '\r';
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logBuffer[printLen ++] = '\n';
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logWriteBuffer(log, level, logBuffer, printLen);
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address += 16;
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length -= 16;
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printLen = 0;
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}
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#if LOG_USING_LOCK == 1
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logUnlock(log);
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#endif /* LOG_USING_LOCK == 1 */
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}
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#if SHELL_USING_COMPANION == 1
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SHELL_EXPORT_CMD_AGENCY(
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SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)|SHELL_CMD_DISABLE_RETURN,
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hexdump, logHexDump, hex dump\r\n hexdump [base] [len],
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(void *)shellCompanionGet(shellGetCurrent(), SHELL_COMPANION_ID_LOG), LOG_NONE, (void *)p1, (unsigned int)p2);
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#else
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SHELL_EXPORT_CMD(
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SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)|SHELL_CMD_DISABLE_RETURN,
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hexdump, logHexDump, hex dump\r\n hexdump [log] [level] [base] [len]);
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#endif /** SHELL_USING_COMPANION == 1 */
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#if SHELL_USING_COMPANION == 1
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void logSwitchLevel(Shell *shell)
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{
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Log *log = shellCompanionGet(shell, SHELL_COMPANION_ID_LOG);
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SHELL_ASSERT(log, return);
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log->level = (LogLevel)(log->level >= LOG_ALL ? LOG_NONE : (log->level + 1));
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logPrintln("set log level: %d", log->level);
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}
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SHELL_EXPORT_KEY(SHELL_CMD_PERMISSION(0), 0x04000000, logSwitchLevel, switch log level);
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#endif /** SHELL_USING_COMPANION == 1 */
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