//log.h/*- * Free/Libre Near Field Communication (NFC) library * * Libnfc historical contributors: * Copyright (C) 2009Roel Verdult * Copyright (C) 2009-2013 Romuald Conty * Copyright (C) 2010-2012 Romain Tartière * Copyright (C) 2010-2013 Philippe Teuwen * Copyright (C) 2012-2013 Ludovic Rousseau * Additional contributors of this file: * * This program is free software: you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as published by the * Free Software Foundation, either version 3 of the License, or (at your * option) any later version. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program. If not, see <> */#ifndef __LOG_H__#define __LOG_H__#ifdef HAVE_CONFIG_H# include #include #define NFC_LOG_PRIORITY_NONE 0#define NFC_LOG_PRIORITY_ERROR 1#define NFC_LOG_PRIORITY_INFO 2#define NFC_LOG_PRIORITY_DEBUG 3#define NFC_LOG_GROUP_GENERAL 1#define NFC_LOG_GROUP_CONFIG 2#define NFC_LOG_GROUP_CHIP3#define NFC_LOG_GROUP_DRIVER 4#define NFC_LOG_GROUP_COM5#define NFC_LOG_GROUP_LIBUSB 6/* To enable log only for one (or more) group, you can use this formula:log_level = NFC_LOG_PRIORITY(main) + NFC_LOG_PRIORITY(group) * 2 ^ (NFC_LOG_GROUP(group) * 2)Examples:* Main log level is NONE and only communication group log is set to DEBUG verbosity (for rx/tx trace):LIBNFC_LOG_LEVEL=3072 // 0+3072* Main log level is ERROR and driver layer log is set to DEBUG level:LIBNFC_LOG_LEVEL=769 // 1+768* Main log level is ERROR, driver layer is set to INFO and communication is set to DEBUG:LIBNFC_LOG_LEVEL=3585 // 1+512+3072*log_priority_to_str(const int priority);char *getDataFrom_acBuf;#if defined LOG# ifndef __has_attribute# define __has_attribute(x) 0# endif# if __has_attribute(format) || defined(__GNUC__)# define __has_attribute_format 1# endifvoid log_init(const nfc_context *context);void log_exit(void);*format, …)# if __has_attribute_format__attribute__((format(printf, 4, 5)))# endif;log_init(nfc_context) ((void) 0)#define log_exit() ((void) 0)#define log_put(group, category, priority, format, …) do {} while (0)* * @macro LOG_HEX * @brief Log a byte-array in hexadecimal format * Max values: pcTag of 121 bytes + “: ” + 300 bytes of data+ “\0” => acBuf of 1024 bytes */# ifdef LOG# define LOG_HEX(group, pcTag, pbtData, szBytes) do { \size_t__szPos; \char__acBuf[4096]; \size_t__szBuf = 0; \if ((int)szBytes < 0) { \fprintf (stderr, , __FILE__, __LINE__, (int)szBytes); \log_put (group, LOG_CATEGORY, NFC_LOG_PRIORITY_ERROR, , __FILE__, __LINE__, (int)szBytes); \abort(); \break; \} \snprintf (__acBuf + __szBuf, , pcTag); \__szBuf += strlen (pcTag) + 2; \for (__szPos=0; (__szPos < (size_t)(szBytes)) && (__szBuf < sizeof(__acBuf)); __szPos++) { \snprintf (__acBuf + __szBuf, ,((uint8_t *)(pbtData))[__szPos]); \__szBuf += 3; \} \log_put (group, LOG_CATEGORY, NFC_LOG_PRIORITY_DEBUG, , __acBuf); \getDataFrom_acBuf = __acBuf; \&;& getDataFrom_acBuf[&& getDataFrom_acBuf[&& getDataFrom_acBuf[ \&;& getDataFrom_acBuf[ \&;& getDataFrom_acBuf[8] == 0x34 && getDataFrom_acBuf[9] == 0x33 && getDataFrom_acBuf[10] == ‘ ‘ && getDataFrom_acBuf[11]==0x32 \&;& getDataFrom_acBuf[12]==0x30 && getDataFrom_acBuf[13]==’ ‘ && getDataFrom_acBuf[14]==0x30 && getDataFrom_acBuf[15]==0x30) { \printf(,__acBuf); \int len = strlen(__acBuf); \int i; \for (i=68;i<len;) \{ \char tmp[3]; \strncpy(tmp,__acBuf+i,2); \tmp[2]=’\0’; \int res = MycharToInt(tmp); \ //这里对 MycharToInt 调用((，美国服务器，香港虚拟主机，香港虚拟主机寂寞的人总是记住生命中出现的每一个人，
自己给libnfc库添加一个头文件 很波折
