/* * @Author: zhy * @Date: 2022-10-11 09:53:56 * @LastEditors: Please set LastEditors * @LastEditTime: 2022-10-11 11:37:49 * @Description: */ #include #include #include #include #include #include #include #ifdef WIN32 #include "uv.h" #else #include #endif /* Table of CRC values for high-order byte */ static const uint8_t table_crc_hi[] = { 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40}; /* Table of CRC values for low-order byte */ static const uint8_t table_crc_lo[] = { 0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6, 0x06, 0x07, 0xC7, 0x05, 0xC5, 0xC4, 0x04, 0xCC, 0x0C, 0x0D, 0xCD, 0x0F, 0xCF, 0xCE, 0x0E, 0x0A, 0xCA, 0xCB, 0x0B, 0xC9, 0x09, 0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9, 0x1B, 0xDB, 0xDA, 0x1A, 0x1E, 0xDE, 0xDF, 0x1F, 0xDD, 0x1D, 0x1C, 0xDC, 0x14, 0xD4, 0xD5, 0x15, 0xD7, 0x17, 0x16, 0xD6, 0xD2, 0x12, 0x13, 0xD3, 0x11, 0xD1, 0xD0, 0x10, 0xF0, 0x30, 0x31, 0xF1, 0x33, 0xF3, 0xF2, 0x32, 0x36, 0xF6, 0xF7, 0x37, 0xF5, 0x35, 0x34, 0xF4, 0x3C, 0xFC, 0xFD, 0x3D, 0xFF, 0x3F, 0x3E, 0xFE, 0xFA, 0x3A, 0x3B, 0xFB, 0x39, 0xF9, 0xF8, 0x38, 0x28, 0xE8, 0xE9, 0x29, 0xEB, 0x2B, 0x2A, 0xEA, 0xEE, 0x2E, 0x2F, 0xEF, 0x2D, 0xED, 0xEC, 0x2C, 0xE4, 0x24, 0x25, 0xE5, 0x27, 0xE7, 0xE6, 0x26, 0x22, 0xE2, 0xE3, 0x23, 0xE1, 0x21, 0x20, 0xE0, 0xA0, 0x60, 0x61, 0xA1, 0x63, 0xA3, 0xA2, 0x62, 0x66, 0xA6, 0xA7, 0x67, 0xA5, 0x65, 0x64, 0xA4, 0x6C, 0xAC, 0xAD, 0x6D, 0xAF, 0x6F, 0x6E, 0xAE, 0xAA, 0x6A, 0x6B, 0xAB, 0x69, 0xA9, 0xA8, 0x68, 0x78, 0xB8, 0xB9, 0x79, 0xBB, 0x7B, 0x7A, 0xBA, 0xBE, 0x7E, 0x7F, 0xBF, 0x7D, 0xBD, 0xBC, 0x7C, 0xB4, 0x74, 0x75, 0xB5, 0x77, 0xB7, 0xB6, 0x76, 0x72, 0xB2, 0xB3, 0x73, 0xB1, 0x71, 0x70, 0xB0, 0x50, 0x90, 0x91, 0x51, 0x93, 0x53, 0x52, 0x92, 0x96, 0x56, 0x57, 0x97, 0x55, 0x95, 0x94, 0x54, 0x9C, 0x5C, 0x5D, 0x9D, 0x5F, 0x9F, 0x9E, 0x5E, 0x5A, 0x9A, 0x9B, 0x5B, 0x99, 0x59, 0x58, 0x98, 0x88, 0x48, 0x49, 0x89, 0x4B, 0x8B, 0x8A, 0x4A, 0x4E, 0x8E, 0x8F, 0x4F, 0x8D, 0x4D, 0x4C, 0x8C, 0x44, 0x84, 0x85, 0x45, 0x87, 0x47, 0x46, 0x86, 0x82, 0x42, 0x43, 0x83, 0x41, 0x81, 0x80, 0x40}; static uint16_t crc16(uint8_t *buffer, uint16_t buffer_length) { uint8_t crc_hi = 0xFF; /* high CRC byte initialized */ uint8_t crc_lo = 0xFF; /* low CRC byte initialized */ unsigned int i; /* will index into CRC lookup */ /* pass through message buffer */ while (buffer_length--) { i = crc_hi ^ *buffer++; /* calculate the CRC */ crc_hi = crc_lo ^ table_crc_hi[i]; crc_lo = table_crc_lo[i]; } return (crc_hi << 8 | crc_lo); } int bmser_calculate_crc(uint8_t *req, int nb) { int len = nb; uint16_t crc = crc16(req, len); req[len++] = crc >> 8; req[len++] = crc & 0x00FF; return len; } long long bmser_get_time_stamp_ms() { #ifndef _MSC_VER struct timeval tv; gettimeofday(&tv, NULL); //该函数在sys/time.h头文件中 return (long long)tv.tv_sec * 1000ll + (long long)tv.tv_usec / 1000ll; #else uv_timespec64_t tv = { 0, 0 }; uv_gettimeofday(&tv); return (long long)tv.tv_sec * 1000ll + (long long)tv.tv_nsec / 1000ll; #endif } /** * @brief 获取自系统启动后经过的时间，不受系统时间设定影响。但是如果有时间跳跃或者系统挂起，该时钟也会停止 * @param[in] none * @return long long * @retval 自系统启动后经过的时间 单位：ms * @par 修改日志: * Date Author Description \n * 2023-12-04 JHC 创建初始版本 \n */ long long bmser_clocke_get_time_monotonic_ms() { #ifndef _MSC_VER struct timespec ts; clock_gettime(CLOCK_MONOTONIC, &ts); // 转化为毫秒 long long ms = ts.tv_sec*1000ll + ts.tv_nsec / 1000000ll; return ms; #else uv_timespec64_t tv = { 0, 0 }; uv_clock_gettime(UV_CLOCK_MONOTONIC , &tv); return (long long)tv.tv_sec * 1000ll + (long long)tv.tv_nsec / 1000ll; #endif } /** * @brief 申请堆空间 * @param[in] Std_Size_Type bufSize * @return void* * @retval !0:正常 0:错误 * @par 修改日志: * Date Author Description \n * 2024-01-01 ZHY 创建初始版本 \n */ void* OS_Malloc(uint32_t bufSize) { return malloc(bufSize); } /** * @brief 释放堆空间 * @param[in] void* buf 堆地址 * @return void * @par 修改日志: * Date Author Description \n * 2024-01-01 ZHY 创建初始版本 \n */ void OS_Free(void* buf) { if (buf) { free(buf); } } /** * @brief 动态申请堆空间 * @param[in] Std_Size_Type bufSize * @return void* * @retval !0:正常 0:错误 * @par 修改日志: * Date Author Description \n * 2024-01-01 ZHY 创建初始版本 \n */ void* OS_Dynamic_Malloc(uint32_t bufSize) { return malloc(bufSize); } /** * @brief 动态释放堆空间 * @param[in] void* buf 堆地址 * @return void * @par 修改日志: * Date Author Description \n * 2024-01-01 ZHY 创建初始版本 \n */ void OS_Dynamic_Free(void* buf) { if (buf) { free(buf); } } /** * @brief ascii转化为bcd, 如果ascii为奇数个，则转换的BCD码最后一个字节的低四位补0. * @param[in] uint8_t len * @param[in] uint8_t *str * @return uint8_t * @retval * @par 修改日志: * Date Author Description \n * 2023-11-27 JML 创建初始版本 \n */ uint8_t stringTobcd(uint8_t len, uint8_t *pStr, uint8_t *pBcd) { uint8_t asiicIndex =0; uint8_t bcdIndex =0; if((len == 0) || (pStr == NULL) || (pBcd == NULL)){ return 0; } while(len/2) { if((pStr[asiicIndex]>0x39) || (pStr[asiicIndex]<0x30)){ return 0; } pBcd[bcdIndex] = pStr[asiicIndex++] - 0x30; pBcd[bcdIndex] <<= 4; if((pStr[asiicIndex]>0x39) || (pStr[asiicIndex]<0x30)){ return 0; } pBcd[bcdIndex++] += (pStr[asiicIndex++] - 0x30); len -= 2; } return 1; } /** * @brief ascii转化为int, 如果ascii为奇数个，则转换的int最后一个字节的低四位补0. * @param[in] uint8_t len * @param[in] uint8_t *str * @return uint8_t * @retval * @par 修改日志: * Date Author Description \n * 2023-11-27 JML 创建初始版本 \n */ uint8_t stringTohex(uint8_t len, uint8_t *pStr, uint8_t *pHex) { uint8_t i; uint8_t substr[3]; int16_t hex; if((len == 0) || (pStr == NULL) || (pHex == NULL)){ return 0; } if(len == 1){ hex = (int)strtol((const char *)&pStr[0], NULL, 16); memcpy(pHex,&hex,2); return 1; } for(i = 0; i < len; i += 2) { strncpy((char *)substr, (const char *)pStr + i, 2); substr[2] = '\0'; hex = (int16_t)strtol((const char *)substr, NULL, 16); memcpy(pHex + i,&hex,2); } return 1; }