进制转换-不同位数的数据相互转换（C/C++实现）

#include <stdio.h> #include <windows.h> #include "Hexadecimal_conversion.h" int main() { uint32_t u32=0x6789ABCD,a32,b32; uint16_t u16=0x89AB, a16,b16=0x1234; uint8_t u8=0x12,a8,b8=0x34,c8=0x56,d8=0x78; printf("This is a program of Hexadecimal conversion.\n\n"); multiple_data DATAP; DATAP=u32_turn_Two_HEX(u32); printf("The following is the conversion of 32-bit data into two hex data.\n"); printf("32-bit:0x%x=>hex1:0x%x,hex2:0x%x\n\n",u32,DATAP.hex_DATA1,DATAP.hex_DATA2); DATAP=HEX_turn_Two_OCT(u16); printf("The following is the conversion of hex data into two OCT data.\n"); printf("hex:0x%x=>oct1:0x%x,oct2:0x%x\n\n",u16,DATAP.OCT_DATA1,DATAP.OCT_DATA2); a32=Two_HEX_turn_32(u16,b16); printf("The following is the conversion of two HEX into 32-bit data.\n"); printf("hex1:0x%x, hex2:0x%x =>32-bit:0x%x\n\n",u16,b16,a32); a16=Two_OCT_turn_HEX(u8,b8); printf("The following is the conversion of two OCT into HEX data.\n"); printf("OCT1:0x%x,OCT2:0x%x =>hex:0x%x\n\n",u8,b8,a16); DATAP=u32_turn_four_OCT(u32); printf("The following is the conversion of 32-bit into four OCT.\n"); printf("32-bit:0x%x=>OCT1:0x%x,OCT2:0x%x,OCT3:0x%x,OCT4:0x%x\n\n",u32,DATAP.OCT_DATA1,DATAP.OCT_DATA2,DATAP.OCT_DATA3,DATAP.OCT_DATA4); b32=four_OCT_turn_32(u8,b8,c8,d8); printf("The following is the conversion of four OCT into 32-bit.\n"); printf("OCT1:0x%x,OCT2:0x%x,OCT3:0x%x,OCT4:0x%x==>32-bit:0x%x\n",u8,b8,c8,d8,b32); system("pause"); return 0; } uint32_t Two_HEX_turn_32(uint16_t DATA1,uint16_t DATA2) { uint32_t DATA_32; DATA_32=(DATA1<<16)|DATA2;//DATA1在高位，DATA2在低位 return DATA_32; } uint16_t Two_OCT_turn_HEX(uint8_t DATA1,uint8_t DATA2) { uint32_t DATA_16; DATA_16=(DATA1<<8)|DATA2;//DATA1在高位，DATA2在低位 return DATA_16; } struct multiple_data u32_turn_Two_HEX(uint32_t DATA) { struct multiple_data DATAHEX; DATAHEX.hex_DATA1=(DATA>>16) & 0XFFFF; //高16位 DATAHEX.hex_DATA2=DATA & 0XFFFF; //低16位 return DATAHEX; } struct multiple_data HEX_turn_Two_OCT(uint16_t DATA) { struct multiple_data DATAOCT; DATAOCT.OCT_DATA1=(DATA>>8) & 0XFF; //高8位 DATAOCT.OCT_DATA2=DATA & 0XFF; //低8位 return DATAOCT; } struct multiple_data u32_turn_four_OCT(uint32_t DATA) { struct multiple_data DATAOCT; DATAOCT.OCT_DATA1=(DATA>>24) & 0XFF; //高8位 DATAOCT.OCT_DATA2=(DATA>>16) & 0XFF; DATAOCT.OCT_DATA3=(DATA>>8) & 0XFF; DATAOCT.OCT_DATA4=DATA & 0XFF; //低8位 return DATAOCT; } uint32_t four_OCT_turn_32(uint8_t DATA1,uint8_t DATA2,uint8_t DATA3,uint8_t DATA4) { uint32_t DATA_32; DATA_32=(DATA1<<24)|(DATA2<<16)|(DATA3<<8)|(DATA4);//DATA_32=[DATA1][DATA2][DATA3][DATA4] return DATA_32; }