BIN2HEX.rar

源文件是从论坛中下的，为适应TURBOC2，做了一个微小的改动。

/*
** 描述 : 二进制文件转换成Intel Hex32格式文件
** 时间 : 2005-9-19 14:38
** 编码 : Dr.Slump
** 版本 : 0.01
*/

/*
    使用方法 : bin2hex -b adress filename
    -b : 指示hex文件起始地址
    address : hex文件的起始地址(FIXME:当前版本只支持k字节边界)
    filename : 待转换的文件名
    示例 : bin2hex -b 32k rom.bin
*/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

FILE *fp_read;              /* 待读取文件句柄 */
FILE *fp_write;             /* 待写入文件句柄 */
       
       /* 将int型变成long型，适应TURBOC2  2006年4月 csx*/
unsigned long start_adr;    /* 转换成Hex格式的起始地址 */
unsigned short cur_base;    /* 转换成Hex格式的当前地址高16位 */
unsigned short cur_offset;  /* 转换成Hex格式的当前地址低16位 */

unsigned char read_buf[16];
unsigned char write_buf[48];

void
calc_start_adr (char *buf)
{
    unsigned int len;
   
    len = strlen(buf);
   
    if ((buf[len-1] != 'k') && (buf[len-1] != 'K')) {
        printf ("Invalid argument.\n");
        exit (-1);
    }   
    buf[len-1] = 0;
   
    start_adr = atoi (buf);
    start_adr = start_adr * 1024;
    cur_base =  start_adr >> 16; 
    cur_offset = (unsigned short)start_adr;
}

void
start_convert (void)
{
    unsigned char cnt;
    unsigned char read_num;
    unsigned char cksum, highc, lowc;
   
    /* 设置当前地址高16位 */
    highc = cur_base >> 8;
    lowc = (unsigned char)cur_base;
    cksum = 2 + 4 + highc + lowc;
    cksum = 0xFF - cksum;
    cksum = cksum + 1;
    sprintf (write_buf, ":02000004%04x%02x", cur_base, cksum);
    write_buf[15] = 0x0D; write_buf[16] = 0x0A;
    fwrite (write_buf, 1, 17, fp_write);
   
    read_num = fread (read_buf, 1, 16, fp_read);
    while (read_num == 16) {
        /* 写入读取的16字节 */
        highc = cur_offset >> 8;
        lowc = (unsigned char)cur_offset;
        cksum = 0x10 + highc + lowc;
        for (cnt=0; cnt<16; cnt++) {
            cksum += read_buf[cnt];
        }
        cksum = 0xFF - cksum;
        cksum = cksum + 1;
       
        sprintf (write_buf, ":10%02x%02x00%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
                highc, lowc,
                read_buf[0], read_buf[1], read_buf[2], read_buf[3],
                read_buf[4], read_buf[5], read_buf[6], read_buf[7],
                read_buf[8], read_buf[9], read_buf[10], read_buf[11],
                read_buf[12], read_buf[13], read_buf[14], read_buf[15],
                cksum);
        write_buf[43] = 0x0D; write_buf[44] = 0x0A;
        fwrite (write_buf, 1, 45, fp_write);
       
        /* 计算当前地址低16位，当越限时写入当前地址高16位 */
        if (cur_offset == 65520) {
            cur_offset = 0;
            cur_base ++;
            highc = cur_base >> 8;
            lowc = (unsigned char)cur_base;
            cksum = 2 + 4 + highc + lowc;
            cksum = 0xFF - cksum;
            cksum = cksum + 1;
            sprintf (write_buf, ":02000004%04x%02x", cur_base, cksum);
            write_buf[15] = 0x0D; write_buf[16] = 0x0A;
            fwrite (write_buf, 1, 17, fp_write);
        } else {
            cur_offset += 16;
        }
       
        read_num = fread (read_buf,1,16,fp_read);
    }
   
    /* 写入剩余的字节 */
    if (read_num) {
        highc = cur_offset >> 8;
        lowc = (unsigned char)cur_offset;
        cksum = read_num + highc + lowc;
        for (cnt=0; cnt<read_num; cnt++) {
            cksum += read_buf[cnt];
        }
        cksum = 0xFF - cksum;
        cksum = cksum + 1;
       
        sprintf (write_buf, ":%02x%02x%02x00", read_num, highc, lowc);
        for (cnt=0; cnt<read_num; cnt++) {
            sprintf (&write_buf[9 + cnt * 2], "%02x", read_buf[cnt]);
        }
        sprintf (&write_buf[9 + cnt * 2], "%02x", cksum);
        write_buf[11 + read_num * 2] = 0x0D;
        write_buf[12 + read_num * 2] = 0x0A;
        fwrite (write_buf, 1, 13 + read_num * 2, fp_write);
    }
   
    /* 写入终止序列 */
    sprintf (write_buf, ":00000001FF");
    write_buf[11] = 0x0D; write_buf[12] = 0x0A;
    fwrite (write_buf, 1, 13, fp_write);
}

int
main (int argc, char *argv[])
{   
    if (argc != 4) {
        printf ("Usage : %s -b address filename.xxx\n", argv[0]);
        printf ("-b : indicate the starting address convert to.\n");
        printf ("address : starting address.\n");
        printf ("filename.xxx : file to be converted.\n");
        printf ("output :  filename.hex\n");
        printf ("example : %s -b 64k rom.bin\n", argv[0]);
        return -1;
    }
   
    if (strcmp (argv[1], "-b")) {
        printf ("Invalid argument.\n");
        return -1;
    };
   
    fp_read = fopen (argv[3], "rb");
    if (fp_read == NULL) {
        printf ("Can't open file %s", argv[3]);
        return -1;
    }

    fp_write = fopen ("rom.hex", "w");
    if (fp_write == NULL) {
        printf ("Can't create file rom.hex");
        return -1;
    }
   
    calc_start_adr (argv[2]);
    start_convert ();
   
    fclose (fp_read);
    fclose (fp_write);
   
    printf("Convert Seccessfully!\n");
   
    return 0;
}