bff.c

来自「基于dragon_MX1_ads的装载启动代码armboot」· C语言 代码 · 共 62 行

#include <stdio.h>

FILE *in1,*in2, *outfile;
unsigned char readd[256];



int main (int argc, char *argv[])
{
	int	i,num;
	unsigned char bdata;
	char t=0;
	if (argc != 4)
	{
		printf(" argc = %d, bff bootloader.bin flashloader.bin bootfromflash.bin\n",argc);
		return 0;
	}
	if (!(in1 = fopen(argv[1],"rb")))
	{
		printf("Input file open error !\n");
		return 0;
	}
	if (!(in2 = fopen(argv[2],"rb")))
	{
		printf("Input file open error !\n");
		fclose(in1);
		return 0;
	}
	if (!(outfile = fopen(argv[3],"wb")))
	{
		printf("Output file open error !\n");
		fclose(in1);
		fclose(in2);
		return 0;
	}

		num=fread(&readd,sizeof(char),256,in2);
		
		
		printf("read %d chars from %s\n",num,argv[2]);
		//Karen debug
	//	for(i=0;i<40;i++)
	//  printf("readd[%d] = %d \n", i, readd[i]);
				

	
		fwrite(&readd,sizeof(char),num,outfile);
		
		
	bdata = 0;
	for (i=num; i<0xF8; i++)
		fwrite(&bdata, sizeof(char), 1, outfile);
	while (fread(&bdata, sizeof(char), 1, in1) > 0)
		fwrite(&bdata, sizeof(char), 1, outfile);

	fclose(outfile);
	fclose(in1);
	fclose(in2);
	printf("\nConversion done.\n");
	return 0;
}