nkeynes@185: #include "lib.h"
nkeynes@185: 
nkeynes@185: void fwrite_dump( FILE *f, char *buf, int length)
nkeynes@185: {
nkeynes@185:     int i,j;
nkeynes@185:     for( i=0; i<length; i+=16 ) {
nkeynes@185: 	fprintf( f, "%08X: ", i );
nkeynes@185:         for( j=0; j<16 && i+j < length; j+=4 ) {
nkeynes@185: 	    unsigned int val = *((volatile unsigned int *)(buf+i+j));
nkeynes@185: 	    fprintf( f, "%02X %02X %02X %02X  ", val&0xFF, (val>>8)&0xFF, (val>>16)&0xFF, (val>>24)&0xFF );
nkeynes@185:         }
nkeynes@185:         for( ;j<16; j+= 4 ) {
nkeynes@185:             fprintf( f, "             " );
nkeynes@185:         }
nkeynes@185: 	for( j=0; j<16 && i+j < length; j++ ) {
nkeynes@185: 	    fprintf( f, "%c", isprint(buf[i+j]) ? buf[i+j] : '.' );
nkeynes@185: 	}
nkeynes@185: 	fprintf( f, "\n");
nkeynes@185:     }
nkeynes@185: }
nkeynes@190: 
nkeynes@190: void fwrite_diff( FILE *f,  char *a, int a_length, char *b, int b_length )
nkeynes@190: {
nkeynes@190:     int i;
nkeynes@190:     fprintf( f, "Expected %d bytes:\n", a_length );
nkeynes@190:     fwrite_dump( f, a, a_length );
nkeynes@190:     fprintf( f, "but was %d bytes =>\n", b_length );
nkeynes@190:     fwrite_dump( f, b, b_length );
nkeynes@190: }
nkeynes@190: 
nkeynes@190: void fwrite_diff32( FILE *f, char *a, int a_length, char *b, int b_length )
nkeynes@190: {
nkeynes@190:     int i,j, k;
nkeynes@190:     int length = a_length > b_length ? a_length : b_length;
nkeynes@190:     fprintf( f, "Expected %d bytes, was %d bytes =>\n", a_length, b_length );
nkeynes@190:     
nkeynes@190:     for( i=0; i<length; i+=16 ) {
nkeynes@190: 	for( k=0; k<32 && i+k < length; k+=4 ) {
nkeynes@190: 	    if( i+k >= a_length || i+k >= b_length ||
nkeynes@190: 		*((volatile unsigned int *)(a+i+k)) != *((volatile unsigned int *)(b+i+k)) ) {
nkeynes@190: 		break;
nkeynes@190: 	    }
nkeynes@190: 	}
nkeynes@190: 	if( k != 32 && i+k != length ) {
nkeynes@190: 	    fprintf( f, "%08X: ", i );
nkeynes@190: 	    for( j=0; j<16 && i+j < a_length; j+=4 ) {
nkeynes@190: 		fprintf( f, "%08X ", *((volatile unsigned int *)(a+i+j)) );
nkeynes@190: 	    }
nkeynes@190: 	    
nkeynes@190: 	    for(; j<16; j+=4 ) {
nkeynes@190: 		fprintf( f, "         " );
nkeynes@190: 	    }
nkeynes@190: 	    
nkeynes@190: 	    fprintf( f, "| " );
nkeynes@190: 	    for( j=0; j<16 && i+j < b_length; j+=4 ) {
nkeynes@190: 		fprintf( f, "%08X ", *((volatile unsigned int *)(b+i+j)) );
nkeynes@190: 	    }
nkeynes@190: 
nkeynes@190: 	    fprintf( f, "\n");
nkeynes@190: 	}
nkeynes@190:     }
nkeynes@190: }