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#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
int main(int argc, char *argv[]) {
long i, j, size, num;
size_t count = 0, total = 0;
int offset = 0, toread = 1, toskip = 0;
uint32_t value;
uint32_t *buf;
if ((argc != 4)&&(argc != 7)) {
printf("Usage: %s <file> <dwords> <value> [offset_dwords read_dwords skip_dwords] \n", argv[0]);
exit(0);
}
FILE *f = fopen(argv[1], "r");
if (!f) {
printf("Can't open %s\n", argv[1]);
exit(1);
}
size = atol(argv[2]);
if (size <= 0) {
printf("Can't parse size %s\n", argv[2]);
exit(1);
}
if (sscanf(argv[3], "%x", &value) != 1) {
printf("Can't parse register %s\n", argv[3]);
exit(1);
}
buf = malloc(size * sizeof(uint32_t));
if (!buf) {
printf("Can't allocate %lu bytes of memory\n", size * sizeof(uint32_t));
exit(1);
}
if (argc == 7) {
offset = atoi(argv[4]);
toread = atoi(argv[5]);
toskip = atoi(argv[6]);
}
num = fread(buf, 4, size, f);
if (num != size) {
printf("Only %lu of %lu dwords in the file\n", num, size);
}
fclose(f);
for (i = offset; i < size; i += toskip) {
for (j = 0; j < toread; j++, i++) {
total++;
if (buf[i] != value) {
count++;
}
}
}
free(buf);
printf("%lu of %lu is wrong\n", count, total);
}
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