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This commit is contained in:
Simon Gardling
2024-09-10 13:03:02 -04:00
parent 53c617d779
commit d66450e427
381 changed files with 28864 additions and 34170 deletions
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37
userland/testbin/poisondisk/poisondisk.c
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@@ -46,29 +46,24 @@
#define POISON_BYTE 0xa9
#define BLOCKSIZE 512
static
void
poison(void)
{
char buf[BLOCKSIZE];
off_t sectors, i;
static void poison(void) {
char buf[BLOCKSIZE];
off_t sectors, i;
memset(buf, POISON_BYTE, sizeof(buf));
memset(buf, POISON_BYTE, sizeof(buf));
sectors = diskblocks();
for (i=0; i<sectors; i++) {
diskwrite(buf, i);
}
sectors = diskblocks();
for (i = 0; i < sectors; i++) {
diskwrite(buf, i);
}
}
int
main(int argc, char *argv[])
{
if (argc != 2) {
errx(1, "Usage: %s disk-image", argv[0]);
}
opendisk(argv[1]);
poison();
closedisk();
return 0;
int main(int argc, char *argv[]) {
if (argc != 2) {
errx(1, "Usage: %s disk-image", argv[0]);
}
opendisk(argv[1]);
poison();
closedisk();
return 0;
}