#include "fio.h"
-#include "md5.h"
-#include "crc64.h"
-#include "crc32.h"
-#include "crc16.h"
-#include "crc7.h"
-#include "sha256.h"
-#include "sha512.h"
+#include "crc/md5.h"
+#include "crc/crc64.h"
+#include "crc/crc32.h"
+#include "crc/crc16.h"
+#include "crc/crc7.h"
+#include "crc/sha256.h"
+#include "crc/sha512.h"
static void fill_random_bytes(struct thread_data *td, void *p, unsigned int len)
{
static void memswp(void* buf1, void* buf2, unsigned int len)
{
- struct verify_header swap;
+ char swap[200];
+
+ assert(len <= sizeof(swap));
memcpy(&swap, buf1, len);
memcpy(buf1, buf2, len);
switch (verify_type) {
case VERIFY_NONE:
case VERIFY_NULL:
+ case VERIFY_PATTERN:
len = 0;
break;
case VERIFY_MD5:
case VERIFY_SHA512:
len = sizeof(struct vhdr_sha512);
break;
+ case VERIFY_META:
+ len = sizeof(struct vhdr_meta);
+ break;
default:
log_err("fio: unknown verify header!\n");
assert(0);
return io_u->buf + header_num * hdr->len + hdr_size(hdr);
}
+static int verify_io_u_meta(struct verify_header *hdr, struct thread_data *td,
+ struct io_u *io_u, unsigned int header_num)
+{
+ struct vhdr_meta *vh = hdr_priv(hdr);
+
+ if (vh->offset != io_u->offset + header_num * td->o.verify_interval) {
+ log_err("meta: verify failed at %llu/%u\n",
+ io_u->offset + header_num * hdr->len,
+ hdr->len);
+ return 1;
+ }
+
+ return 0;
+}
+
static int verify_io_u_sha512(struct verify_header *hdr, struct io_u *io_u,
unsigned int header_num)
{
return 0;
}
+static unsigned int hweight8(unsigned int w)
+{
+ unsigned int res = w - ((w >> 1) & 0x55);
+
+ res = (res & 0x33) + ((res >> 2) & 0x33);
+ return (res + (res >> 4)) & 0x0F;
+}
+
+int verify_io_u_pattern(unsigned long pattern, unsigned long pattern_size,
+ char* buf, unsigned int len, unsigned int mod)
+{
+ unsigned int i;
+ char split_pattern[4];
+
+ for (i = 0; i < 4; i++) {
+ split_pattern[i] = pattern & 0xff;
+ pattern >>= 8;
+ }
+
+ for (i = 0; i < len; i++) {
+ if (buf[i] != split_pattern[mod]) {
+ unsigned int bits;
+
+ bits = hweight8(buf[i] ^ split_pattern[mod]);
+ log_err("fio: got pattern %x, wanted %x. Bad bits %d\n",
+ buf[i], split_pattern[mod], bits);
+ log_err("fio: bad pattern block offset %u\n", i);
+ return 1;
+ }
+ mod++;
+ if (mod == pattern_size)
+ mod = 0;
+ }
+
+ return 0;
+}
+
int verify_io_u(struct thread_data *td, struct io_u *io_u)
{
struct verify_header *hdr;
- unsigned int hdr_inc, hdr_num = 0;
+ unsigned int hdr_size, hdr_inc, hdr_num = 0;
void *p;
int ret;
if (td->o.verify_interval)
hdr_inc = td->o.verify_interval;
- for (p = io_u->buf; p < io_u->buf + io_u->buflen; p += hdr_inc) {
+ ret = 0;
+ for (p = io_u->buf; p < io_u->buf + io_u->buflen; p += hdr_inc, hdr_num++) {
+ if (ret && td->o.verify_fatal) {
+ td->terminate = 1;
+ break;
+ }
+ hdr_size = __hdr_size(td->o.verify);
if (td->o.verify_offset)
- memswp(p, p + td->o.verify_offset, __hdr_size(td->o.verify));
-
+ memswp(p, p + td->o.verify_offset, hdr_size);
hdr = p;
if (hdr->fio_magic != FIO_HDR_MAGIC) {
case VERIFY_SHA512:
ret = verify_io_u_sha512(hdr, io_u, hdr_num);
break;
+ case VERIFY_META:
+ ret = verify_io_u_meta(hdr, td, io_u, hdr_num);
+ break;
+ case VERIFY_PATTERN:
+ ret = verify_io_u_pattern(td->o.verify_pattern,
+ td->o.verify_pattern_bytes,
+ p + hdr_size,
+ hdr_inc - hdr_size,
+ hdr_size % 4);
+ if (ret)
+ log_err("fio: verify failed at %llu/%u\n",
+ io_u->offset + hdr_num * hdr->len,
+ hdr->len);
+ break;
default:
log_err("Bad verify type %u\n", hdr->verify_type);
ret = 1;
}
- hdr_num++;
}
- return 0;
+ return ret;
+}
+
+static void fill_meta(struct verify_header *hdr, struct thread_data *td,
+ struct io_u *io_u, unsigned int header_num)
+{
+ struct vhdr_meta *vh = hdr_priv(hdr);
+
+ vh->thread = td->thread_number;
+
+ vh->time_sec = io_u->start_time.tv_sec;
+ vh->time_usec = io_u->start_time.tv_usec;
+
+ vh->numberio = td->io_issues[DDIR_WRITE];
+
+ vh->offset = io_u->offset + header_num * td->o.verify_interval;
}
static void fill_sha512(struct verify_header *hdr, void *p, unsigned int len)
{
struct verify_header *hdr;
void *p = io_u->buf, *data;
- unsigned int hdr_inc, data_len;
+ unsigned int hdr_inc, data_len, header_num = 0;
if (td->o.verify == VERIFY_NULL)
return;
case VERIFY_SHA512:
fill_sha512(hdr, data, data_len);
break;
+ case VERIFY_META:
+ fill_meta(hdr, td, io_u, header_num);
+ break;
+ case VERIFY_PATTERN:
+ break;
default:
log_err("fio: bad verify type: %d\n", td->o.verify);
assert(0);
}
if (td->o.verify_offset)
memswp(p, p + td->o.verify_offset, hdr_size(hdr));
+ header_num++;
}
}