Full readonly check

[fio.git] / fio.h

diff --git a/fio.h b/fio.h
index 63cfaa7ae3cf9f6cd52dba96b68ed35cc126e17a..1b392a0372b0ddbe60984eefc1cc09b60180ffc4 100644 (file)
--- a/fio.h
+++ b/fio.h
@@ -12,15 +12,13 @@
 #include <unistd.h>
 #include <string.h>
 #include <getopt.h>
+#include <inttypes.h>
+#include <assert.h>
 
 #include "compiler/compiler.h"
 #include "list.h"
 #include "fifo.h"
 #include "rbtree.h"
-#include "md5.h"
-#include "crc32.h"
-#include "crc16.h"
-#include "crc7.h"
 #include "arch/arch.h"
 #include "os/os.h"
 #include "mutex.h"
@@ -194,25 +192,55 @@ enum {
 enum {
        VERIFY_NONE = 0,                /* no verification */
        VERIFY_MD5,                     /* md5 sum data blocks */
+       VERIFY_CRC64,                   /* crc64 sum data blocks */
        VERIFY_CRC32,                   /* crc32 sum data blocks */
        VERIFY_CRC16,                   /* crc16 sum data blocks */
        VERIFY_CRC7,                    /* crc7 sum data blocks */
+       VERIFY_SHA256,                  /* sha256 sum data blocks */
+       VERIFY_SHA512,                  /* sha512 sum data blocks */
+       VERIFY_META,                    /* block_num, timestamp etc. */
+       VERIFY_PATTERN,                 /* verify a specific pattern */
        VERIFY_NULL,                    /* pretend to verify */
 };
 
 /*
- * A header structure associated with each checksummed data block
+ * A header structure associated with each checksummed data block. It is
+ * followed by a checksum specific header that contains the verification
+ * data.
  */
 struct verify_header {
        unsigned int fio_magic;
        unsigned int len;
        unsigned int verify_type;
-       union {
-               char md5_digest[MD5_HASH_WORDS * 4];
-               unsigned long crc32;
-               unsigned short crc16;
-               unsigned char crc7;
-       };
+};
+
+struct vhdr_md5 {
+       uint32_t md5_digest[16];
+};
+struct vhdr_sha512 {
+       uint8_t sha512[128];
+};
+struct vhdr_sha256 {
+       uint8_t sha256[128];
+};
+struct vhdr_crc64 {
+       uint64_t crc64;
+};
+struct vhdr_crc32 {
+       uint32_t crc32;
+};
+struct vhdr_crc16 {
+       uint16_t crc16;
+};
+struct vhdr_crc7 {
+       uint8_t crc7;
+};
+struct vhdr_meta {
+       uint64_t offset;
+       unsigned char thread;
+       unsigned short numberio;
+       unsigned long time_sec;
+       unsigned long time_usec;
 };
 
 struct group_run_stats {
@@ -343,6 +371,7 @@ struct thread_stat {
        unsigned long usr_time;
        unsigned long sys_time;
        unsigned long ctx;
+       unsigned long minf, majf;
 
        /*
         * IO depth and latency stats
@@ -391,7 +420,13 @@ struct thread_options {
        unsigned int end_fsync;
        unsigned int sync_io;
        unsigned int verify;
+       unsigned int do_verify;
        unsigned int verifysort;
+       unsigned int verify_interval;
+       unsigned int verify_offset;
+       unsigned int verify_pattern;
+       unsigned int verify_pattern_bytes;
+       unsigned int verify_fatal;
        unsigned int use_thread;
        unsigned int unlink;
        unsigned int do_disk_util;
@@ -627,6 +662,7 @@ extern FILE *f_err;
 extern int temp_stall_ts;
 extern unsigned long long mlock_size;
 extern unsigned long page_mask, page_size;
+extern int read_only;
 
 extern struct thread_data *threads;
 
@@ -635,6 +671,11 @@ extern struct thread_data *threads;
 #define td_rw(td)              (((td)->o.td_ddir & TD_DDIR_RW) == TD_DDIR_RW)
 #define td_random(td)          ((td)->o.td_ddir & TD_DDIR_RAND)
 
+static inline void fio_ro_check(struct thread_data *td, struct io_u *io_u)
+{
+       assert(!(io_u->ddir == DDIR_WRITE && !td_write(td)));
+}
+
 #define BLOCKS_PER_MAP         (8 * sizeof(long))
 #define TO_MAP_BLOCK(td, f, b) ((b) - ((f)->file_offset / (td)->o.rw_min_bs))
 #define RAND_MAP_IDX(td, f, b) (TO_MAP_BLOCK(td, f, b) / BLOCKS_PER_MAP)