Add --readonly option

[fio.git] / fio.h

diff --git a/fio.h b/fio.h
index b7d8582ebdcba3fc1c7b6a3c99e2b434cabbd8ed..5177795c32c7b05d852c79e154411e7e281a6db8 100644 (file)
--- a/fio.h
+++ b/fio.h
@@ -12,13 +12,12 @@
 #include <unistd.h>
 #include <string.h>
 #include <getopt.h>
+#include <inttypes.h>
 
 #include "compiler/compiler.h"
 #include "list.h"
 #include "fifo.h"
 #include "rbtree.h"
-#include "md5.h"
-#include "crc32.h"
 #include "arch/arch.h"
 #include "os/os.h"
 #include "mutex.h"
@@ -192,21 +191,55 @@ 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;
-       };
+};
+
+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 {
@@ -243,6 +276,7 @@ enum fio_ioengine_flags {
        FIO_DISKLESSIO  = 1 << 2,       /* no disk involved */
        FIO_NOEXTEND    = 1 << 3,       /* engine can't extend file */
        FIO_NODISKUTIL  = 1 << 4,       /* diskutil can't handle filename */
+       FIO_UNIDIR      = 1 << 5,       /* engine is uni-directional */
 };
 
 enum fio_file_flags {
@@ -336,6 +370,7 @@ struct thread_stat {
        unsigned long usr_time;
        unsigned long sys_time;
        unsigned long ctx;
+       unsigned long minf, majf;
 
        /*
         * IO depth and latency stats
@@ -384,7 +419,13 @@ 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;
@@ -472,6 +513,7 @@ struct thread_data {
                os_random_state_t next_file_state;
        };
        int error;
+       int done;
        pid_t pid;
        char *orig_buffer;
        size_t orig_buffer_size;