# HG changeset patch
# User Ian Campbell <ian.campbell@xxxxxxxxxx>
# Date 1300389233 0
# Node ID d9ed6d570588f025cdef27529d8e995d5065ae86
# Parent c0a717aa8415ae975ad58b9756cd2b82e4da0319
tools/blktap2: push uuid wrapper functions down into libvhd.
Nothing else uses them.
Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Committed-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
---
diff -r c0a717aa8415 -r d9ed6d570588 tools/blktap2/drivers/block-vhd.c
--- a/tools/blktap2/drivers/block-vhd.c Thu Mar 17 13:32:41 2011 +0000
+++ b/tools/blktap2/drivers/block-vhd.c Thu Mar 17 19:13:53 2011 +0000
@@ -807,7 +807,7 @@
}
*/
- if (blk_uuid_compare(&child->vhd.header.prt_uuid,
&parent->vhd.footer.uuid)) {
+ if (vhd_uuid_compare(&child->vhd.header.prt_uuid,
&parent->vhd.footer.uuid)) {
DPRINTF("ERROR: %s: %s, %s: parent uuid has changed since "
"snapshot. Child image no longer valid.\n",
__func__, child->vhd.file, parent->vhd.file);
diff -r c0a717aa8415 -r d9ed6d570588 tools/blktap2/include/blk_uuid.h
--- a/tools/blktap2/include/blk_uuid.h Thu Mar 17 13:32:41 2011 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,130 +0,0 @@
-/* Copyright (c) 2008, XenSource Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * * Neither the name of XenSource Inc. nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
- * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-#ifndef __BLKTAP2_UUID_H__
-#define __BLKTAP2_UUID_H__
-
-#if defined(__linux__)
-
-#include <uuid/uuid.h>
-
-typedef struct {
- uuid_t uuid;
-} blk_uuid_t;
-
-static inline int blk_uuid_is_nil(blk_uuid_t *uuid)
-{
- return uuid_is_null(uuid->uuid);
-}
-
-static inline void blk_uuid_generate(blk_uuid_t *uuid)
-{
- uuid_generate(uuid->uuid);
-}
-
-static inline void blk_uuid_to_string(blk_uuid_t *uuid, char *out, size_t size)
-{
- uuid_unparse(uuid->uuid, out);
-}
-
-static inline void blk_uuid_from_string(blk_uuid_t *uuid, const char *in)
-{
- uuid_parse(in, uuid->uuid);
-}
-
-static inline void blk_uuid_copy(blk_uuid_t *dst, blk_uuid_t *src)
-{
- uuid_copy(dst->uuid, src->uuid);
-}
-
-static inline void blk_uuid_clear(blk_uuid_t *uuid)
-{
- uuid_clear(uuid->uuid);
-}
-
-static inline int blk_uuid_compare(blk_uuid_t *uuid1, blk_uuid_t *uuid2)
-{
- return uuid_compare(uuid1->uuid, uuid2->uuid);
-}
-
-#elif defined(__NetBSD__)
-
-#include <uuid.h>
-#include <string.h>
-#include <stdlib.h>
-
-typedef uuid_t blk_uuid_t;
-
-static inline int blk_uuid_is_nil(blk_uuid_t *uuid)
-{
- uint32_t status;
- return uuid_is_nil((uuid_t *)uuid, &status);
-}
-
-static inline void blk_uuid_generate(blk_uuid_t *uuid)
-{
- uint32_t status;
- uuid_create((uuid_t *)uuid, &status);
-}
-
-static inline void blk_uuid_to_string(blk_uuid_t *uuid, char *out, size_t size)
-{
- uint32_t status;
- char *_out = NULL;
- uuid_to_string((uuid_t *)uuid, &_out, &status);
- strlcpy(out, _out, size);
- free(_out);
-}
-
-static inline void blk_uuid_from_string(blk_uuid_t *uuid, const char *in)
-{
- uint32_t status;
- uuid_from_string(in, (uuid_t *)uuid, &status);
-}
-
-static inline void blk_uuid_copy(blk_uuid_t *dst, blk_uuid_t *src)
-{
- memcpy((uuid_t *)dst, (uuid_t *)src, sizeof(uuid_t));
-}
-
-static inline void blk_uuid_clear(blk_uuid_t *uuid)
-{
- memset((uuid_t *)uuid, 0, sizeof(uuid_t));
-}
-
-static inline int blk_uuid_compare(blk_uuid_t *uuid1, blk_uuid_t *uuid2)
-{
- uint32_t status;
- return uuid_compare((uuid_t *)uuid1, (uuid_t *)uuid2, &status);
-}
-
-#else
-
-#error "Please update blk_uuid.h for your OS"
-
-#endif
-
-#endif /* __BLKTAP2_UUID_H__ */
diff -r c0a717aa8415 -r d9ed6d570588 tools/blktap2/include/libvhd-journal.h
--- a/tools/blktap2/include/libvhd-journal.h Thu Mar 17 13:32:41 2011 +0000
+++ b/tools/blktap2/include/libvhd-journal.h Thu Mar 17 19:13:53 2011 +0000
@@ -39,7 +39,7 @@
typedef struct vhd_journal_header {
char cookie[8];
- blk_uuid_t uuid;
+ vhd_uuid_t uuid;
uint64_t vhd_footer_offset;
uint32_t journal_data_entries;
uint32_t journal_metadata_entries;
diff -r c0a717aa8415 -r d9ed6d570588 tools/blktap2/include/libvhd.h
--- a/tools/blktap2/include/libvhd.h Thu Mar 17 13:32:41 2011 +0000
+++ b/tools/blktap2/include/libvhd.h Thu Mar 17 19:13:53 2011 +0000
@@ -36,7 +36,7 @@
#include <sys/bswap.h>
#endif
-#include "blk_uuid.h"
+#include "vhd-uuid.h"
#include "vhd.h"
#ifndef O_LARGEFILE
@@ -216,7 +216,7 @@
static inline int
vhd_parent_raw(vhd_context_t *ctx)
{
- return blk_uuid_is_nil(&ctx->header.prt_uuid);
+ return vhd_uuid_is_nil(&ctx->header.prt_uuid);
}
void libvhd_set_log_level(int);
diff -r c0a717aa8415 -r d9ed6d570588 tools/blktap2/include/vhd-uuid.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/blktap2/include/vhd-uuid.h Thu Mar 17 19:13:53 2011 +0000
@@ -0,0 +1,130 @@
+/* Copyright (c) 2008, XenSource Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of XenSource Inc. nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
+ * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+#ifndef __BLKTAP2_VHD_UUID_H__
+#define __BLKTAP2_VHDUUID_H__
+
+#if defined(__linux__)
+
+#include <uuid/uuid.h>
+
+typedef struct {
+ uuid_t uuid;
+} vhd_uuid_t;
+
+static inline int vhd_uuid_is_nil(vhd_uuid_t *uuid)
+{
+ return uuid_is_null(uuid->uuid);
+}
+
+static inline void vhd_uuid_generate(vhd_uuid_t *uuid)
+{
+ uuid_generate(uuid->uuid);
+}
+
+static inline void vhd_uuid_to_string(vhd_uuid_t *uuid, char *out, size_t size)
+{
+ uuid_unparse(uuid->uuid, out);
+}
+
+static inline void vhd_uuid_from_string(vhd_uuid_t *uuid, const char *in)
+{
+ uuid_parse(in, uuid->uuid);
+}
+
+static inline void vhd_uuid_copy(vhd_uuid_t *dst, vhd_uuid_t *src)
+{
+ uuid_copy(dst->uuid, src->uuid);
+}
+
+static inline void vhd_uuid_clear(vhd_uuid_t *uuid)
+{
+ uuid_clear(uuid->uuid);
+}
+
+static inline int vhd_uuid_compare(vhd_uuid_t *uuid1, vhd_uuid_t *uuid2)
+{
+ return uuid_compare(uuid1->uuid, uuid2->uuid);
+}
+
+#elif defined(__NetBSD__)
+
+#include <uuid.h>
+#include <string.h>
+#include <stdlib.h>
+
+typedef uuid_t vhd_uuid_t;
+
+static inline int vhd_uuid_is_nil(vhd_uuid_t *uuid)
+{
+ uint32_t status;
+ return uuid_is_nil((uuid_t *)uuid, &status);
+}
+
+static inline void vhd_uuid_generate(vhd_uuid_t *uuid)
+{
+ uint32_t status;
+ uuid_create((uuid_t *)uuid, &status);
+}
+
+static inline void vhd_uuid_to_string(vhd_uuid_t *uuid, char *out, size_t size)
+{
+ uint32_t status;
+ char *_out = NULL;
+ uuid_to_string((uuid_t *)uuid, &_out, &status);
+ strlcpy(out, _out, size);
+ free(_out);
+}
+
+static inline void vhd_uuid_from_string(vhd_uuid_t *uuid, const char *in)
+{
+ uint32_t status;
+ uuid_from_string(in, (uuid_t *)uuid, &status);
+}
+
+static inline void vhd_uuid_copy(vhd_uuid_t *dst, vhd_uuid_t *src)
+{
+ memcpy((uuid_t *)dst, (uuid_t *)src, sizeof(uuid_t));
+}
+
+static inline void vhd_uuid_clear(vhd_uuid_t *uuid)
+{
+ memset((uuid_t *)uuid, 0, sizeof(uuid_t));
+}
+
+static inline int vhd_uuid_compare(vhd_uuid_t *uuid1, vhd_uuid_t *uuid2)
+{
+ uint32_t status;
+ return uuid_compare((uuid_t *)uuid1, (uuid_t *)uuid2, &status);
+}
+
+#else
+
+#error "Please update vhd-uuid.h for your OS"
+
+#endif
+
+#endif /* __BLKTAP2_VHD_UUID_H__ */
diff -r c0a717aa8415 -r d9ed6d570588 tools/blktap2/include/vhd.h
--- a/tools/blktap2/include/vhd.h Thu Mar 17 13:32:41 2011 +0000
+++ b/tools/blktap2/include/vhd.h Thu Mar 17 19:13:53 2011 +0000
@@ -59,7 +59,7 @@
u32 geometry; /* Disk geometry */
u32 type; /* Disk type */
u32 checksum; /* 1's comp sum of this struct. */
- blk_uuid_t uuid; /* Unique disk ID, used for naming parents */
+ vhd_uuid_t uuid; /* Unique disk ID, used for naming parents */
char saved; /* one-bit -- is this disk/VM in a saved state? */
char hidden; /* tapdisk-specific field: is this vdi hidden? */
char reserved[426]; /* padding */
@@ -147,7 +147,7 @@
u32 max_bat_size; /* Maximum number of entries in the BAT */
u32 block_size; /* Block size in bytes. Must be power of 2. */
u32 checksum; /* Header checksum. 1's comp of all fields. */
- blk_uuid_t prt_uuid; /* ID of the parent disk. */
+ vhd_uuid_t prt_uuid; /* ID of the parent disk. */
u32 prt_ts; /* Modification time of the parent disk */
u32 res1; /* Reserved. */
char prt_name[512]; /* Parent unicode name. */
diff -r c0a717aa8415 -r d9ed6d570588 tools/blktap2/vhd/lib/libvhd-journal.c
--- a/tools/blktap2/vhd/lib/libvhd-journal.c Thu Mar 17 13:32:41 2011 +0000
+++ b/tools/blktap2/vhd/lib/libvhd-journal.c Thu Mar 17 19:13:53 2011 +0000
@@ -237,7 +237,7 @@
if (err)
return err;
- blk_uuid_copy(&j->header.uuid, &vhd->footer.uuid);
+ vhd_uuid_copy(&j->header.uuid, &vhd->footer.uuid);
memcpy(j->header.cookie,
VHD_JOURNAL_HEADER_COOKIE, sizeof(j->header.cookie));
j->header.vhd_footer_offset = off - sizeof(vhd_footer_t);
diff -r c0a717aa8415 -r d9ed6d570588 tools/blktap2/vhd/lib/libvhd.c
--- a/tools/blktap2/vhd/lib/libvhd.c Thu Mar 17 13:32:41 2011 +0000
+++ b/tools/blktap2/vhd/lib/libvhd.c Thu Mar 17 19:13:53 2011 +0000
@@ -2454,7 +2454,7 @@
ctx->footer.saved = 0;
ctx->footer.data_offset = 0xFFFFFFFFFFFFFFFF;
strcpy(ctx->footer.crtr_app, "tap");
- blk_uuid_generate(&ctx->footer.uuid);
+ vhd_uuid_generate(&ctx->footer.uuid);
}
static int
@@ -2569,7 +2569,7 @@
return err;
ctx->header.prt_ts = vhd_time(stats.st_mtime);
- blk_uuid_copy(&ctx->header.prt_uuid, &parent.footer.uuid);
+ vhd_uuid_copy(&ctx->header.prt_uuid, &parent.footer.uuid);
if (!size)
size = parent.footer.curr_size;
vhd_close(&parent);
@@ -2651,7 +2651,7 @@
}
if (raw) {
- blk_uuid_clear(&child->header.prt_uuid);
+ vhd_uuid_clear(&child->header.prt_uuid);
} else {
err = vhd_open(&parent, ppath, VHD_OPEN_RDONLY);
if (err) {
@@ -2659,7 +2659,7 @@
ppath, child->file, err);
goto out;
}
- blk_uuid_copy(&child->header.prt_uuid, &parent.footer.uuid);
+ vhd_uuid_copy(&child->header.prt_uuid, &parent.footer.uuid);
vhd_close(&parent);
}
diff -r c0a717aa8415 -r d9ed6d570588 tools/blktap2/vhd/lib/vhd-util-check.c
--- a/tools/blktap2/vhd/lib/vhd-util-check.c Thu Mar 17 13:32:41 2011 +0000
+++ b/tools/blktap2/vhd/lib/vhd-util-check.c Thu Mar 17 19:13:53 2011 +0000
@@ -218,7 +218,7 @@
if (vhd_util_check_zeros(header->loc, sizeof(header->loc)))
return "invalid non-null parent locators";
- if (!blk_uuid_is_nil(&header->prt_uuid))
+ if (!vhd_uuid_is_nil(&header->prt_uuid))
return "invalid non-null parent uuid";
if (header->prt_ts)
@@ -320,7 +320,7 @@
VHD_OPEN_RDONLY | VHD_OPEN_IGNORE_DISABLED))
return "error opening parent";
- if (blk_uuid_compare(&vhd->header.prt_uuid, &parent.footer.uuid)) {
+ if (vhd_uuid_compare(&vhd->header.prt_uuid, &parent.footer.uuid)) {
msg = "invalid parent uuid";
goto out;
}
diff -r c0a717aa8415 -r d9ed6d570588 tools/blktap2/vhd/lib/vhd-util-read.c
--- a/tools/blktap2/vhd/lib/vhd-util-read.c Thu Mar 17 13:32:41 2011 +0000
+++ b/tools/blktap2/vhd/lib/vhd-util-read.c Thu Mar 17 19:13:53 2011 +0000
@@ -78,7 +78,7 @@
(err ? "failed to read name" : name));
free(name);
- blk_uuid_to_string(&h->prt_uuid, uuid, sizeof(uuid));
+ vhd_uuid_to_string(&h->prt_uuid, uuid, sizeof(uuid));
printf("Parent UUID : %s\n", uuid);
vhd_time_to_string(h->prt_ts, time_str);
@@ -153,7 +153,7 @@
printf("Checksum : 0x%x|0x%x (%s)\n", f->checksum, cksm,
f->checksum == cksm ? "Good!" : "Bad!");
- blk_uuid_to_string(&f->uuid, uuid, sizeof(uuid));
+ vhd_uuid_to_string(&f->uuid, uuid, sizeof(uuid));
printf("UUID : %s\n", uuid);
printf("Saved state : %s\n", f->saved == 0 ? "No" : "Yes");
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