tools: qemu: Add patches to support adapter_type and monolithicFlat

[openwrt/staging/chunkeey.git] / tools / qemu / patches / 0001-vmdk-fix-endianness-bugs.patch

diff --git a/tools/qemu/patches/0001-vmdk-fix-endianness-bugs.patch b/tools/qemu/patches/0001-vmdk-fix-endianness-bugs.patch
new file mode 100644 (file)
index 0000000..7e1abb4
--- /dev/null
+++ b/tools/qemu/patches/0001-vmdk-fix-endianness-bugs.patch
@@ -0,0 +1,75 @@
+From 6afca0fc5430db0300fe53f2b9cd7d071a3925bb Mon Sep 17 00:00:00 2001
+From: Alexander Graf <agraf@suse.de>
+Date: Wed, 25 May 2011 00:46:55 +0200
+Subject: [PATCH 01/12] vmdk: fix endianness bugs
+
+The vmdk code is sloppy when handling the header descriptor during
+creation of an image. Fix all header accesses in the create path to
+either store native endianness or convert it when appropriate.
+
+Reported-by: Yury Tsarev <ytsarev@novell.com>
+Signed-off-by: Alexander Graf <agraf@suse.de>
+Signed-off-by: Kevin Wolf <kwolf@redhat.com>
+---
+ block/vmdk.c | 22 ++++++++++++++--------
+ 1 file changed, 14 insertions(+), 8 deletions(-)
+
+--- a/block/vmdk.c
++++ b/block/vmdk.c
+@@ -716,11 +716,11 @@ static int vmdk_create(const char *filen
+         return -errno;
+     magic = cpu_to_be32(VMDK4_MAGIC);
+     memset(&header, 0, sizeof(header));
+-    header.version = cpu_to_le32(1);
+-    header.flags = cpu_to_le32(3); /* ?? */
+-    header.capacity = cpu_to_le64(total_size);
+-    header.granularity = cpu_to_le64(128);
+-    header.num_gtes_per_gte = cpu_to_le32(512);
++    header.version = 1;
++    header.flags = 3; /* ?? */
++    header.capacity = total_size;
++    header.granularity = 128;
++    header.num_gtes_per_gte = 512;
+ 
+     grains = (total_size + header.granularity - 1) / header.granularity;
+     gt_size = ((header.num_gtes_per_gte * sizeof(uint32_t)) + 511) >> 9;
+@@ -736,6 +736,12 @@ static int vmdk_create(const char *filen
+          header.granularity - 1) / header.granularity) *
+         header.granularity;
+ 
++    /* swap endianness for all header fields */
++    header.version = cpu_to_le32(header.version);
++    header.flags = cpu_to_le32(header.flags);
++    header.capacity = cpu_to_le64(header.capacity);
++    header.granularity = cpu_to_le64(header.granularity);
++    header.num_gtes_per_gte = cpu_to_le32(header.num_gtes_per_gte);
+     header.desc_offset = cpu_to_le64(header.desc_offset);
+     header.desc_size = cpu_to_le64(header.desc_size);
+     header.rgd_offset = cpu_to_le64(header.rgd_offset);
+@@ -759,7 +765,7 @@ static int vmdk_create(const char *filen
+         goto exit;
+     }
+ 
+-    ret = ftruncate(fd, header.grain_offset << 9);
++    ret = ftruncate(fd, le64_to_cpu(header.grain_offset) << 9);
+     if (ret < 0) {
+         ret = -errno;
+         goto exit;
+@@ -767,7 +773,7 @@ static int vmdk_create(const char *filen
+ 
+     /* write grain directory */
+     lseek(fd, le64_to_cpu(header.rgd_offset) << 9, SEEK_SET);
+-    for (i = 0, tmp = header.rgd_offset + gd_size;
++    for (i = 0, tmp = le64_to_cpu(header.rgd_offset) + gd_size;
+          i < gt_count; i++, tmp += gt_size) {
+         ret = qemu_write_full(fd, &tmp, sizeof(tmp));
+         if (ret != sizeof(tmp)) {
+@@ -778,7 +784,7 @@ static int vmdk_create(const char *filen
+ 
+     /* write backup grain directory */
+     lseek(fd, le64_to_cpu(header.gd_offset) << 9, SEEK_SET);
+-    for (i = 0, tmp = header.gd_offset + gd_size;
++    for (i = 0, tmp = le64_to_cpu(header.gd_offset) + gd_size;
+          i < gt_count; i++, tmp += gt_size) {
+         ret = qemu_write_full(fd, &tmp, sizeof(tmp));
+         if (ret != sizeof(tmp)) {