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block: Convert open calls to qemu_open 

This patch converts all block layer open calls to qemu_open.

Note that this adds the O_CLOEXEC flag to the changed open paths
when the O_CLOEXEC macro is defined.

Signed-off-by: Corey Bryant <coreyb@linux.vnet.ibm.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Corey Bryant 2012-08-14 16:43:45 -04:00 committed by Kevin Wolf
parent e174082835
commit 6165f4d85d
6 changed files with 26 additions and 28 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
block/raw-posix.c
View File

@ -572,8 +572,8 @@ static int raw_create(const char *filename, QEMUOptionParameter *options)
options++;
}
fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY,
0644);
fd = qemu_open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY,
0644);
if (fd < 0) {
result = -errno;
} else {
@ -846,7 +846,7 @@ static int hdev_open(BlockDriverState *bs, const char *filename, int flags)
if ( bsdPath[ 0 ] != '\0' ) {
strcat(bsdPath,"s0");
/* some CDs don't have a partition 0 */
fd = open(bsdPath, O_RDONLY | O_BINARY | O_LARGEFILE);
fd = qemu_open(bsdPath, O_RDONLY | O_BINARY | O_LARGEFILE);
if (fd < 0) {
bsdPath[strlen(bsdPath)-1] = '1';
} else {
@ -903,7 +903,7 @@ static int fd_open(BlockDriverState *bs)
#endif
return -EIO;
}
s->fd = open(bs->filename, s->open_flags & ~O_NONBLOCK);
s->fd = qemu_open(bs->filename, s->open_flags & ~O_NONBLOCK);
if (s->fd < 0) {
s->fd_error_time = get_clock();
s->fd_got_error = 1;
@ -977,7 +977,7 @@ static int hdev_create(const char *filename, QEMUOptionParameter *options)
options++;
}
fd = open(filename, O_WRONLY | O_BINARY);
fd = qemu_open(filename, O_WRONLY | O_BINARY);
if (fd < 0)
return -errno;
@ -1057,7 +1057,7 @@ static int floppy_probe_device(const char *filename)
prio = 50;
}
fd = open(filename, O_RDONLY | O_NONBLOCK);
fd = qemu_open(filename, O_RDONLY | O_NONBLOCK);
if (fd < 0) {
goto out;
}
@ -1110,7 +1110,7 @@ static void floppy_eject(BlockDriverState *bs, bool eject_flag)
close(s->fd);
s->fd = -1;
}
fd = open(bs->filename, s->open_flags | O_NONBLOCK);
fd = qemu_open(bs->filename, s->open_flags | O_NONBLOCK);
if (fd >= 0) {
if (ioctl(fd, FDEJECT, 0) < 0)
perror("FDEJECT");
@ -1160,7 +1160,7 @@ static int cdrom_probe_device(const char *filename)
int prio = 0;
struct stat st;
fd = open(filename, O_RDONLY | O_NONBLOCK);
fd = qemu_open(filename, O_RDONLY | O_NONBLOCK);
if (fd < 0) {
goto out;
}
@ -1284,7 +1284,7 @@ static int cdrom_reopen(BlockDriverState *bs)
*/
if (s->fd >= 0)
close(s->fd);
fd = open(bs->filename, s->open_flags, 0644);
fd = qemu_open(bs->filename, s->open_flags, 0644);
if (fd < 0) {
s->fd = -1;
return -EIO;

4
block/raw-win32.c
View File

@ -255,8 +255,8 @@ static int raw_create(const char *filename, QEMUOptionParameter *options)
options++;
}
fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY,
0644);
fd = qemu_open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY,
0644);
if (fd < 0)
return -EIO;
set_sparse(fd);

5
block/vdi.c
View File

@ -653,8 +653,9 @@ static int vdi_create(const char *filename, QEMUOptionParameter *options)
options++;
}
fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY | O_LARGEFILE,
0644);
fd = qemu_open(filename,
O_WRONLY | O_CREAT | O_TRUNC | O_BINARY | O_LARGEFILE,
0644);
if (fd < 0) {
return -errno;
}

21
block/vmdk.c
View File

@ -1161,10 +1161,9 @@ static int vmdk_create_extent(const char *filename, int64_t filesize,
VMDK4Header header;
uint32_t tmp, magic, grains, gd_size, gt_size, gt_count;
fd = open(
filename,
O_WRONLY | O_CREAT | O_TRUNC | O_BINARY | O_LARGEFILE,
0644);
fd = qemu_open(filename,
O_WRONLY | O_CREAT | O_TRUNC | O_BINARY | O_LARGEFILE,
0644);
if (fd < 0) {
return -errno;
}
@ -1484,15 +1483,13 @@ static int vmdk_create(const char *filename, QEMUOptionParameter *options)
(flags & BLOCK_FLAG_COMPAT6 ? 6 : 4),
total_size / (int64_t)(63 * 16 * 512));
if (split || flat) {
fd = open(
filename,
O_WRONLY | O_CREAT | O_TRUNC | O_BINARY | O_LARGEFILE,
0644);
fd = qemu_open(filename,
O_WRONLY | O_CREAT | O_TRUNC | O_BINARY | O_LARGEFILE,
0644);
} else {
fd = open(
filename,
O_WRONLY | O_BINARY | O_LARGEFILE,
0644);
fd = qemu_open(filename,
O_WRONLY | O_BINARY | O_LARGEFILE,
0644);
}
if (fd < 0) {
return -errno;

2
block/vpc.c
View File

@ -678,7 +678,7 @@ static int vpc_create(const char *filename, QEMUOptionParameter *options)
}
/* Create the file */
fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0644);
fd = qemu_open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0644);
if (fd < 0) {
return -EIO;
}

4
block/vvfat.c
View File

@ -1162,7 +1162,7 @@ static int open_file(BDRVVVFATState* s,mapping_t* mapping)
if(!s->current_mapping ||
strcmp(s->current_mapping->path,mapping->path)) {
/* open file */
int fd = open(mapping->path, O_RDONLY | O_BINARY | O_LARGEFILE);
int fd = qemu_open(mapping->path, O_RDONLY | O_BINARY | O_LARGEFILE);
if(fd<0)
return -1;
vvfat_close_current_file(s);
@ -2221,7 +2221,7 @@ static int commit_one_file(BDRVVVFATState* s,
for (i = s->cluster_size; i < offset; i += s->cluster_size)
c = modified_fat_get(s, c);
fd = open(mapping->path, O_RDWR | O_CREAT | O_BINARY, 0666);
fd = qemu_open(mapping->path, O_RDWR | O_CREAT | O_BINARY, 0666);
if (fd < 0) {
fprintf(stderr, "Could not open %s... (%s, %d)\n", mapping->path,
strerror(errno), errno);