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Use loop functions even in api test.

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git-svn-id: https://cryptsetup.googlecode.com/svn/trunk@448 36d66b0a-2a48-0410-832c-cd162a569da5
This commit is contained in:
Milan Broz
2011-03-12 22:29:14 +00:00
parent dd9bff8d67
commit 01e03f7002
5 changed files with 57 additions and 61 deletions
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2
tests/Makefile.am
View File

@@ -6,7 +6,7 @@ EXTRA_DIST = compatimage.img.bz2 \
differ_SOURCES = differ.c
differ_CFLAGS = -Wall -O2
api_test_SOURCES = api-test.c
api_test_SOURCES = api-test.c $(top_srcdir)/lib/utils_loop.c
api_test_LDADD = ../lib/libcryptsetup.la
api_test_LDFLAGS = -static
api_test_CFLAGS = -g -Wall -O0 -I$(top_srcdir)/lib/

68
tests/api-test.c
View File

@@ -30,6 +30,7 @@
#include <linux/loop.h>
#include "libcryptsetup.h"
#include "utils_loop.h"
#define DMDIR "/dev/mapper/"
@@ -86,33 +87,6 @@ static void _remove_keyfiles(void)
remove(KEYFILE2);
}
char *_get_loop_device(void)
{
char dev[20];
int i, loop_fd;
struct stat st;
struct loop_info64 lo64 = {0};
for ( i = 0; i < 256; i++ ) {
sprintf ( dev, "/dev/loop%d", i );
if ( stat ( dev, &st ) || !S_ISBLK ( st.st_mode ) )
goto bad;
loop_fd = open ( dev, O_RDONLY );
if ( loop_fd < 0 )
goto bad;
if ( ioctl ( loop_fd, LOOP_GET_STATUS64, &lo64 ) && errno == ENXIO ) {
close ( loop_fd );
return strdup ( dev );
}
close ( loop_fd );
}
bad:
printf("Cannot find free loop device.\n");
return NULL;
}
// Decode key from its hex representation
static int crypt_decode_key(char *key, char *hex, unsigned int size)
{
@@ -175,7 +149,6 @@ static struct interface_callbacks cmd_icb = {
static void _cleanup(void)
{
struct stat st;
char tmp[256];
//_system("udevadm settle", 0);
@@ -191,16 +164,11 @@ static void _cleanup(void)
if (!stat(DEVICE_ERROR, &st))
_system("dmsetup remove " DEVICE_ERROR_name, 0);
// FIXME: use internel loop lib when available
if (DEVICE_1 && !strncmp("/dev/loop", DEVICE_1, 9)) {
snprintf(tmp, sizeof(tmp), "losetup -d %s", DEVICE_1);
_system(tmp, 0);
}
if (crypt_loop_device(DEVICE_1))
crypt_loop_detach(DEVICE_1);
if (DEVICE_2 && !strncmp("/dev/loop", DEVICE_2, 9)) {
snprintf(tmp, sizeof(tmp), "losetup -d %s", DEVICE_2);
_system(tmp, 0);
}
if (crypt_loop_device(DEVICE_2))
crypt_loop_detach(DEVICE_2);
_system("rm -f " IMAGE_EMPTY, 0);
_remove_keyfiles();
@@ -208,27 +176,31 @@ static void _cleanup(void)
static int _setup(void)
{
char tmp[256];
int fd, ro = 0;
_system("dmsetup create " DEVICE_EMPTY_name " --table \"0 10000 zero\"", 1);
_system("dmsetup create " DEVICE_ERROR_name " --table \"0 10000 error\"", 1);
if (!DEVICE_1)
DEVICE_1 = _get_loop_device();
if (!DEVICE_1)
DEVICE_1 = crypt_loop_get_device();
if (!DEVICE_1) {
printf("Cannot find free loop device.\n");
return 1;
if (!strncmp("/dev/loop", DEVICE_1, 9)) {
}
if (crypt_loop_device(DEVICE_1)) {
_system(" [ ! -e " IMAGE1 " ] && bzip2 -dk " IMAGE1 ".bz2", 1);
snprintf(tmp, sizeof(tmp), "losetup %s %s", DEVICE_1, IMAGE1);
_system(tmp, 1);
fd = crypt_loop_attach(DEVICE_1, IMAGE1, 0, 0, &ro);
close(fd);
}
if (!DEVICE_2)
DEVICE_2 = _get_loop_device();
if (!DEVICE_2)
DEVICE_2 = crypt_loop_get_device();
if (!DEVICE_2) {
printf("Cannot find free loop device.\n");
return 1;
if (!strncmp("/dev/loop", DEVICE_2, 9)) {
}
if (crypt_loop_device(DEVICE_2)) {
_system("dd if=/dev/zero of=" IMAGE_EMPTY " bs=1M count=4", 1);
snprintf(tmp, sizeof(tmp), "losetup %s %s", DEVICE_2, IMAGE_EMPTY);
_system(tmp, 1);
fd = crypt_loop_attach(DEVICE_2, IMAGE_EMPTY, 0, 0, &ro);
close(fd);
}
return 0;
}