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		7e99f22cbe
		
	
	
	
	
		
			
			Add a test for QTAILQ migration to tests/test-vmstate.c. Signed-off-by: Jianjun Duan <duanj@linux.vnet.ibm.com> Message-Id: <1484852453-12728-4-git-send-email-duanj@linux.vnet.ibm.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
		
			
				
	
	
		
			719 lines
		
	
	
		
			21 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			719 lines
		
	
	
		
			21 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
 | |
|  *  Test code for VMState
 | |
|  *
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|  *  Copyright (c) 2013 Red Hat Inc.
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|  *
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|  * Permission is hereby granted, free of charge, to any person obtaining a copy
 | |
|  * of this software and associated documentation files (the "Software"), to deal
 | |
|  * in the Software without restriction, including without limitation the rights
 | |
|  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 | |
|  * copies of the Software, and to permit persons to whom the Software is
 | |
|  * furnished to do so, subject to the following conditions:
 | |
|  *
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|  * The above copyright notice and this permission notice shall be included in
 | |
|  * all copies or substantial portions of the Software.
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|  *
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|  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 | |
|  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 | |
|  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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|  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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|  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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|  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 | |
|  * THE SOFTWARE.
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|  */
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| 
 | |
| #include "qemu/osdep.h"
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| 
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| #include "qemu-common.h"
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| #include "migration/migration.h"
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| #include "migration/vmstate.h"
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| #include "qemu/coroutine.h"
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| #include "io/channel-file.h"
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| 
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| static char temp_file[] = "/tmp/vmst.test.XXXXXX";
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| static int temp_fd;
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| 
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| /* Fake yield_until_fd_readable() implementation so we don't have to pull the
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|  * coroutine code as dependency.
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|  */
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| void yield_until_fd_readable(int fd)
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| {
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|     fd_set fds;
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|     FD_ZERO(&fds);
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|     FD_SET(fd, &fds);
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|     select(fd + 1, &fds, NULL, NULL, NULL);
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| }
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| 
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| 
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| /* Duplicate temp_fd and seek to the beginning of the file */
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| static QEMUFile *open_test_file(bool write)
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| {
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|     int fd = dup(temp_fd);
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|     QIOChannel *ioc;
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|     QEMUFile *f;
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| 
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|     lseek(fd, 0, SEEK_SET);
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|     if (write) {
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|         g_assert_cmpint(ftruncate(fd, 0), ==, 0);
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|     }
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|     ioc = QIO_CHANNEL(qio_channel_file_new_fd(fd));
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|     if (write) {
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|         f = qemu_fopen_channel_output(ioc);
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|     } else {
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|         f = qemu_fopen_channel_input(ioc);
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|     }
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|     object_unref(OBJECT(ioc));
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|     return f;
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| }
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| 
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| #define SUCCESS(val) \
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|     g_assert_cmpint((val), ==, 0)
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| 
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| #define FAILURE(val) \
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|     g_assert_cmpint((val), !=, 0)
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| 
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| static void save_vmstate(const VMStateDescription *desc, void *obj)
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| {
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|     QEMUFile *f = open_test_file(true);
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| 
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|     /* Save file with vmstate */
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|     vmstate_save_state(f, desc, obj, NULL);
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|     qemu_put_byte(f, QEMU_VM_EOF);
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|     g_assert(!qemu_file_get_error(f));
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|     qemu_fclose(f);
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| }
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| 
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| static void save_buffer(const uint8_t *buf, size_t buf_size)
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| {
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|     QEMUFile *fsave = open_test_file(true);
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|     qemu_put_buffer(fsave, buf, buf_size);
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|     qemu_fclose(fsave);
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| }
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| 
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| static void compare_vmstate(uint8_t *wire, size_t size)
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| {
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|     QEMUFile *f = open_test_file(false);
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|     uint8_t result[size];
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| 
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|     /* read back as binary */
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| 
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|     g_assert_cmpint(qemu_get_buffer(f, result, sizeof(result)), ==,
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|                     sizeof(result));
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|     g_assert(!qemu_file_get_error(f));
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| 
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|     /* Compare that what is on the file is the same that what we
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|        expected to be there */
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|     SUCCESS(memcmp(result, wire, sizeof(result)));
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| 
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|     /* Must reach EOF */
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|     qemu_get_byte(f);
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|     g_assert_cmpint(qemu_file_get_error(f), ==, -EIO);
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| 
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|     qemu_fclose(f);
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| }
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| 
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| static int load_vmstate_one(const VMStateDescription *desc, void *obj,
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|                             int version, uint8_t *wire, size_t size)
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| {
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|     QEMUFile *f;
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|     int ret;
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| 
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|     f = open_test_file(true);
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|     qemu_put_buffer(f, wire, size);
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|     qemu_fclose(f);
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| 
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|     f = open_test_file(false);
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|     ret = vmstate_load_state(f, desc, obj, version);
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|     if (ret) {
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|         g_assert(qemu_file_get_error(f));
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|     } else{
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|         g_assert(!qemu_file_get_error(f));
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|     }
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|     qemu_fclose(f);
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|     return ret;
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| }
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| 
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| 
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| static int load_vmstate(const VMStateDescription *desc,
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|                         void *obj, void *obj_clone,
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|                         void (*obj_copy)(void *, void*),
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|                         int version, uint8_t *wire, size_t size)
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| {
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|     /* We test with zero size */
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|     obj_copy(obj_clone, obj);
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|     FAILURE(load_vmstate_one(desc, obj, version, wire, 0));
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| 
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|     /* Stream ends with QEMU_EOF, so we need at least 3 bytes to be
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|      * able to test in the middle */
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| 
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|     if (size > 3) {
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| 
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|         /* We test with size - 2. We can't test size - 1 due to EOF tricks */
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|         obj_copy(obj, obj_clone);
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|         FAILURE(load_vmstate_one(desc, obj, version, wire, size - 2));
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| 
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|         /* Test with size/2, first half of real state */
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|         obj_copy(obj, obj_clone);
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|         FAILURE(load_vmstate_one(desc, obj, version, wire, size/2));
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| 
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|         /* Test with size/2, second half of real state */
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|         obj_copy(obj, obj_clone);
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|         FAILURE(load_vmstate_one(desc, obj, version, wire + (size/2), size/2));
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| 
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|     }
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|     obj_copy(obj, obj_clone);
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|     return load_vmstate_one(desc, obj, version, wire, size);
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| }
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| 
 | |
| /* Test struct that we are going to use for our tests */
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| 
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| typedef struct TestSimple {
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|     bool     b_1,   b_2;
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|     uint8_t  u8_1;
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|     uint16_t u16_1;
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|     uint32_t u32_1;
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|     uint64_t u64_1;
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|     int8_t   i8_1,  i8_2;
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|     int16_t  i16_1, i16_2;
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|     int32_t  i32_1, i32_2;
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|     int64_t  i64_1, i64_2;
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| } TestSimple;
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| 
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| /* Object instantiation, we are going to use it in more than one test */
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| 
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| TestSimple obj_simple = {
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|     .b_1 = true,
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|     .b_2 = false,
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|     .u8_1 = 130,
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|     .u16_1 = 512,
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|     .u32_1 = 70000,
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|     .u64_1 = 12121212,
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|     .i8_1 = 65,
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|     .i8_2 = -65,
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|     .i16_1 = 512,
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|     .i16_2 = -512,
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|     .i32_1 = 70000,
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|     .i32_2 = -70000,
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|     .i64_1 = 12121212,
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|     .i64_2 = -12121212,
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| };
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| 
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| /* Description of the values.  If you add a primitive type
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|    you are expected to add a test here */
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| 
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| static const VMStateDescription vmstate_simple_primitive = {
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|     .name = "simple/primitive",
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|     .version_id = 1,
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|     .minimum_version_id = 1,
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|     .fields = (VMStateField[]) {
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|         VMSTATE_BOOL(b_1, TestSimple),
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|         VMSTATE_BOOL(b_2, TestSimple),
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|         VMSTATE_UINT8(u8_1, TestSimple),
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|         VMSTATE_UINT16(u16_1, TestSimple),
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|         VMSTATE_UINT32(u32_1, TestSimple),
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|         VMSTATE_UINT64(u64_1, TestSimple),
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|         VMSTATE_INT8(i8_1, TestSimple),
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|         VMSTATE_INT8(i8_2, TestSimple),
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|         VMSTATE_INT16(i16_1, TestSimple),
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|         VMSTATE_INT16(i16_2, TestSimple),
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|         VMSTATE_INT32(i32_1, TestSimple),
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|         VMSTATE_INT32(i32_2, TestSimple),
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|         VMSTATE_INT64(i64_1, TestSimple),
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|         VMSTATE_INT64(i64_2, TestSimple),
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|         VMSTATE_END_OF_LIST()
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|     }
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| };
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| 
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| /* It describes what goes through the wire.  Our tests are basically:
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| 
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|    * save test
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|      - save a struct a vmstate to a file
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|      - read that file back (binary read, no vmstate)
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|      - compare it with what we expect to be on the wire
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|    * load test
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|      - save to the file what we expect to be on the wire
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|      - read struct back with vmstate in a different
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|      - compare back with the original struct
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| */
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| 
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| uint8_t wire_simple_primitive[] = {
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|     /* b_1 */   0x01,
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|     /* b_2 */   0x00,
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|     /* u8_1 */  0x82,
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|     /* u16_1 */ 0x02, 0x00,
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|     /* u32_1 */ 0x00, 0x01, 0x11, 0x70,
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|     /* u64_1 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0xb8, 0xf4, 0x7c,
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|     /* i8_1 */  0x41,
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|     /* i8_2 */  0xbf,
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|     /* i16_1 */ 0x02, 0x00,
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|     /* i16_2 */ 0xfe, 0x0,
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|     /* i32_1 */ 0x00, 0x01, 0x11, 0x70,
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|     /* i32_2 */ 0xff, 0xfe, 0xee, 0x90,
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|     /* i64_1 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0xb8, 0xf4, 0x7c,
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|     /* i64_2 */ 0xff, 0xff, 0xff, 0xff, 0xff, 0x47, 0x0b, 0x84,
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|     QEMU_VM_EOF, /* just to ensure we won't get EOF reported prematurely */
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| };
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| 
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| static void obj_simple_copy(void *target, void *source)
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| {
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|     memcpy(target, source, sizeof(TestSimple));
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| }
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| 
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| static void test_simple_primitive(void)
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| {
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|     TestSimple obj, obj_clone;
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| 
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|     memset(&obj, 0, sizeof(obj));
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|     save_vmstate(&vmstate_simple_primitive, &obj_simple);
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| 
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|     compare_vmstate(wire_simple_primitive, sizeof(wire_simple_primitive));
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| 
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|     SUCCESS(load_vmstate(&vmstate_simple_primitive, &obj, &obj_clone,
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|                          obj_simple_copy, 1, wire_simple_primitive,
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|                          sizeof(wire_simple_primitive)));
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| 
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| #define FIELD_EQUAL(name)   g_assert_cmpint(obj.name, ==, obj_simple.name)
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| 
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|     FIELD_EQUAL(b_1);
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|     FIELD_EQUAL(b_2);
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|     FIELD_EQUAL(u8_1);
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|     FIELD_EQUAL(u16_1);
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|     FIELD_EQUAL(u32_1);
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|     FIELD_EQUAL(u64_1);
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|     FIELD_EQUAL(i8_1);
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|     FIELD_EQUAL(i8_2);
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|     FIELD_EQUAL(i16_1);
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|     FIELD_EQUAL(i16_2);
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|     FIELD_EQUAL(i32_1);
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|     FIELD_EQUAL(i32_2);
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|     FIELD_EQUAL(i64_1);
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|     FIELD_EQUAL(i64_2);
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| }
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| #undef FIELD_EQUAL
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| 
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| typedef struct TestStruct {
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|     uint32_t a, b, c, e;
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|     uint64_t d, f;
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|     bool skip_c_e;
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| } TestStruct;
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| 
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| static const VMStateDescription vmstate_versioned = {
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|     .name = "test/versioned",
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|     .version_id = 2,
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|     .minimum_version_id = 1,
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|     .fields = (VMStateField[]) {
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|         VMSTATE_UINT32(a, TestStruct),
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|         VMSTATE_UINT32_V(b, TestStruct, 2), /* Versioned field in the middle, so
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|                                              * we catch bugs more easily.
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|                                              */
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|         VMSTATE_UINT32(c, TestStruct),
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|         VMSTATE_UINT64(d, TestStruct),
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|         VMSTATE_UINT32_V(e, TestStruct, 2),
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|         VMSTATE_UINT64_V(f, TestStruct, 2),
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|         VMSTATE_END_OF_LIST()
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|     }
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| };
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| 
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| static void test_load_v1(void)
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| {
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|     uint8_t buf[] = {
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|         0, 0, 0, 10,             /* a */
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|         0, 0, 0, 30,             /* c */
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|         0, 0, 0, 0, 0, 0, 0, 40, /* d */
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|         QEMU_VM_EOF, /* just to ensure we won't get EOF reported prematurely */
 | |
|     };
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|     save_buffer(buf, sizeof(buf));
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| 
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|     QEMUFile *loading = open_test_file(false);
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|     TestStruct obj = { .b = 200, .e = 500, .f = 600 };
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|     vmstate_load_state(loading, &vmstate_versioned, &obj, 1);
 | |
|     g_assert(!qemu_file_get_error(loading));
 | |
|     g_assert_cmpint(obj.a, ==, 10);
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|     g_assert_cmpint(obj.b, ==, 200);
 | |
|     g_assert_cmpint(obj.c, ==, 30);
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|     g_assert_cmpint(obj.d, ==, 40);
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|     g_assert_cmpint(obj.e, ==, 500);
 | |
|     g_assert_cmpint(obj.f, ==, 600);
 | |
|     qemu_fclose(loading);
 | |
| }
 | |
| 
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| static void test_load_v2(void)
 | |
| {
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|     uint8_t buf[] = {
 | |
|         0, 0, 0, 10,             /* a */
 | |
|         0, 0, 0, 20,             /* b */
 | |
|         0, 0, 0, 30,             /* c */
 | |
|         0, 0, 0, 0, 0, 0, 0, 40, /* d */
 | |
|         0, 0, 0, 50,             /* e */
 | |
|         0, 0, 0, 0, 0, 0, 0, 60, /* f */
 | |
|         QEMU_VM_EOF, /* just to ensure we won't get EOF reported prematurely */
 | |
|     };
 | |
|     save_buffer(buf, sizeof(buf));
 | |
| 
 | |
|     QEMUFile *loading = open_test_file(false);
 | |
|     TestStruct obj;
 | |
|     vmstate_load_state(loading, &vmstate_versioned, &obj, 2);
 | |
|     g_assert_cmpint(obj.a, ==, 10);
 | |
|     g_assert_cmpint(obj.b, ==, 20);
 | |
|     g_assert_cmpint(obj.c, ==, 30);
 | |
|     g_assert_cmpint(obj.d, ==, 40);
 | |
|     g_assert_cmpint(obj.e, ==, 50);
 | |
|     g_assert_cmpint(obj.f, ==, 60);
 | |
|     qemu_fclose(loading);
 | |
| }
 | |
| 
 | |
| static bool test_skip(void *opaque, int version_id)
 | |
| {
 | |
|     TestStruct *t = (TestStruct *)opaque;
 | |
|     return !t->skip_c_e;
 | |
| }
 | |
| 
 | |
| static const VMStateDescription vmstate_skipping = {
 | |
|     .name = "test/skip",
 | |
|     .version_id = 2,
 | |
|     .minimum_version_id = 1,
 | |
|     .fields = (VMStateField[]) {
 | |
|         VMSTATE_UINT32(a, TestStruct),
 | |
|         VMSTATE_UINT32(b, TestStruct),
 | |
|         VMSTATE_UINT32_TEST(c, TestStruct, test_skip),
 | |
|         VMSTATE_UINT64(d, TestStruct),
 | |
|         VMSTATE_UINT32_TEST(e, TestStruct, test_skip),
 | |
|         VMSTATE_UINT64_V(f, TestStruct, 2),
 | |
|         VMSTATE_END_OF_LIST()
 | |
|     }
 | |
| };
 | |
| 
 | |
| 
 | |
| static void test_save_noskip(void)
 | |
| {
 | |
|     QEMUFile *fsave = open_test_file(true);
 | |
|     TestStruct obj = { .a = 1, .b = 2, .c = 3, .d = 4, .e = 5, .f = 6,
 | |
|                        .skip_c_e = false };
 | |
|     vmstate_save_state(fsave, &vmstate_skipping, &obj, NULL);
 | |
|     g_assert(!qemu_file_get_error(fsave));
 | |
| 
 | |
|     uint8_t expected[] = {
 | |
|         0, 0, 0, 1,             /* a */
 | |
|         0, 0, 0, 2,             /* b */
 | |
|         0, 0, 0, 3,             /* c */
 | |
|         0, 0, 0, 0, 0, 0, 0, 4, /* d */
 | |
|         0, 0, 0, 5,             /* e */
 | |
|         0, 0, 0, 0, 0, 0, 0, 6, /* f */
 | |
|     };
 | |
| 
 | |
|     qemu_fclose(fsave);
 | |
|     compare_vmstate(expected, sizeof(expected));
 | |
| }
 | |
| 
 | |
| static void test_save_skip(void)
 | |
| {
 | |
|     QEMUFile *fsave = open_test_file(true);
 | |
|     TestStruct obj = { .a = 1, .b = 2, .c = 3, .d = 4, .e = 5, .f = 6,
 | |
|                        .skip_c_e = true };
 | |
|     vmstate_save_state(fsave, &vmstate_skipping, &obj, NULL);
 | |
|     g_assert(!qemu_file_get_error(fsave));
 | |
| 
 | |
|     uint8_t expected[] = {
 | |
|         0, 0, 0, 1,             /* a */
 | |
|         0, 0, 0, 2,             /* b */
 | |
|         0, 0, 0, 0, 0, 0, 0, 4, /* d */
 | |
|         0, 0, 0, 0, 0, 0, 0, 6, /* f */
 | |
|     };
 | |
| 
 | |
|     qemu_fclose(fsave);
 | |
|     compare_vmstate(expected, sizeof(expected));
 | |
| }
 | |
| 
 | |
| static void test_load_noskip(void)
 | |
| {
 | |
|     uint8_t buf[] = {
 | |
|         0, 0, 0, 10,             /* a */
 | |
|         0, 0, 0, 20,             /* b */
 | |
|         0, 0, 0, 30,             /* c */
 | |
|         0, 0, 0, 0, 0, 0, 0, 40, /* d */
 | |
|         0, 0, 0, 50,             /* e */
 | |
|         0, 0, 0, 0, 0, 0, 0, 60, /* f */
 | |
|         QEMU_VM_EOF, /* just to ensure we won't get EOF reported prematurely */
 | |
|     };
 | |
|     save_buffer(buf, sizeof(buf));
 | |
| 
 | |
|     QEMUFile *loading = open_test_file(false);
 | |
|     TestStruct obj = { .skip_c_e = false };
 | |
|     vmstate_load_state(loading, &vmstate_skipping, &obj, 2);
 | |
|     g_assert(!qemu_file_get_error(loading));
 | |
|     g_assert_cmpint(obj.a, ==, 10);
 | |
|     g_assert_cmpint(obj.b, ==, 20);
 | |
|     g_assert_cmpint(obj.c, ==, 30);
 | |
|     g_assert_cmpint(obj.d, ==, 40);
 | |
|     g_assert_cmpint(obj.e, ==, 50);
 | |
|     g_assert_cmpint(obj.f, ==, 60);
 | |
|     qemu_fclose(loading);
 | |
| }
 | |
| 
 | |
| static void test_load_skip(void)
 | |
| {
 | |
|     uint8_t buf[] = {
 | |
|         0, 0, 0, 10,             /* a */
 | |
|         0, 0, 0, 20,             /* b */
 | |
|         0, 0, 0, 0, 0, 0, 0, 40, /* d */
 | |
|         0, 0, 0, 0, 0, 0, 0, 60, /* f */
 | |
|         QEMU_VM_EOF, /* just to ensure we won't get EOF reported prematurely */
 | |
|     };
 | |
|     save_buffer(buf, sizeof(buf));
 | |
| 
 | |
|     QEMUFile *loading = open_test_file(false);
 | |
|     TestStruct obj = { .skip_c_e = true, .c = 300, .e = 500 };
 | |
|     vmstate_load_state(loading, &vmstate_skipping, &obj, 2);
 | |
|     g_assert(!qemu_file_get_error(loading));
 | |
|     g_assert_cmpint(obj.a, ==, 10);
 | |
|     g_assert_cmpint(obj.b, ==, 20);
 | |
|     g_assert_cmpint(obj.c, ==, 300);
 | |
|     g_assert_cmpint(obj.d, ==, 40);
 | |
|     g_assert_cmpint(obj.e, ==, 500);
 | |
|     g_assert_cmpint(obj.f, ==, 60);
 | |
|     qemu_fclose(loading);
 | |
| }
 | |
| 
 | |
| 
 | |
| typedef struct {
 | |
|     int32_t i;
 | |
| } TestStructTriv;
 | |
| 
 | |
| const VMStateDescription vmsd_tst = {
 | |
|     .name = "test/tst",
 | |
|     .version_id = 1,
 | |
|     .minimum_version_id = 1,
 | |
|     .fields = (VMStateField[]) {
 | |
|         VMSTATE_INT32(i, TestStructTriv),
 | |
|         VMSTATE_END_OF_LIST()
 | |
|     }
 | |
| };
 | |
| 
 | |
| #define AR_SIZE 4
 | |
| 
 | |
| typedef struct {
 | |
|     TestStructTriv *ar[AR_SIZE];
 | |
| } TestArrayOfPtrToStuct;
 | |
| 
 | |
| const VMStateDescription vmsd_arps = {
 | |
|     .name = "test/arps",
 | |
|     .version_id = 1,
 | |
|     .minimum_version_id = 1,
 | |
|     .fields = (VMStateField[]) {
 | |
|         VMSTATE_ARRAY_OF_POINTER_TO_STRUCT(ar, TestArrayOfPtrToStuct,
 | |
|                 AR_SIZE, 0, vmsd_tst, TestStructTriv),
 | |
|         VMSTATE_END_OF_LIST()
 | |
|     }
 | |
| };
 | |
| static void test_arr_ptr_str_no0_save(void)
 | |
| {
 | |
|     TestStructTriv ar[AR_SIZE] = {{.i = 0}, {.i = 1}, {.i = 2}, {.i = 3} };
 | |
|     TestArrayOfPtrToStuct sample = {.ar = {&ar[0], &ar[1], &ar[2], &ar[3]} };
 | |
|     uint8_t wire_sample[] = {
 | |
|         0x00, 0x00, 0x00, 0x00,
 | |
|         0x00, 0x00, 0x00, 0x01,
 | |
|         0x00, 0x00, 0x00, 0x02,
 | |
|         0x00, 0x00, 0x00, 0x03,
 | |
|         QEMU_VM_EOF
 | |
|     };
 | |
| 
 | |
|     save_vmstate(&vmsd_arps, &sample);
 | |
|     compare_vmstate(wire_sample, sizeof(wire_sample));
 | |
| }
 | |
| 
 | |
| static void test_arr_ptr_str_no0_load(void)
 | |
| {
 | |
|     TestStructTriv ar_gt[AR_SIZE] = {{.i = 0}, {.i = 1}, {.i = 2}, {.i = 3} };
 | |
|     TestStructTriv ar[AR_SIZE] = {};
 | |
|     TestArrayOfPtrToStuct obj = {.ar = {&ar[0], &ar[1], &ar[2], &ar[3]} };
 | |
|     int idx;
 | |
|     uint8_t wire_sample[] = {
 | |
|         0x00, 0x00, 0x00, 0x00,
 | |
|         0x00, 0x00, 0x00, 0x01,
 | |
|         0x00, 0x00, 0x00, 0x02,
 | |
|         0x00, 0x00, 0x00, 0x03,
 | |
|         QEMU_VM_EOF
 | |
|     };
 | |
| 
 | |
|     save_buffer(wire_sample, sizeof(wire_sample));
 | |
|     SUCCESS(load_vmstate_one(&vmsd_arps, &obj, 1,
 | |
|                           wire_sample, sizeof(wire_sample)));
 | |
|     for (idx = 0; idx < AR_SIZE; ++idx) {
 | |
|         /* compare the target array ar with the ground truth array ar_gt */
 | |
|         g_assert_cmpint(ar_gt[idx].i, ==, ar[idx].i);
 | |
|     }
 | |
| }
 | |
| 
 | |
| /* test QTAILQ migration */
 | |
| typedef struct TestQtailqElement TestQtailqElement;
 | |
| 
 | |
| struct TestQtailqElement {
 | |
|     bool     b;
 | |
|     uint8_t  u8;
 | |
|     QTAILQ_ENTRY(TestQtailqElement) next;
 | |
| };
 | |
| 
 | |
| typedef struct TestQtailq {
 | |
|     int16_t  i16;
 | |
|     QTAILQ_HEAD(TestQtailqHead, TestQtailqElement) q;
 | |
|     int32_t  i32;
 | |
| } TestQtailq;
 | |
| 
 | |
| static const VMStateDescription vmstate_q_element = {
 | |
|     .name = "test/queue-element",
 | |
|     .version_id = 1,
 | |
|     .minimum_version_id = 1,
 | |
|     .fields = (VMStateField[]) {
 | |
|         VMSTATE_BOOL(b, TestQtailqElement),
 | |
|         VMSTATE_UINT8(u8, TestQtailqElement),
 | |
|         VMSTATE_END_OF_LIST()
 | |
|     },
 | |
| };
 | |
| 
 | |
| static const VMStateDescription vmstate_q = {
 | |
|     .name = "test/queue",
 | |
|     .version_id = 1,
 | |
|     .minimum_version_id = 1,
 | |
|     .fields = (VMStateField[]) {
 | |
|         VMSTATE_INT16(i16, TestQtailq),
 | |
|         VMSTATE_QTAILQ_V(q, TestQtailq, 1, vmstate_q_element, TestQtailqElement,
 | |
|                          next),
 | |
|         VMSTATE_INT32(i32, TestQtailq),
 | |
|         VMSTATE_END_OF_LIST()
 | |
|     }
 | |
| };
 | |
| 
 | |
| uint8_t wire_q[] = {
 | |
|     /* i16 */                     0xfe, 0x0,
 | |
|     /* start of element 0 of q */ 0x01,
 | |
|     /* .b  */                     0x01,
 | |
|     /* .u8 */                     0x82,
 | |
|     /* start of element 1 of q */ 0x01,
 | |
|     /* b */                       0x00,
 | |
|     /* u8 */                      0x41,
 | |
|     /* end of q */                0x00,
 | |
|     /* i32 */                     0x00, 0x01, 0x11, 0x70,
 | |
|     QEMU_VM_EOF, /* just to ensure we won't get EOF reported prematurely */
 | |
| };
 | |
| 
 | |
| static void test_save_q(void)
 | |
| {
 | |
|     TestQtailq obj_q = {
 | |
|         .i16 = -512,
 | |
|         .i32 = 70000,
 | |
|     };
 | |
| 
 | |
|     TestQtailqElement obj_qe1 = {
 | |
|         .b = true,
 | |
|         .u8 = 130,
 | |
|     };
 | |
| 
 | |
|     TestQtailqElement obj_qe2 = {
 | |
|         .b = false,
 | |
|         .u8 = 65,
 | |
|     };
 | |
| 
 | |
|     QTAILQ_INIT(&obj_q.q);
 | |
|     QTAILQ_INSERT_TAIL(&obj_q.q, &obj_qe1, next);
 | |
|     QTAILQ_INSERT_TAIL(&obj_q.q, &obj_qe2, next);
 | |
| 
 | |
|     save_vmstate(&vmstate_q, &obj_q);
 | |
|     compare_vmstate(wire_q, sizeof(wire_q));
 | |
| }
 | |
| 
 | |
| static void test_load_q(void)
 | |
| {
 | |
|     TestQtailq obj_q = {
 | |
|         .i16 = -512,
 | |
|         .i32 = 70000,
 | |
|     };
 | |
| 
 | |
|     TestQtailqElement obj_qe1 = {
 | |
|         .b = true,
 | |
|         .u8 = 130,
 | |
|     };
 | |
| 
 | |
|     TestQtailqElement obj_qe2 = {
 | |
|         .b = false,
 | |
|         .u8 = 65,
 | |
|     };
 | |
| 
 | |
|     QTAILQ_INIT(&obj_q.q);
 | |
|     QTAILQ_INSERT_TAIL(&obj_q.q, &obj_qe1, next);
 | |
|     QTAILQ_INSERT_TAIL(&obj_q.q, &obj_qe2, next);
 | |
| 
 | |
|     QEMUFile *fsave = open_test_file(true);
 | |
| 
 | |
|     qemu_put_buffer(fsave, wire_q, sizeof(wire_q));
 | |
|     g_assert(!qemu_file_get_error(fsave));
 | |
|     qemu_fclose(fsave);
 | |
| 
 | |
|     QEMUFile *fload = open_test_file(false);
 | |
|     TestQtailq tgt;
 | |
| 
 | |
|     QTAILQ_INIT(&tgt.q);
 | |
|     vmstate_load_state(fload, &vmstate_q, &tgt, 1);
 | |
|     char eof = qemu_get_byte(fload);
 | |
|     g_assert(!qemu_file_get_error(fload));
 | |
|     g_assert_cmpint(tgt.i16, ==, obj_q.i16);
 | |
|     g_assert_cmpint(tgt.i32, ==, obj_q.i32);
 | |
|     g_assert_cmpint(eof, ==, QEMU_VM_EOF);
 | |
| 
 | |
|     TestQtailqElement *qele_from = QTAILQ_FIRST(&obj_q.q);
 | |
|     TestQtailqElement *qlast_from = QTAILQ_LAST(&obj_q.q, TestQtailqHead);
 | |
|     TestQtailqElement *qele_to = QTAILQ_FIRST(&tgt.q);
 | |
|     TestQtailqElement *qlast_to = QTAILQ_LAST(&tgt.q, TestQtailqHead);
 | |
| 
 | |
|     while (1) {
 | |
|         g_assert_cmpint(qele_to->b, ==, qele_from->b);
 | |
|         g_assert_cmpint(qele_to->u8, ==, qele_from->u8);
 | |
|         if ((qele_from == qlast_from) || (qele_to == qlast_to)) {
 | |
|             break;
 | |
|         }
 | |
|         qele_from = QTAILQ_NEXT(qele_from, next);
 | |
|         qele_to = QTAILQ_NEXT(qele_to, next);
 | |
|     }
 | |
| 
 | |
|     g_assert_cmpint((uintptr_t) qele_from, ==, (uintptr_t) qlast_from);
 | |
|     g_assert_cmpint((uintptr_t) qele_to, ==, (uintptr_t) qlast_to);
 | |
| 
 | |
|     /* clean up */
 | |
|     TestQtailqElement *qele;
 | |
|     while (!QTAILQ_EMPTY(&tgt.q)) {
 | |
|         qele = QTAILQ_LAST(&tgt.q, TestQtailqHead);
 | |
|         QTAILQ_REMOVE(&tgt.q, qele, next);
 | |
|         free(qele);
 | |
|         qele = NULL;
 | |
|     }
 | |
|     qemu_fclose(fload);
 | |
| }
 | |
| 
 | |
| int main(int argc, char **argv)
 | |
| {
 | |
|     temp_fd = mkstemp(temp_file);
 | |
| 
 | |
|     module_call_init(MODULE_INIT_QOM);
 | |
| 
 | |
|     g_test_init(&argc, &argv, NULL);
 | |
|     g_test_add_func("/vmstate/simple/primitive", test_simple_primitive);
 | |
|     g_test_add_func("/vmstate/versioned/load/v1", test_load_v1);
 | |
|     g_test_add_func("/vmstate/versioned/load/v2", test_load_v2);
 | |
|     g_test_add_func("/vmstate/field_exists/load/noskip", test_load_noskip);
 | |
|     g_test_add_func("/vmstate/field_exists/load/skip", test_load_skip);
 | |
|     g_test_add_func("/vmstate/field_exists/save/noskip", test_save_noskip);
 | |
|     g_test_add_func("/vmstate/field_exists/save/skip", test_save_skip);
 | |
|     g_test_add_func("/vmstate/array/ptr/str/no0/save",
 | |
|                     test_arr_ptr_str_no0_save);
 | |
|     g_test_add_func("/vmstate/array/ptr/str/no0/load",
 | |
|                     test_arr_ptr_str_no0_load);
 | |
|     g_test_add_func("/vmstate/qtailq/save/saveq", test_save_q);
 | |
|     g_test_add_func("/vmstate/qtailq/load/loadq", test_load_q);
 | |
| 
 | |
|     g_test_run();
 | |
| 
 | |
|     close(temp_fd);
 | |
|     unlink(temp_file);
 | |
| 
 | |
|     return 0;
 | |
| }
 |