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Add VMState support for int32_t check value

We read the saved value and check that it is less or equal than the one
stored in the structure.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Juan Quintela 2009-08-20 19:42:37 +02:00 committed by Anthony Liguori
parent b31442c31e
commit 0a031e0ac6
2 changed files with 24 additions and 0 deletions

View File

@ -315,6 +315,7 @@ extern const VMStateInfo vmstate_info_int32;
extern const VMStateInfo vmstate_info_int64;
extern const VMStateInfo vmstate_info_int32_equal;
extern const VMStateInfo vmstate_info_int32_le;
extern const VMStateInfo vmstate_info_uint8;
extern const VMStateInfo vmstate_info_uint16;
@ -447,6 +448,9 @@ extern const VMStateInfo vmstate_info_buffer;
#define VMSTATE_INT32_EQUAL(_f, _s) \
VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_equal, int32_t)
#define VMSTATE_INT32_LE(_f, _s) \
VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_le, int32_t)
#define VMSTATE_TIMER_V(_f, _s, _v) \
VMSTATE_POINTER(_f, _s, _v, vmstate_info_timer, QEMUTimer *)

View File

@ -722,6 +722,26 @@ const VMStateInfo vmstate_info_int32_equal = {
.put = put_int32,
};
/* 32 bit int. See that the received value is the less or the same
than the one in the field */
static int get_int32_le(QEMUFile *f, void *pv, size_t size)
{
int32_t *old = pv;
int32_t new;
qemu_get_sbe32s(f, &new);
if (*old <= new)
return 0;
return -EINVAL;
}
const VMStateInfo vmstate_info_int32_le = {
.name = "int32 equal",
.get = get_int32_le,
.put = put_int32,
};
/* 64 bit int */
static int get_int64(QEMUFile *f, void *pv, size_t size)