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vmstate: add VMSTATE_UINT16_EQUAL[_V]

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Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Juan Quintela 2009-10-15 23:16:13 +02:00 committed by Anthony Liguori
parent aa1cce693d
commit dc3b83a062
2 changed files with 27 additions and 0 deletions
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7
hw/hw.h
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@ -322,6 +322,7 @@ extern const VMStateInfo vmstate_info_int32;
extern const VMStateInfo vmstate_info_int64;
extern const VMStateInfo vmstate_info_uint8_equal;
extern const VMStateInfo vmstate_info_uint16_equal;
extern const VMStateInfo vmstate_info_int32_equal;
extern const VMStateInfo vmstate_info_int32_le;
@ -560,6 +561,12 @@ extern const VMStateDescription vmstate_i2c_slave;
#define VMSTATE_UINT8_EQUAL(_f, _s) \
VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint8_equal, uint8_t)
#define VMSTATE_UINT16_EQUAL(_f, _s) \
VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint16_equal, uint16_t)
#define VMSTATE_UINT16_EQUAL_V(_f, _s, _v) \
VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint16_equal, uint16_t)
#define VMSTATE_INT32_EQUAL(_f, _s) \
VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_equal, int32_t)

20
savevm.c
View File

@ -882,6 +882,26 @@ const VMStateInfo vmstate_info_uint8_equal = {
.put = put_uint8,
};
/* 16 bit unsigned int int. See that the received value is the same than the one
in the field */
static int get_uint16_equal(QEMUFile *f, void *pv, size_t size)
{
uint16_t *v = pv;
uint16_t v2;
qemu_get_be16s(f, &v2);
if (*v == v2)
return 0;
return -EINVAL;
}
const VMStateInfo vmstate_info_uint16_equal = {
.name = "uint16 equal",
.get = get_uint16_equal,
.put = put_uint16,
};
/* timers */
static int get_timer(QEMUFile *f, void *pv, size_t size)