From 1f96af93d5a7fb1d51c6d4c970ec8475a6f5c084 Mon Sep 17 00:00:00 2001 From: Juan Quintela Date: Thu, 10 Sep 2009 03:04:36 +0200 Subject: [PATCH] vmstate: add support for uint8_t equal Signed-off-by: Juan Quintela Signed-off-by: Anthony Liguori --- hw/hw.h | 4 ++++ savevm.c | 20 ++++++++++++++++++++ 2 files changed, 24 insertions(+) diff --git a/hw/hw.h b/hw/hw.h index d64a0e8..4ff7dbd 100644 --- a/hw/hw.h +++ b/hw/hw.h @@ -318,6 +318,7 @@ extern const VMStateInfo vmstate_info_int16; extern const VMStateInfo vmstate_info_int32; extern const VMStateInfo vmstate_info_int64; +extern const VMStateInfo vmstate_info_uint8_equal; extern const VMStateInfo vmstate_info_int32_equal; extern const VMStateInfo vmstate_info_int32_le; @@ -461,6 +462,9 @@ extern const VMStateDescription vmstate_pci_device; #define VMSTATE_UINT64(_f, _s) \ VMSTATE_UINT64_V(_f, _s, 0) +#define VMSTATE_UINT8_EQUAL(_f, _s) \ + VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint8_equal, uint8_t) + #define VMSTATE_INT32_EQUAL(_f, _s) \ VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_equal, int32_t) diff --git a/savevm.c b/savevm.c index c4bee37..651e0e0 100644 --- a/savevm.c +++ b/savevm.c @@ -847,6 +847,26 @@ const VMStateInfo vmstate_info_uint64 = { .put = put_uint64, }; +/* 8 bit int. See that the received value is the same than the one + in the field */ + +static int get_uint8_equal(QEMUFile *f, void *pv, size_t size) +{ + uint8_t *v = pv; + uint8_t v2; + qemu_get_8s(f, &v2); + + if (*v == v2) + return 0; + return -EINVAL; +} + +const VMStateInfo vmstate_info_uint8_equal = { + .name = "int32 equal", + .get = get_uint8_equal, + .put = put_uint8, +}; + /* timers */ static int get_timer(QEMUFile *f, void *pv, size_t size) -- 2.7.4