From 0a031e0ac6218fa1b8478ebac3eddb912d2a236a Mon Sep 17 00:00:00 2001 From: Juan Quintela Date: Thu, 20 Aug 2009 19:42:37 +0200 Subject: 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 Signed-off-by: Anthony Liguori --- savevm.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'savevm.c') diff --git a/savevm.c b/savevm.c index 68fe924d43..d953c4af79 100644 --- a/savevm.c +++ b/savevm.c @@ -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) -- cgit v1.2.3