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qdev: Add support for uint8_t

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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 2009-09-29 22:48:25 +02:00 • committed by Anthony Liguori
parent 6680f01c8c
commit c7cc172d20
2 changed files with 38 additions and 0 deletions
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33
hw/qdev-properties.c
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@ -8,6 +8,34 @@ void *qdev_get_prop_ptr(DeviceState *dev, Property *prop)
return ptr;
}
/* --- 8bit integer --- */
static int parse_uint8(DeviceState *dev, Property *prop, const char *str)
{
uint8_t *ptr = qdev_get_prop_ptr(dev, prop);
const char *fmt;
/* accept both hex and decimal */
fmt = strncasecmp(str, "0x",2) == 0 ? "%" PRIx8 : "%" PRIu8;
if (sscanf(str, fmt, ptr) != 1)
return -1;
return 0;
}
static int print_uint8(DeviceState *dev, Property *prop, char *dest, size_t len)
{
uint8_t *ptr = qdev_get_prop_ptr(dev, prop);
return snprintf(dest, len, "%" PRIu8, *ptr);
}
PropertyInfo qdev_prop_uint8 = {
.name = "uint8",
.type = PROP_TYPE_UINT8,
.size = sizeof(uint8_t),
.parse = parse_uint8,
.print = print_uint8,
};
/* --- 16bit integer --- */
static int parse_uint16(DeviceState *dev, Property *prop, const char *str)
@ -391,6 +419,11 @@ void qdev_prop_set(DeviceState *dev, const char *name, void *src, enum PropertyT
memcpy(dst, src, prop->info->size);
}
void qdev_prop_set_uint8(DeviceState *dev, const char *name, uint8_t value)
{
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT8);
}
void qdev_prop_set_uint16(DeviceState *dev, const char *name, uint16_t value)
{
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT16);