root / hw / qdev-properties.c @ 4e4fa398
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| 1 |
#include "net.h" |
|---|---|
| 2 |
#include "qdev.h" |
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#include "qerror.h" |
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#include "blockdev.h" |
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|
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void *qdev_get_prop_ptr(DeviceState *dev, Property *prop)
|
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{
|
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void *ptr = dev;
|
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ptr += prop->offset; |
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return ptr;
|
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} |
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|
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static uint32_t qdev_get_prop_mask(Property *prop)
|
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{
|
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assert(prop->info->type == PROP_TYPE_BIT); |
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return 0x1 << prop->bitnr; |
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} |
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|
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static void bit_prop_set(DeviceState *dev, Property *props, bool val) |
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{
|
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uint32_t *p = qdev_get_prop_ptr(dev, props); |
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uint32_t mask = qdev_get_prop_mask(props); |
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if (val)
|
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*p |= mask; |
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else
|
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*p &= ~mask; |
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} |
| 28 |
|
| 29 |
static void qdev_prop_cpy(DeviceState *dev, Property *props, void *src) |
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{
|
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if (props->info->type == PROP_TYPE_BIT) {
|
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bool *defval = src;
|
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bit_prop_set(dev, props, *defval); |
| 34 |
} else {
|
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char *dst = qdev_get_prop_ptr(dev, props);
|
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memcpy(dst, src, props->info->size); |
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} |
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} |
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|
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/* Bit */
|
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static int parse_bit(DeviceState *dev, Property *prop, const char *str) |
| 42 |
{
|
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if (!strcasecmp(str, "on")) |
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bit_prop_set(dev, prop, true);
|
| 45 |
else if (!strcasecmp(str, "off")) |
| 46 |
bit_prop_set(dev, prop, false);
|
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else
|
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return -EINVAL;
|
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return 0; |
| 50 |
} |
| 51 |
|
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static int print_bit(DeviceState *dev, Property *prop, char *dest, size_t len) |
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{
|
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uint32_t *p = qdev_get_prop_ptr(dev, prop); |
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return snprintf(dest, len, (*p & qdev_get_prop_mask(prop)) ? "on" : "off"); |
| 56 |
} |
| 57 |
|
| 58 |
static void get_bit(DeviceState *dev, Visitor *v, void *opaque, |
| 59 |
const char *name, Error **errp) |
| 60 |
{
|
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Property *prop = opaque; |
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uint32_t *p = qdev_get_prop_ptr(dev, prop); |
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bool value = (*p & qdev_get_prop_mask(prop)) != 0; |
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|
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visit_type_bool(v, &value, name, errp); |
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} |
| 67 |
|
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static void set_bit(DeviceState *dev, Visitor *v, void *opaque, |
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const char *name, Error **errp) |
| 70 |
{
|
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Property *prop = opaque; |
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Error *local_err = NULL;
|
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bool value;
|
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|
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if (dev->state != DEV_STATE_CREATED) {
|
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error_set(errp, QERR_PERMISSION_DENIED); |
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return;
|
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} |
| 79 |
|
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visit_type_bool(v, &value, name, &local_err); |
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if (local_err) {
|
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error_propagate(errp, local_err); |
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return;
|
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} |
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bit_prop_set(dev, prop, value); |
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} |
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|
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PropertyInfo qdev_prop_bit = {
|
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.name = "boolean",
|
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.legacy_name = "on/off",
|
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.type = PROP_TYPE_BIT, |
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.size = sizeof(uint32_t),
|
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.parse = parse_bit, |
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.print = print_bit, |
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.get = get_bit, |
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.set = set_bit, |
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}; |
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|
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/* --- 8bit integer --- */
|
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|
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static int parse_uint8(DeviceState *dev, Property *prop, const char *str) |
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{
|
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uint8_t *ptr = qdev_get_prop_ptr(dev, prop); |
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char *end;
|
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|
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/* accept both hex and decimal */
|
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*ptr = strtoul(str, &end, 0);
|
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if ((*end != '\0') || (end == str)) { |
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return -EINVAL;
|
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} |
| 111 |
|
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return 0; |
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} |
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|
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static int print_uint8(DeviceState *dev, Property *prop, char *dest, size_t len) |
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{
|
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uint8_t *ptr = qdev_get_prop_ptr(dev, prop); |
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return snprintf(dest, len, "%" PRIu8, *ptr); |
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} |
| 120 |
|
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static void get_int8(DeviceState *dev, Visitor *v, void *opaque, |
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const char *name, Error **errp) |
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{
|
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Property *prop = opaque; |
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int8_t *ptr = qdev_get_prop_ptr(dev, prop); |
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int64_t value; |
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|
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value = *ptr; |
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visit_type_int(v, &value, name, errp); |
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} |
| 131 |
|
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static void set_int8(DeviceState *dev, Visitor *v, void *opaque, |
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const char *name, Error **errp) |
| 134 |
{
|
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Property *prop = opaque; |
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int8_t *ptr = qdev_get_prop_ptr(dev, prop); |
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Error *local_err = NULL;
|
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int64_t value; |
| 139 |
|
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if (dev->state != DEV_STATE_CREATED) {
|
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error_set(errp, QERR_PERMISSION_DENIED); |
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return;
|
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} |
| 144 |
|
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visit_type_int(v, &value, name, &local_err); |
| 146 |
if (local_err) {
|
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error_propagate(errp, local_err); |
| 148 |
return;
|
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} |
| 150 |
if (value > prop->info->min && value <= prop->info->max) {
|
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*ptr = value; |
| 152 |
} else {
|
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error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE, |
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dev->id?:"", name, value, prop->info->min,
|
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prop->info->max); |
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} |
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} |
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|
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PropertyInfo qdev_prop_uint8 = {
|
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.name = "uint8",
|
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.type = PROP_TYPE_UINT8, |
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.size = sizeof(uint8_t),
|
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.parse = parse_uint8, |
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.print = print_uint8, |
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.get = get_int8, |
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.set = set_int8, |
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.min = 0,
|
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.max = 255,
|
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}; |
| 170 |
|
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/* --- 8bit hex value --- */
|
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|
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static int parse_hex8(DeviceState *dev, Property *prop, const char *str) |
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{
|
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uint8_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 176 |
char *end;
|
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|
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*ptr = strtoul(str, &end, 16);
|
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if ((*end != '\0') || (end == str)) { |
| 180 |
return -EINVAL;
|
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} |
| 182 |
|
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return 0; |
| 184 |
} |
| 185 |
|
| 186 |
static int print_hex8(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 187 |
{
|
| 188 |
uint8_t *ptr = qdev_get_prop_ptr(dev, prop); |
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return snprintf(dest, len, "0x%" PRIx8, *ptr); |
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} |
| 191 |
|
| 192 |
PropertyInfo qdev_prop_hex8 = {
|
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.name = "uint8",
|
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.legacy_name = "hex8",
|
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.type = PROP_TYPE_UINT8, |
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.size = sizeof(uint8_t),
|
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.parse = parse_hex8, |
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.print = print_hex8, |
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.get = get_int8, |
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.set = set_int8, |
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.min = 0,
|
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.max = 255,
|
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}; |
| 204 |
|
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/* --- 16bit integer --- */
|
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|
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static int parse_uint16(DeviceState *dev, Property *prop, const char *str) |
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{
|
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uint16_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 210 |
char *end;
|
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|
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/* accept both hex and decimal */
|
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*ptr = strtoul(str, &end, 0);
|
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if ((*end != '\0') || (end == str)) { |
| 215 |
return -EINVAL;
|
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} |
| 217 |
|
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return 0; |
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} |
| 220 |
|
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static int print_uint16(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 222 |
{
|
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uint16_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 224 |
return snprintf(dest, len, "%" PRIu16, *ptr); |
| 225 |
} |
| 226 |
|
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static void get_int16(DeviceState *dev, Visitor *v, void *opaque, |
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const char *name, Error **errp) |
| 229 |
{
|
| 230 |
Property *prop = opaque; |
| 231 |
int16_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 232 |
int64_t value; |
| 233 |
|
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value = *ptr; |
| 235 |
visit_type_int(v, &value, name, errp); |
| 236 |
} |
| 237 |
|
| 238 |
static void set_int16(DeviceState *dev, Visitor *v, void *opaque, |
| 239 |
const char *name, Error **errp) |
| 240 |
{
|
| 241 |
Property *prop = opaque; |
| 242 |
int16_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 243 |
Error *local_err = NULL;
|
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int64_t value; |
| 245 |
|
| 246 |
if (dev->state != DEV_STATE_CREATED) {
|
| 247 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 248 |
return;
|
| 249 |
} |
| 250 |
|
| 251 |
visit_type_int(v, &value, name, &local_err); |
| 252 |
if (local_err) {
|
| 253 |
error_propagate(errp, local_err); |
| 254 |
return;
|
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} |
| 256 |
if (value > prop->info->min && value <= prop->info->max) {
|
| 257 |
*ptr = value; |
| 258 |
} else {
|
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error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE, |
| 260 |
dev->id?:"", name, value, prop->info->min,
|
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prop->info->max); |
| 262 |
} |
| 263 |
} |
| 264 |
|
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PropertyInfo qdev_prop_uint16 = {
|
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.name = "uint16",
|
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.type = PROP_TYPE_UINT16, |
| 268 |
.size = sizeof(uint16_t),
|
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.parse = parse_uint16, |
| 270 |
.print = print_uint16, |
| 271 |
.get = get_int16, |
| 272 |
.set = set_int16, |
| 273 |
.min = 0,
|
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.max = 65535,
|
| 275 |
}; |
| 276 |
|
| 277 |
/* --- 32bit integer --- */
|
| 278 |
|
| 279 |
static int parse_uint32(DeviceState *dev, Property *prop, const char *str) |
| 280 |
{
|
| 281 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 282 |
char *end;
|
| 283 |
|
| 284 |
/* accept both hex and decimal */
|
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*ptr = strtoul(str, &end, 0);
|
| 286 |
if ((*end != '\0') || (end == str)) { |
| 287 |
return -EINVAL;
|
| 288 |
} |
| 289 |
|
| 290 |
return 0; |
| 291 |
} |
| 292 |
|
| 293 |
static int print_uint32(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 294 |
{
|
| 295 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 296 |
return snprintf(dest, len, "%" PRIu32, *ptr); |
| 297 |
} |
| 298 |
|
| 299 |
static void get_int32(DeviceState *dev, Visitor *v, void *opaque, |
| 300 |
const char *name, Error **errp) |
| 301 |
{
|
| 302 |
Property *prop = opaque; |
| 303 |
int32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 304 |
int64_t value; |
| 305 |
|
| 306 |
value = *ptr; |
| 307 |
visit_type_int(v, &value, name, errp); |
| 308 |
} |
| 309 |
|
| 310 |
static void set_int32(DeviceState *dev, Visitor *v, void *opaque, |
| 311 |
const char *name, Error **errp) |
| 312 |
{
|
| 313 |
Property *prop = opaque; |
| 314 |
int32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 315 |
Error *local_err = NULL;
|
| 316 |
int64_t value; |
| 317 |
|
| 318 |
if (dev->state != DEV_STATE_CREATED) {
|
| 319 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 320 |
return;
|
| 321 |
} |
| 322 |
|
| 323 |
visit_type_int(v, &value, name, &local_err); |
| 324 |
if (local_err) {
|
| 325 |
error_propagate(errp, local_err); |
| 326 |
return;
|
| 327 |
} |
| 328 |
if (value > prop->info->min && value <= prop->info->max) {
|
| 329 |
*ptr = value; |
| 330 |
} else {
|
| 331 |
error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE, |
| 332 |
dev->id?:"", name, value, prop->info->min,
|
| 333 |
prop->info->max); |
| 334 |
} |
| 335 |
} |
| 336 |
|
| 337 |
PropertyInfo qdev_prop_uint32 = {
|
| 338 |
.name = "uint32",
|
| 339 |
.type = PROP_TYPE_UINT32, |
| 340 |
.size = sizeof(uint32_t),
|
| 341 |
.parse = parse_uint32, |
| 342 |
.print = print_uint32, |
| 343 |
.get = get_int32, |
| 344 |
.set = set_int32, |
| 345 |
.min = 0,
|
| 346 |
.max = 0xFFFFFFFFULL,
|
| 347 |
}; |
| 348 |
|
| 349 |
static int parse_int32(DeviceState *dev, Property *prop, const char *str) |
| 350 |
{
|
| 351 |
int32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 352 |
char *end;
|
| 353 |
|
| 354 |
*ptr = strtol(str, &end, 10);
|
| 355 |
if ((*end != '\0') || (end == str)) { |
| 356 |
return -EINVAL;
|
| 357 |
} |
| 358 |
|
| 359 |
return 0; |
| 360 |
} |
| 361 |
|
| 362 |
static int print_int32(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 363 |
{
|
| 364 |
int32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 365 |
return snprintf(dest, len, "%" PRId32, *ptr); |
| 366 |
} |
| 367 |
|
| 368 |
PropertyInfo qdev_prop_int32 = {
|
| 369 |
.name = "int32",
|
| 370 |
.type = PROP_TYPE_INT32, |
| 371 |
.size = sizeof(int32_t),
|
| 372 |
.parse = parse_int32, |
| 373 |
.print = print_int32, |
| 374 |
.get = get_int32, |
| 375 |
.set = set_int32, |
| 376 |
.min = -0x80000000LL,
|
| 377 |
.max = 0x7FFFFFFFLL,
|
| 378 |
}; |
| 379 |
|
| 380 |
/* --- 32bit hex value --- */
|
| 381 |
|
| 382 |
static int parse_hex32(DeviceState *dev, Property *prop, const char *str) |
| 383 |
{
|
| 384 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 385 |
char *end;
|
| 386 |
|
| 387 |
*ptr = strtoul(str, &end, 16);
|
| 388 |
if ((*end != '\0') || (end == str)) { |
| 389 |
return -EINVAL;
|
| 390 |
} |
| 391 |
|
| 392 |
return 0; |
| 393 |
} |
| 394 |
|
| 395 |
static int print_hex32(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 396 |
{
|
| 397 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 398 |
return snprintf(dest, len, "0x%" PRIx32, *ptr); |
| 399 |
} |
| 400 |
|
| 401 |
PropertyInfo qdev_prop_hex32 = {
|
| 402 |
.name = "uint32",
|
| 403 |
.legacy_name = "hex32",
|
| 404 |
.type = PROP_TYPE_UINT32, |
| 405 |
.size = sizeof(uint32_t),
|
| 406 |
.parse = parse_hex32, |
| 407 |
.print = print_hex32, |
| 408 |
.get = get_int32, |
| 409 |
.set = set_int32, |
| 410 |
.min = 0,
|
| 411 |
.max = 0xFFFFFFFFULL,
|
| 412 |
}; |
| 413 |
|
| 414 |
/* --- 64bit integer --- */
|
| 415 |
|
| 416 |
static int parse_uint64(DeviceState *dev, Property *prop, const char *str) |
| 417 |
{
|
| 418 |
uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 419 |
char *end;
|
| 420 |
|
| 421 |
/* accept both hex and decimal */
|
| 422 |
*ptr = strtoull(str, &end, 0);
|
| 423 |
if ((*end != '\0') || (end == str)) { |
| 424 |
return -EINVAL;
|
| 425 |
} |
| 426 |
|
| 427 |
return 0; |
| 428 |
} |
| 429 |
|
| 430 |
static int print_uint64(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 431 |
{
|
| 432 |
uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 433 |
return snprintf(dest, len, "%" PRIu64, *ptr); |
| 434 |
} |
| 435 |
|
| 436 |
static void get_int64(DeviceState *dev, Visitor *v, void *opaque, |
| 437 |
const char *name, Error **errp) |
| 438 |
{
|
| 439 |
Property *prop = opaque; |
| 440 |
int64_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 441 |
|
| 442 |
visit_type_int(v, ptr, name, errp); |
| 443 |
} |
| 444 |
|
| 445 |
static void set_int64(DeviceState *dev, Visitor *v, void *opaque, |
| 446 |
const char *name, Error **errp) |
| 447 |
{
|
| 448 |
Property *prop = opaque; |
| 449 |
int64_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 450 |
|
| 451 |
if (dev->state != DEV_STATE_CREATED) {
|
| 452 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 453 |
return;
|
| 454 |
} |
| 455 |
|
| 456 |
visit_type_int(v, ptr, name, errp); |
| 457 |
} |
| 458 |
|
| 459 |
PropertyInfo qdev_prop_uint64 = {
|
| 460 |
.name = "uint64",
|
| 461 |
.type = PROP_TYPE_UINT64, |
| 462 |
.size = sizeof(uint64_t),
|
| 463 |
.parse = parse_uint64, |
| 464 |
.print = print_uint64, |
| 465 |
.get = get_int64, |
| 466 |
.set = set_int64, |
| 467 |
}; |
| 468 |
|
| 469 |
/* --- 64bit hex value --- */
|
| 470 |
|
| 471 |
static int parse_hex64(DeviceState *dev, Property *prop, const char *str) |
| 472 |
{
|
| 473 |
uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 474 |
char *end;
|
| 475 |
|
| 476 |
*ptr = strtoull(str, &end, 16);
|
| 477 |
if ((*end != '\0') || (end == str)) { |
| 478 |
return -EINVAL;
|
| 479 |
} |
| 480 |
|
| 481 |
return 0; |
| 482 |
} |
| 483 |
|
| 484 |
static int print_hex64(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 485 |
{
|
| 486 |
uint64_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 487 |
return snprintf(dest, len, "0x%" PRIx64, *ptr); |
| 488 |
} |
| 489 |
|
| 490 |
PropertyInfo qdev_prop_hex64 = {
|
| 491 |
.name = "uint64",
|
| 492 |
.legacy_name = "hex64",
|
| 493 |
.type = PROP_TYPE_UINT64, |
| 494 |
.size = sizeof(uint64_t),
|
| 495 |
.parse = parse_hex64, |
| 496 |
.print = print_hex64, |
| 497 |
.get = get_int64, |
| 498 |
.set = set_int64, |
| 499 |
}; |
| 500 |
|
| 501 |
/* --- string --- */
|
| 502 |
|
| 503 |
static int parse_string(DeviceState *dev, Property *prop, const char *str) |
| 504 |
{
|
| 505 |
char **ptr = qdev_get_prop_ptr(dev, prop);
|
| 506 |
|
| 507 |
if (*ptr)
|
| 508 |
g_free(*ptr); |
| 509 |
*ptr = g_strdup(str); |
| 510 |
return 0; |
| 511 |
} |
| 512 |
|
| 513 |
static void free_string(DeviceState *dev, Property *prop) |
| 514 |
{
|
| 515 |
g_free(*(char **)qdev_get_prop_ptr(dev, prop));
|
| 516 |
} |
| 517 |
|
| 518 |
static int print_string(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 519 |
{
|
| 520 |
char **ptr = qdev_get_prop_ptr(dev, prop);
|
| 521 |
if (!*ptr)
|
| 522 |
return snprintf(dest, len, "<null>"); |
| 523 |
return snprintf(dest, len, "\"%s\"", *ptr); |
| 524 |
} |
| 525 |
|
| 526 |
static void get_string(DeviceState *dev, Visitor *v, void *opaque, |
| 527 |
const char *name, Error **errp) |
| 528 |
{
|
| 529 |
Property *prop = opaque; |
| 530 |
char **ptr = qdev_get_prop_ptr(dev, prop);
|
| 531 |
|
| 532 |
if (!*ptr) {
|
| 533 |
char *str = (char *)""; |
| 534 |
visit_type_str(v, &str, name, errp); |
| 535 |
} else {
|
| 536 |
visit_type_str(v, ptr, name, errp); |
| 537 |
} |
| 538 |
} |
| 539 |
|
| 540 |
static void set_string(DeviceState *dev, Visitor *v, void *opaque, |
| 541 |
const char *name, Error **errp) |
| 542 |
{
|
| 543 |
Property *prop = opaque; |
| 544 |
char **ptr = qdev_get_prop_ptr(dev, prop);
|
| 545 |
Error *local_err = NULL;
|
| 546 |
char *str;
|
| 547 |
|
| 548 |
if (dev->state != DEV_STATE_CREATED) {
|
| 549 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 550 |
return;
|
| 551 |
} |
| 552 |
|
| 553 |
visit_type_str(v, &str, name, &local_err); |
| 554 |
if (local_err) {
|
| 555 |
error_propagate(errp, local_err); |
| 556 |
return;
|
| 557 |
} |
| 558 |
if (!*str) {
|
| 559 |
g_free(str); |
| 560 |
str = NULL;
|
| 561 |
} |
| 562 |
if (*ptr) {
|
| 563 |
g_free(*ptr); |
| 564 |
} |
| 565 |
*ptr = str; |
| 566 |
} |
| 567 |
|
| 568 |
PropertyInfo qdev_prop_string = {
|
| 569 |
.name = "string",
|
| 570 |
.type = PROP_TYPE_STRING, |
| 571 |
.size = sizeof(char*), |
| 572 |
.parse = parse_string, |
| 573 |
.print = print_string, |
| 574 |
.free = free_string, |
| 575 |
.get = get_string, |
| 576 |
.set = set_string, |
| 577 |
}; |
| 578 |
|
| 579 |
/* --- drive --- */
|
| 580 |
|
| 581 |
static int parse_drive(DeviceState *dev, Property *prop, const char *str) |
| 582 |
{
|
| 583 |
BlockDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
| 584 |
BlockDriverState *bs; |
| 585 |
|
| 586 |
bs = bdrv_find(str); |
| 587 |
if (bs == NULL) |
| 588 |
return -ENOENT;
|
| 589 |
if (bdrv_attach_dev(bs, dev) < 0) |
| 590 |
return -EEXIST;
|
| 591 |
*ptr = bs; |
| 592 |
return 0; |
| 593 |
} |
| 594 |
|
| 595 |
static void free_drive(DeviceState *dev, Property *prop) |
| 596 |
{
|
| 597 |
BlockDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
| 598 |
|
| 599 |
if (*ptr) {
|
| 600 |
bdrv_detach_dev(*ptr, dev); |
| 601 |
blockdev_auto_del(*ptr); |
| 602 |
} |
| 603 |
} |
| 604 |
|
| 605 |
static int print_drive(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 606 |
{
|
| 607 |
BlockDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
| 608 |
return snprintf(dest, len, "%s", |
| 609 |
*ptr ? bdrv_get_device_name(*ptr) : "<null>");
|
| 610 |
} |
| 611 |
|
| 612 |
static void get_generic(DeviceState *dev, Visitor *v, void *opaque, |
| 613 |
const char *name, Error **errp) |
| 614 |
{
|
| 615 |
Property *prop = opaque; |
| 616 |
void **ptr = qdev_get_prop_ptr(dev, prop);
|
| 617 |
char buffer[1024]; |
| 618 |
char *p = buffer;
|
| 619 |
|
| 620 |
buffer[0] = 0; |
| 621 |
if (*ptr) {
|
| 622 |
prop->info->print(dev, prop, buffer, sizeof(buffer));
|
| 623 |
} |
| 624 |
visit_type_str(v, &p, name, errp); |
| 625 |
} |
| 626 |
|
| 627 |
static void set_generic(DeviceState *dev, Visitor *v, void *opaque, |
| 628 |
const char *name, Error **errp) |
| 629 |
{
|
| 630 |
Property *prop = opaque; |
| 631 |
Error *local_err = NULL;
|
| 632 |
char *str;
|
| 633 |
int ret;
|
| 634 |
|
| 635 |
if (dev->state != DEV_STATE_CREATED) {
|
| 636 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 637 |
return;
|
| 638 |
} |
| 639 |
|
| 640 |
visit_type_str(v, &str, name, &local_err); |
| 641 |
if (local_err) {
|
| 642 |
error_propagate(errp, local_err); |
| 643 |
return;
|
| 644 |
} |
| 645 |
if (!*str) {
|
| 646 |
g_free(str); |
| 647 |
error_set_from_qdev_prop_error(errp, EINVAL, dev, prop, str); |
| 648 |
return;
|
| 649 |
} |
| 650 |
ret = prop->info->parse(dev, prop, str); |
| 651 |
error_set_from_qdev_prop_error(errp, ret, dev, prop, str); |
| 652 |
g_free(str); |
| 653 |
} |
| 654 |
|
| 655 |
PropertyInfo qdev_prop_drive = {
|
| 656 |
.name = "drive",
|
| 657 |
.type = PROP_TYPE_DRIVE, |
| 658 |
.size = sizeof(BlockDriverState *),
|
| 659 |
.parse = parse_drive, |
| 660 |
.print = print_drive, |
| 661 |
.get = get_generic, |
| 662 |
.set = set_generic, |
| 663 |
.free = free_drive, |
| 664 |
}; |
| 665 |
|
| 666 |
/* --- character device --- */
|
| 667 |
|
| 668 |
static int parse_chr(DeviceState *dev, Property *prop, const char *str) |
| 669 |
{
|
| 670 |
CharDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
| 671 |
|
| 672 |
*ptr = qemu_chr_find(str); |
| 673 |
if (*ptr == NULL) { |
| 674 |
return -ENOENT;
|
| 675 |
} |
| 676 |
if ((*ptr)->avail_connections < 1) { |
| 677 |
return -EEXIST;
|
| 678 |
} |
| 679 |
--(*ptr)->avail_connections; |
| 680 |
return 0; |
| 681 |
} |
| 682 |
|
| 683 |
static void free_chr(DeviceState *dev, Property *prop) |
| 684 |
{
|
| 685 |
CharDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
| 686 |
|
| 687 |
if (*ptr) {
|
| 688 |
qemu_chr_add_handlers(*ptr, NULL, NULL, NULL, NULL); |
| 689 |
} |
| 690 |
} |
| 691 |
|
| 692 |
|
| 693 |
static int print_chr(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 694 |
{
|
| 695 |
CharDriverState **ptr = qdev_get_prop_ptr(dev, prop); |
| 696 |
|
| 697 |
if (*ptr && (*ptr)->label) {
|
| 698 |
return snprintf(dest, len, "%s", (*ptr)->label); |
| 699 |
} else {
|
| 700 |
return snprintf(dest, len, "<null>"); |
| 701 |
} |
| 702 |
} |
| 703 |
|
| 704 |
PropertyInfo qdev_prop_chr = {
|
| 705 |
.name = "chr",
|
| 706 |
.type = PROP_TYPE_CHR, |
| 707 |
.size = sizeof(CharDriverState*),
|
| 708 |
.parse = parse_chr, |
| 709 |
.print = print_chr, |
| 710 |
.get = get_generic, |
| 711 |
.set = set_generic, |
| 712 |
.free = free_chr, |
| 713 |
}; |
| 714 |
|
| 715 |
/* --- netdev device --- */
|
| 716 |
|
| 717 |
static int parse_netdev(DeviceState *dev, Property *prop, const char *str) |
| 718 |
{
|
| 719 |
VLANClientState **ptr = qdev_get_prop_ptr(dev, prop); |
| 720 |
|
| 721 |
*ptr = qemu_find_netdev(str); |
| 722 |
if (*ptr == NULL) |
| 723 |
return -ENOENT;
|
| 724 |
if ((*ptr)->peer) {
|
| 725 |
return -EEXIST;
|
| 726 |
} |
| 727 |
return 0; |
| 728 |
} |
| 729 |
|
| 730 |
static int print_netdev(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 731 |
{
|
| 732 |
VLANClientState **ptr = qdev_get_prop_ptr(dev, prop); |
| 733 |
|
| 734 |
if (*ptr && (*ptr)->name) {
|
| 735 |
return snprintf(dest, len, "%s", (*ptr)->name); |
| 736 |
} else {
|
| 737 |
return snprintf(dest, len, "<null>"); |
| 738 |
} |
| 739 |
} |
| 740 |
|
| 741 |
PropertyInfo qdev_prop_netdev = {
|
| 742 |
.name = "netdev",
|
| 743 |
.type = PROP_TYPE_NETDEV, |
| 744 |
.size = sizeof(VLANClientState*),
|
| 745 |
.parse = parse_netdev, |
| 746 |
.print = print_netdev, |
| 747 |
.get = get_generic, |
| 748 |
.set = set_generic, |
| 749 |
}; |
| 750 |
|
| 751 |
/* --- vlan --- */
|
| 752 |
|
| 753 |
static int parse_vlan(DeviceState *dev, Property *prop, const char *str) |
| 754 |
{
|
| 755 |
VLANState **ptr = qdev_get_prop_ptr(dev, prop); |
| 756 |
int id;
|
| 757 |
|
| 758 |
if (sscanf(str, "%d", &id) != 1) |
| 759 |
return -EINVAL;
|
| 760 |
*ptr = qemu_find_vlan(id, 1);
|
| 761 |
if (*ptr == NULL) |
| 762 |
return -ENOENT;
|
| 763 |
return 0; |
| 764 |
} |
| 765 |
|
| 766 |
static int print_vlan(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 767 |
{
|
| 768 |
VLANState **ptr = qdev_get_prop_ptr(dev, prop); |
| 769 |
|
| 770 |
if (*ptr) {
|
| 771 |
return snprintf(dest, len, "%d", (*ptr)->id); |
| 772 |
} else {
|
| 773 |
return snprintf(dest, len, "<null>"); |
| 774 |
} |
| 775 |
} |
| 776 |
|
| 777 |
static void get_vlan(DeviceState *dev, Visitor *v, void *opaque, |
| 778 |
const char *name, Error **errp) |
| 779 |
{
|
| 780 |
Property *prop = opaque; |
| 781 |
VLANState **ptr = qdev_get_prop_ptr(dev, prop); |
| 782 |
int64_t id; |
| 783 |
|
| 784 |
id = *ptr ? (*ptr)->id : -1;
|
| 785 |
visit_type_int(v, &id, name, errp); |
| 786 |
} |
| 787 |
|
| 788 |
static void set_vlan(DeviceState *dev, Visitor *v, void *opaque, |
| 789 |
const char *name, Error **errp) |
| 790 |
{
|
| 791 |
Property *prop = opaque; |
| 792 |
VLANState **ptr = qdev_get_prop_ptr(dev, prop); |
| 793 |
Error *local_err = NULL;
|
| 794 |
int64_t id; |
| 795 |
VLANState *vlan; |
| 796 |
|
| 797 |
if (dev->state != DEV_STATE_CREATED) {
|
| 798 |
error_set(errp, QERR_PERMISSION_DENIED); |
| 799 |
return;
|
| 800 |
} |
| 801 |
|
| 802 |
visit_type_int(v, &id, name, &local_err); |
| 803 |
if (local_err) {
|
| 804 |
error_propagate(errp, local_err); |
| 805 |
return;
|
| 806 |
} |
| 807 |
if (id == -1) { |
| 808 |
*ptr = NULL;
|
| 809 |
return;
|
| 810 |
} |
| 811 |
vlan = qemu_find_vlan(id, 1);
|
| 812 |
if (!vlan) {
|
| 813 |
error_set(errp, QERR_INVALID_PARAMETER_VALUE, |
| 814 |
name, prop->info->name); |
| 815 |
return;
|
| 816 |
} |
| 817 |
*ptr = vlan; |
| 818 |
} |
| 819 |
|
| 820 |
PropertyInfo qdev_prop_vlan = {
|
| 821 |
.name = "vlan",
|
| 822 |
.type = PROP_TYPE_VLAN, |
| 823 |
.size = sizeof(VLANClientState*),
|
| 824 |
.parse = parse_vlan, |
| 825 |
.print = print_vlan, |
| 826 |
.get = get_vlan, |
| 827 |
.set = set_vlan, |
| 828 |
}; |
| 829 |
|
| 830 |
/* --- pointer --- */
|
| 831 |
|
| 832 |
/* Not a proper property, just for dirty hacks. TODO Remove it! */
|
| 833 |
PropertyInfo qdev_prop_ptr = {
|
| 834 |
.name = "ptr",
|
| 835 |
.type = PROP_TYPE_PTR, |
| 836 |
.size = sizeof(void*), |
| 837 |
}; |
| 838 |
|
| 839 |
/* --- mac address --- */
|
| 840 |
|
| 841 |
/*
|
| 842 |
* accepted syntax versions:
|
| 843 |
* 01:02:03:04:05:06
|
| 844 |
* 01-02-03-04-05-06
|
| 845 |
*/
|
| 846 |
static int parse_mac(DeviceState *dev, Property *prop, const char *str) |
| 847 |
{
|
| 848 |
MACAddr *mac = qdev_get_prop_ptr(dev, prop); |
| 849 |
int i, pos;
|
| 850 |
char *p;
|
| 851 |
|
| 852 |
for (i = 0, pos = 0; i < 6; i++, pos += 3) { |
| 853 |
if (!qemu_isxdigit(str[pos]))
|
| 854 |
return -EINVAL;
|
| 855 |
if (!qemu_isxdigit(str[pos+1])) |
| 856 |
return -EINVAL;
|
| 857 |
if (i == 5) { |
| 858 |
if (str[pos+2] != '\0') |
| 859 |
return -EINVAL;
|
| 860 |
} else {
|
| 861 |
if (str[pos+2] != ':' && str[pos+2] != '-') |
| 862 |
return -EINVAL;
|
| 863 |
} |
| 864 |
mac->a[i] = strtol(str+pos, &p, 16);
|
| 865 |
} |
| 866 |
return 0; |
| 867 |
} |
| 868 |
|
| 869 |
static int print_mac(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 870 |
{
|
| 871 |
MACAddr *mac = qdev_get_prop_ptr(dev, prop); |
| 872 |
|
| 873 |
return snprintf(dest, len, "%02x:%02x:%02x:%02x:%02x:%02x", |
| 874 |
mac->a[0], mac->a[1], mac->a[2], |
| 875 |
mac->a[3], mac->a[4], mac->a[5]); |
| 876 |
} |
| 877 |
|
| 878 |
PropertyInfo qdev_prop_macaddr = {
|
| 879 |
.name = "macaddr",
|
| 880 |
.type = PROP_TYPE_MACADDR, |
| 881 |
.size = sizeof(MACAddr),
|
| 882 |
.parse = parse_mac, |
| 883 |
.print = print_mac, |
| 884 |
.get = get_generic, |
| 885 |
.set = set_generic, |
| 886 |
}; |
| 887 |
|
| 888 |
|
| 889 |
/* --- lost tick policy --- */
|
| 890 |
|
| 891 |
static const struct { |
| 892 |
const char *name; |
| 893 |
LostTickPolicy code; |
| 894 |
} lost_tick_policy_table[] = {
|
| 895 |
{ .name = "discard", .code = LOST_TICK_DISCARD },
|
| 896 |
{ .name = "delay", .code = LOST_TICK_DELAY },
|
| 897 |
{ .name = "merge", .code = LOST_TICK_MERGE },
|
| 898 |
{ .name = "slew", .code = LOST_TICK_SLEW },
|
| 899 |
}; |
| 900 |
|
| 901 |
static int parse_lost_tick_policy(DeviceState *dev, Property *prop, |
| 902 |
const char *str) |
| 903 |
{
|
| 904 |
LostTickPolicy *ptr = qdev_get_prop_ptr(dev, prop); |
| 905 |
int i;
|
| 906 |
|
| 907 |
for (i = 0; i < ARRAY_SIZE(lost_tick_policy_table); i++) { |
| 908 |
if (!strcasecmp(str, lost_tick_policy_table[i].name)) {
|
| 909 |
*ptr = lost_tick_policy_table[i].code; |
| 910 |
break;
|
| 911 |
} |
| 912 |
} |
| 913 |
if (i == ARRAY_SIZE(lost_tick_policy_table)) {
|
| 914 |
return -EINVAL;
|
| 915 |
} |
| 916 |
return 0; |
| 917 |
} |
| 918 |
|
| 919 |
static int print_lost_tick_policy(DeviceState *dev, Property *prop, char *dest, |
| 920 |
size_t len) |
| 921 |
{
|
| 922 |
LostTickPolicy *ptr = qdev_get_prop_ptr(dev, prop); |
| 923 |
|
| 924 |
return snprintf(dest, len, "%s", lost_tick_policy_table[*ptr].name); |
| 925 |
} |
| 926 |
|
| 927 |
PropertyInfo qdev_prop_losttickpolicy = {
|
| 928 |
.name = "lost_tick_policy",
|
| 929 |
.type = PROP_TYPE_LOSTTICKPOLICY, |
| 930 |
.size = sizeof(LostTickPolicy),
|
| 931 |
.parse = parse_lost_tick_policy, |
| 932 |
.print = print_lost_tick_policy, |
| 933 |
.get = get_generic, |
| 934 |
.set = set_generic, |
| 935 |
}; |
| 936 |
|
| 937 |
/* --- pci address --- */
|
| 938 |
|
| 939 |
/*
|
| 940 |
* bus-local address, i.e. "$slot" or "$slot.$fn"
|
| 941 |
*/
|
| 942 |
static int parse_pci_devfn(DeviceState *dev, Property *prop, const char *str) |
| 943 |
{
|
| 944 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 945 |
unsigned int slot, fn, n; |
| 946 |
|
| 947 |
if (sscanf(str, "%x.%x%n", &slot, &fn, &n) != 2) { |
| 948 |
fn = 0;
|
| 949 |
if (sscanf(str, "%x%n", &slot, &n) != 1) { |
| 950 |
return -EINVAL;
|
| 951 |
} |
| 952 |
} |
| 953 |
if (str[n] != '\0') |
| 954 |
return -EINVAL;
|
| 955 |
if (fn > 7) |
| 956 |
return -EINVAL;
|
| 957 |
if (slot > 31) |
| 958 |
return -EINVAL;
|
| 959 |
*ptr = slot << 3 | fn;
|
| 960 |
return 0; |
| 961 |
} |
| 962 |
|
| 963 |
static int print_pci_devfn(DeviceState *dev, Property *prop, char *dest, size_t len) |
| 964 |
{
|
| 965 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 966 |
|
| 967 |
if (*ptr == -1) { |
| 968 |
return snprintf(dest, len, "<unset>"); |
| 969 |
} else {
|
| 970 |
return snprintf(dest, len, "%02x.%x", *ptr >> 3, *ptr & 7); |
| 971 |
} |
| 972 |
} |
| 973 |
|
| 974 |
static void get_pci_devfn(DeviceState *dev, Visitor *v, void *opaque, |
| 975 |
const char *name, Error **errp) |
| 976 |
{
|
| 977 |
Property *prop = opaque; |
| 978 |
uint32_t *ptr = qdev_get_prop_ptr(dev, prop); |
| 979 |
char buffer[32]; |
| 980 |
char *p = buffer;
|
| 981 |
|
| 982 |
buffer[0] = 0; |
| 983 |
if (*ptr != -1) { |
| 984 |
snprintf(buffer, sizeof(buffer), "%02x.%x", *ptr >> 3, *ptr & 7); |
| 985 |
} |
| 986 |
visit_type_str(v, &p, name, errp); |
| 987 |
} |
| 988 |
|
| 989 |
PropertyInfo qdev_prop_pci_devfn = {
|
| 990 |
.name = "pci-devfn",
|
| 991 |
.type = PROP_TYPE_UINT32, |
| 992 |
.size = sizeof(uint32_t),
|
| 993 |
.parse = parse_pci_devfn, |
| 994 |
.print = print_pci_devfn, |
| 995 |
.get = get_pci_devfn, |
| 996 |
.set = set_generic, |
| 997 |
}; |
| 998 |
|
| 999 |
/* --- public helpers --- */
|
| 1000 |
|
| 1001 |
static Property *qdev_prop_walk(Property *props, const char *name) |
| 1002 |
{
|
| 1003 |
if (!props)
|
| 1004 |
return NULL; |
| 1005 |
while (props->name) {
|
| 1006 |
if (strcmp(props->name, name) == 0) |
| 1007 |
return props;
|
| 1008 |
props++; |
| 1009 |
} |
| 1010 |
return NULL; |
| 1011 |
} |
| 1012 |
|
| 1013 |
static Property *qdev_prop_find(DeviceState *dev, const char *name) |
| 1014 |
{
|
| 1015 |
Property *prop; |
| 1016 |
|
| 1017 |
/* device properties */
|
| 1018 |
prop = qdev_prop_walk(qdev_get_info(dev)->props, name); |
| 1019 |
if (prop)
|
| 1020 |
return prop;
|
| 1021 |
|
| 1022 |
/* bus properties */
|
| 1023 |
prop = qdev_prop_walk(dev->parent_bus->info->props, name); |
| 1024 |
if (prop)
|
| 1025 |
return prop;
|
| 1026 |
|
| 1027 |
return NULL; |
| 1028 |
} |
| 1029 |
|
| 1030 |
int qdev_prop_exists(DeviceState *dev, const char *name) |
| 1031 |
{
|
| 1032 |
return qdev_prop_find(dev, name) ? true : false; |
| 1033 |
} |
| 1034 |
|
| 1035 |
void error_set_from_qdev_prop_error(Error **errp, int ret, DeviceState *dev, |
| 1036 |
Property *prop, const char *value) |
| 1037 |
{
|
| 1038 |
switch (ret) {
|
| 1039 |
case -EEXIST:
|
| 1040 |
error_set(errp, QERR_PROPERTY_VALUE_IN_USE, |
| 1041 |
object_get_typename(OBJECT(dev)), prop->name, value); |
| 1042 |
break;
|
| 1043 |
default:
|
| 1044 |
case -EINVAL:
|
| 1045 |
error_set(errp, QERR_PROPERTY_VALUE_BAD, |
| 1046 |
object_get_typename(OBJECT(dev)), prop->name, value); |
| 1047 |
break;
|
| 1048 |
case -ENOENT:
|
| 1049 |
error_set(errp, QERR_PROPERTY_VALUE_NOT_FOUND, |
| 1050 |
object_get_typename(OBJECT(dev)), prop->name, value); |
| 1051 |
break;
|
| 1052 |
case 0: |
| 1053 |
break;
|
| 1054 |
} |
| 1055 |
} |
| 1056 |
|
| 1057 |
int qdev_prop_parse(DeviceState *dev, const char *name, const char *value) |
| 1058 |
{
|
| 1059 |
Property *prop; |
| 1060 |
int ret;
|
| 1061 |
|
| 1062 |
prop = qdev_prop_find(dev, name); |
| 1063 |
/*
|
| 1064 |
* TODO Properties without a parse method are just for dirty
|
| 1065 |
* hacks. qdev_prop_ptr is the only such PropertyInfo. It's
|
| 1066 |
* marked for removal. The test !prop->info->parse should be
|
| 1067 |
* removed along with it.
|
| 1068 |
*/
|
| 1069 |
if (!prop || !prop->info->parse) {
|
| 1070 |
qerror_report(QERR_PROPERTY_NOT_FOUND, object_get_typename(OBJECT(dev)), name); |
| 1071 |
return -1; |
| 1072 |
} |
| 1073 |
ret = prop->info->parse(dev, prop, value); |
| 1074 |
if (ret < 0) { |
| 1075 |
Error *err; |
| 1076 |
error_set_from_qdev_prop_error(&err, ret, dev, prop, value); |
| 1077 |
qerror_report_err(err); |
| 1078 |
error_free(err); |
| 1079 |
return -1; |
| 1080 |
} |
| 1081 |
return 0; |
| 1082 |
} |
| 1083 |
|
| 1084 |
void qdev_prop_set(DeviceState *dev, const char *name, void *src, enum PropertyType type) |
| 1085 |
{
|
| 1086 |
Property *prop; |
| 1087 |
|
| 1088 |
prop = qdev_prop_find(dev, name); |
| 1089 |
if (!prop) {
|
| 1090 |
fprintf(stderr, "%s: property \"%s.%s\" not found\n",
|
| 1091 |
__FUNCTION__, object_get_typename(OBJECT(dev)), name); |
| 1092 |
abort(); |
| 1093 |
} |
| 1094 |
if (prop->info->type != type) {
|
| 1095 |
fprintf(stderr, "%s: property \"%s.%s\" type mismatch\n",
|
| 1096 |
__FUNCTION__, object_get_typename(OBJECT(dev)), name); |
| 1097 |
abort(); |
| 1098 |
} |
| 1099 |
qdev_prop_cpy(dev, prop, src); |
| 1100 |
} |
| 1101 |
|
| 1102 |
void qdev_prop_set_bit(DeviceState *dev, const char *name, bool value) |
| 1103 |
{
|
| 1104 |
qdev_prop_set(dev, name, &value, PROP_TYPE_BIT); |
| 1105 |
} |
| 1106 |
|
| 1107 |
void qdev_prop_set_uint8(DeviceState *dev, const char *name, uint8_t value) |
| 1108 |
{
|
| 1109 |
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT8); |
| 1110 |
} |
| 1111 |
|
| 1112 |
void qdev_prop_set_uint16(DeviceState *dev, const char *name, uint16_t value) |
| 1113 |
{
|
| 1114 |
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT16); |
| 1115 |
} |
| 1116 |
|
| 1117 |
void qdev_prop_set_uint32(DeviceState *dev, const char *name, uint32_t value) |
| 1118 |
{
|
| 1119 |
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT32); |
| 1120 |
} |
| 1121 |
|
| 1122 |
void qdev_prop_set_int32(DeviceState *dev, const char *name, int32_t value) |
| 1123 |
{
|
| 1124 |
qdev_prop_set(dev, name, &value, PROP_TYPE_INT32); |
| 1125 |
} |
| 1126 |
|
| 1127 |
void qdev_prop_set_uint64(DeviceState *dev, const char *name, uint64_t value) |
| 1128 |
{
|
| 1129 |
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT64); |
| 1130 |
} |
| 1131 |
|
| 1132 |
void qdev_prop_set_string(DeviceState *dev, const char *name, char *value) |
| 1133 |
{
|
| 1134 |
qdev_prop_set(dev, name, &value, PROP_TYPE_STRING); |
| 1135 |
} |
| 1136 |
|
| 1137 |
int qdev_prop_set_drive(DeviceState *dev, const char *name, BlockDriverState *value) |
| 1138 |
{
|
| 1139 |
int res;
|
| 1140 |
|
| 1141 |
res = bdrv_attach_dev(value, dev); |
| 1142 |
if (res < 0) { |
| 1143 |
error_report("Can't attach drive %s to %s.%s: %s",
|
| 1144 |
bdrv_get_device_name(value), |
| 1145 |
dev->id ? dev->id : object_get_typename(OBJECT(dev)), |
| 1146 |
name, strerror(-res)); |
| 1147 |
return -1; |
| 1148 |
} |
| 1149 |
qdev_prop_set(dev, name, &value, PROP_TYPE_DRIVE); |
| 1150 |
return 0; |
| 1151 |
} |
| 1152 |
|
| 1153 |
void qdev_prop_set_drive_nofail(DeviceState *dev, const char *name, BlockDriverState *value) |
| 1154 |
{
|
| 1155 |
if (qdev_prop_set_drive(dev, name, value) < 0) { |
| 1156 |
exit(1);
|
| 1157 |
} |
| 1158 |
} |
| 1159 |
void qdev_prop_set_chr(DeviceState *dev, const char *name, CharDriverState *value) |
| 1160 |
{
|
| 1161 |
qdev_prop_set(dev, name, &value, PROP_TYPE_CHR); |
| 1162 |
} |
| 1163 |
|
| 1164 |
void qdev_prop_set_netdev(DeviceState *dev, const char *name, VLANClientState *value) |
| 1165 |
{
|
| 1166 |
qdev_prop_set(dev, name, &value, PROP_TYPE_NETDEV); |
| 1167 |
} |
| 1168 |
|
| 1169 |
void qdev_prop_set_vlan(DeviceState *dev, const char *name, VLANState *value) |
| 1170 |
{
|
| 1171 |
qdev_prop_set(dev, name, &value, PROP_TYPE_VLAN); |
| 1172 |
} |
| 1173 |
|
| 1174 |
void qdev_prop_set_macaddr(DeviceState *dev, const char *name, uint8_t *value) |
| 1175 |
{
|
| 1176 |
qdev_prop_set(dev, name, value, PROP_TYPE_MACADDR); |
| 1177 |
} |
| 1178 |
|
| 1179 |
void qdev_prop_set_losttickpolicy(DeviceState *dev, const char *name, |
| 1180 |
LostTickPolicy *value) |
| 1181 |
{
|
| 1182 |
qdev_prop_set(dev, name, value, PROP_TYPE_LOSTTICKPOLICY); |
| 1183 |
} |
| 1184 |
|
| 1185 |
void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value) |
| 1186 |
{
|
| 1187 |
qdev_prop_set(dev, name, &value, PROP_TYPE_PTR); |
| 1188 |
} |
| 1189 |
|
| 1190 |
void qdev_prop_set_defaults(DeviceState *dev, Property *props)
|
| 1191 |
{
|
| 1192 |
if (!props)
|
| 1193 |
return;
|
| 1194 |
while (props->name) {
|
| 1195 |
if (props->defval) {
|
| 1196 |
qdev_prop_cpy(dev, props, props->defval); |
| 1197 |
} |
| 1198 |
props++; |
| 1199 |
} |
| 1200 |
} |
| 1201 |
|
| 1202 |
static QTAILQ_HEAD(, GlobalProperty) global_props = QTAILQ_HEAD_INITIALIZER(global_props);
|
| 1203 |
|
| 1204 |
static void qdev_prop_register_global(GlobalProperty *prop) |
| 1205 |
{
|
| 1206 |
QTAILQ_INSERT_TAIL(&global_props, prop, next); |
| 1207 |
} |
| 1208 |
|
| 1209 |
void qdev_prop_register_global_list(GlobalProperty *props)
|
| 1210 |
{
|
| 1211 |
int i;
|
| 1212 |
|
| 1213 |
for (i = 0; props[i].driver != NULL; i++) { |
| 1214 |
qdev_prop_register_global(props+i); |
| 1215 |
} |
| 1216 |
} |
| 1217 |
|
| 1218 |
void qdev_prop_set_globals(DeviceState *dev)
|
| 1219 |
{
|
| 1220 |
GlobalProperty *prop; |
| 1221 |
|
| 1222 |
QTAILQ_FOREACH(prop, &global_props, next) {
|
| 1223 |
if (strcmp(object_get_typename(OBJECT(dev)), prop->driver) != 0 && |
| 1224 |
strcmp(qdev_get_info(dev)->bus_info->name, prop->driver) != 0) {
|
| 1225 |
continue;
|
| 1226 |
} |
| 1227 |
if (qdev_prop_parse(dev, prop->property, prop->value) != 0) { |
| 1228 |
exit(1);
|
| 1229 |
} |
| 1230 |
} |
| 1231 |
} |
| 1232 |
|
| 1233 |
static int qdev_add_one_global(QemuOpts *opts, void *opaque) |
| 1234 |
{
|
| 1235 |
GlobalProperty *g; |
| 1236 |
|
| 1237 |
g = g_malloc0(sizeof(*g));
|
| 1238 |
g->driver = qemu_opt_get(opts, "driver");
|
| 1239 |
g->property = qemu_opt_get(opts, "property");
|
| 1240 |
g->value = qemu_opt_get(opts, "value");
|
| 1241 |
qdev_prop_register_global(g); |
| 1242 |
return 0; |
| 1243 |
} |
| 1244 |
|
| 1245 |
void qemu_add_globals(void) |
| 1246 |
{
|
| 1247 |
qemu_opts_foreach(qemu_find_opts("global"), qdev_add_one_global, NULL, 0); |
| 1248 |
} |