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hw/core/qdev.c: add qdev_get_human_name()

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Add a simple method to return some kind of human readable identifier for
use in error messages.

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
Message-id: 8b566bfced98ae44be1fcc1f8e7215f0c3393aa1.1706598705.git.manos.pitsidianakis@linaro.org
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Manos Pitsidianakis 2024-01-30 09:30:31 +02:00 • committed by Stefan Hajnoczi
parent d5eaeefbda
commit 956ef49990
2 changed files with 22 additions and 0 deletions
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8
hw/core/qdev.c
View file

@ -879,6 +879,14 @@ Object *qdev_get_machine(void)
return dev; return dev;
} }
char *qdev_get_human_name(DeviceState *dev)
{
g_assert(dev != NULL);
return dev->id ?
g_strdup(dev->id) : object_get_canonical_path(OBJECT(dev));
}
static MachineInitPhase machine_phase; static MachineInitPhase machine_phase;
bool phase_check(MachineInitPhase phase) bool phase_check(MachineInitPhase phase)

14
include/hw/qdev-core.h
View file

@ -993,6 +993,20 @@ const char *qdev_fw_name(DeviceState *dev);
void qdev_assert_realized_properly(void); void qdev_assert_realized_properly(void);
Object *qdev_get_machine(void); Object *qdev_get_machine(void);
/**
* qdev_get_human_name() - Return a human-readable name for a device
* @dev: The device. Must be a valid and non-NULL pointer.
*
* .. note::
* This function is intended for user friendly error messages.
*
* Returns: A newly allocated string containing the device id if not null,
* else the object canonical path.
*
* Use g_free() to free it.
*/
char *qdev_get_human_name(DeviceState *dev);
/* FIXME: make this a link<> */ /* FIXME: make this a link<> */
bool qdev_set_parent_bus(DeviceState *dev, BusState *bus, Error **errp); bool qdev_set_parent_bus(DeviceState *dev, BusState *bus, Error **errp);