#include "sd-bus.h"
#include "bus-error.h"
+bool bus_error_is_dirty(sd_bus_error *e) {
+ if (!e)
+ return 0;
+
+ return e->name || e->message || e->need_free;
+}
+
void sd_bus_error_free(sd_bus_error *e) {
if (!e)
return;
if (!e)
return 0;
- if (sd_bus_error_is_set(e))
+ if (bus_error_is_dirty(e))
return -EINVAL;
if (!name)
return -EINVAL;
}
int sd_bus_error_copy(sd_bus_error *dest, const sd_bus_error *e) {
+ char *x, *y = NULL;
+
if (!dest)
return 0;
- if (sd_bus_error_is_set(dest))
+ if (bus_error_is_dirty(dest))
return -EINVAL;
if (!sd_bus_error_is_set(e))
return 0;
- if (e->need_free) {
- char *x, *y = NULL;
+ x = strdup(e->name);
+ if (!x)
+ return -ENOMEM;
- x = strdup(e->name);
- if (!x)
+ if (e->message) {
+ y = strdup(e->message);
+ if (!y) {
+ free(x);
return -ENOMEM;
-
- if (e->message) {
- y = strdup(e->message);
- if (!y) {
- free(x);
- return -ENOMEM;
- }
}
+ }
- dest->name = x;
- dest->message = y;
- dest->need_free = true;
- } else
- *dest = *e;
-
+ dest->name = x;
+ dest->message = y;
+ dest->need_free = true;
return 0;
}
void sd_bus_error_set_const(sd_bus_error *e, const char *name, const char *message) {
if (!e)
return;
- if (sd_bus_error_is_set(e))
+ if (bus_error_is_dirty(e))
return;
e->name = name;
e->message = message;
+ e->need_free = false;
}
int sd_bus_error_is_set(const sd_bus_error *e) {
if (!e)
return 0;
- return e->name || e->message || e->need_free;
+ return !!e->name;
}
int sd_bus_error_has_name(const sd_bus_error *e, const char *name) {
if (error == -ENOMEM)
sd_bus_error_set_const(e, "org.freedesktop.DBus.Error.NoMemory", strerror(-error));
- else if (error == -EPERM || error == EACCES)
+ else if (error == -EPERM || error == -EACCES)
sd_bus_error_set_const(e, "org.freedesktop.DBus.Error.AccessDenied", strerror(-error));
else
sd_bus_error_set_const(e, "org.freedesktop.DBus.Error.Failed", "Operation failed");
return error;
}
+
+const char *bus_error_message(const sd_bus_error *e, int error) {
+ if (e && e->message)
+ return e->message;
+
+ return strerror(error);
+}