1 /*
2  * libvirt-gconfig-domain-capabilities-os.c: libvirt OS domain capabilities
3  *
4  * Copyright (C) 2019 Red Hat, Inc.
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library. If not, see
18  * <http://www.gnu.org/licenses/>.
19  */
20 
21 #include <config.h>
22 
23 #include "libvirt-gconfig/libvirt-gconfig.h"
24 #include "libvirt-gconfig/libvirt-gconfig-private.h"
25 
26 #define GVIR_CONFIG_DOMAIN_CAPABILITIES_OS_GET_PRIVATE(obj)                         \
27         (G_TYPE_INSTANCE_GET_PRIVATE((obj), GVIR_CONFIG_TYPE_DOMAIN_CAPABILITIES_OS, GVirConfigDomainCapabilitiesOsPrivate))
28 
29 struct _GVirConfigDomainCapabilitiesOsPrivate
30 {
31     gboolean unused;
32 };
33 
34 G_DEFINE_TYPE_WITH_PRIVATE(GVirConfigDomainCapabilitiesOs, gvir_config_domain_capabilities_os, GVIR_CONFIG_TYPE_OBJECT);
35 
36 static GList *
37 _gvir_config_domain_capabilities_os_get_firmwares(GVirConfigDomainCapabilitiesOs *os);
38 
gvir_config_domain_capabilities_os_class_init(GVirConfigDomainCapabilitiesOsClass * klass)39 static void gvir_config_domain_capabilities_os_class_init(GVirConfigDomainCapabilitiesOsClass *klass)
40 {
41     klass->get_firmwares = _gvir_config_domain_capabilities_os_get_firmwares;
42 }
43 
gvir_config_domain_capabilities_os_init(GVirConfigDomainCapabilitiesOs * os)44 static void gvir_config_domain_capabilities_os_init(GVirConfigDomainCapabilitiesOs *os)
45 {
46     os->priv = GVIR_CONFIG_DOMAIN_CAPABILITIES_OS_GET_PRIVATE(os);
47 }
48 
add_firmwares(xmlNodePtr node,gpointer opaque)49 static gboolean add_firmwares(xmlNodePtr node, gpointer opaque)
50 {
51     GList **firmwares = opaque;
52     GVirConfigDomainOsFirmware firmware;
53 
54     if (node == NULL || node->children == NULL)
55         return TRUE;
56 
57     firmware = gvir_config_genum_get_value
58                         (GVIR_CONFIG_TYPE_DOMAIN_OS_FIRMWARE,
59                          (const gchar *)node->children->content,
60                          GVIR_CONFIG_DOMAIN_OS_FIRMWARE_BIOS);
61     *firmwares = g_list_append(*firmwares, GINT_TO_POINTER(firmware));
62 
63     return TRUE;
64 }
65 
search_firmwares(xmlNodePtr node,gpointer opaque)66 static gboolean search_firmwares(xmlNodePtr node, gpointer opaque)
67 {
68     const gchar *content;
69 
70     if (!g_str_equal(node->name, "enum"))
71         return TRUE;
72 
73     content = gvir_config_xml_get_attribute_content(node, "name");
74     if (content == NULL)
75         return TRUE;
76 
77     if (!g_str_equal(content, "firmware"))
78         return TRUE;
79 
80     gvir_config_xml_foreach_child(node,
81                                   add_firmwares,
82                                   opaque);
83 
84     return TRUE;
85 }
86 
87 static GList *
_gvir_config_domain_capabilities_os_get_firmwares(GVirConfigDomainCapabilitiesOs * os)88 _gvir_config_domain_capabilities_os_get_firmwares(GVirConfigDomainCapabilitiesOs *os)
89 {
90     GList *firmwares = NULL;
91 
92     g_return_val_if_fail(GVIR_CONFIG_IS_DOMAIN_CAPABILITIES_OS(os), NULL);
93 
94     gvir_config_object_foreach_child(GVIR_CONFIG_OBJECT(os),
95                                      NULL,
96                                      search_firmwares,
97                                      &firmwares);
98 
99     return firmwares;
100 }
101 
102 /**
103  * gvir_config_domain_capabilities_os_get_firmwares:
104  *
105  * Gets the firmwares supported by @os. The returned list should be freed with
106  * g_list_free().
107  *
108  * Returns: (element-type LibvirtGConfig.DomainOsFirmware) (transfer container):
109  * a newly allocated #GList of #GVirConfigDomainOsFirmware.
110  */
111 GList *
gvir_config_domain_capabilities_os_get_firmwares(GVirConfigDomainCapabilitiesOs * os)112 gvir_config_domain_capabilities_os_get_firmwares(GVirConfigDomainCapabilitiesOs *os)
113 {
114     return GVIR_CONFIG_DOMAIN_CAPABILITIES_OS_GET_CLASS(os)->get_firmwares(os);
115 }
116