b6f9fd51a27a7d77cd5f2ca9eef172b12d0bd016
[petitboot] / discover / device-handler.h
1 #ifndef _DEVICE_HANDLER_H
2 #define _DEVICE_HANDLER_H
3
4 #include <stdbool.h>
5
6 #include <list/list.h>
7 #include <types/types.h>
8
9 struct device_handler;
10 struct discover_device;
11 struct discover_server;
12 struct boot_option;
13 struct boot_command;
14 struct event;
15 struct device;
16 struct waitset;
17 struct config;
18
19 struct discover_device {
20         struct device           *device;
21
22         char                    **links;
23         int                     n_links;
24
25         const char              *uuid;
26         const char              *label;
27
28         char                    *mount_path;
29         char                    *root_path;
30         const char              *device_path;
31         struct ramdisk_device   *ramdisk;
32         bool                    mounted;
33         bool                    mounted_rw;
34         bool                    unmount;
35
36         bool                    notified;
37
38         struct list             boot_options;
39         struct list             params;
40 };
41
42 struct discover_boot_option {
43         struct parser           *source;
44         struct discover_device  *device;
45         struct boot_option      *option;
46         struct list_item        list;
47
48         struct resource         *boot_image;
49         struct resource         *initrd;
50         struct resource         *dtb;
51         struct resource         *icon;
52 };
53
54
55 struct discover_context {
56         struct parser           *parser;
57         struct event            *event;
58         struct discover_device  *device;
59         struct list             boot_options;
60         struct pb_url           *conf_url;
61         struct network          *network;
62         void                    *test_data;
63 };
64
65 struct ramdisk_device {
66         const char      *path;
67         char            *snapshot;
68         char            *origin;
69         char            *base;
70         uint64_t        sectors;
71 };
72
73 struct device_handler *device_handler_init(struct discover_server *server,
74                 struct waitset *waitset, int dry_run);
75
76 void device_handler_destroy(struct device_handler *devices);
77
78 int device_handler_get_device_count(const struct device_handler *handler);
79 const struct discover_device *device_handler_get_device(
80         const struct device_handler *handler, unsigned int index);
81
82 struct discover_device *discover_device_create(struct device_handler *handler,
83                 const char *id);
84 void device_handler_add_device(struct device_handler *handler,
85                 struct discover_device *device);
86 void device_handler_add_ramdisk(struct device_handler *handler,
87                 const char *path);
88 struct ramdisk_device *device_handler_get_ramdisk(
89                 struct device_handler *handler);
90 void device_handler_release_ramdisk(struct discover_device *device);
91 int device_handler_discover(struct device_handler *handler,
92                 struct discover_device *dev);
93 int device_handler_dhcp(struct device_handler *handler,
94                 struct discover_device *dev, struct event *event);
95 int device_handler_conf(struct device_handler *handler,
96                 struct discover_device *dev, struct pb_url *url);
97 void device_handler_remove(struct device_handler *handler,
98                 struct discover_device *device);
99
100 void device_handler_boot_status(void *arg, struct boot_status *status);
101
102 struct discover_context *device_handler_discover_context_create(
103                 struct device_handler *handler,
104                 struct discover_device *device);
105 void device_handler_discover_context_commit(struct device_handler *handler,
106                 struct discover_context *ctx);
107
108 struct discover_boot_option *discover_boot_option_create(
109                 struct discover_context *ctx,
110                 struct discover_device *dev);
111 void discover_context_add_boot_option(struct discover_context *ctx,
112                 struct discover_boot_option *opt);
113
114 int device_handler_user_event(struct device_handler *handler,
115                                 struct event *event);
116
117 struct discover_device *device_lookup_by_name(struct device_handler *handler,
118                 const char *name);
119 struct discover_device *device_lookup_by_uuid(struct device_handler *handler,
120                 const char *uuid);
121 struct discover_device *device_lookup_by_label(struct device_handler *handler,
122                 const char *label);
123 struct discover_device *device_lookup_by_id(struct device_handler *handler,
124                 const char *id);
125 struct discover_device *device_lookup_by_serial(
126                 struct device_handler *device_handler,
127                 const char *serial);
128
129 void discover_device_set_param(struct discover_device *device,
130                 const char *name, const char *value);
131 const char *discover_device_get_param(struct discover_device *device,
132                 const char *name);
133
134 void device_handler_boot(struct device_handler *handler,
135                 struct boot_command *cmd);
136 void device_handler_cancel_default(struct device_handler *handler);
137 void device_handler_update_config(struct device_handler *handler,
138                 struct config *config);
139 void device_handler_process_url(struct device_handler *handler,
140                 const char *url, const char *mac, const char *ip);
141 void device_handler_reinit(struct device_handler *handler);
142
143 int device_request_write(struct discover_device *dev, bool *release);
144 void device_release_write(struct discover_device *dev, bool release);
145 void device_sync_snapshots(struct device_handler *handler, const char *device);
146
147 #endif /* _DEVICE_HANDLER_H */