git.ozlabs.org Git - petitboot/blob - 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         *args_sig_file;
  52         struct resource         *icon;
  53 };
  54
  55
  56 struct discover_context {
  57         struct parser           *parser;
  58         struct event            *event;
  59         struct discover_device  *device;
  60         struct list             boot_options;
  61         struct pb_url           *conf_url;
  62         struct network          *network;
  63         void                    *test_data;
  64 };
  65
  66 struct ramdisk_device {
  67         const char      *path;
  68         char            *snapshot;
  69         char            *origin;
  70         char            *base;
  71         uint64_t        sectors;
  72 };
  73
  74 struct device_handler *device_handler_init(struct discover_server *server,
  75                 struct waitset *waitset, int dry_run);
  76
  77 void device_handler_destroy(struct device_handler *devices);
  78
  79 int device_handler_get_device_count(const struct device_handler *handler);
  80 const struct discover_device *device_handler_get_device(
  81         const struct device_handler *handler, unsigned int index);
  82
  83 struct discover_device *discover_device_create(struct device_handler *handler,
  84                 const char *uuid, const char *id);
  85 void device_handler_add_device(struct device_handler *handler,
  86                 struct discover_device *device);
  87 void device_handler_add_ramdisk(struct device_handler *handler,
  88                 const char *path);
  89 struct ramdisk_device *device_handler_get_ramdisk(
  90                 struct device_handler *handler);
  91 void device_handler_release_ramdisk(struct discover_device *device);
  92 int device_handler_discover(struct device_handler *handler,
  93                 struct discover_device *dev);
  94 int device_handler_dhcp(struct device_handler *handler,
  95                 struct discover_device *dev, struct event *event);
  96 void device_handler_remove(struct device_handler *handler,
  97                 struct discover_device *device);
  98
  99 void device_handler_boot_status(void *arg, struct boot_status *status);
 100
 101 struct discover_context *device_handler_discover_context_create(
 102                 struct device_handler *handler,
 103                 struct discover_device *device);
 104 void device_handler_discover_context_commit(struct device_handler *handler,
 105                 struct discover_context *ctx);
 106
 107 struct discover_boot_option *discover_boot_option_create(
 108                 struct discover_context *ctx,
 109                 struct discover_device *dev);
 110 void discover_context_add_boot_option(struct discover_context *ctx,
 111                 struct discover_boot_option *opt);
 112
 113 int device_handler_user_event(struct device_handler *handler,
 114                                 struct event *event);
 115
 116 struct discover_device *device_lookup_by_name(struct device_handler *handler,
 117                 const char *name);
 118 struct discover_device *device_lookup_by_uuid(struct device_handler *handler,
 119                 const char *uuid);
 120 struct discover_device *device_lookup_by_label(struct device_handler *handler,
 121                 const char *label);
 122 struct discover_device *device_lookup_by_id(struct device_handler *handler,
 123                 const char *id);
 124 struct discover_device *device_lookup_by_serial(
 125                 struct device_handler *device_handler,
 126                 const char *serial);
 127
 128 void discover_device_set_param(struct discover_device *device,
 129                 const char *name, const char *value);
 130 const char *discover_device_get_param(struct discover_device *device,
 131                 const char *name);
 132
 133 void device_handler_boot(struct device_handler *handler,
 134                 struct boot_command *cmd);
 135 void device_handler_cancel_default(struct device_handler *handler);
 136 void device_handler_update_config(struct device_handler *handler,
 137                 struct config *config);
 138 void device_handler_process_url(struct device_handler *handler,
 139                 const char *url, const char *mac, const char *ip);
 140 void device_handler_reinit(struct device_handler *handler);
 141
 142 int device_request_write(struct discover_device *dev, bool *release);
 143 void device_release_write(struct discover_device *dev, bool release);
 144 void device_sync_snapshots(struct device_handler *handler, const char *device);
 145
 146 #endif /* _DEVICE_HANDLER_H */