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