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 process_info;
  15 struct event;
  16 struct device;
  17 struct waitset;
  18 struct config;
  19
  20 struct discover_device {
  21         struct device           *device;
  22
  23         char                    **links;
  24         int                     n_links;
  25
  26         const char              *uuid;
  27         const char              *label;
  28
  29         char                    *mount_path;
  30         char                    *root_path;
  31         const char              *device_path;
  32         struct ramdisk_device   *ramdisk;
  33         bool                    mounted;
  34         bool                    mounted_rw;
  35         bool                    unmount;
  36
  37         bool                    notified;
  38
  39         struct list             boot_options;
  40         struct list             params;
  41 };
  42
  43 struct discover_boot_option {
  44         struct parser           *source;
  45         struct discover_device  *device;
  46         struct boot_option      *option;
  47         struct list_item        list;
  48
  49         struct resource         *boot_image;
  50         struct resource         *initrd;
  51         struct resource         *dtb;
  52         struct resource         *args_sig_file;
  53         struct resource         *icon;
  54 };
  55
  56
  57 struct discover_context {
  58         struct device_handler   *handler;
  59         struct parser           *parser;
  60         struct event            *event;
  61         struct discover_device  *device;
  62         struct list             boot_options;
  63         struct pb_url           *conf_url;
  64         void                    *test_data;
  65 };
  66
  67 struct ramdisk_device {
  68         const char      *path;
  69         char            *snapshot;
  70         char            *origin;
  71         char            *base;
  72         uint64_t        sectors;
  73 };
  74
  75 struct device_handler *device_handler_init(struct discover_server *server,
  76                 struct waitset *waitset, int dry_run);
  77
  78 void device_handler_destroy(struct device_handler *devices);
  79
  80 int device_handler_get_device_count(const struct device_handler *handler);
  81 const struct discover_device *device_handler_get_device(
  82         const struct device_handler *handler, unsigned int index);
  83 struct network *device_handler_get_network(
  84                 const struct device_handler *handler);
  85
  86 struct discover_device *discover_device_create(struct device_handler *handler,
  87                 const char *uuid, const char *id);
  88 void device_handler_add_device(struct device_handler *handler,
  89                 struct discover_device *device);
  90 void device_handler_add_ramdisk(struct device_handler *handler,
  91                 const char *path);
  92 struct ramdisk_device *device_handler_get_ramdisk(
  93                 struct device_handler *handler);
  94 void device_handler_release_ramdisk(struct discover_device *device);
  95 int device_handler_discover(struct device_handler *handler,
  96                 struct discover_device *dev);
  97 int device_handler_dhcp(struct device_handler *handler,
  98                 struct discover_device *dev, struct event *event);
  99 void device_handler_remove(struct device_handler *handler,
 100                 struct discover_device *device);
 101
 102 void device_handler_status(struct device_handler *handler,
 103                 struct status *status);
 104 void device_handler_status_info(struct device_handler *handler,
 105                 const char *fmt, ...);
 106 void device_handler_status_err(struct device_handler *handler,
 107                 const char *fmt, ...);
 108 void device_handler_status_dev_info(struct device_handler *handler,
 109                 struct discover_device *dev, const char *fmt, ...);
 110 void device_handler_status_dev_err(struct device_handler *handler,
 111                 struct discover_device *dev, const char *fmt, ...);
 112 void device_handler_status_download(struct device_handler *handler,
 113                 const struct process_info *procinfo,
 114                 unsigned int percentage, unsigned int size, char suffix);
 115 void device_handler_status_download_remove(struct device_handler *handler,
 116                 struct process_info *procinfo);
 117
 118 struct discover_context *device_handler_discover_context_create(
 119                 struct device_handler *handler,
 120                 struct discover_device *device);
 121 void device_handler_discover_context_commit(struct device_handler *handler,
 122                 struct discover_context *ctx);
 123
 124 struct discover_boot_option *discover_boot_option_create(
 125                 struct discover_context *ctx,
 126                 struct discover_device *dev);
 127 void discover_context_add_boot_option(struct discover_context *ctx,
 128                 struct discover_boot_option *opt);
 129
 130 int device_handler_user_event(struct device_handler *handler,
 131                                 struct event *event);
 132
 133 struct discover_device *device_lookup_by_name(struct device_handler *handler,
 134                 const char *name);
 135 struct discover_device *device_lookup_by_uuid(struct device_handler *handler,
 136                 const char *uuid);
 137 struct discover_device *device_lookup_by_label(struct device_handler *handler,
 138                 const char *label);
 139 struct discover_device *device_lookup_by_id(struct device_handler *handler,
 140                 const char *id);
 141 struct discover_device *device_lookup_by_serial(
 142                 struct device_handler *device_handler,
 143                 const char *serial);
 144
 145 void discover_device_set_param(struct discover_device *device,
 146                 const char *name, const char *value);
 147 const char *discover_device_get_param(struct discover_device *device,
 148                 const char *name);
 149
 150 void device_handler_boot(struct device_handler *handler,
 151                 struct boot_command *cmd);
 152 void device_handler_cancel_default(struct device_handler *handler);
 153 void device_handler_update_config(struct device_handler *handler,
 154                 struct config *config);
 155 void device_handler_process_url(struct device_handler *handler,
 156                 const char *url, const char *mac, const char *ip);
 157 void device_handler_reinit(struct device_handler *handler);
 158
 159 int device_request_write(struct discover_device *dev, bool *release);
 160 void device_release_write(struct discover_device *dev, bool release);
 161 void device_sync_snapshots(struct device_handler *handler, const char *device);
 162
 163 #endif /* _DEVICE_HANDLER_H */