libmenu/menu_dvbin.c

   1
   2 #include <stdlib.h>
   3 #include <stdio.h>
   4 #include <dirent.h>
   5 #include <errno.h>
   6 #include <string.h>
   7 #include <sys/types.h>
   8 #include <sys/stat.h>
   9 #include <ctype.h>
  10 #include <unistd.h>
  11 #include <limits.h>
  12
  13
  14 #include "config.h"
  15
  16 #include "m_struct.h"
  17 #include "m_option.h"
  18
  19 #include "libmpcodecs/img_format.h"
  20 #include "libmpcodecs/mp_image.h"
  21
  22 #include "menu.h"
  23 #include "menu_list.h"
  24 #include "input/input.h"
  25 #include "osdep/keycodes.h"
  26
  27 #include "stream/dvbin.h"
  28
  29
  30
  31 struct list_entry_s {
  32   struct list_entry p;
  33   int num;              //the position of the chosen channel in the list
  34 };
  35
  36 struct menu_priv_s {
  37   menu_list_priv_t p;
  38   char* title;
  39   char* file;
  40   int card;
  41   int level;
  42   int auto_close;
  43   dvb_config_t *config;
  44 };
  45
  46
  47 #define ST_OFF(m) M_ST_OFF(struct menu_priv_s, m)
  48 #define mpriv (menu->priv)
  49
  50 static m_option_t cfg_fields[] = {
  51   MENU_LIST_PRIV_FIELDS,
  52   { "title", ST_OFF(title), CONF_TYPE_STRING, 0, 0, 0, NULL },
  53   { "auto-close", ST_OFF(auto_close), CONF_TYPE_FLAG, 0, 0, 1, NULL },
  54   { NULL, NULL, NULL, 0,0,0,NULL },
  55 };
  56
  57
  58 static struct menu_priv_s cfg_dflt = {
  59   MENU_LIST_PRIV_DFLT,
  60   "Select a channel: ",
  61   "channels.conf",
  62   0,
  63   0,
  64   1,
  65   NULL,
  66 };
  67
  68
  69
  70
  71 static void free_entry(list_entry_t* entry)
  72 {
  73   free(entry->p.txt);
  74   free(entry);
  75 }
  76
  77
  78 static int fill_channels_menu(menu_t *menu, dvb_channels_list  *dvb_list_ptr)
  79 {
  80         int n;
  81         dvb_channel_t *channel;
  82         list_entry_t* elem;
  83
  84         mpriv->level = 2;
  85         if(dvb_list_ptr == NULL)
  86         {
  87                 mp_msg(MSGT_DEMUX, MSGL_ERR, "dvb_set_channel: LIST NULL PTR, quit\n");
  88                 n = 1;
  89                 if((elem = calloc(1, sizeof(list_entry_t))) != NULL)
  90                 {
  91                         elem->p.next    = NULL;
  92                         elem->p.txt     = strdup("There are no channels for this DVB card!");
  93
  94                         menu_list_add_entry(menu, elem);
  95                 }
  96                 return 1;
  97         }
  98         for(n = 0; n < dvb_list_ptr->NUM_CHANNELS; n++)
  99         {
 100                 channel = &(dvb_list_ptr->channels[n]);
 101                 if((elem = calloc(1, sizeof(list_entry_t))) != NULL)
 102                 {
 103                         elem->p.next    = NULL;
 104                         elem->p.txt     = strdup(channel->name);
 105                         elem->num       = n;
 106
 107                         menu_list_add_entry(menu, elem);
 108                 }
 109                 else
 110                 {
 111                         mp_msg(MSGT_DEMUX, MSGL_ERR, "dvb_menu: fill_menu: couldn't malloc %d bytes for menu item: %s, exit\n",
 112                                         sizeof(list_entry_t), strerror(errno));
 113                         break;
 114                 }
 115         }
 116
 117         return n;
 118 }
 119
 120
 121 static int fill_cards_menu(menu_t *menu, dvb_config_t *conf)
 122 {
 123         int n;
 124         list_entry_t* elem;
 125
 126         for(n = 0; n < conf->count; n++)
 127         {
 128                 if((elem = calloc(1, sizeof(list_entry_t))) != NULL)
 129                 {
 130                         elem->p.next    = NULL;
 131                         elem->p.txt     = strdup(conf->cards[n].name);
 132                         elem->num       = n;
 133
 134                         if(n == 0)
 135                             elem->p.prev = NULL;
 136
 137                         menu_list_add_entry(menu, elem);
 138                 }
 139                 else
 140                 {
 141                         fprintf(stderr, "dvb_menu: fill_menu: couldn't malloc %d bytes for menu item: %s, exit\n",
 142                                 sizeof(list_entry_t), strerror(errno));
 143                         if(n)
 144                                 return 1;
 145
 146                         return 0;
 147                 }
 148         }
 149
 150         return n;
 151 }
 152
 153
 154 static int fill_menu(menu_t* menu)
 155 {
 156         list_entry_t* elem;
 157         dvb_channels_list  *dvb_list_ptr;
 158
 159         menu_list_init(menu);
 160
 161         if(mpriv->config == NULL)
 162         {
 163                 if((elem = calloc(1, sizeof(list_entry_t))) != NULL)
 164                 {
 165                         elem->p.prev = elem->p.next = NULL;
 166                         elem->p.txt = strdup("NO DVB configuration present!");
 167
 168                         menu_list_add_entry(menu, elem);
 169                         return 1;
 170                 }
 171                 return 0;
 172         }
 173
 174         mpriv->p.title = mpriv->title;
 175         if(mpriv->level == 1 && mpriv->config->count > 1)
 176                 return fill_cards_menu(menu, mpriv->config);
 177         else
 178         {
 179                 dvb_list_ptr = mpriv->config->cards[mpriv->card].list;
 180                 return fill_channels_menu(menu, dvb_list_ptr);
 181         }
 182 }
 183
 184
 185 static void read_cmd(menu_t* menu, int cmd)
 186 {
 187   list_entry_t *elem;
 188   mp_cmd_t* c;
 189   char *cmd_name;
 190   switch(cmd)
 191   {
 192         case MENU_CMD_RIGHT:
 193         case MENU_CMD_OK:
 194         {
 195                 elem = mpriv->p.current;
 196
 197                 if(mpriv->level == 1)
 198                 {
 199                         mpriv->card = mpriv->p.current->num;
 200                         mpriv->level = 2;
 201                         menu_list_uninit(menu, free_entry);
 202                         fill_menu(menu);
 203                 }
 204                 else
 205                 {
 206                         dvb_priv_t *dvbp = (dvb_priv_t*) mpriv->config->priv;
 207                         cmd_name = malloc(25 + strlen(elem->p.txt));
 208                         if(dvbp != NULL)
 209                                 sprintf(cmd_name, "dvb_set_channel %d %d", elem->num, mpriv->card);
 210                         else
 211                                 sprintf(cmd_name, "loadfile 'dvb://%d@%s'", mpriv->card+1, elem->p.txt);
 212
 213                         c = mp_input_parse_cmd(cmd_name);
 214                         free(cmd_name);
 215                         if(c)
 216                         {
 217                                 if(mpriv->auto_close)
 218                                     mp_input_queue_cmd(menu->input_ctx, mp_input_parse_cmd ("menu hide"));
 219                                 mp_input_queue_cmd(menu->input_ctx, c);
 220                         }
 221                 }
 222         }
 223         break;
 224
 225         case MENU_CMD_LEFT:
 226         case MENU_CMD_CANCEL:
 227         {
 228                 elem = mpriv->p.current;
 229
 230                 menu_list_uninit(menu, free_entry);
 231                 if(mpriv->config->count > 1)
 232                         mpriv->level--;
 233                 else
 234                         mpriv->level = 0;
 235
 236                 if(mpriv->level > 0)
 237                 {
 238                         fill_menu(menu);
 239                         break;
 240                 }
 241         }
 242
 243         default:
 244         menu_list_read_cmd(menu, cmd);
 245   }
 246 }
 247
 248
 249 static void close_menu(menu_t* menu)
 250 {
 251         dvb_free_config(mpriv->config);
 252         menu_list_uninit(menu, free_entry);
 253 }
 254
 255
 256 static int open_dvb_sel(menu_t* menu, char* args)
 257 {
 258         mpriv->config = dvb_get_config();
 259         if(mpriv->config == NULL)
 260                 return 0;
 261
 262         menu->draw              = menu_list_draw;
 263         menu->read_cmd  = read_cmd;
 264         menu->close     = close_menu;
 265
 266         mpriv->card = 0;
 267         mpriv->level = 1;
 268         return fill_menu(menu);
 269 }
 270
 271 const menu_info_t menu_info_dvbsel =
 272 {
 273   "DVB channels menu",  //descr
 274   "dvbsel",                                             //name
 275   "Nico",                                               //author
 276   "dvb_sel",
 277   {                                                             //m_struct_t priv_st=
 278     "dvb_cfg",                                  //name
 279     sizeof(struct menu_priv_s),                 //size
 280     &cfg_dflt,                                  //defaults
 281     cfg_fields                                  //settable fields
 282   },
 283   open_dvb_sel                                  //open function
 284 };