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