1 /*****************************************************************************
2 * macro.c : Custom <vlc> macro handling
3 *****************************************************************************
4 * Copyright (C) 2001-2005 the VideoLAN team
7 * Authors: Gildas Bazin <gbazin@netcourrier.com>
8 * Laurent Aimar <fenrir@via.ecp.fr>
9 * Christophe Massiot <massiot@via.ecp.fr>
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
24 *****************************************************************************/
33 static int MacroParse( macro_t *m, char *psz_src )
35 char *dup = strdup( (char *)psz_src );
40 #define EXTRACT( name, l ) \
42 p = strchr( src, '"' ); \
47 m->name = strdup( src ); \
68 if( !strncmp( src, "id=\"", 4 ) )
72 else if( !strncmp( src, "param1=\"", 8 ) )
76 else if( !strncmp( src, "param2=\"", 8 ) )
85 if( strstr( src, "/>" ) )
87 src = strstr( src, "/>" ) + 2;
98 if( m->param1 == NULL )
100 m->param1 = strdup( "" );
102 if( m->param2 == NULL )
104 m->param2 = strdup( "" );
113 static void MacroClean( macro_t *m )
120 static int StrToMacroType( const char *name )
124 if( !name || *name == '\0')
128 for( i = 0; StrToMacroTypeTab[i].psz_name != NULL; i++ )
130 if( !strcmp( name, StrToMacroTypeTab[i].psz_name ) )
132 return StrToMacroTypeTab[i].i_type;
138 static void MacroDo( httpd_file_sys_t *p_args,
140 char *p_request, int i_request,
141 char **pp_data, int *pi_data,
144 intf_thread_t *p_intf = p_args->p_intf;
145 intf_sys_t *p_sys = p_args->p_intf->p_sys;
150 int __i__ = *pp_dst - *pp_data; \
152 *pp_data = realloc( *pp_data, *pi_data ); \
153 *pp_dst = (*pp_data) + __i__; \
155 #define PRINT( str ) \
156 ALLOC( strlen( str ) + 1 ); \
157 *pp_dst += sprintf( *pp_dst, "%s", str );
159 #define PRINTS( str, s ) \
160 ALLOC( strlen( str ) + strlen( s ) + 1 ); \
162 char * psz_cur = *pp_dst; \
163 *pp_dst += sprintf( *pp_dst, str, s ); \
164 while( psz_cur && *psz_cur ) \
166 /* Prevent script injection */ \
167 if( *psz_cur == '<' ) *psz_cur = '*'; \
168 if( *psz_cur == '>' ) *psz_cur = '*'; \
173 switch( StrToMacroType( m->id ) )
180 ExtractURIValue( p_request, "control", control, 512 );
181 if( *m->param1 && !strstr( m->param1, control ) )
183 msg_Warn( p_intf, "unauthorized control=%s", control );
186 switch( StrToMacroType( control ) )
193 ExtractURIValue( p_request, "item", item, 512 );
194 i_item = atoi( item );
195 /* id = 0 : simply ask playlist to play */
198 playlist_Play( p_sys->p_playlist );
199 msg_Dbg( p_intf, "requested playlist play" );
202 //TODO: really locked here ?
203 playlist_Control( p_sys->p_playlist, PLAYLIST_VIEWPLAY,
205 playlist_ItemGetById( p_sys->p_playlist,
207 msg_Dbg( p_intf, "requested playlist item: %i", i_item );
211 playlist_Control( p_sys->p_playlist, PLAYLIST_STOP,
213 msg_Dbg( p_intf, "requested playlist stop" );
216 playlist_Control( p_sys->p_playlist, PLAYLIST_PAUSE,
218 msg_Dbg( p_intf, "requested playlist pause" );
221 playlist_Control( p_sys->p_playlist, PLAYLIST_SKIP,
223 msg_Dbg( p_intf, "requested playlist next" );
226 playlist_Control( p_sys->p_playlist, PLAYLIST_SKIP,
228 msg_Dbg( p_intf, "requested playlist previous" );
230 case MVLC_FULLSCREEN:
233 vout_thread_t *p_vout;
235 p_vout = input_GetVout( p_sys->p_input );
238 var_ToggleBool( p_vout, "fullscreen" );
239 vlc_object_release( p_vout );
240 msg_Dbg( p_intf, "requested fullscreen toggle" );
247 ExtractURIValue( p_request, "seek_value", value, 30 );
249 HandleSeek( p_intf, value );
255 audio_volume_t i_volume;
258 ExtractURIValue( p_request, "value", vol, 8 );
259 aout_VolumeGet( p_sys->p_playlist, &i_volume );
264 i_value = atoi( vol + 1 );
265 if( (i_volume + i_value) > AOUT_VOLUME_MAX )
267 aout_VolumeSet( p_sys->p_playlist, AOUT_VOLUME_MAX );
268 msg_Dbg( p_intf, "requested volume set: max" );
272 aout_VolumeSet( p_sys->p_playlist, (i_volume + i_value) );
273 msg_Dbg( p_intf, "requested volume set: +%i", (i_volume + i_value) );
276 else if( vol[0] == '-' )
278 i_value = atoi( vol + 1 );
279 if( (i_volume - i_value) < AOUT_VOLUME_MIN )
281 aout_VolumeSet( p_sys->p_playlist, AOUT_VOLUME_MIN );
282 msg_Dbg( p_intf, "requested volume set: min" );
286 aout_VolumeSet( p_sys->p_playlist, (i_volume - i_value) );
287 msg_Dbg( p_intf, "requested volume set: -%i", (i_volume - i_value) );
290 else if( strstr(vol, "%") != NULL )
292 i_value = atoi( vol );
293 if( (i_value <= 400) && (i_value>=0) ){
294 aout_VolumeSet( p_sys->p_playlist, (i_value * (AOUT_VOLUME_MAX - AOUT_VOLUME_MIN))/400+AOUT_VOLUME_MIN);
295 msg_Dbg( p_intf, "requested volume set: %i%%", atoi( vol ));
300 i_value = atoi( vol );
301 if( ( i_value <= AOUT_VOLUME_MAX ) && ( i_value >= AOUT_VOLUME_MIN ) )
303 aout_VolumeSet( p_sys->p_playlist, atoi( vol ) );
304 msg_Dbg( p_intf, "requested volume set: %i", atoi( vol ) );
310 /* playlist management */
313 char mrl[1024], psz_name[1024], tmp[1024];
315 input_item_t *p_input;
317 ExtractURIValue( p_request, "mrl", tmp, 1024 );
319 ExtractURIValue( p_request, "name", psz_name, 1024 );
320 decode_URI( psz_name );
323 memcpy( psz_name, tmp, 1024 );
325 /* addslashes for backward compatibility with the old
328 while( *str != '\0' )
330 if( *str == '"' || *str == '\'' || *str == '\\' )
339 p_input = MRLParse( p_intf, mrl, psz_name );
341 char *psz_uri = p_input ? input_item_GetURI( p_input ) : NULL;
342 if( psz_uri && *psz_uri &&
343 playlist_AddInput( p_sys->p_playlist, p_input,
344 PLAYLIST_APPEND, PLAYLIST_END,
345 true, false) == VLC_SUCCESS )
346 msg_Dbg( p_intf, "requested mrl add: %s", mrl );
348 msg_Warn( p_intf, "adding mrl failed: %s", mrl );
351 vlc_gc_decref( p_input );
357 size_t i_nb_items = 0;
359 const char *p_parser = p_request;
361 /* Get the list of items to delete */
363 ExtractURIValue( p_parser, "item", item, 512 )) )
365 if( !*item ) continue;
367 int i_item = atoi( item );
368 p_items = realloc( p_items, (i_nb_items + 1) *
370 p_items[i_nb_items] = i_item;
374 for( size_t i = 0; i < i_nb_items; i++ )
376 playlist_item_t *p_item;
378 msg_Dbg( p_intf, "requested playlist delete: %d",
380 p_item = playlist_ItemGetById( p_sys->p_playlist,
383 playlist_DeleteFromInput( p_sys->p_playlist,
394 size_t i_nb_items = 0, i;
396 const char *p_parser = p_request;
398 /* Get the list of items to keep */
400 ExtractURIValue( p_parser, "item", item, 512 )) )
402 if( !*item ) continue;
404 int i_item = atoi( item );
405 p_items = realloc( p_items, (i_nb_items + 1) *
407 p_items[i_nb_items] = i_item;
411 size_t size = p_sys->p_playlist->items.i_size;
412 for( i = 0; i < size; i++ )
416 /* Check if the item is in the keep list */
417 for( j = 0 ; j < i_nb_items ; j++ )
420 ARRAY_VAL(p_sys->p_playlist->items,i)->i_id)
423 if( j == i_nb_items )
425 msg_Dbg( p_intf, "requested playlist delete: %d",
426 p_sys->p_playlist->items.p_elems[i]->i_id );
427 playlist_DeleteFromInput( p_sys->p_playlist,
428 p_sys->p_playlist->items.p_elems[i]->p_input,
438 playlist_Clear( p_sys->p_playlist, false );
439 msg_Dbg( p_intf, "requested playlist empty" );
450 ExtractURIValue( p_request, "type", type, 12 );
451 ExtractURIValue( p_request, "order", order, 2 );
452 ExtractURIValue( p_request, "item", item, 512 );
453 i_item = atoi( item );
455 if( order[0] == '0' ) i_order = ORDER_NORMAL;
456 else i_order = ORDER_REVERSE;
458 if( !strcmp( type , "title" ) )
460 playlist_RecursiveNodeSort( p_sys->p_playlist,
461 /* Ugly hack,but not worse than before ... */
462 p_sys->p_playlist->p_root_onelevel,
463 SORT_TITLE_NODES_FIRST,
464 ( i_order == 0 ) ? ORDER_NORMAL : ORDER_REVERSE );
465 msg_Dbg( p_intf, "requested playlist sort by title (%d)" , i_order );
467 else if( !strcmp( type , "author" ) )
469 playlist_RecursiveNodeSort( p_sys->p_playlist, /*playlist_ItemGetById( p_sys->p_playlist, i_item ),*/
470 p_sys->p_playlist->p_root_onelevel,
472 ( i_order == 0 ) ? ORDER_NORMAL : ORDER_REVERSE );
473 msg_Dbg( p_intf, "requested playlist sort by author (%d)" , i_order );
475 else if( !strcmp( type , "shuffle" ) )
477 playlist_RecursiveNodeSort( p_sys->p_playlist, /*playlist_ItemGetById( p_sys->p_playlist, i_item ),*/
478 p_sys->p_playlist->p_root_onelevel,
480 ( i_order == 0 ) ? ORDER_NORMAL : ORDER_REVERSE );
481 msg_Dbg( p_intf, "requested playlist shuffle");
492 ExtractURIValue( p_request, "psz_pos", psz_pos, 6 );
493 ExtractURIValue( p_request, "psz_newpos", psz_newpos, 6 );
494 i_pos = atoi( psz_pos );
495 i_newpos = atoi( psz_newpos );
496 /* FIXME FIXME TODO TODO XXX XXX
497 ( duplicate from rpn.c )
498 if ( i_pos < i_newpos )
500 playlist_Move( p_sys->p_playlist, i_pos, i_newpos + 1 );
504 playlist_Move( p_sys->p_playlist, i_pos, i_newpos );
506 msg_Dbg( p_intf, "requested move playlist item %d to %d", i_pos, i_newpos);
507 FIXME FIXME TODO TODO XXX XXX */
515 ExtractURIValue( p_request, "id", id, 512 );
516 msg_Dbg( p_intf, "requested close id=%s", id );
518 if( p_sys->p_httpd->pf_control( p_sys->p_httpd, HTTPD_SET_CLOSE, id, NULL ) )
520 msg_Warn( p_intf, "close failed for id=%s", id );
527 msg_Dbg( p_intf, "requested shutdown" );
528 libvlc_Quit( p_intf->p_libvlc );
536 static const char vlm_properties[][9] =
539 "enabled", "disabled", "loop", "unloop",
541 "input", "output", "option", "date", "period",
542 "repeat", "append", "",
544 vlm_message_t *vlm_answer;
546 char *psz = malloc( strlen( p_request ) + 1000 );
551 if( p_intf->p_sys->p_vlm == NULL )
552 p_intf->p_sys->p_vlm = vlm_New( p_intf );
554 if( p_intf->p_sys->p_vlm == NULL )
560 ExtractURIValue( p_request, "name", name, 512 );
561 if( StrToMacroType( control ) == MVLC_VLM_NEW )
564 ExtractURIValue( p_request, "type", type, 20 );
565 p += sprintf( psz, "new %s %s", name, type );
569 p += sprintf( psz, "setup %s", name );
571 /* Parse the request */
572 for( i = 0; vlm_properties[i][0]; i++ )
575 ExtractURIValue( p_request,
576 vlm_properties[i], val, 512 );
578 if( strlen( val ) > 0 && i >= 4 )
580 p += sprintf( p, " %s %s", vlm_properties[i], val );
582 else if( TestURIParam( p_request, vlm_properties[i] ) && i < 4 )
584 p += sprintf( p, " %s", vlm_properties[i] );
587 vlm_ExecuteCommand( p_intf->p_sys->p_vlm, psz, &vlm_answer );
588 if( vlm_answer->psz_value == NULL ) /* there is no error */
590 vlm_error = strdup( "" );
594 if( asprintf( &vlm_error , "%s : %s" ,
595 vlm_answer->psz_name,
596 vlm_answer->psz_value ) == -1 )
600 mvar_AppendNewVar( p_args->vars, "vlm_error", vlm_error );
602 vlm_MessageDelete( vlm_answer );
610 vlm_message_t *vlm_answer;
613 if( p_intf->p_sys->p_vlm == NULL )
614 p_intf->p_sys->p_vlm = vlm_New( p_intf );
616 if( p_intf->p_sys->p_vlm == NULL ) break;
618 ExtractURIValue( p_request, "name", name, 512 );
619 sprintf( psz, "del %s", name );
621 vlm_ExecuteCommand( p_intf->p_sys->p_vlm, psz, &vlm_answer );
622 /* FIXME do a vlm_answer -> var stack conversion */
623 vlm_MessageDelete( vlm_answer );
632 vlm_message_t *vlm_answer;
635 if( p_intf->p_sys->p_vlm == NULL )
636 p_intf->p_sys->p_vlm = vlm_New( p_intf );
638 if( p_intf->p_sys->p_vlm == NULL ) break;
640 ExtractURIValue( p_request, "name", name, 512 );
641 if( StrToMacroType( control ) == MVLC_VLM_PLAY )
642 sprintf( psz, "control %s play", name );
643 else if( StrToMacroType( control ) == MVLC_VLM_PAUSE )
644 sprintf( psz, "control %s pause", name );
645 else if( StrToMacroType( control ) == MVLC_VLM_STOP )
646 sprintf( psz, "control %s stop", name );
647 else if( StrToMacroType( control ) == MVLC_VLM_SEEK )
650 ExtractURIValue( p_request, "percent", percent, 512 );
651 sprintf( psz, "control %s seek %s", name, percent );
654 vlm_ExecuteCommand( p_intf->p_sys->p_vlm, psz, &vlm_answer );
655 /* FIXME do a vlm_answer -> var stack conversion */
656 vlm_MessageDelete( vlm_answer );
662 vlm_message_t *vlm_answer;
666 if( p_intf->p_sys->p_vlm == NULL )
667 p_intf->p_sys->p_vlm = vlm_New( p_intf );
669 if( p_intf->p_sys->p_vlm == NULL ) break;
671 ExtractURIValue( p_request, "file", file, 512 );
674 if( StrToMacroType( control ) == MVLC_VLM_LOAD )
675 sprintf( psz, "load %s", file );
677 sprintf( psz, "save %s", file );
679 vlm_ExecuteCommand( p_intf->p_sys->p_vlm, psz, &vlm_answer );
680 /* FIXME do a vlm_answer -> var stack conversion */
681 vlm_MessageDelete( vlm_answer );
684 #endif /* ENABLE_VLM */
688 PRINTS( "<!-- control param(%s) unsupported -->", control );
700 if( i_request <= 0 ||
701 *m->param1 == '\0' ||
702 strstr( p_request, m->param1 ) == NULL )
706 ExtractURIValue( p_request, m->param1, value, 512 );
709 switch( StrToMacroType( m->param2 ) )
713 config_PutInt( p_intf, m->param1, i );
717 config_PutFloat( p_intf, m->param1, f );
720 config_PutPsz( p_intf, m->param1, value );
723 PRINTS( "<!-- invalid type(%s) in set -->", m->param2 )
735 if( *m->param1 == '\0' )
740 switch( StrToMacroType( m->param2 ) )
743 i = config_GetInt( p_intf, m->param1 );
744 sprintf( value, "%d", i );
747 f = config_GetFloat( p_intf, m->param1 );
748 div = lldiv( f * 1000000 , 1000000 );
749 sprintf( value, "%lld.%06u", div.quot,
750 (unsigned int)div.rem );
753 psz = config_GetPsz( p_intf, m->param1 );
756 strlcpy( value, psz,sizeof( value ) );
761 msg_Dbg( p_intf, "%d: value = \"%s\"", __LINE__, value );
764 snprintf( value, sizeof( value ),
765 "invalid type(%s) in set", m->param2 );
768 PRINTS( "%s", value );
778 EvaluateRPN( p_intf, p_args->vars, &p_args->stack, m->param1 );
779 s = SSPop( &p_args->stack );
780 v = mvar_GetValue( p_args->vars, s );
784 v = s = SSPop( &p_args->stack );
792 EvaluateRPN( p_intf, p_args->vars, &p_args->stack, m->param1 );
795 /* Useful to learn stack management */
799 msg_Dbg( p_intf, "stack" );
800 for (i=0;i<(&p_args->stack)->i_stack;i++)
801 msg_Dbg( p_intf, "%d -> %s", i, (&p_args->stack)->stack[i] );
807 PRINTS( "<!-- invalid macro id=`%s' -->", m->id );
808 msg_Dbg( p_intf, "invalid macro id=`%s'", m->id );
817 char *MacroSearch( char *src, char *end, int i_mvlc, bool b_after )
824 if( src + 4 < end && !strncmp( (char *)src, "<vlc", 4 ) )
829 i_skip = MacroParse( &m, src );
831 i_id = StrToMacroType( m.id );
848 if( ( i_mvlc == MVLC_END && i_level == -1 ) ||
849 ( i_mvlc != MVLC_END && i_level == 0 && i_mvlc == i_id ) )
851 return src + ( b_after ? i_skip : 0 );
853 else if( i_level < 0 )
869 void Execute( httpd_file_sys_t *p_args,
870 char *p_request, int i_request,
871 char **pp_data, int *pi_data,
873 char *_src, char *_end )
875 intf_thread_t *p_intf = p_args->p_intf;
877 char *src, *dup, *end;
880 src = dup = malloc( _end - _src + 1 );
881 end = src +( _end - _src );
883 memcpy( src, _src, _end - _src );
886 /* we parse searching <vlc */
892 p = (char *)strstr( (char *)src, "<vlc" );
893 if( p < end && p == src )
897 src += MacroParse( &m, src );
899 //msg_Dbg( p_intf, "macro_id=%s", m.id );
901 switch( StrToMacroType( m.id ) )
908 char psz_file[MAX_DIR_SIZE];
918 if( m.param1[0] != sep )
920 strcpy( psz_file, p_args->file );
921 p = strrchr( psz_file, sep );
923 strcpy( p + 1, m.param1 );
925 strcpy( psz_file, m.param1 );
929 strcpy( psz_file, m.param1 );
932 /* We hereby assume that psz_file is in the
933 * local character encoding */
934 if( ( f = fopen( psz_file, "r" ) ) == NULL )
936 msg_Warn( p_args->p_intf,
937 "unable to include file %s (%m)",
942 /* first we load in a temporary buffer */
943 FileLoad( f, &p_buffer, &i_buffer );
945 /* we parse executing all <vlc /> macros */
946 Execute( p_args, p_request, i_request, pp_data, pi_data,
947 &dst, &p_buffer[0], &p_buffer[i_buffer] );
957 EvaluateRPN( p_intf, p_args->vars, &p_args->stack, m.param1 );
958 if( SSPopN( &p_args->stack, p_args->vars ) )
966 endif = MacroSearch( src, end, MVLC_END, true );
970 char *start = MacroSearch( src, endif, MVLC_ELSE, true );
974 char *stop = MacroSearch( start, endif, MVLC_END, false );
977 Execute( p_args, p_request, i_request,
978 pp_data, pi_data, &dst, start, stop );
982 else if( i_test == 1 )
985 if( ( stop = MacroSearch( src, endif, MVLC_ELSE, false ) ) == NULL )
987 stop = MacroSearch( src, endif, MVLC_END, false );
991 Execute( p_args, p_request, i_request,
992 pp_data, pi_data, &dst, src, stop );
1001 char *endfor = MacroSearch( src, end, MVLC_END, true );
1003 char *stop = MacroSearch( src, end, MVLC_END, false );
1010 if( !strcmp( m.param2, "integer" ) )
1012 char *arg = SSPop( &p_args->stack );
1013 index = mvar_IntegerSetNew( m.param1, arg );
1016 else if( !strcmp( m.param2, "directory" ) )
1018 char *arg = SSPop( &p_args->stack );
1019 index = mvar_FileSetNew( p_intf, m.param1, arg );
1022 else if( !strcmp( m.param2, "object" ) )
1024 char *arg = SSPop( &p_args->stack );
1025 index = mvar_ObjectSetNew( p_intf, m.param1, arg );
1028 else if( !strcmp( m.param2, "playlist" ) )
1030 index = mvar_PlaylistSetNew( p_intf, m.param1,
1031 p_intf->p_sys->p_playlist );
1033 else if( !strcmp( m.param2, "information" ) )
1035 index = mvar_InfoSetNew( m.param1,
1036 p_intf->p_sys->p_input );
1038 else if( !strcmp( m.param2, "program" )
1039 || !strcmp( m.param2, "title" )
1040 || !strcmp( m.param2, "chapter" )
1041 || !strcmp( m.param2, "audio-es" )
1042 || !strcmp( m.param2, "video-es" )
1043 || !strcmp( m.param2, "spu-es" ) )
1045 index = mvar_InputVarSetNew( p_intf, m.param1,
1046 p_intf->p_sys->p_input,
1050 else if( !strcmp( m.param2, "vlm" ) )
1052 if( p_intf->p_sys->p_vlm == NULL )
1053 p_intf->p_sys->p_vlm = vlm_New( p_intf );
1054 index = mvar_VlmSetNew( m.param1, p_intf->p_sys->p_vlm );
1058 else if( !strcmp( m.param2, "hosts" ) )
1060 index = mvar_HttpdInfoSetNew( m.param1, p_intf->p_sys->p_httpd, HTTPD_GET_HOSTS );
1062 else if( !strcmp( m.param2, "urls" ) )
1064 index = mvar_HttpdInfoSetNew( m.param1, p_intf->p_sys->p_httpd, HTTPD_GET_URLS );
1066 else if( !strcmp( m.param2, "connections" ) )
1068 index = mvar_HttpdInfoSetNew(m.param1, p_intf->p_sys->p_httpd, HTTPD_GET_CONNECTIONS);
1071 else if( ( v = mvar_GetVar( p_args->vars, m.param2 ) ) )
1073 index = mvar_Duplicate( v );
1077 msg_Dbg( p_intf, "invalid index constructor (%s)", m.param2 );
1082 for( i_idx = 0; i_idx < index->i_field; i_idx++ )
1084 mvar_t *f = mvar_Duplicate( index->field[i_idx] );
1086 //msg_Dbg( p_intf, "foreach field[%d] name=%s value=%s", i_idx, f->name, f->value );
1089 f->name = strdup( m.param1 );
1092 mvar_PushVar( p_args->vars, f );
1093 Execute( p_args, p_request, i_request,
1094 pp_data, pi_data, &dst, start, stop );
1095 mvar_RemoveVar( p_args->vars, f );
1099 mvar_Delete( index );
1106 MacroDo( p_args, &m, p_request, i_request,
1107 pp_data, pi_data, &dst );
1115 i_copy = ( (p == NULL || p > end ) ? end : p ) - src;
1118 int i_index = dst - *pp_data;
1121 *pp_data = realloc( *pp_data, *pi_data );
1122 dst = (*pp_data) + i_index;
1124 memcpy( dst, src, i_copy );