VLC_EXPORT( void, __module_Unneed, ( vlc_object_t *, module_t * ) );
#define module_Exists(a,b) __module_Exists(VLC_OBJECT(a),b)
VLC_EXPORT( vlc_bool_t, __module_Exists, ( vlc_object_t *, const char * ) );
+
+VLC_EXPORT( module_t *, vlc_submodule_create, ( module_t * ) );
+VLC_EXPORT( int, vlc_module_set, (module_t *module, int propid, void *value) );
+
+enum
+{
+ /* DO NOT EVER REMOVE, INSERT OR REPLACE ANY ITEM! It would break the ABI!
+ * Append new items at the end ONLY. */
+ VLC_MODULE_CPU_REQUIREMENT,
+ VLC_MODULE_SHORTCUT,
+ VLC_MODULE_SHORTNAME,
+ VLC_MODULE_DESCRIPTION,
+ VLC_MODULE_HELP,
+ VLC_MODULE_CAPABILITY,
+ VLC_MODULE_SCORE,
+ VLC_MODULE_PROGRAM,
+ VLC_MODULE_CB_OPEN,
+ VLC_MODULE_CB_CLOSE,
+ VLC_MODULE_UNLOADABLE
+} vlc_module_property_t;
+
p_module->psz_longname = MODULE_STRING; \
p_module->psz_help = NULL; \
p_module->pp_shortcuts[ 0 ] = MODULE_STRING; \
+ for( unsigned i = 1; i < MODULE_SHORTCUT_MAX; i++ ) \
+ p_module->pp_shortcuts[i] = NULL; \
p_module->i_cpu = 0; \
p_module->psz_program = NULL; \
p_module->psz_capability = ""; \
struct _u_n_u_s_e_d_ /* the ; gets added */
-#define add_submodule( ) \
- p_submodule->pp_shortcuts[ i_shortcut ] = NULL; \
- p_submodule = \
- (module_t *)vlc_object_create( p_module, VLC_OBJECT_MODULE ); \
- vlc_object_attach( p_submodule, p_module ); \
- p_submodule->b_submodule = VLC_TRUE; \
- /* Nuahahaha! Heritage! Polymorphism! Ugliness!! */ \
- for( i_shortcut = 0; p_module->pp_shortcuts[ i_shortcut ]; i_shortcut++ ) \
- { \
- p_submodule->pp_shortcuts[ i_shortcut ] = \
- p_module->pp_shortcuts[ i_shortcut ]; \
- } \
- p_submodule->psz_object_name = p_module->psz_object_name; \
- p_submodule->psz_shortname = p_module->psz_shortname; \
- p_submodule->psz_longname = p_module->psz_longname; \
- p_submodule->psz_program = p_module->psz_program; \
- p_submodule->psz_capability = p_module->psz_capability; \
- p_submodule->i_score = p_module->i_score; \
- p_submodule->i_cpu = p_module->i_cpu; \
- p_submodule->pf_activate = NULL; \
- p_submodule->pf_deactivate = NULL
+#define add_submodule( ) \
+ p_submodule = vlc_submodule_create( p_module )
-#define add_requirement( cap ) \
- p_module->i_cpu |= CPU_CAPABILITY_##cap
+#define add_requirement( cap ) \
+ vlc_module_set (p_module, VLC_MODULE_CPU_REQUIREMENT, \
+ (void *)(CPU_CAPABILITY_##cap))
-#define add_shortcut( shortcut ) \
- p_submodule->pp_shortcuts[ i_shortcut ] = shortcut; \
- i_shortcut++
+#define add_shortcut( shortcut ) \
+ vlc_module_set (p_submodule, VLC_MODULE_SHORTCUT, (void*)(shortcut))
-#define set_shortname( desc ) \
- p_submodule->psz_shortname = desc
+#define set_shortname( shortname ) \
+ vlc_module_set (p_submodule, VLC_MODULE_SHORTNAME, (void*)(shortname))
-#define set_description( desc ) \
- p_submodule->psz_longname = desc
+#define set_description( desc ) \
+ vlc_module_set (p_submodule, VLC_MODULE_DESCRIPTION, (void*)(desc))
-#define set_help( help ) \
- p_submodule->psz_help = help
+#define set_help( help ) \
+ vlc_module_set (p_submodule, VLC_MODULE_HELP, (void*)(help))
-#define set_capability( cap, score ) \
- p_submodule->psz_capability = cap; \
- p_submodule->i_score = score
+#define set_capability( cap, score ) \
+ vlc_module_set (p_submodule, VLC_MODULE_CAPABILITY, (void *)(cap)); \
+ vlc_module_set (p_submodule, VLC_MODULE_SCORE, (void *)(score))
-#define set_program( program ) \
- p_submodule->psz_program = program
+#define set_program( program ) \
+ vlc_module_set (p_submodule, VLC_MODULE_PROGRAM, (void *)(program))
-#define set_callbacks( activate, deactivate ) \
- p_submodule->pf_activate = activate; \
- p_submodule->pf_deactivate = deactivate
+#define set_callbacks( activate, deactivate ) \
+ vlc_module_set (p_submodule, VLC_MODULE_CB_OPEN, (void *)(activate)); \
+ vlc_module_set (p_submodule, VLC_MODULE_CB_CLOSE, (void *)(deactivate))
-#define linked_with_a_crap_library_which_uses_atexit( ) \
- p_module->b_unloadable = VLC_FALSE
+#define linked_with_a_crap_library_which_uses_atexit( ) \
+ vlc_module_set (p_submodule, VLC_MODULE_UNLOADABLE, NULL)
misc/block.c \
modules/modules.h \
modules/modules.c \
+ modules/entry.c \
misc/threads.c \
misc/stats.c \
misc/cpu.c \
--- /dev/null
+/*****************************************************************************
+ * entry.c : Callbacks for module entry point
+ *****************************************************************************
+ * Copyright (C) 2001-2007 the VideoLAN team
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#include <vlc/vlc.h>
+#include <assert.h>
+
+
+module_t *vlc_submodule_create (module_t *module)
+{
+ assert (module != NULL);
+ assert (!module->b_submodule); // subsubmodules are not supported
+
+ module_t *submodule =
+ (module_t *)vlc_object_create (module, VLC_OBJECT_MODULE);
+ if (submodule == NULL)
+ return NULL;
+
+ vlc_object_attach (submodule, module);
+ submodule->b_submodule = VLC_TRUE;
+
+ /* Muahahaha! Heritage! Polymorphism! Ugliness!! */
+ memcpy (submodule->pp_shortcuts, module->pp_shortcuts,
+ sizeof (submodule->pp_shortcuts));
+
+ submodule->psz_object_name = module->psz_object_name;
+ submodule->psz_shortname = module->psz_shortname;
+ submodule->psz_longname = module->psz_longname;
+ submodule->psz_program = module->psz_program;
+ submodule->psz_capability = module->psz_capability;
+ submodule->i_score = module->i_score;
+ submodule->i_cpu = module->i_cpu;
+ submodule->pf_activate = NULL;
+ submodule->pf_deactivate = NULL;
+ return submodule;
+}
+
+int vlc_module_set (module_t *module, int propid, void *value)
+{
+ switch (propid)
+ {
+ case VLC_MODULE_CPU_REQUIREMENT:
+ assert (!module->b_submodule);
+ module->i_cpu |= (int)value;
+ break;
+
+ case VLC_MODULE_SHORTCUT:
+ {
+ unsigned i;
+ for (i = 0; module->pp_shortcuts[i] != NULL; i++);
+ if (i >= MODULE_SHORTCUT_MAX)
+ return VLC_ENOMEM;
+
+ module->pp_shortcuts[i] = (char *)value;
+ break;
+ }
+
+ case VLC_MODULE_SHORTNAME:
+ module->psz_shortname = (char *)value;
+ break;
+
+ case VLC_MODULE_DESCRIPTION:
+ module->psz_longname = (char *)value;
+ break;
+
+ case VLC_MODULE_HELP:
+ module->psz_help = (char *)value;
+ break;
+
+ case VLC_MODULE_CAPABILITY:
+ module->psz_capability = (char *)value;
+ break;
+
+ case VLC_MODULE_SCORE:
+ module->i_score = (int)value;
+ break;
+
+ case VLC_MODULE_PROGRAM:
+ module->psz_program = (char *)value;
+ break;
+
+ case VLC_MODULE_CB_OPEN:
+ module->pf_activate = (int (*) (vlc_object_t *))value;
+ break;
+
+ case VLC_MODULE_CB_CLOSE:
+ module->pf_deactivate = (void (*) (vlc_object_t *))value;
+ break;
+
+ case VLC_MODULE_UNLOADABLE:
+ module->b_unloadable = (value != NULL);
+ break;
+
+ default:
+ msg_Err (module, "unknown module property %d", propid);
+ msg_Err (module, "LibVLC might be too old to use this module.");
+ return VLC_EGENERIC;
+ }
+ return 0;
+}
projects / vlc / commitdiff