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authorcarmen rocco <ix9@users.sourceforge.net>2005-04-29 00:43:36 +0000
committercarmen rocco <ix9@users.sourceforge.net>2005-04-29 00:43:36 +0000
commit9d9262c32f4bc9c0dad8b92828acba53c889cb79 (patch)
tree588e3bca2b474a8e112ae4e44405b9176818c0e2 /vstutils.c
parent6a34f67a66eee984d72393ad41c3bdf9b6f10279 (diff)
yeah
svn path=/trunk/externals/plugin~/; revision=2849
Diffstat (limited to 'vstutils.c')
-rw-r--r--vstutils.c216
1 files changed, 0 insertions, 216 deletions
diff --git a/vstutils.c b/vstutils.c
deleted file mode 100644
index 5f81f06..0000000
--- a/vstutils.c
+++ /dev/null
@@ -1,216 +0,0 @@
-/* plugin~, a Pd tilde object for hosting LADSPA/VST plug-ins
- Copyright (C) 2001 Jarno Seppänen
- Copyright (C) 2000 Richard W.E. Furse
- $Id: vstutils.c,v 1.1 2002-11-19 09:51:40 ggeiger Exp $
-
- This file is part of plugin~.
-
- 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-#ifdef WIN32 /* currently for Windows only */
-
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include "vst/AEffect.h" /* VST-specific stuff */
-#include <windows.h> /* LoadLibrary, FreeLibrary etc. Windows-specific */
-#include "vstutils.h"
-#include "win/vitunmsvc.h" /* strncasecmp */
-
-/* OS-specific things */
-#ifdef WIN32
-#define CHR_DIR_SLASH '\\'
-#define CHR_PATH_DELIM ';'
-#define STR_DIR_SLASH "\\"
-#define STR_LIB_SUFFIX ".dll"
-#endif
-#ifdef __linux__ /* FIXME? */
-#define CHR_DIR_SLASH '/'
-#define CHR_PATH_DELIM ':'
-#define STR_DIR_SLASH "/"
-#define STR_LIB_SUFFIX ".so"
-#endif
-
-void*
-vstutils_load_vst_plugin_dll (const char* plugin_dll_filename)
-{
- HINSTANCE* dll = NULL;
-
- char* buf = NULL;
- size_t fnlength = 0;
- const size_t suffixlength = strlen (STR_LIB_SUFFIX);
-
- /* precondition */
- assert (plugin_dll_filename != NULL);
-
- dll = (HINSTANCE*)calloc (1, sizeof (HINSTANCE));
- fnlength = strlen (plugin_dll_filename);
-
- /* assure the file name ends in ".so", ".dll" or equivalent */
- if (fnlength > suffixlength) {
- int has_lib_suffix = 0;
- has_lib_suffix
- = (strncasecmp (&plugin_dll_filename[fnlength - suffixlength],
- STR_LIB_SUFFIX,
- suffixlength + 1)
- == 0);
- if (!has_lib_suffix) {
- buf = calloc (fnlength + suffixlength + 1, sizeof (char));
- strcpy (buf, plugin_dll_filename);
- strcat (buf, STR_LIB_SUFFIX);
- plugin_dll_filename = buf;
- fnlength += suffixlength;
- }
- }
-
- /* First we just try loading by absolute directory name or via
- default system paths. */
- *dll = LoadLibrary (plugin_dll_filename);
- if (*dll != NULL) {
- goto VSTUTILS_LOAD_DLL_RETURN_DLL;
- }
-
- /* If the filename is not absolute then we wish to check along the
- VST_PATH to see if we can find the file there. */
- if (plugin_dll_filename[0] != CHR_DIR_SLASH) {
- const char* vst_path = getenv ("VST_PATH");
- if (vst_path != NULL) {
- const char* dir_start = NULL;
- const char* dir_end = NULL;
- dir_start = vst_path;
- while (*dir_start != '\0') {
- dir_end = dir_start;
- while (*dir_end != CHR_PATH_DELIM
- && *dir_end != '\0') {
- dir_end++;
- }
- if (dir_end > dir_start) {
- char* absfn = NULL; /* absolute filename */
- absfn = calloc (dir_end - dir_start /* directory */
- + 1 /* slash */
- + fnlength /* basename */
- + 1, /* null */
- sizeof (char));
- /* start with directory */
- strncpy (absfn, dir_start, dir_end - dir_start);
- /* append slash if necessary */
- if (*(dir_end - 1) != CHR_DIR_SLASH) {
- strcat (absfn, STR_DIR_SLASH);
- }
- /* finally append dll filename */
- strcat (absfn, plugin_dll_filename);
-#if 0
- fprintf (stderr, "plugin~_vst: attempting \"%s\"\n", absfn);
-#endif
- *dll = LoadLibrary (absfn);
- free (absfn);
- if (*dll != NULL) {
- goto VSTUTILS_LOAD_DLL_RETURN_DLL;
- }
- }
- /* if not found, try next directory from path */
- dir_start = dir_end;
- if (*dir_start == CHR_PATH_DELIM) {
- dir_start++;
- }
- }
- } else {
- fputs ("warning: You haven't specified the VST_PATH environment variable and didn't specify an absolute path to the plug-in.\n"
- "Please set the VST_PATH variable to point to your VST plug-in directories (eg. \"set VST_PATH=C:\\Program Files\\Steinberg\\Vstplugins\").\n", stderr);
- }
- }
-
- /* No luck */
- assert (*dll == NULL);
- free (dll);
- /* remember to check and free buf! */
- if (buf != NULL) {
- free (buf);
- buf = NULL;
- }
- return NULL;
-
- VSTUTILS_LOAD_DLL_RETURN_DLL:
- assert (*dll != NULL);
- /* remember to check and free buf! */
- if (buf != NULL) {
- free (buf);
- buf = NULL;
- }
- return dll;
-}
-
-void
-vstutils_unload_vst_plugin_dll (void* plugin_dll)
-{
- HINSTANCE* dll = plugin_dll;
- if (dll != NULL) {
- FreeLibrary (*dll);
- *dll = NULL;
- free (plugin_dll);
- }
-}
-
-AEffect*
-vstutils_init_vst_plugin (void* plugin_dll,
- const char* plugin_dll_filename,
- audioMasterCallback am)
-{
- typedef AEffect* (*vst_main_func)(audioMasterCallback am);
- HINSTANCE* dll = plugin_dll;
- vst_main_func vstmain;
- AEffect* plugin = NULL;
-
- if (plugin_dll == NULL
- || *dll == NULL) {
- return NULL;
- }
-
- vstmain = (vst_main_func)GetProcAddress (*dll, "main");
- if (vstmain == NULL) {
- char* error = NULL;
- FormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER
- | FORMAT_MESSAGE_FROM_SYSTEM
- | FORMAT_MESSAGE_IGNORE_INSERTS,
- NULL,
- GetLastError (),
- MAKELANGID (LANG_NEUTRAL, SUBLANG_DEFAULT),
- error,
- 0,
- NULL);
- fprintf (stderr,
- "Unable to find main() function in VST plugin "
- "DLL file \"%s\": %s.\n"
- "Are you sure this is a VST plugin file?\n",
- plugin_dll_filename, error);
- LocalFree (error);
- }
- /* Initialize plugin */
- plugin = vstmain (am);
-
- /* Check that what we have loaded really IS a VST plugin */
- if (plugin->magic != kEffectMagic) {
- fprintf (stderr,
- "DLL file \"%s\" is not a genuine VST plugin.\n",
- plugin_dll_filename);
- return NULL;
- }
- return plugin;
-}
-
-#endif /* WIN32 */
-
-/* EOF */