shithub: openh264

ref: a913cc853e517c2a5a0f79cc72cd5df590d82317
dir: /processing/src/testbed/bundleloader.h/

/*!
 * \copy
 *     Copyright (c)  2013, Cisco Systems
 *     All rights reserved.
 *
 *     Redistribution and use in source and binary forms, with or without
 *     modification, are permitted provided that the following conditions
 *     are met:
 *
 *        * Redistributions of source code must retain the above copyright
 *          notice, this list of conditions and the following disclaimer.
 *
 *        * Redistributions in binary form must reproduce the above copyright
 *          notice, this list of conditions and the following disclaimer in
 *          the documentation and/or other materials provided with the
 *          distribution.
 *
 *     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *     "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *     LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 *     FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 *     COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 *     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 *     BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 *     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 *     CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 *     LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 *     ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *     POSSIBILITY OF SUCH DAMAGE.
 *
 */

#ifndef WELS_BOUNDLELOAD_H
#define WELS_BOUNDLELOAD_H

#if defined(MACOS)

#include <dlfcn.h>
#include <string>

CFBundleRef LoadBundle (const char* lpBundlePath) {
  if (lpBundlePath == NULL) {
    return NULL;
  }
  CFStringRef bundlePath = CFStringCreateWithCString (kCFAllocatorSystemDefault, lpBundlePath,
                           CFStringGetSystemEncoding());
  if (NULL == bundlePath) {
    return NULL;
  }

  CFURLRef bundleURL = CFURLCreateWithString (kCFAllocatorSystemDefault, bundlePath, NULL);
  if (NULL == bundleURL) {
    return NULL;
  }

  // 2.get bundle ref
  CFBundleRef bundleRef = CFBundleCreate (kCFAllocatorSystemDefault, bundleURL);
  CFRelease (bundleURL);

  //	Boolean bReturn = FALSE;
  if (NULL != bundleRef) {
    //	bReturn = CFBundleLoadExecutable(bundleRef);
  }

  return bundleRef;
}

Boolean FreeBundle (CFBundleRef bundleRef) {
  if (NULL != bundleRef) {
    //	CFBundleUnloadExecutable(bundleRef);
    CFRelease (bundleRef);
  }
  return TRUE;
}

void* GetProcessAddress (CFBundleRef bundleRef, const char* lpProcName) {
  void* processAddress = NULL;
  if (NULL != bundleRef) {
    CFStringRef cfProcName = CFStringCreateWithCString (kCFAllocatorSystemDefault, lpProcName, CFStringGetSystemEncoding());
    processAddress = CFBundleGetFunctionPointerForName (bundleRef, cfProcName);
    CFRelease (cfProcName);
  }
  return processAddress;
}
#endif

#endif