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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
commit | 940b4d1848e8c70ab7642901a68594e8016caffc (patch) | |
tree | eb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /jurt/source/pipe/wrapper/wrapper.c | |
parent | Initial commit. (diff) | |
download | libreoffice-upstream/1%7.0.4.tar.xz libreoffice-upstream/1%7.0.4.zip |
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | jurt/source/pipe/wrapper/wrapper.c | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/jurt/source/pipe/wrapper/wrapper.c b/jurt/source/pipe/wrapper/wrapper.c new file mode 100644 index 000000000..83e70dc6f --- /dev/null +++ b/jurt/source/pipe/wrapper/wrapper.c @@ -0,0 +1,118 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <sal/config.h> + +#include <stddef.h> +#include <stdlib.h> + +#define WIN32_LEAN_AND_MEAN +#include <windows.h> + +#include <jni.h> +#include <sal/types.h> + + +static HMODULE module = NULL; +static HINSTANCE hInstDLL = NULL; +static CRITICAL_SECTION CriticalSection; + +static void InitWrapper(void) { + #define MAXPATH 512 + wchar_t path[MAXPATH]; + DWORD size; + + size = GetModuleFileNameW(hInstDLL, path, MAXPATH); + if (size == 0) { + abort(); + } + path[size - 5] = L'x'; /* ...\jpipe.dll -> ...\jpipx.dll */ + module = LoadLibraryExW(path, NULL, LOAD_WITH_ALTERED_SEARCH_PATH); + if (module == NULL) { + abort(); + } +} + +static FARPROC getFunction(char const * name) +{ + { + EnterCriticalSection(&CriticalSection); + + if(module == NULL) + InitWrapper(); + + LeaveCriticalSection(&CriticalSection); + } + + return GetProcAddress(module, name); +} + +BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) { + (void) lpvReserved; + + if (fdwReason == DLL_PROCESS_ATTACH) + { + InitializeCriticalSection(&CriticalSection); + hInstDLL = hinstDLL; + } + + return TRUE; +} + +SAL_DLLPUBLIC_EXPORT void JNICALL +Java_com_sun_star_lib_connections_pipe_PipeConnection_createJNI( + JNIEnv * env, jobject obj_this, jstring name) +{ + (*(void (*)(JNIEnv *, jobject, jstring)) + getFunction("PipeConnection_create"))(env, obj_this, name); +} + +SAL_DLLPUBLIC_EXPORT void JNICALL +Java_com_sun_star_lib_connections_pipe_PipeConnection_closeJNI( + JNIEnv * env, jobject obj_this) +{ + (*(void (*)(JNIEnv *, jobject)) + getFunction("PipeConnection_close"))(env, obj_this); +} + +SAL_DLLPUBLIC_EXPORT jint JNICALL +Java_com_sun_star_lib_connections_pipe_PipeConnection_readJNI( + JNIEnv * env, jobject obj_this, jobjectArray buffer, jint len) +{ + return (*(jint (*)(JNIEnv *, jobject, jobjectArray, jint)) + getFunction("PipeConnection_read"))(env, obj_this, buffer, len); +} + +SAL_DLLPUBLIC_EXPORT void JNICALL +Java_com_sun_star_lib_connections_pipe_PipeConnection_writeJNI( + JNIEnv * env, jobject obj_this, jbyteArray buffer) +{ + (*(void (*)(JNIEnv *, jobject, jbyteArray)) + getFunction("PipeConnection_write"))(env, obj_this, buffer); +} + +SAL_DLLPUBLIC_EXPORT void JNICALL +Java_com_sun_star_lib_connections_pipe_PipeConnection_flushJNI( + JNIEnv * env, jobject obj_this) +{ + (*(void (*)(JNIEnv *, jobject)) + getFunction("PipeConnection_flush"))(env, obj_this); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |