JNIEXPORT jobject JNICALL Java_com_intellij_openapi_vfs_impl_win32_IdeaWin32_getInfo(JNIEnv *env, jobject method, jstring path) {
WIN32_FIND_DATA data;
HANDLE h = FindFileInner(env, path, &data);
if (h == INVALID_HANDLE_VALUE) {
return NULL;
}
FindClose(h);
jclass infoClass = env->FindClass("com/intellij/openapi/vfs/impl/win32/FileInfo");
return CreateFileInfo(env, path, false, &data, infoClass);
}
JNIEXPORT jobjectArray JNICALL Java_com_intellij_openapi_util_io_win32_IdeaWin32_listChildren0(JNIEnv *env, jobject method, jstring path) {
WIN32_FIND_DATA data;
HANDLE h = FindFileInner(env, path, &data);
if (h == INVALID_HANDLE_VALUE) {
return NULL;
}
jclass fileInfoClass = getFileInfoClass(env);
if (fileInfoClass == NULL) {
return NULL;
}
jobjectArray rv, old;
int len = 0, maxlen = 16;
rv = env->NewObjectArray(maxlen, fileInfoClass, NULL);
if (rv == NULL) {
goto error;
}
do {
if (len == maxlen) {
old = rv;
rv = env->NewObjectArray(maxlen <<= 1, fileInfoClass, NULL);
if (rv == NULL || !CopyObjectArray(env, rv, old, len)) {
goto error;
}
env->DeleteLocalRef(old);
}
jobject o = CreateFileInfo(env, path, true, &data, fileInfoClass);
env->SetObjectArrayElement(rv, len++, o);
env->DeleteLocalRef(o);
}
while (FindNextFile(h, &data));
FindClose(h);
old = rv;
rv = env->NewObjectArray(len, fileInfoClass, NULL);
if (rv == NULL || !CopyObjectArray(env, rv, old, len)) {
goto error;
}
return rv;
error:
FindClose(h);
return NULL;
}
JNIEXPORT jstring JNICALL Java_com_intellij_openapi_util_io_win32_IdeaWin32_resolveSymLink0(JNIEnv *env, jobject method, jstring path) {
if (__GetFinalPathNameByHandle == NULL) {
return NULL; // XP
}
WIN32_FIND_DATA data;
HANDLE h = FindFileInner(env, path, &data);
if (h == INVALID_HANDLE_VALUE) {
return NULL;
}
FindClose(h);
if (!IS_SET(data.dwFileAttributes, FILE_ATTRIBUTE_REPARSE_POINT) || !IS_SET(data.dwReserved0, IO_REPARSE_TAG_SYMLINK)) {
return NULL;
}
const jchar* str = env->GetStringChars(path, 0);
HANDLE th = CreateFile((LPCWSTR)str, 0, FILE_SHARE_ATTRIBUTES, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
env->ReleaseStringChars(path, str);
if (th == INVALID_HANDLE_VALUE) {
return NULL;
}
jstring result = NULL;
TCHAR name[MAX_PATH];
DWORD len = __GetFinalPathNameByHandle(th, name, MAX_PATH, 0);
if (len > 0) {
if (len < MAX_PATH) {
result = env->NewString((jchar *)name, len);
}
else {
TCHAR *name = (TCHAR *)malloc(sizeof(TCHAR) * (len + 1));
if (name != NULL) {
len = __GetFinalPathNameByHandle(th, name, len, 0);
if (len > 0) {
result = env->NewString((jchar *)name, len);
}
free(name);
}
}
}
CloseHandle(th);
return result;
}
JNIEXPORT jobject JNICALL Java_com_intellij_openapi_util_io_win32_IdeaWin32_getInfo0(JNIEnv *env, jobject method, jstring path) {
bool isDrive = false;
if (env->GetStringLength(path) == 2) {
const jchar* str = env->GetStringChars(path, NULL);
isDrive = (str[1] == ':');
env->ReleaseStringChars(path, str);
}
WIN32_FIND_DATA data;
HANDLE h = INVALID_HANDLE_VALUE;
if (!isDrive) {
h = FindFileInner(env, path, &data);
if (h == INVALID_HANDLE_VALUE && GetLastError() != ERROR_ACCESS_DENIED) {
return NULL;
}
}
if (h == INVALID_HANDLE_VALUE) {
WIN32_FILE_ATTRIBUTE_DATA attrData;
const jchar* str = env->GetStringChars(path, 0);
BOOL res = GetFileAttributesEx((LPCWSTR)str, GetFileExInfoStandard, &attrData);
env->ReleaseStringChars(path, str);
if (!res) {
return NULL;
}
data.dwFileAttributes = attrData.dwFileAttributes;
data.dwReserved0 = 0;
data.ftLastWriteTime = attrData.ftLastWriteTime;
data.nFileSizeLow = attrData.nFileSizeLow;
data.nFileSizeHigh = attrData.nFileSizeHigh;
}
else {
FindClose(h);
}
jclass fileInfoClass = getFileInfoClass(env);
if (fileInfoClass == NULL) {
return NULL;
}
return CreateFileInfo(env, path, false, &data, fileInfoClass);
}
JNIEXPORT jobject JNICALL Java_com_intellij_openapi_util_io_win32_IdeaWin32_getInfo0(JNIEnv *env, jobject method, jstring path) {
WIN32_FILE_ATTRIBUTE_DATA attrData;
const jchar* str = env->GetStringChars(path, 0);
BOOL res = GetFileAttributesEx((LPCWSTR)str, GetFileExInfoStandard, &attrData);
env->ReleaseStringChars(path, str);
if (!res) {
return NULL;
}
WIN32_FIND_DATA data;
data.dwFileAttributes = attrData.dwFileAttributes;
data.dwReserved0 = 0;
data.ftLastWriteTime = attrData.ftLastWriteTime;
data.nFileSizeLow = attrData.nFileSizeLow;
data.nFileSizeHigh = attrData.nFileSizeHigh;
if (IS_SET(attrData.dwFileAttributes, FILE_ATTRIBUTE_REPARSE_POINT)) {
WIN32_FIND_DATA findData;
HANDLE h = FindFileInner(env, path, &findData);
if (h != INVALID_HANDLE_VALUE) {
FindClose(h);
data.dwFileAttributes = findData.dwFileAttributes;
data.dwReserved0 = findData.dwReserved0;
data.ftLastWriteTime = findData.ftLastWriteTime;
data.nFileSizeLow = findData.nFileSizeLow;
data.nFileSizeHigh = findData.nFileSizeHigh;
}
}
jclass fileInfoClass = getFileInfoClass(env);
if (fileInfoClass == NULL) {
return NULL;
}
return CreateFileInfo(env, path, false, &data, fileInfoClass);
}
