jboolean Java_org_libreoffice_kit_LibreOfficeKit_initializeNative
(JNIEnv* env, jobject clazz,
jstring dataDir, jstring cacheDir, jstring apkFile, jobject assetManager)
{
const char program_dir[] = "/program";
size_t data_dir_len;
(void) clazz;
// the 'old' app needs to avoid setting the virtual device to transparent
// in paintTile(), so indicate we are using the 'old' app
android_lok_from_jni = true;
libreofficekit_initialize(env, dataDir, cacheDir, apkFile, assetManager);
// LibreOfficeKit expects a path to the program/ directory
free(full_program_dir);
data_dir_len = strlen(data_dir);
full_program_dir = malloc(data_dir_len + sizeof(program_dir));
strncpy(full_program_dir, data_dir, data_dir_len);
strncpy(full_program_dir + data_dir_len, program_dir, sizeof(program_dir));
// Initialize LibreOfficeKit
if (!libreofficekit_hook(full_program_dir))
{
LOGE("libreofficekit_hook returned null");
return JNI_FALSE;
}
LOGI("LibreOfficeKit successfully initialized");
return JNI_TRUE;
}
jobject Java_org_libreoffice_kit_LibreOfficeKit_getLibreOfficeKitHandle
(JNIEnv* env, jobject clazz)
{
LibreOfficeKit* aOffice;
(void) env;
(void) clazz;
aOffice = libreofficekit_hook(full_program_dir);
return (*env)->NewDirectByteBuffer(env, (void*) aOffice, sizeof(LibreOfficeKit));
}
jboolean Java_org_libreoffice_kit_LibreOfficeKit_initializeNative
(JNIEnv* env, jobject clazz,
jstring dataDir, jstring cacheDir, jstring apkFile)
{
struct stat st;
int fd;
const char *dataDirPath;
const char *cacheDirPath;
const char *apkFilePath;
const char program_dir[] = "/program";
size_t data_dir_len;
(void) clazz;
dataDirPath = (*env)->GetStringUTFChars(env, dataDir, NULL);
data_dir = strdup(dataDirPath);
(*env)->ReleaseStringUTFChars(env, dataDir, dataDirPath);
cacheDirPath = (*env)->GetStringUTFChars(env, cacheDir, NULL);
cache_dir = strdup(cacheDirPath);
(*env)->ReleaseStringUTFChars(env, cacheDir, cacheDirPath);
apkFilePath = (*env)->GetStringUTFChars(env, apkFile, NULL);
fd = open(apkFilePath, O_RDONLY);
if (fd == -1) {
LOGE("Could not open %s", apkFilePath);
(*env)->ReleaseStringUTFChars(env, apkFile, apkFilePath);
return JNI_FALSE;
}
if (fstat(fd, &st) == -1) {
LOGE("Could not fstat %s", apkFilePath);
close(fd);
(*env)->ReleaseStringUTFChars(env, apkFile, apkFilePath);
return JNI_FALSE;
}
apk_file = mmap(NULL, st.st_size, PROT_READ, MAP_SHARED, fd, 0);
close(fd);
if (apk_file == MAP_FAILED) {
LOGE("Could not mmap %s", apkFilePath);
(*env)->ReleaseStringUTFChars(env, apkFile, apkFilePath);
return JNI_FALSE;
}
apk_file_size = st.st_size;
(*env)->ReleaseStringUTFChars(env, apkFile, apkFilePath);
if (!setup_cdir())
{
LOGE("setup_cdir failed");
return JNI_FALSE;
}
if (!setup_assets_tree())
{
LOGE("setup_assets_tree failed");
return JNI_FALSE;
}
// Extract files from the .apk that can't be used mmapped directly from it
extract_files(UNPACK_TREE, UNPACK_TREE, 0);
extract_files(UNPACK_TREE_GZ, UNPACK_TREE_GZ, 1);
// LibreOfficeKit expects a path to the program/ directory
free(full_program_dir);
data_dir_len = strlen(data_dir);
full_program_dir = malloc(data_dir_len + sizeof(program_dir));
strncpy(full_program_dir, data_dir, data_dir_len);
strncpy(full_program_dir + data_dir_len, program_dir, sizeof(program_dir));
// Initialize LibreOfficeKit
if (!libreofficekit_hook(full_program_dir))
{
LOGE("libreofficekit_hook returned null");
return JNI_FALSE;
}
LOGI("LibreOfficeKit successfully initialized");
return JNI_TRUE;
}
