205 lines
4.5 KiB
C++
205 lines
4.5 KiB
C++
#include "file_access_jandroid.h"
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#include "os/os.h"
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#include <unistd.h>
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jobject FileAccessJAndroid::io=NULL;
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jclass FileAccessJAndroid::cls;
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jmethodID FileAccessJAndroid::_file_open=0;
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jmethodID FileAccessJAndroid::_file_get_size=0;
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jmethodID FileAccessJAndroid::_file_seek=0;
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jmethodID FileAccessJAndroid::_file_read=0;
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jmethodID FileAccessJAndroid::_file_tell=0;
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jmethodID FileAccessJAndroid::_file_eof=0;
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jmethodID FileAccessJAndroid::_file_close=0;
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JNIEnv * FileAccessJAndroid::env=NULL;
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void FileAccessJAndroid::make_default() {
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create_func=create_jandroid;
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}
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FileAccess* FileAccessJAndroid::create_jandroid() {
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return memnew(FileAccessJAndroid);
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}
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Error FileAccessJAndroid::open(const String& p_path, int p_mode_flags) {
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if (is_open())
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close();
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String path=fix_path(p_path).simplify_path();
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if (path.begins_with("/"))
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path=path.substr(1,path.length());
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else if (path.begins_with("res://"))
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path=path.substr(6,path.length());
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//OS::get_singleton()->print("env: %p, io %p, fo: %p\n",env,io,_file_open);
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jstring js = env->NewStringUTF(path.utf8().get_data());
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int res = env->CallIntMethod(io,_file_open,js,p_mode_flags&WRITE?true:false);
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if (res<=0)
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return ERR_FILE_CANT_OPEN;
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id=res;
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return OK;
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}
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void FileAccessJAndroid::close() {
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if (io==0)
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return;
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env->CallVoidMethod(io,_file_close,id);
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id=0;
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}
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bool FileAccessJAndroid::is_open() const {
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return id!=0;
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}
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void FileAccessJAndroid::seek(size_t p_position) {
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ERR_FAIL_COND(!is_open());
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env->CallVoidMethod(io,_file_seek,id,p_position);
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}
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void FileAccessJAndroid::seek_end(int64_t p_position) {
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ERR_FAIL_COND(!is_open());
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seek(get_len());
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}
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size_t FileAccessJAndroid::get_pos() const {
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ERR_FAIL_COND_V(!is_open(),0);
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return env->CallIntMethod(io,_file_tell,id);
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}
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size_t FileAccessJAndroid::get_len() const {
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ERR_FAIL_COND_V(!is_open(),0);
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return env->CallIntMethod(io,_file_get_size,id);
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}
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bool FileAccessJAndroid::eof_reached() const {
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ERR_FAIL_COND_V(!is_open(),0);
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return env->CallIntMethod(io,_file_eof,id);
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}
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uint8_t FileAccessJAndroid::get_8() const {
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ERR_FAIL_COND_V(!is_open(),0);
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uint8_t byte;
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get_buffer(&byte,1);
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return byte;
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}
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int FileAccessJAndroid::get_buffer(uint8_t *p_dst, int p_length) const {
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ERR_FAIL_COND_V(!is_open(),0);
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if (p_length==0)
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return 0;
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jbyteArray jca = (jbyteArray)env->CallObjectMethod(io,_file_read,id,p_length);
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int len = env->GetArrayLength(jca);
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env->GetByteArrayRegion(jca,0,len,(jbyte*)p_dst);
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env->DeleteLocalRef((jobject)jca);
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return len;
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}
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Error FileAccessJAndroid::get_error() const {
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if (eof_reached())
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return ERR_FILE_EOF;
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return OK;
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}
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void FileAccessJAndroid::store_8(uint8_t p_dest) {
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}
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bool FileAccessJAndroid::file_exists(const String& p_path) {
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jstring js = env->NewStringUTF(p_path.utf8().get_data());
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int res = env->CallIntMethod(io,_file_open,js,false);
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if (res<=0)
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return false;
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env->CallVoidMethod(io,_file_close,res);
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return true;
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}
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void FileAccessJAndroid::setup( JNIEnv *p_env, jobject p_io) {
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io=p_io;
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env=p_env;
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__android_log_print(ANDROID_LOG_INFO,"godot","STEP5");
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jclass c = env->GetObjectClass(io);
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__android_log_print(ANDROID_LOG_INFO,"godot","STEP6");
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cls=(jclass)env->NewGlobalRef(c);
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_file_open = env->GetMethodID(cls, "file_open", "(Ljava/lang/String;Z)I");
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if(_file_open != 0) {
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__android_log_print(ANDROID_LOG_INFO,"godot","*******GOT METHOD _file_open ok!!");
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}
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_file_get_size = env->GetMethodID(cls, "file_get_size", "(I)I");
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if(_file_get_size != 0) {
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__android_log_print(ANDROID_LOG_INFO,"godot","*******GOT METHOD _file_get_size ok!!");
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}
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_file_tell = env->GetMethodID(cls, "file_tell", "(I)I");
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if(_file_tell != 0) {
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__android_log_print(ANDROID_LOG_INFO,"godot","*******GOT METHOD _file_tell ok!!");
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}
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_file_eof = env->GetMethodID(cls, "file_eof", "(I)Z");
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if(_file_eof != 0) {
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__android_log_print(ANDROID_LOG_INFO,"godot","*******GOT METHOD _file_eof ok!!");
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}
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_file_seek = env->GetMethodID(cls, "file_seek", "(II)V");
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if(_file_seek != 0) {
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__android_log_print(ANDROID_LOG_INFO,"godot","*******GOT METHOD _file_seek ok!!");
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}
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_file_read = env->GetMethodID(cls, "file_read", "(II)[B");
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if(_file_read != 0) {
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__android_log_print(ANDROID_LOG_INFO,"godot","*******GOT METHOD _file_read ok!!");
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}
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_file_close = env->GetMethodID(cls, "file_close", "(I)V");
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if(_file_close != 0) {
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__android_log_print(ANDROID_LOG_INFO,"godot","*******GOT METHOD _file_close ok!!");
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}
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// (*env)->CallVoidMethod(env,obj,aMethodID, myvar);
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}
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FileAccessJAndroid::FileAccessJAndroid()
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{
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id=0;
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}
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FileAccessJAndroid::~FileAccessJAndroid()
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{
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if (is_open())
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close();
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}
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