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fsdev.c
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fsdev.c
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#include "fsdev.h"
static JSValue nx_fsdev_create_save_data(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
AccountUid uid;
if (
JS_ToBigInt64(ctx, (s64 *)&uid.uid[0], JS_GetPropertyUint32(ctx, argv[1], 0)) ||
JS_ToBigInt64(ctx, (s64 *)&uid.uid[1], JS_GetPropertyUint32(ctx, argv[1], 1)))
{
return JS_EXCEPTION;
}
size_t nacp_size;
NacpStruct *nacp = (NacpStruct *)JS_GetArrayBuffer(ctx, &nacp_size, argv[0]);
if (nacp_size != sizeof(NacpStruct)) {
return JS_ThrowTypeError(ctx, "Invalid NACP buffer (got %ld bytes, expected %ld)", nacp_size, sizeof(NacpStruct));
}
FsSaveDataAttribute attr;
FsSaveDataCreationInfo info;
FsSaveDataMetaInfo meta;
memset(&attr, 0, sizeof(attr));
memset(&info, 0, sizeof(info));
memset(&meta, 0, sizeof(meta));
attr.application_id = nacp->save_data_owner_id;
attr.uid = uid;
attr.system_save_data_id = 0;
attr.save_data_type = FsSaveDataType_Account;
attr.save_data_rank = 0;
attr.save_data_index = 0;
info.journal_size = nacp->user_account_save_data_journal_size;
info.save_data_size = nacp->user_account_save_data_size;
info.available_size = 0x4000;
info.owner_id = nacp->save_data_owner_id;
info.flags = 0;
info.save_data_space_id = FsSaveDataSpaceId_User;
meta.size = 0x40060;
meta.type = FsSaveDataMetaType_Thumbnail;
Result rc = fsCreateSaveDataFileSystem(&attr, &info, &meta);
if (R_FAILED(rc))
{
JSValue err = JS_NewError(ctx);
u32 module = R_MODULE(rc);
u32 desc = R_DESCRIPTION(rc);
char message[256];
snprintf(message, 256, "fsCreateSaveDataFileSystem() failed (module: %u, description: %u)", module, desc);
JS_DefinePropertyValueStr(ctx, err, "message", JS_NewString(ctx, message), JS_PROP_C_W);
JS_SetPropertyStr(ctx, err, "module", JS_NewUint32(ctx, module));
JS_SetPropertyStr(ctx, err, "description", JS_NewUint32(ctx, desc));
JS_SetPropertyStr(ctx, err, "value", JS_NewUint32(ctx, R_VALUE(rc)));
return JS_Throw(ctx, err);
}
return JS_UNDEFINED;
}
static JSValue nx_fsdev_mount_save_data(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
AccountUid uid;
if (
JS_ToBigInt64(ctx, (s64 *)&uid.uid[0], JS_GetPropertyUint32(ctx, argv[2], 0)) ||
JS_ToBigInt64(ctx, (s64 *)&uid.uid[1], JS_GetPropertyUint32(ctx, argv[2], 1)))
{
return JS_EXCEPTION;
}
size_t nacp_size;
NacpStruct *nacp = (NacpStruct *)JS_GetArrayBuffer(ctx, &nacp_size, argv[1]);
if (nacp_size != sizeof(NacpStruct)) {
return JS_ThrowTypeError(ctx, "Invalid NACP buffer (got %ld bytes, expected %ld)", nacp_size, sizeof(NacpStruct));
}
const char *name = JS_ToCString(ctx, argv[0]);
if (!name)
{
return JS_EXCEPTION;
}
Result rc = fsdevMountSaveData(name, nacp->save_data_owner_id, uid);
JS_FreeCString(ctx, name);
if (R_FAILED(rc))
{
JSValue err = JS_NewError(ctx);
u32 module = R_MODULE(rc);
u32 desc = R_DESCRIPTION(rc);
char message[256];
snprintf(message, 256, "fsdevMountSaveData() failed (module: %u, description: %u)", module, desc);
JS_DefinePropertyValueStr(ctx, err, "message", JS_NewString(ctx, message), JS_PROP_C_W);
JS_SetPropertyStr(ctx, err, "module", JS_NewUint32(ctx, module));
JS_SetPropertyStr(ctx, err, "description", JS_NewUint32(ctx, desc));
JS_SetPropertyStr(ctx, err, "value", JS_NewUint32(ctx, R_VALUE(rc)));
//JSValue argv_arr = JS_NewArray(ctx);
//for (int i = 0; i < argc; i++) {
// JS_SetPropertyUint32(ctx, argv_arr, i, JS_DupValue(ctx, argv[i]));
//}
//JS_SetPropertyStr(ctx, err, "argv", argv_arr);
return JS_Throw(ctx, err);
}
return JS_UNDEFINED;
}
static JSValue nx_fsdev_commit_device(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
const char *name = JS_ToCString(ctx, argv[0]);
Result rc = fsdevCommitDevice(name);
JS_FreeCString(ctx, name);
if (R_FAILED(rc))
{
JS_ThrowInternalError(ctx, "fsdevCommitDevice() returned 0x%x", rc);
return JS_EXCEPTION;
}
return JS_UNDEFINED;
}
static JSValue nx_fsdev_unmount_device(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
const char *name = JS_ToCString(ctx, argv[0]);
Result rc = fsdevUnmountDevice(name);
JS_FreeCString(ctx, name);
if (R_FAILED(rc))
{
JS_ThrowInternalError(ctx, "fsdevUnmountDevice() returned 0x%x", rc);
return JS_EXCEPTION;
}
return JS_UNDEFINED;
}
static const JSCFunctionListEntry function_list[] = {
JS_CFUNC_DEF("fsdevCommitDevice", 0, nx_fsdev_commit_device),
JS_CFUNC_DEF("fsdevCreateSaveData", 0, nx_fsdev_create_save_data),
JS_CFUNC_DEF("fsdevMountSaveData", 0, nx_fsdev_mount_save_data),
JS_CFUNC_DEF("fsdevUnmountDevice", 1, nx_fsdev_unmount_device),
};
void nx_init_fsdev(JSContext *ctx, JSValueConst init_obj)
{
JS_SetPropertyFunctionList(ctx, init_obj, function_list, countof(function_list));
}