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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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,
#ifndef mozilla_UniFFIRust_h
#define mozilla_UniFFIRust_h
#include <stdint.h>
namespace mozilla::uniffi {
// Low-level Rust structs for UniFFI
// RustCallStatus.code values
constexpr int8_t RUST_CALL_SUCCESS = 0;
constexpr int8_t RUST_CALL_ERROR = 1;
constexpr int8_t RUST_CALL_INTERNAL_ERROR = 2;
// Return values for callback interfaces (See
// for details)
constexpr int8_t CALLBACK_INTERFACE_SUCCESS = 0;
constexpr int8_t CALLBACK_INTERFACE_ERROR = 1;
constexpr int8_t CALLBACK_INTERFACE_UNEXPECTED_ERROR = 2;
// structs/functions from UniFFI
extern "C" {
struct RustBuffer {
uint64_t capacity;
uint64_t len;
uint8_t* data;
};
struct RustCallStatus {
int8_t code;
RustBuffer error_buf;
};
typedef int (*ForeignCallback)(uint64_t handle, uint32_t method,
const uint8_t* argsData, int32_t argsLen,
RustBuffer* buf_ptr);
RustBuffer uniffi_rustbuffer_alloc(uint64_t size, RustCallStatus* call_status);
void uniffi_rustbuffer_free(RustBuffer buf, RustCallStatus* call_status);
}
} // namespace mozilla::uniffi
#endif /* mozilla_UniFFIRust_h */