unleashed-firmware/lib/mjs/common/cs_varint.h
Nikolay Minaylov 0154018363
[FL-3579, FL-3601, FL-3714] JavaScript runner (#3286)
* FBT: cdefines to env, libs order
* API: strtod, modf, itoa, calloc
* Apps: elk js
* Apps: mjs
* JS: scripts as assets
* mjs: composite resolver
* mjs: stack trace
* ELK JS example removed
* MJS thread, MJS lib modified to support script interruption
* JS console UI
* Module system, BadUSB bindings rework
* JS notifications, simple dialog, BadUSB demo
* Custom dialogs, dialog demo
* MJS as system library, some dirty hacks to make it compile
* Plugin-based js modules
* js_uart(BadUART) module
* js_uart: support for byte array arguments
* Script icon and various fixes
* File browser: multiple extensions filter, running js scripts from app loader
* Running js scripts from archive browser
* JS Runner as system app
* Example scripts moved to /ext/apps/Scripts
* JS bytecode listing generation
* MJS builtin printf cleanup
* JS examples cleanup
* mbedtls version fix
* Unused lib cleanup
* Making PVS happy & TODOs cleanup
* TODOs cleanup #2
* MJS: initial typed arrays support
* JS: fix mem leak in uart destructor

Co-authored-by: SG <who.just.the.doctor@gmail.com>
Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
2024-02-12 15:54:32 +07:00

60 lines
1.7 KiB
C

/*
* Copyright (c) 2014-2018 Cesanta Software Limited
* All rights reserved
*
* Licensed under the Apache License, Version 2.0 (the ""License"");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an ""AS IS"" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef CS_COMMON_CS_VARINT_H_
#define CS_COMMON_CS_VARINT_H_
#if defined(_WIN32) && _MSC_VER < 1700
typedef unsigned char uint8_t;
typedef unsigned __int64 uint64_t;
#else
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
/* Returns number of bytes required to encode `num`. */
size_t cs_varint_llen(uint64_t num);
/*
* Encodes `num` into `buf`.
* Returns number of bytes required to encode `num`.
* Note: return value may be greater than `buf_size` but the function will only
* write `buf_size` bytes.
*/
size_t cs_varint_encode(uint64_t num, uint8_t *buf, size_t buf_size);
/*
* Decodes varint stored in `buf`.
* Stores the number of bytes consumed into `llen`.
* If there aren't enough bytes in `buf` to decode a number, returns false.
*/
bool cs_varint_decode(const uint8_t *buf, size_t buf_size, uint64_t *num,
size_t *llen);
uint64_t cs_varint_decode_unsafe(const uint8_t *buf, int *llen);
#ifdef __cplusplus
}
#endif
#endif /* CS_COMMON_CS_VARINT_H_ */