unleashed-firmware/lib/mjs/mjs_util_public.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

68 lines
1.9 KiB
C

/*
* Copyright (c) 2016 Cesanta Software Limited
* All rights reserved
*/
#ifndef MJS_UTIL_PUBLIC_H_
#define MJS_UTIL_PUBLIC_H_
#include "mjs_core_public.h"
#include <stdio.h>
#if defined(__cplusplus)
extern "C" {
#endif /* __cplusplus */
typedef void (*MjsPrintCallback)(void* ctx, const char* format, ...);
const char* mjs_typeof(mjs_val_t v);
void mjs_fprintf(mjs_val_t v, struct mjs* mjs, FILE* fp);
void mjs_sprintf(mjs_val_t v, struct mjs* mjs, char* buf, size_t buflen);
void mjs_disasm_all(struct mjs* mjs, MjsPrintCallback print_cb, void* print_ctx);
void mjs_dump(struct mjs* mjs, int do_disasm, MjsPrintCallback print_cb, void* print_ctx);
/*
* Returns the filename corresponding to the given bcode offset.
*/
const char* mjs_get_bcode_filename_by_offset(struct mjs* mjs, int offset);
/*
* Returns the line number corresponding to the given bcode offset.
*/
int mjs_get_lineno_by_offset(struct mjs* mjs, int offset);
/*
* Returns bcode offset of the corresponding call frame cf_num, where 0 means
* the currently executing function, 1 means the first return address, etc.
*
* If given cf_num is too large, -1 is returned.
*/
int mjs_get_offset_by_call_frame_num(struct mjs* mjs, int cf_num);
/*
* Tries to convert `mjs_val_t` to a string, returns MJS_OK if successful.
* String is returned as a pair of pointers: `char **p, size_t *sizep`.
*
* Caller must also provide a non-null `need_free`, and if it is non-zero,
* then the string `*p` should be freed by the caller.
*
* MJS does not support `toString()` and `valueOf()`, so, passing an object
* always results in `MJS_TYPE_ERROR`.
*/
mjs_err_t mjs_to_string(struct mjs* mjs, mjs_val_t* v, char** p, size_t* sizep, int* need_free);
/*
* Converts value to boolean as in the expression `if (v)`.
*/
mjs_val_t mjs_to_boolean_v(struct mjs* mjs, mjs_val_t v);
int mjs_is_truthy(struct mjs* mjs, mjs_val_t v);
#if defined(__cplusplus)
}
#endif /* __cplusplus */
#endif /* MJS_UTIL_PUBLIC_H_ */