mirror of
https://github.com/DarkFlippers/unleashed-firmware
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0154018363
* 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>
123 lines
3.5 KiB
C
123 lines
3.5 KiB
C
/*
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* Copyright (c) 2016 Cesanta Software Limited
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* All rights reserved
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*/
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#ifndef MJS_PRIMITIVE_PUBLIC_H_
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#define MJS_PRIMITIVE_PUBLIC_H_
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#include "mjs_core_public.h"
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#if defined(__cplusplus)
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extern "C" {
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#endif /* __cplusplus */
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/* JavaScript `null` value */
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#define MJS_NULL MJS_TAG_NULL
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/* JavaScript `undefined` value */
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#define MJS_UNDEFINED MJS_TAG_UNDEFINED
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#define MJS_MK_FN(fn) mjs_mk_foreign_func(mjs, (mjs_func_ptr_t)fn)
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/* Function pointer type used in `mjs_mk_foreign_func`. */
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typedef void (*mjs_func_ptr_t)(void);
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/*
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* Make `null` primitive value.
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*
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* NOTE: this function is deprecated and will be removed in future releases.
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* Use `MJS_NULL` instead.
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*/
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mjs_val_t mjs_mk_null(void);
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/* Returns true if given value is a primitive `null` value */
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int mjs_is_null(mjs_val_t v);
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/*
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* Make `undefined` primitive value.
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*
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* NOTE: this function is deprecated and will be removed in future releases.
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* Use `MJS_UNDEFINED` instead.
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*/
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mjs_val_t mjs_mk_undefined(void);
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/* Returns true if given value is a primitive `undefined` value */
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int mjs_is_undefined(mjs_val_t v);
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/* Make numeric primitive value */
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mjs_val_t mjs_mk_number(struct mjs* mjs, double num);
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/*
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* Returns number value stored in `mjs_val_t` as `double`.
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*
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* Returns NaN for non-numbers.
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*/
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double mjs_get_double(struct mjs* mjs, mjs_val_t v);
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/*
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* Returns number value stored in `mjs_val_t` as `int`. If the number value is
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* not an integer, the fraction part will be discarded.
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*
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* If the given value is a non-number, or NaN, the result is undefined.
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*/
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int mjs_get_int(struct mjs* mjs, mjs_val_t v);
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/*
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* Like mjs_get_int but ensures that the returned type
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* is a 32-bit signed integer.
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*/
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int32_t mjs_get_int32(struct mjs* mjs, mjs_val_t v);
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/* Returns true if given value is a primitive number value */
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int mjs_is_number(mjs_val_t v);
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/*
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* Make JavaScript value that holds C/C++ `void *` pointer.
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*
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* A foreign value is completely opaque and JS code cannot do anything useful
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* with it except holding it in properties and passing it around.
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* It behaves like a sealed object with no properties.
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*
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* NOTE:
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* Only valid pointers (as defined by each supported architecture) will fully
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* preserved. In particular, all supported 64-bit architectures (x86_64, ARM-64)
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* actually define a 48-bit virtual address space.
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* Foreign values will be sign-extended as required, i.e creating a foreign
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* value of something like `(void *) -1` will work as expected. This is
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* important because in some 64-bit OSs (e.g. Solaris) the user stack grows
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* downwards from the end of the address space.
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*
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* If you need to store exactly sizeof(void*) bytes of raw data where
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* `sizeof(void*)` >= 8, please use byte arrays instead.
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*/
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mjs_val_t mjs_mk_foreign(struct mjs* mjs, void* ptr);
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/*
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* Make JavaScript value that holds C/C++ function pointer, similarly to
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* `mjs_mk_foreign`.
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*/
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mjs_val_t mjs_mk_foreign_func(struct mjs* mjs, mjs_func_ptr_t fn);
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/*
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* Returns `void *` pointer stored in `mjs_val_t`.
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*
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* Returns NULL if the value is not a foreign pointer.
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*/
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void* mjs_get_ptr(struct mjs* mjs, mjs_val_t v);
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/* Returns true if given value holds `void *` pointer */
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int mjs_is_foreign(mjs_val_t v);
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mjs_val_t mjs_mk_boolean(struct mjs* mjs, int v);
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int mjs_get_bool(struct mjs* mjs, mjs_val_t v);
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int mjs_is_boolean(mjs_val_t v);
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mjs_val_t mjs_mk_function(struct mjs* mjs, size_t off);
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int mjs_is_function(mjs_val_t v);
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#if defined(__cplusplus)
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}
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#endif /* __cplusplus */
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#endif /* MJS_PRIMITIVE_PUBLIC_H_ */
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