/* * Duktape public API for Duktape 2.1.0. * * See the API reference for documentation on call semantics. The exposed, * supported API is between the "BEGIN PUBLIC API" and "END PUBLIC API" * comments. Other parts of the header are Duktape internal and related to * e.g. platform/compiler/feature detection. * * Git commit external (external). * Git branch external. * * See Duktape AUTHORS.rst and LICENSE.txt for copyright and * licensing information. */ /* LICENSE.txt */ /* * =============== * Duktape license * =============== * * (http://opensource.org/licenses/MIT) * * Copyright (c) 2013-2017 by Duktape authors (see AUTHORS.rst) * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ /* AUTHORS.rst */ /* * =============== * Duktape authors * =============== * * Copyright * ========= * * Duktape copyrights are held by its authors. Each author has a copyright * to their contribution, and agrees to irrevocably license the contribution * under the Duktape ``LICENSE.txt``. * * Authors * ======= * * Please include an e-mail address, a link to your GitHub profile, or something * similar to allow your contribution to be identified accurately. * * The following people have contributed code, website contents, or Wiki contents, * and agreed to irrevocably license their contributions under the Duktape * ``LICENSE.txt`` (in order of appearance): * * * Sami Vaarala * * Niki Dobrev * * Andreas \u00d6man * * L\u00e1szl\u00f3 Lang\u00f3 * * Legimet * * Karl Skomski * * Bruce Pascoe * * Ren\u00e9 Hollander * * Julien Hamaide (https://github.com/crazyjul) * * Sebastian G\u00f6tte (https://github.com/jaseg) * * Tomasz Magulski (https://github.com/magul) * * \D. Bohdan (https://github.com/dbohdan) * * Ond\u0159ej Jirman (https://github.com/megous) * * Sa\u00fal Ibarra Corretg\u00e9 * * Jeremy HU * * Ole Andr\u00e9 Vadla Ravn\u00e5s (https://github.com/oleavr) * * Harold Brenes (https://github.com/harold-b) * * Oliver Crow (https://github.com/ocrow) * * Jakub Ch\u0142api\u0144ski (https://github.com/jchlapinski) * * Brett Vickers (https://github.com/beevik) * * Dominik Okwieka (https://github.com/okitec) * * Remko Tron\u00e7on (https://el-tramo.be) * * Romero Malaquias (rbsm@ic.ufal.br) * * Michael Drake * * Other contributions * =================== * * The following people have contributed something other than code (e.g. reported * bugs, provided ideas, etc; roughly in order of appearance): * * * Greg Burns * * Anthony Rabine * * Carlos Costa * * Aur\u00e9lien Bouilland * * Preet Desai (Pris Matic) * * judofyr (http://www.reddit.com/user/judofyr) * * Jason Woofenden * * Micha\u0142 Przyby\u015b * * Anthony Howe * * Conrad Pankoff * * Jim Schimpf * * Rajaran Gaunker (https://github.com/zimbabao) * * Andreas \u00d6man * * Doug Sanden * * Josh Engebretson (https://github.com/JoshEngebretson) * * Remo Eichenberger (https://github.com/remoe) * * Mamod Mehyar (https://github.com/mamod) * * David Demelier (https://github.com/markand) * * Tim Caswell (https://github.com/creationix) * * Mitchell Blank Jr (https://github.com/mitchblank) * * https://github.com/yushli * * Seo Sanghyeon (https://github.com/sanxiyn) * * Han ChoongWoo (https://github.com/tunz) * * Joshua Peek (https://github.com/josh) * * Bruce E. Pascoe (https://github.com/fatcerberus) * * https://github.com/Kelledin * * https://github.com/sstruchtrup * * Michael Drake (https://github.com/tlsa) * * https://github.com/chris-y * * Laurent Zubiaur (https://github.com/lzubiaur) * * Neil Kolban (https://github.com/nkolban) * * If you are accidentally missing from this list, send me an e-mail * (``sami.vaarala@iki.fi``) and I'll fix the omission. */ #if !defined(DUKTAPE_H_INCLUDED) #define DUKTAPE_H_INCLUDED #define DUK_SINGLE_FILE /* * BEGIN PUBLIC API */ /* * Version and Git commit identification */ /* Duktape version, (major * 10000) + (minor * 100) + patch. Allows C code * to #if (DUK_VERSION >= NNN) against Duktape API version. The same value * is also available to Ecmascript code in Duktape.version. Unofficial * development snapshots have 99 for patch level (e.g. 0.10.99 would be a * development version after 0.10.0 but before the next official release). */ #define DUK_VERSION 20100L /* Git commit, describe, and branch for Duktape build. Useful for * non-official snapshot builds so that application code can easily log * which Duktape snapshot was used. Not available in the Ecmascript * environment. */ #define DUK_GIT_COMMIT "external" #define DUK_GIT_DESCRIBE "external" #define DUK_GIT_BRANCH "external" /* External duk_config.h provides platform/compiler/OS dependent * typedefs and macros, and DUK_USE_xxx config options so that * the rest of Duktape doesn't need to do any feature detection. * DUK_VERSION is defined before including so that configuration * snippets can react to it. */ #include "duk_config.h" /* * Avoid C++ name mangling */ #if defined(__cplusplus) extern "C" { #endif /* * Some defines forwarded from feature detection */ #undef DUK_API_VARIADIC_MACROS #if defined(DUK_USE_VARIADIC_MACROS) #define DUK_API_VARIADIC_MACROS #endif #define DUK_API_NORETURN(decl) DUK_NORETURN(decl) /* * Public API specific typedefs * * Many types are wrapped by Duktape for portability to rare platforms * where e.g. 'int' is a 16-bit type. See practical typing discussion * in Duktape web documentation. */ struct duk_thread_state; struct duk_memory_functions; struct duk_function_list_entry; struct duk_number_list_entry; struct duk_time_components; /* duk_context is now defined in duk_config.h because it may also be * referenced there by prototypes. */ typedef struct duk_thread_state duk_thread_state; typedef struct duk_memory_functions duk_memory_functions; typedef struct duk_function_list_entry duk_function_list_entry; typedef struct duk_number_list_entry duk_number_list_entry; typedef struct duk_time_components duk_time_components; typedef duk_ret_t (*duk_c_function)(duk_context *ctx); typedef void *(*duk_alloc_function) (void *udata, duk_size_t size); typedef void *(*duk_realloc_function) (void *udata, void *ptr, duk_size_t size); typedef void (*duk_free_function) (void *udata, void *ptr); typedef void (*duk_fatal_function) (void *udata, const char *msg); typedef void (*duk_decode_char_function) (void *udata, duk_codepoint_t codepoint); typedef duk_codepoint_t (*duk_map_char_function) (void *udata, duk_codepoint_t codepoint); typedef duk_ret_t (*duk_safe_call_function) (duk_context *ctx, void *udata); typedef duk_size_t (*duk_debug_read_function) (void *udata, char *buffer, duk_size_t length); typedef duk_size_t (*duk_debug_write_function) (void *udata, const char *buffer, duk_size_t length); typedef duk_size_t (*duk_debug_peek_function) (void *udata); typedef void (*duk_debug_read_flush_function) (void *udata); typedef void (*duk_debug_write_flush_function) (void *udata); typedef duk_idx_t (*duk_debug_request_function) (duk_context *ctx, void *udata, duk_idx_t nvalues); typedef void (*duk_debug_detached_function) (duk_context *ctx, void *udata); struct duk_thread_state { /* XXX: Enough space to hold internal suspend/resume structure. * This is rather awkward and to be fixed when the internal * structure is visible for the public API header. */ char data[128]; }; struct duk_memory_functions { duk_alloc_function alloc_func; duk_realloc_function realloc_func; duk_free_function free_func; void *udata; }; struct duk_function_list_entry { const char *key; duk_c_function value; duk_idx_t nargs; }; struct duk_number_list_entry { const char *key; duk_double_t value; }; struct duk_time_components { duk_double_t year; /* year, e.g. 2016, Ecmascript year range */ duk_double_t month; /* month: 1-12 */ duk_double_t day; /* day: 1-31 */ duk_double_t hours; /* hour: 0-59 */ duk_double_t minutes; /* minute: 0-59 */ duk_double_t seconds; /* second: 0-59 (in POSIX time no leap second) */ duk_double_t milliseconds; /* may contain sub-millisecond fractions */ duk_double_t weekday; /* weekday: 0-6, 0=Sunday, 1=Monday, ..., 6=Saturday */ }; /* * Constants */ /* Duktape debug protocol version used by this build. */ #define DUK_DEBUG_PROTOCOL_VERSION 2 /* Used to represent invalid index; if caller uses this without checking, * this index will map to a non-existent stack entry. Also used in some * API calls as a marker to denote "no value". */ #define DUK_INVALID_INDEX DUK_IDX_MIN /* Indicates that a native function does not have a fixed number of args, * and the argument stack should not be capped/extended at all. */ #define DUK_VARARGS ((duk_int_t) (-1)) /* Number of value stack entries (in addition to actual call arguments) * guaranteed to be allocated on entry to a Duktape/C function. */ #define DUK_API_ENTRY_STACK 64 /* Value types, used by e.g. duk_get_type() */ #define DUK_TYPE_MIN 0 #define DUK_TYPE_NONE 0 /* no value, e.g. invalid index */ #define DUK_TYPE_UNDEFINED 1 /* Ecmascript undefined */ #define DUK_TYPE_NULL 2 /* Ecmascript null */ #define DUK_TYPE_BOOLEAN 3 /* Ecmascript boolean: 0 or 1 */ #define DUK_TYPE_NUMBER 4 /* Ecmascript number: double */ #define DUK_TYPE_STRING 5 /* Ecmascript string: CESU-8 / extended UTF-8 encoded */ #define DUK_TYPE_OBJECT 6 /* Ecmascript object: includes objects, arrays, functions, threads */ #define DUK_TYPE_BUFFER 7 /* fixed or dynamic, garbage collected byte buffer */ #define DUK_TYPE_POINTER 8 /* raw void pointer */ #define DUK_TYPE_LIGHTFUNC 9 /* lightweight function pointer */ #define DUK_TYPE_MAX 9 /* Value mask types, used by e.g. duk_get_type_mask() */ #define DUK_TYPE_MASK_NONE (1 << DUK_TYPE_NONE) #define DUK_TYPE_MASK_UNDEFINED (1 << DUK_TYPE_UNDEFINED) #define DUK_TYPE_MASK_NULL (1 << DUK_TYPE_NULL) #define DUK_TYPE_MASK_BOOLEAN (1 << DUK_TYPE_BOOLEAN) #define DUK_TYPE_MASK_NUMBER (1 << DUK_TYPE_NUMBER) #define DUK_TYPE_MASK_STRING (1 << DUK_TYPE_STRING) #define DUK_TYPE_MASK_OBJECT (1 << DUK_TYPE_OBJECT) #define DUK_TYPE_MASK_BUFFER (1 << DUK_TYPE_BUFFER) #define DUK_TYPE_MASK_POINTER (1 << DUK_TYPE_POINTER) #define DUK_TYPE_MASK_LIGHTFUNC (1 << DUK_TYPE_LIGHTFUNC) #define DUK_TYPE_MASK_THROW (1 << 10) /* internal flag value: throw if mask doesn't match */ #define DUK_TYPE_MASK_PROMOTE (1 << 11) /* internal flag value: promote to object if mask matches */ /* Coercion hints */ #define DUK_HINT_NONE 0 /* prefer number, unless input is a Date, in which * case prefer string (E5 Section 8.12.8) */ #define DUK_HINT_STRING 1 /* prefer string */ #define DUK_HINT_NUMBER 2 /* prefer number */ /* Enumeration flags for duk_enum() */ #define DUK_ENUM_INCLUDE_NONENUMERABLE (1 << 0) /* enumerate non-numerable properties in addition to enumerable */ #define DUK_ENUM_INCLUDE_HIDDEN (1 << 1) /* enumerate hidden symbols too (in Duktape 1.x called internal properties) */ #define DUK_ENUM_INCLUDE_SYMBOLS (1 << 2) /* enumerate symbols */ #define DUK_ENUM_EXCLUDE_STRINGS (1 << 3) /* exclude strings */ #define DUK_ENUM_OWN_PROPERTIES_ONLY (1 << 4) /* don't walk prototype chain, only check own properties */ #define DUK_ENUM_ARRAY_INDICES_ONLY (1 << 5) /* only enumerate array indices */ #define DUK_ENUM_SORT_ARRAY_INDICES (1 << 6) /* sort array indices (applied to full enumeration result, including inherited array indices) */ #define DUK_ENUM_NO_PROXY_BEHAVIOR (1 << 7) /* enumerate a proxy object itself without invoking proxy behavior */ /* Compilation flags for duk_compile() and duk_eval() */ /* DUK_COMPILE_xxx bits 0-2 are reserved for an internal 'nargs' argument. */ #define DUK_COMPILE_EVAL (1 << 3) /* compile eval code (instead of global code) */ #define DUK_COMPILE_FUNCTION (1 << 4) /* compile function code (instead of global code) */ #define DUK_COMPILE_STRICT (1 << 5) /* use strict (outer) context for global, eval, or function code */ #define DUK_COMPILE_SHEBANG (1 << 6) /* allow shebang ('#! ...') comment on first line of source */ #define DUK_COMPILE_SAFE (1 << 7) /* (internal) catch compilation errors */ #define DUK_COMPILE_NORESULT (1 << 8) /* (internal) omit eval result */ #define DUK_COMPILE_NOSOURCE (1 << 9) /* (internal) no source string on stack */ #define DUK_COMPILE_STRLEN (1 << 10) /* (internal) take strlen() of src_buffer (avoids double evaluation in macro) */ #define DUK_COMPILE_NOFILENAME (1 << 11) /* (internal) no filename on stack */ #define DUK_COMPILE_FUNCEXPR (1 << 12) /* (internal) source is a function expression (used for Function constructor) */ /* Flags for duk_def_prop() and its variants */ #define DUK_DEFPROP_WRITABLE (1 << 0) /* set writable (effective if DUK_DEFPROP_HAVE_WRITABLE set) */ #define DUK_DEFPROP_ENUMERABLE (1 << 1) /* set enumerable (effective if DUK_DEFPROP_HAVE_ENUMERABLE set) */ #define DUK_DEFPROP_CONFIGURABLE (1 << 2) /* set configurable (effective if DUK_DEFPROP_HAVE_CONFIGURABLE set) */ #define DUK_DEFPROP_HAVE_WRITABLE (1 << 3) /* set/clear writable */ #define DUK_DEFPROP_HAVE_ENUMERABLE (1 << 4) /* set/clear enumerable */ #define DUK_DEFPROP_HAVE_CONFIGURABLE (1 << 5) /* set/clear configurable */ #define DUK_DEFPROP_HAVE_VALUE (1 << 6) /* set value (given on value stack) */ #define DUK_DEFPROP_HAVE_GETTER (1 << 7) /* set getter (given on value stack) */ #define DUK_DEFPROP_HAVE_SETTER (1 << 8) /* set setter (given on value stack) */ #define DUK_DEFPROP_FORCE (1 << 9) /* force change if possible, may still fail for e.g. virtual properties */ #define DUK_DEFPROP_SET_WRITABLE (DUK_DEFPROP_HAVE_WRITABLE | DUK_DEFPROP_WRITABLE) #define DUK_DEFPROP_CLEAR_WRITABLE DUK_DEFPROP_HAVE_WRITABLE #define DUK_DEFPROP_SET_ENUMERABLE (DUK_DEFPROP_HAVE_ENUMERABLE | DUK_DEFPROP_ENUMERABLE) #define DUK_DEFPROP_CLEAR_ENUMERABLE DUK_DEFPROP_HAVE_ENUMERABLE #define DUK_DEFPROP_SET_CONFIGURABLE (DUK_DEFPROP_HAVE_CONFIGURABLE | DUK_DEFPROP_CONFIGURABLE) #define DUK_DEFPROP_CLEAR_CONFIGURABLE DUK_DEFPROP_HAVE_CONFIGURABLE /* Flags for duk_push_thread_raw() */ #define DUK_THREAD_NEW_GLOBAL_ENV (1 << 0) /* create a new global environment */ /* Flags for duk_gc() */ #define DUK_GC_COMPACT (1 << 0) /* compact heap objects */ /* Error codes (must be 8 bits at most, see duk_error.h) */ #define DUK_ERR_NONE 0 /* no error (e.g. from duk_get_error_code()) */ #define DUK_ERR_ERROR 1 /* Error */ #define DUK_ERR_EVAL_ERROR 2 /* EvalError */ #define DUK_ERR_RANGE_ERROR 3 /* RangeError */ #define DUK_ERR_REFERENCE_ERROR 4 /* ReferenceError */ #define DUK_ERR_SYNTAX_ERROR 5 /* SyntaxError */ #define DUK_ERR_TYPE_ERROR 6 /* TypeError */ #define DUK_ERR_URI_ERROR 7 /* URIError */ /* Return codes for C functions (shortcut for throwing an error) */ #define DUK_RET_ERROR (-DUK_ERR_ERROR) #define DUK_RET_EVAL_ERROR (-DUK_ERR_EVAL_ERROR) #define DUK_RET_RANGE_ERROR (-DUK_ERR_RANGE_ERROR) #define DUK_RET_REFERENCE_ERROR (-DUK_ERR_REFERENCE_ERROR) #define DUK_RET_SYNTAX_ERROR (-DUK_ERR_SYNTAX_ERROR) #define DUK_RET_TYPE_ERROR (-DUK_ERR_TYPE_ERROR) #define DUK_RET_URI_ERROR (-DUK_ERR_URI_ERROR) /* Return codes for protected calls (duk_safe_call(), duk_pcall()) */ #define DUK_EXEC_SUCCESS 0 #define DUK_EXEC_ERROR 1 /* Debug levels for DUK_USE_DEBUG_WRITE(). */ #define DUK_LEVEL_DEBUG 0 #define DUK_LEVEL_DDEBUG 1 #define DUK_LEVEL_DDDEBUG 2 /* * If no variadic macros, __FILE__ and __LINE__ are passed through globals * which is ugly and not thread safe. */ #if !defined(DUK_API_VARIADIC_MACROS) DUK_EXTERNAL_DECL const char *duk_api_global_filename; DUK_EXTERNAL_DECL duk_int_t duk_api_global_line; #endif /* * Context management */ DUK_EXTERNAL_DECL duk_context *duk_create_heap(duk_alloc_function alloc_func, duk_realloc_function realloc_func, duk_free_function free_func, void *heap_udata, duk_fatal_function fatal_handler); DUK_EXTERNAL_DECL void duk_destroy_heap(duk_context *ctx); DUK_EXTERNAL_DECL void duk_suspend(duk_context *ctx, duk_thread_state *state); DUK_EXTERNAL_DECL void duk_resume(duk_context *ctx, const duk_thread_state *state); #define duk_create_heap_default() \ duk_create_heap(NULL, NULL, NULL, NULL, NULL) /* * Memory management * * Raw functions have no side effects (cannot trigger GC). */ DUK_EXTERNAL_DECL void *duk_alloc_raw(duk_context *ctx, duk_size_t size); DUK_EXTERNAL_DECL void duk_free_raw(duk_context *ctx, void *ptr); DUK_EXTERNAL_DECL void *duk_realloc_raw(duk_context *ctx, void *ptr, duk_size_t size); DUK_EXTERNAL_DECL void *duk_alloc(duk_context *ctx, duk_size_t size); DUK_EXTERNAL_DECL void duk_free(duk_context *ctx, void *ptr); DUK_EXTERNAL_DECL void *duk_realloc(duk_context *ctx, void *ptr, duk_size_t size); DUK_EXTERNAL_DECL void duk_get_memory_functions(duk_context *ctx, duk_memory_functions *out_funcs); DUK_EXTERNAL_DECL void duk_gc(duk_context *ctx, duk_uint_t flags); /* * Error handling */ DUK_API_NORETURN(DUK_EXTERNAL_DECL void duk_throw_raw(duk_context *ctx)); #define duk_throw(ctx) \ (duk_throw_raw((ctx)), (duk_ret_t) 0) DUK_API_NORETURN(DUK_EXTERNAL_DECL void duk_fatal_raw(duk_context *ctx, const char *err_msg)); #define duk_fatal(ctx,err_msg) \ (duk_fatal_raw((ctx), (err_msg)), (duk_ret_t) 0) DUK_API_NORETURN(DUK_EXTERNAL_DECL void duk_error_raw(duk_context *ctx, duk_errcode_t err_code, const char *filename, duk_int_t line, const char *fmt, ...)); #if defined(DUK_API_VARIADIC_MACROS) #define duk_error(ctx,err_code,...) \ (duk_error_raw((ctx), (duk_errcode_t) (err_code), (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0) #define duk_generic_error(ctx,...) \ (duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0) #define duk_eval_error(ctx,...) \ (duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_EVAL_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0) #define duk_range_error(ctx,...) \ (duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_RANGE_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0) #define duk_reference_error(ctx,...) \ (duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_REFERENCE_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0) #define duk_syntax_error(ctx,...) \ (duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_SYNTAX_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0) #define duk_type_error(ctx,...) \ (duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_TYPE_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0) #define duk_uri_error(ctx,...) \ (duk_error_raw((ctx), (duk_errcode_t) DUK_ERR_URI_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__), (duk_ret_t) 0) #else /* DUK_API_VARIADIC_MACROS */ /* For legacy compilers without variadic macros a macro hack is used to allow * variable arguments. While the macro allows "return duk_error(...)", it * will fail with e.g. "(void) duk_error(...)". The calls are noreturn but * with a return value to allow the "return duk_error(...)" idiom. This may * cause some compiler warnings, but without noreturn the generated code is * often worse. The same approach as with variadic macros (using * "(duk_error(...), 0)") won't work due to the macro hack structure. */ DUK_API_NORETURN(DUK_EXTERNAL_DECL duk_ret_t duk_error_stash(duk_context *ctx, duk_errcode_t err_code, const char *fmt, ...)); DUK_API_NORETURN(DUK_EXTERNAL_DECL duk_ret_t duk_generic_error_stash(duk_context *ctx, const char *fmt, ...)); DUK_API_NORETURN(DUK_EXTERNAL_DECL duk_ret_t duk_eval_error_stash(duk_context *ctx, const char *fmt, ...)); DUK_API_NORETURN(DUK_EXTERNAL_DECL duk_ret_t duk_range_error_stash(duk_context *ctx, const char *fmt, ...)); DUK_API_NORETURN(DUK_EXTERNAL_DECL duk_ret_t duk_reference_error_stash(duk_context *ctx, const char *fmt, ...)); DUK_API_NORETURN(DUK_EXTERNAL_DECL duk_ret_t duk_syntax_error_stash(duk_context *ctx, const char *fmt, ...)); DUK_API_NORETURN(DUK_EXTERNAL_DECL duk_ret_t duk_type_error_stash(duk_context *ctx, const char *fmt, ...)); DUK_API_NORETURN(DUK_EXTERNAL_DECL duk_ret_t duk_uri_error_stash(duk_context *ctx, const char *fmt, ...)); #define duk_error \ (duk_api_global_filename = (const char *) (DUK_FILE_MACRO), \ duk_api_global_line = (duk_int_t) (DUK_LINE_MACRO), \ duk_error_stash) /* last value is func pointer, arguments follow in parens */ #define duk_generic_error \ (duk_api_global_filename = (const char *) (DUK_FILE_MACRO), \ duk_api_global_line = (duk_int_t) (DUK_LINE_MACRO), \ duk_generic_error_stash) #define duk_eval_error \ (duk_api_global_filename = (const char *) (DUK_FILE_MACRO), \ duk_api_global_line = (duk_int_t) (DUK_LINE_MACRO), \ duk_eval_error_stash) #define duk_range_error \ (duk_api_global_filename = (const char *) (DUK_FILE_MACRO), \ duk_api_global_line = (duk_int_t) (DUK_LINE_MACRO), \ duk_range_error_stash) #define duk_reference_error \ (duk_api_global_filename = (const char *) (DUK_FILE_MACRO), \ duk_api_global_line = (duk_int_t) (DUK_LINE_MACRO), \ duk_reference_error_stash) #define duk_syntax_error \ (duk_api_global_filename = (const char *) (DUK_FILE_MACRO), \ duk_api_global_line = (duk_int_t) (DUK_LINE_MACRO), \ duk_syntax_error_stash) #define duk_type_error \ (duk_api_global_filename = (const char *) (DUK_FILE_MACRO), \ duk_api_global_line = (duk_int_t) (DUK_LINE_MACRO), \ duk_type_error_stash) #define duk_uri_error \ (duk_api_global_filename = (const char *) (DUK_FILE_MACRO), \ duk_api_global_line = (duk_int_t) (DUK_LINE_MACRO), \ duk_uri_error_stash) #endif /* DUK_API_VARIADIC_MACROS */ DUK_API_NORETURN(DUK_EXTERNAL_DECL void duk_error_va_raw(duk_context *ctx, duk_errcode_t err_code, const char *filename, duk_int_t line, const char *fmt, va_list ap)); #define duk_error_va(ctx,err_code,fmt,ap) \ (duk_error_va_raw((ctx), (duk_errcode_t) (err_code), (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), (fmt), (ap)), (duk_ret_t) 0) #define duk_generic_error_va(ctx,fmt,ap) \ (duk_error_va_raw((ctx), (duk_errcode_t) DUK_ERR_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), (fmt), (ap)), (duk_ret_t) 0) #define duk_eval_error_va(ctx,fmt,ap) \ (duk_error_va_raw((ctx), (duk_errcode_t) DUK_ERR_EVAL_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), (fmt), (ap)), (duk_ret_t) 0) #define duk_range_error_va(ctx,fmt,ap) \ (duk_error_va_raw((ctx), (duk_errcode_t) DUK_ERR_RANGE_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), (fmt), (ap)), (duk_ret_t) 0) #define duk_reference_error_va(ctx,fmt,ap) \ (duk_error_va_raw((ctx), (duk_errcode_t) DUK_ERR_REFERENCE_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), (fmt), (ap)), (duk_ret_t) 0) #define duk_syntax_error_va(ctx,fmt,ap) \ (duk_error_va_raw((ctx), (duk_errcode_t) DUK_ERR_SYNTAX_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), (fmt), (ap)), (duk_ret_t) 0) #define duk_type_error_va(ctx,fmt,ap) \ (duk_error_va_raw((ctx), (duk_errcode_t) DUK_ERR_TYPE_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), (fmt), (ap)), (duk_ret_t) 0) #define duk_uri_error_va(ctx,fmt,ap) \ (duk_error_va_raw((ctx), (duk_errcode_t) DUK_ERR_URI_ERROR, (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), (fmt), (ap)), (duk_ret_t) 0) /* * Other state related functions */ DUK_EXTERNAL_DECL duk_bool_t duk_is_strict_call(duk_context *ctx); DUK_EXTERNAL_DECL duk_bool_t duk_is_constructor_call(duk_context *ctx); /* * Stack management */ DUK_EXTERNAL_DECL duk_idx_t duk_normalize_index(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_idx_t duk_require_normalize_index(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_valid_index(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_require_valid_index(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_idx_t duk_get_top(duk_context *ctx); DUK_EXTERNAL_DECL void duk_set_top(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_idx_t duk_get_top_index(duk_context *ctx); DUK_EXTERNAL_DECL duk_idx_t duk_require_top_index(duk_context *ctx); /* Although extra/top could be an unsigned type here, using a signed type * makes the API more robust to calling code calculation errors or corner * cases (where caller might occasionally come up with negative values). * Negative values are treated as zero, which is better than casting them * to a large unsigned number. (This principle is used elsewhere in the * API too.) */ DUK_EXTERNAL_DECL duk_bool_t duk_check_stack(duk_context *ctx, duk_idx_t extra); DUK_EXTERNAL_DECL void duk_require_stack(duk_context *ctx, duk_idx_t extra); DUK_EXTERNAL_DECL duk_bool_t duk_check_stack_top(duk_context *ctx, duk_idx_t top); DUK_EXTERNAL_DECL void duk_require_stack_top(duk_context *ctx, duk_idx_t top); /* * Stack manipulation (other than push/pop) */ DUK_EXTERNAL_DECL void duk_swap(duk_context *ctx, duk_idx_t idx1, duk_idx_t idx2); DUK_EXTERNAL_DECL void duk_swap_top(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_dup(duk_context *ctx, duk_idx_t from_idx); DUK_EXTERNAL_DECL void duk_dup_top(duk_context *ctx); DUK_EXTERNAL_DECL void duk_insert(duk_context *ctx, duk_idx_t to_idx); DUK_EXTERNAL_DECL void duk_replace(duk_context *ctx, duk_idx_t to_idx); DUK_EXTERNAL_DECL void duk_copy(duk_context *ctx, duk_idx_t from_idx, duk_idx_t to_idx); DUK_EXTERNAL_DECL void duk_remove(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_xcopymove_raw(duk_context *to_ctx, duk_context *from_ctx, duk_idx_t count, duk_bool_t is_copy); #define duk_xmove_top(to_ctx,from_ctx,count) \ duk_xcopymove_raw((to_ctx), (from_ctx), (count), 0 /*is_copy*/) #define duk_xcopy_top(to_ctx,from_ctx,count) \ duk_xcopymove_raw((to_ctx), (from_ctx), (count), 1 /*is_copy*/) /* * Push operations * * Push functions return the absolute (relative to bottom of frame) * position of the pushed value for convenience. * * Note: duk_dup() is technically a push. */ DUK_EXTERNAL_DECL void duk_push_undefined(duk_context *ctx); DUK_EXTERNAL_DECL void duk_push_null(duk_context *ctx); DUK_EXTERNAL_DECL void duk_push_boolean(duk_context *ctx, duk_bool_t val); DUK_EXTERNAL_DECL void duk_push_true(duk_context *ctx); DUK_EXTERNAL_DECL void duk_push_false(duk_context *ctx); DUK_EXTERNAL_DECL void duk_push_number(duk_context *ctx, duk_double_t val); DUK_EXTERNAL_DECL void duk_push_nan(duk_context *ctx); DUK_EXTERNAL_DECL void duk_push_int(duk_context *ctx, duk_int_t val); DUK_EXTERNAL_DECL void duk_push_uint(duk_context *ctx, duk_uint_t val); DUK_EXTERNAL_DECL const char *duk_push_string(duk_context *ctx, const char *str); DUK_EXTERNAL_DECL const char *duk_push_lstring(duk_context *ctx, const char *str, duk_size_t len); DUK_EXTERNAL_DECL void duk_push_pointer(duk_context *ctx, void *p); DUK_EXTERNAL_DECL const char *duk_push_sprintf(duk_context *ctx, const char *fmt, ...); DUK_EXTERNAL_DECL const char *duk_push_vsprintf(duk_context *ctx, const char *fmt, va_list ap); DUK_EXTERNAL_DECL void duk_push_this(duk_context *ctx); DUK_EXTERNAL_DECL void duk_push_current_function(duk_context *ctx); DUK_EXTERNAL_DECL void duk_push_current_thread(duk_context *ctx); DUK_EXTERNAL_DECL void duk_push_global_object(duk_context *ctx); DUK_EXTERNAL_DECL void duk_push_heap_stash(duk_context *ctx); DUK_EXTERNAL_DECL void duk_push_global_stash(duk_context *ctx); DUK_EXTERNAL_DECL void duk_push_thread_stash(duk_context *ctx, duk_context *target_ctx); DUK_EXTERNAL_DECL duk_idx_t duk_push_object(duk_context *ctx); DUK_EXTERNAL_DECL duk_idx_t duk_push_bare_object(duk_context *ctx); DUK_EXTERNAL_DECL duk_idx_t duk_push_array(duk_context *ctx); DUK_EXTERNAL_DECL duk_idx_t duk_push_c_function(duk_context *ctx, duk_c_function func, duk_idx_t nargs); DUK_EXTERNAL_DECL duk_idx_t duk_push_c_lightfunc(duk_context *ctx, duk_c_function func, duk_idx_t nargs, duk_idx_t length, duk_int_t magic); DUK_EXTERNAL_DECL duk_idx_t duk_push_thread_raw(duk_context *ctx, duk_uint_t flags); #define duk_push_thread(ctx) \ duk_push_thread_raw((ctx), 0 /*flags*/) #define duk_push_thread_new_globalenv(ctx) \ duk_push_thread_raw((ctx), DUK_THREAD_NEW_GLOBAL_ENV /*flags*/) DUK_EXTERNAL_DECL duk_idx_t duk_push_error_object_raw(duk_context *ctx, duk_errcode_t err_code, const char *filename, duk_int_t line, const char *fmt, ...); #if defined(DUK_API_VARIADIC_MACROS) #define duk_push_error_object(ctx,err_code,...) \ duk_push_error_object_raw((ctx), (err_code), (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__) #else DUK_EXTERNAL_DECL duk_idx_t duk_push_error_object_stash(duk_context *ctx, duk_errcode_t err_code, const char *fmt, ...); /* Note: parentheses are required so that the comma expression works in assignments. */ #define duk_push_error_object \ (duk_api_global_filename = (const char *) (DUK_FILE_MACRO), \ duk_api_global_line = (duk_int_t) (DUK_LINE_MACRO), \ duk_push_error_object_stash) /* last value is func pointer, arguments follow in parens */ #endif DUK_EXTERNAL_DECL duk_idx_t duk_push_error_object_va_raw(duk_context *ctx, duk_errcode_t err_code, const char *filename, duk_int_t line, const char *fmt, va_list ap); #define duk_push_error_object_va(ctx,err_code,fmt,ap) \ duk_push_error_object_va_raw((ctx), (err_code), (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), (fmt), (ap)) #define DUK_BUF_FLAG_DYNAMIC (1 << 0) /* internal flag: dynamic buffer */ #define DUK_BUF_FLAG_EXTERNAL (1 << 1) /* internal flag: external buffer */ #define DUK_BUF_FLAG_NOZERO (1 << 2) /* internal flag: don't zero allocated buffer */ DUK_EXTERNAL_DECL void *duk_push_buffer_raw(duk_context *ctx, duk_size_t size, duk_small_uint_t flags); #define duk_push_buffer(ctx,size,dynamic) \ duk_push_buffer_raw((ctx), (size), (dynamic) ? DUK_BUF_FLAG_DYNAMIC : 0) #define duk_push_fixed_buffer(ctx,size) \ duk_push_buffer_raw((ctx), (size), 0 /*flags*/) #define duk_push_dynamic_buffer(ctx,size) \ duk_push_buffer_raw((ctx), (size), DUK_BUF_FLAG_DYNAMIC /*flags*/) #define duk_push_external_buffer(ctx) \ ((void) duk_push_buffer_raw((ctx), 0, DUK_BUF_FLAG_DYNAMIC | DUK_BUF_FLAG_EXTERNAL)) #define DUK_BUFOBJ_ARRAYBUFFER 0 #define DUK_BUFOBJ_NODEJS_BUFFER 1 #define DUK_BUFOBJ_DATAVIEW 2 #define DUK_BUFOBJ_INT8ARRAY 3 #define DUK_BUFOBJ_UINT8ARRAY 4 #define DUK_BUFOBJ_UINT8CLAMPEDARRAY 5 #define DUK_BUFOBJ_INT16ARRAY 6 #define DUK_BUFOBJ_UINT16ARRAY 7 #define DUK_BUFOBJ_INT32ARRAY 8 #define DUK_BUFOBJ_UINT32ARRAY 9 #define DUK_BUFOBJ_FLOAT32ARRAY 10 #define DUK_BUFOBJ_FLOAT64ARRAY 11 DUK_EXTERNAL_DECL void duk_push_buffer_object(duk_context *ctx, duk_idx_t idx_buffer, duk_size_t byte_offset, duk_size_t byte_length, duk_uint_t flags); DUK_EXTERNAL_DECL duk_idx_t duk_push_heapptr(duk_context *ctx, void *ptr); /* * Pop operations */ DUK_EXTERNAL_DECL void duk_pop(duk_context *ctx); DUK_EXTERNAL_DECL void duk_pop_n(duk_context *ctx, duk_idx_t count); DUK_EXTERNAL_DECL void duk_pop_2(duk_context *ctx); DUK_EXTERNAL_DECL void duk_pop_3(duk_context *ctx); /* * Type checks * * duk_is_none(), which would indicate whether index it outside of stack, * is not needed; duk_is_valid_index() gives the same information. */ DUK_EXTERNAL_DECL duk_int_t duk_get_type(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_check_type(duk_context *ctx, duk_idx_t idx, duk_int_t type); DUK_EXTERNAL_DECL duk_uint_t duk_get_type_mask(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_check_type_mask(duk_context *ctx, duk_idx_t idx, duk_uint_t mask); DUK_EXTERNAL_DECL duk_bool_t duk_is_undefined(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_null(duk_context *ctx, duk_idx_t idx); #define duk_is_null_or_undefined(ctx, idx) \ ((duk_get_type_mask((ctx), (idx)) & (DUK_TYPE_MASK_NULL | DUK_TYPE_MASK_UNDEFINED)) ? 1 : 0) DUK_EXTERNAL_DECL duk_bool_t duk_is_boolean(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_number(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_nan(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_string(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_object(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_buffer(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_buffer_data(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_pointer(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_lightfunc(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_symbol(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_array(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_function(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_c_function(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_ecmascript_function(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_bound_function(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_thread(duk_context *ctx, duk_idx_t idx); #define duk_is_callable(ctx,idx) \ duk_is_function((ctx), (idx)) DUK_EXTERNAL_DECL duk_bool_t duk_is_dynamic_buffer(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_fixed_buffer(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_is_external_buffer(duk_context *ctx, duk_idx_t idx); /* Buffers and lightfuncs are not considered primitive because they mimic * objects and e.g. duk_to_primitive() will coerce them instead of returning * them as is. Symbols are represented as strings internally. */ #define duk_is_primitive(ctx,idx) \ duk_check_type_mask((ctx), (idx), DUK_TYPE_MASK_UNDEFINED | \ DUK_TYPE_MASK_NULL | \ DUK_TYPE_MASK_BOOLEAN | \ DUK_TYPE_MASK_NUMBER | \ DUK_TYPE_MASK_STRING | \ DUK_TYPE_MASK_POINTER) /* Symbols are object coercible, covered by DUK_TYPE_MASK_STRING. */ #define duk_is_object_coercible(ctx,idx) \ duk_check_type_mask((ctx), (idx), DUK_TYPE_MASK_BOOLEAN | \ DUK_TYPE_MASK_NUMBER | \ DUK_TYPE_MASK_STRING | \ DUK_TYPE_MASK_OBJECT | \ DUK_TYPE_MASK_BUFFER | \ DUK_TYPE_MASK_POINTER | \ DUK_TYPE_MASK_LIGHTFUNC) DUK_EXTERNAL_DECL duk_errcode_t duk_get_error_code(duk_context *ctx, duk_idx_t idx); #define duk_is_error(ctx,idx) \ (duk_get_error_code((ctx), (idx)) != 0) #define duk_is_eval_error(ctx,idx) \ (duk_get_error_code((ctx), (idx)) == DUK_ERR_EVAL_ERROR) #define duk_is_range_error(ctx,idx) \ (duk_get_error_code((ctx), (idx)) == DUK_ERR_RANGE_ERROR) #define duk_is_reference_error(ctx,idx) \ (duk_get_error_code((ctx), (idx)) == DUK_ERR_REFERENCE_ERROR) #define duk_is_syntax_error(ctx,idx) \ (duk_get_error_code((ctx), (idx)) == DUK_ERR_SYNTAX_ERROR) #define duk_is_type_error(ctx,idx) \ (duk_get_error_code((ctx), (idx)) == DUK_ERR_TYPE_ERROR) #define duk_is_uri_error(ctx,idx) \ (duk_get_error_code((ctx), (idx)) == DUK_ERR_URI_ERROR) /* * Get operations: no coercion, returns default value for invalid * indices and invalid value types. * * duk_get_undefined() and duk_get_null() would be pointless and * are not included. */ DUK_EXTERNAL_DECL duk_bool_t duk_get_boolean(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_double_t duk_get_number(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_int_t duk_get_int(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_uint_t duk_get_uint(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL const char *duk_get_string(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL const char *duk_get_lstring(duk_context *ctx, duk_idx_t idx, duk_size_t *out_len); DUK_EXTERNAL_DECL void *duk_get_buffer(duk_context *ctx, duk_idx_t idx, duk_size_t *out_size); DUK_EXTERNAL_DECL void *duk_get_buffer_data(duk_context *ctx, duk_idx_t idx, duk_size_t *out_size); DUK_EXTERNAL_DECL void *duk_get_pointer(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_c_function duk_get_c_function(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_context *duk_get_context(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void *duk_get_heapptr(duk_context *ctx, duk_idx_t idx); /* * Get-with-explicit default operations: like get operations but with an * explicit default value. */ DUK_EXTERNAL_DECL duk_bool_t duk_get_boolean_default(duk_context *ctx, duk_idx_t idx, duk_bool_t def_value); DUK_EXTERNAL_DECL duk_double_t duk_get_number_default(duk_context *ctx, duk_idx_t idx, duk_double_t def_value); DUK_EXTERNAL_DECL duk_int_t duk_get_int_default(duk_context *ctx, duk_idx_t idx, duk_int_t def_value); DUK_EXTERNAL_DECL duk_uint_t duk_get_uint_default(duk_context *ctx, duk_idx_t idx, duk_uint_t def_value); DUK_EXTERNAL_DECL const char *duk_get_string_default(duk_context *ctx, duk_idx_t idx, const char *def_value); DUK_EXTERNAL_DECL const char *duk_get_lstring_default(duk_context *ctx, duk_idx_t idx, duk_size_t *out_len, const char *def_ptr, duk_size_t def_len); DUK_EXTERNAL_DECL void *duk_get_buffer_default(duk_context *ctx, duk_idx_t idx, duk_size_t *out_size, void *def_ptr, duk_size_t def_len); DUK_EXTERNAL_DECL void *duk_get_buffer_data_default(duk_context *ctx, duk_idx_t idx, duk_size_t *out_size, void *def_ptr, duk_size_t def_len); DUK_EXTERNAL_DECL void *duk_get_pointer_default(duk_context *ctx, duk_idx_t idx, void *def_value); DUK_EXTERNAL_DECL duk_c_function duk_get_c_function_default(duk_context *ctx, duk_idx_t idx, duk_c_function def_value); DUK_EXTERNAL_DECL duk_context *duk_get_context_default(duk_context *ctx, duk_idx_t idx, duk_context *def_value); DUK_EXTERNAL_DECL void *duk_get_heapptr_default(duk_context *ctx, duk_idx_t idx, void *def_value); /* * Opt operations: like require operations but with an explicit default value * when value is undefined or index is invalid, null and non-matching types * cause a TypeError. */ DUK_EXTERNAL_DECL duk_bool_t duk_opt_boolean(duk_context *ctx, duk_idx_t idx, duk_bool_t def_value); DUK_EXTERNAL_DECL duk_double_t duk_opt_number(duk_context *ctx, duk_idx_t idx, duk_double_t def_value); DUK_EXTERNAL_DECL duk_int_t duk_opt_int(duk_context *ctx, duk_idx_t idx, duk_int_t def_value); DUK_EXTERNAL_DECL duk_uint_t duk_opt_uint(duk_context *ctx, duk_idx_t idx, duk_uint_t def_value); DUK_EXTERNAL_DECL const char *duk_opt_string(duk_context *ctx, duk_idx_t idx, const char *def_ptr); DUK_EXTERNAL_DECL const char *duk_opt_lstring(duk_context *ctx, duk_idx_t idx, duk_size_t *out_len, const char *def_ptr, duk_size_t def_len); DUK_EXTERNAL_DECL void *duk_opt_buffer(duk_context *ctx, duk_idx_t idx, duk_size_t *out_size, void *def_ptr, duk_size_t def_size); DUK_EXTERNAL_DECL void *duk_opt_buffer_data(duk_context *ctx, duk_idx_t idx, duk_size_t *out_size, void *def_ptr, duk_size_t def_size); DUK_EXTERNAL_DECL void *duk_opt_pointer(duk_context *ctx, duk_idx_t idx, void *def_value); DUK_EXTERNAL_DECL duk_c_function duk_opt_c_function(duk_context *ctx, duk_idx_t idx, duk_c_function def_value); DUK_EXTERNAL_DECL duk_context *duk_opt_context(duk_context *ctx, duk_idx_t idx, duk_context *def_value); DUK_EXTERNAL_DECL void *duk_opt_heapptr(duk_context *ctx, duk_idx_t idx, void *def_value); /* * Require operations: no coercion, throw error if index or type * is incorrect. No defaulting. */ #define duk_require_type_mask(ctx,idx,mask) \ ((void) duk_check_type_mask((ctx), (idx), (mask) | DUK_TYPE_MASK_THROW)) DUK_EXTERNAL_DECL void duk_require_undefined(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_require_null(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_require_boolean(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_double_t duk_require_number(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_int_t duk_require_int(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_uint_t duk_require_uint(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL const char *duk_require_string(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL const char *duk_require_lstring(duk_context *ctx, duk_idx_t idx, duk_size_t *out_len); DUK_EXTERNAL_DECL void *duk_require_buffer(duk_context *ctx, duk_idx_t idx, duk_size_t *out_size); DUK_EXTERNAL_DECL void *duk_require_buffer_data(duk_context *ctx, duk_idx_t idx, duk_size_t *out_size); DUK_EXTERNAL_DECL void *duk_require_pointer(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_c_function duk_require_c_function(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_context *duk_require_context(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_require_function(duk_context *ctx, duk_idx_t idx); #define duk_require_callable(ctx,idx) \ duk_require_function((ctx), (idx)) DUK_EXTERNAL_DECL void *duk_require_heapptr(duk_context *ctx, duk_idx_t idx); /* Symbols are object coercible and covered by DUK_TYPE_MASK_STRING. */ #define duk_require_object_coercible(ctx,idx) \ ((void) duk_check_type_mask((ctx), (idx), DUK_TYPE_MASK_BOOLEAN | \ DUK_TYPE_MASK_NUMBER | \ DUK_TYPE_MASK_STRING | \ DUK_TYPE_MASK_OBJECT | \ DUK_TYPE_MASK_BUFFER | \ DUK_TYPE_MASK_POINTER | \ DUK_TYPE_MASK_LIGHTFUNC | \ DUK_TYPE_MASK_THROW)) /* * Coercion operations: in-place coercion, return coerced value where * applicable. If index is invalid, throw error. Some coercions may * throw an expected error (e.g. from a toString() or valueOf() call) * or an internal error (e.g. from out of memory). */ DUK_EXTERNAL_DECL void duk_to_undefined(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_to_null(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_bool_t duk_to_boolean(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_double_t duk_to_number(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_int_t duk_to_int(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_uint_t duk_to_uint(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_int32_t duk_to_int32(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_uint32_t duk_to_uint32(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_uint16_t duk_to_uint16(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL const char *duk_to_string(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL const char *duk_to_lstring(duk_context *ctx, duk_idx_t idx, duk_size_t *out_len); DUK_EXTERNAL_DECL void *duk_to_buffer_raw(duk_context *ctx, duk_idx_t idx, duk_size_t *out_size, duk_uint_t flags); DUK_EXTERNAL_DECL void *duk_to_pointer(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_to_object(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_to_primitive(duk_context *ctx, duk_idx_t idx, duk_int_t hint); #define DUK_BUF_MODE_FIXED 0 /* internal: request fixed buffer result */ #define DUK_BUF_MODE_DYNAMIC 1 /* internal: request dynamic buffer result */ #define DUK_BUF_MODE_DONTCARE 2 /* internal: don't care about fixed/dynamic nature */ #define duk_to_buffer(ctx,idx,out_size) \ duk_to_buffer_raw((ctx), (idx), (out_size), DUK_BUF_MODE_DONTCARE) #define duk_to_fixed_buffer(ctx,idx,out_size) \ duk_to_buffer_raw((ctx), (idx), (out_size), DUK_BUF_MODE_FIXED) #define duk_to_dynamic_buffer(ctx,idx,out_size) \ duk_to_buffer_raw((ctx), (idx), (out_size), DUK_BUF_MODE_DYNAMIC) /* safe variants of a few coercion operations */ DUK_EXTERNAL_DECL const char *duk_safe_to_lstring(duk_context *ctx, duk_idx_t idx, duk_size_t *out_len); #define duk_safe_to_string(ctx,idx) \ duk_safe_to_lstring((ctx), (idx), NULL) /* * Value length */ DUK_EXTERNAL_DECL duk_size_t duk_get_length(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_set_length(duk_context *ctx, duk_idx_t idx, duk_size_t len); #if 0 /* duk_require_length()? */ /* duk_opt_length()? */ #endif /* * Misc conversion */ DUK_EXTERNAL_DECL const char *duk_base64_encode(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_base64_decode(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL const char *duk_hex_encode(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_hex_decode(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL const char *duk_json_encode(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_json_decode(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL const char *duk_buffer_to_string(duk_context *ctx, duk_idx_t idx); /* * Buffer */ DUK_EXTERNAL_DECL void *duk_resize_buffer(duk_context *ctx, duk_idx_t idx, duk_size_t new_size); DUK_EXTERNAL_DECL void *duk_steal_buffer(duk_context *ctx, duk_idx_t idx, duk_size_t *out_size); DUK_EXTERNAL_DECL void duk_config_buffer(duk_context *ctx, duk_idx_t idx, void *ptr, duk_size_t len); /* * Property access * * The basic function assumes key is on stack. The _string variant takes * a C string as a property name, while the _index variant takes an array * index as a property name (e.g. 123 is equivalent to the key "123"). */ DUK_EXTERNAL_DECL duk_bool_t duk_get_prop(duk_context *ctx, duk_idx_t obj_idx); DUK_EXTERNAL_DECL duk_bool_t duk_get_prop_string(duk_context *ctx, duk_idx_t obj_idx, const char *key); DUK_EXTERNAL_DECL duk_bool_t duk_get_prop_lstring(duk_context *ctx, duk_idx_t obj_idx, const char *key, duk_size_t key_len); DUK_EXTERNAL_DECL duk_bool_t duk_get_prop_index(duk_context *ctx, duk_idx_t obj_idx, duk_uarridx_t arr_idx); DUK_EXTERNAL_DECL duk_bool_t duk_put_prop(duk_context *ctx, duk_idx_t obj_idx); DUK_EXTERNAL_DECL duk_bool_t duk_put_prop_string(duk_context *ctx, duk_idx_t obj_idx, const char *key); DUK_EXTERNAL_DECL duk_bool_t duk_put_prop_lstring(duk_context *ctx, duk_idx_t obj_idx, const char *key, duk_size_t key_len); DUK_EXTERNAL_DECL duk_bool_t duk_put_prop_index(duk_context *ctx, duk_idx_t obj_idx, duk_uarridx_t arr_idx); DUK_EXTERNAL_DECL duk_bool_t duk_del_prop(duk_context *ctx, duk_idx_t obj_idx); DUK_EXTERNAL_DECL duk_bool_t duk_del_prop_string(duk_context *ctx, duk_idx_t obj_idx, const char *key); DUK_EXTERNAL_DECL duk_bool_t duk_del_prop_lstring(duk_context *ctx, duk_idx_t obj_idx, const char *key, duk_size_t key_len); DUK_EXTERNAL_DECL duk_bool_t duk_del_prop_index(duk_context *ctx, duk_idx_t obj_idx, duk_uarridx_t arr_idx); DUK_EXTERNAL_DECL duk_bool_t duk_has_prop(duk_context *ctx, duk_idx_t obj_idx); DUK_EXTERNAL_DECL duk_bool_t duk_has_prop_string(duk_context *ctx, duk_idx_t obj_idx, const char *key); DUK_EXTERNAL_DECL duk_bool_t duk_has_prop_lstring(duk_context *ctx, duk_idx_t obj_idx, const char *key, duk_size_t key_len); DUK_EXTERNAL_DECL duk_bool_t duk_has_prop_index(duk_context *ctx, duk_idx_t obj_idx, duk_uarridx_t arr_idx); DUK_EXTERNAL_DECL void duk_get_prop_desc(duk_context *ctx, duk_idx_t obj_idx, duk_uint_t flags); DUK_EXTERNAL_DECL void duk_def_prop(duk_context *ctx, duk_idx_t obj_idx, duk_uint_t flags); DUK_EXTERNAL_DECL duk_bool_t duk_get_global_string(duk_context *ctx, const char *key); DUK_EXTERNAL_DECL duk_bool_t duk_get_global_lstring(duk_context *ctx, const char *key, duk_size_t key_len); DUK_EXTERNAL_DECL duk_bool_t duk_put_global_string(duk_context *ctx, const char *key); DUK_EXTERNAL_DECL duk_bool_t duk_put_global_lstring(duk_context *ctx, const char *key, duk_size_t key_len); /* * Inspection */ DUK_EXTERNAL_DECL void duk_inspect_value(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_inspect_callstack_entry(duk_context *ctx, duk_int_t level); /* * Object prototype */ DUK_EXTERNAL_DECL void duk_get_prototype(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_set_prototype(duk_context *ctx, duk_idx_t idx); /* * Object finalizer */ DUK_EXTERNAL_DECL void duk_get_finalizer(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_set_finalizer(duk_context *ctx, duk_idx_t idx); /* * Global object */ DUK_EXTERNAL_DECL void duk_set_global_object(duk_context *ctx); /* * Duktape/C function magic value */ DUK_EXTERNAL_DECL duk_int_t duk_get_magic(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL void duk_set_magic(duk_context *ctx, duk_idx_t idx, duk_int_t magic); DUK_EXTERNAL_DECL duk_int_t duk_get_current_magic(duk_context *ctx); /* * Module helpers: put multiple function or constant properties */ DUK_EXTERNAL_DECL void duk_put_function_list(duk_context *ctx, duk_idx_t obj_idx, const duk_function_list_entry *funcs); DUK_EXTERNAL_DECL void duk_put_number_list(duk_context *ctx, duk_idx_t obj_idx, const duk_number_list_entry *numbers); /* * Object operations */ DUK_EXTERNAL_DECL void duk_compact(duk_context *ctx, duk_idx_t obj_idx); DUK_EXTERNAL_DECL void duk_enum(duk_context *ctx, duk_idx_t obj_idx, duk_uint_t enum_flags); DUK_EXTERNAL_DECL duk_bool_t duk_next(duk_context *ctx, duk_idx_t enum_idx, duk_bool_t get_value); /* * String manipulation */ DUK_EXTERNAL_DECL void duk_concat(duk_context *ctx, duk_idx_t count); DUK_EXTERNAL_DECL void duk_join(duk_context *ctx, duk_idx_t count); DUK_EXTERNAL_DECL void duk_decode_string(duk_context *ctx, duk_idx_t idx, duk_decode_char_function callback, void *udata); DUK_EXTERNAL_DECL void duk_map_string(duk_context *ctx, duk_idx_t idx, duk_map_char_function callback, void *udata); DUK_EXTERNAL_DECL void duk_substring(duk_context *ctx, duk_idx_t idx, duk_size_t start_char_offset, duk_size_t end_char_offset); DUK_EXTERNAL_DECL void duk_trim(duk_context *ctx, duk_idx_t idx); DUK_EXTERNAL_DECL duk_codepoint_t duk_char_code_at(duk_context *ctx, duk_idx_t idx, duk_size_t char_offset); /* * Ecmascript operators */ DUK_EXTERNAL_DECL duk_bool_t duk_equals(duk_context *ctx, duk_idx_t idx1, duk_idx_t idx2); DUK_EXTERNAL_DECL duk_bool_t duk_strict_equals(duk_context *ctx, duk_idx_t idx1, duk_idx_t idx2); DUK_EXTERNAL_DECL duk_bool_t duk_samevalue(duk_context *ctx, duk_idx_t idx1, duk_idx_t idx2); DUK_EXTERNAL_DECL duk_bool_t duk_instanceof(duk_context *ctx, duk_idx_t idx1, duk_idx_t idx2); /* * Function (method) calls */ DUK_EXTERNAL_DECL void duk_call(duk_context *ctx, duk_idx_t nargs); DUK_EXTERNAL_DECL void duk_call_method(duk_context *ctx, duk_idx_t nargs); DUK_EXTERNAL_DECL void duk_call_prop(duk_context *ctx, duk_idx_t obj_idx, duk_idx_t nargs); DUK_EXTERNAL_DECL duk_int_t duk_pcall(duk_context *ctx, duk_idx_t nargs); DUK_EXTERNAL_DECL duk_int_t duk_pcall_method(duk_context *ctx, duk_idx_t nargs); DUK_EXTERNAL_DECL duk_int_t duk_pcall_prop(duk_context *ctx, duk_idx_t obj_idx, duk_idx_t nargs); DUK_EXTERNAL_DECL void duk_new(duk_context *ctx, duk_idx_t nargs); DUK_EXTERNAL_DECL duk_int_t duk_pnew(duk_context *ctx, duk_idx_t nargs); DUK_EXTERNAL_DECL duk_int_t duk_safe_call(duk_context *ctx, duk_safe_call_function func, void *udata, duk_idx_t nargs, duk_idx_t nrets); /* * Thread management */ /* There are currently no native functions to yield/resume, due to the internal * limitations on coroutine handling. These will be added later. */ /* * Compilation and evaluation */ DUK_EXTERNAL_DECL duk_int_t duk_eval_raw(duk_context *ctx, const char *src_buffer, duk_size_t src_length, duk_uint_t flags); DUK_EXTERNAL_DECL duk_int_t duk_compile_raw(duk_context *ctx, const char *src_buffer, duk_size_t src_length, duk_uint_t flags); /* plain */ #define duk_eval(ctx) \ ((void) duk_eval_raw((ctx), NULL, 0, 1 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NOFILENAME)) #define duk_eval_noresult(ctx) \ ((void) duk_eval_raw((ctx), NULL, 0, 1 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NORESULT | DUK_COMPILE_NOFILENAME)) #define duk_peval(ctx) \ (duk_eval_raw((ctx), NULL, 0, 1 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_SAFE | DUK_COMPILE_NOFILENAME)) #define duk_peval_noresult(ctx) \ (duk_eval_raw((ctx), NULL, 0, 1 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_SAFE | DUK_COMPILE_NORESULT | DUK_COMPILE_NOFILENAME)) #define duk_compile(ctx,flags) \ ((void) duk_compile_raw((ctx), NULL, 0, 2 /*args*/ | (flags))) #define duk_pcompile(ctx,flags) \ (duk_compile_raw((ctx), NULL, 0, 2 /*args*/ | (flags) | DUK_COMPILE_SAFE)) /* string */ #define duk_eval_string(ctx,src) \ ((void) duk_eval_raw((ctx), (src), 0, 0 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN | DUK_COMPILE_NOFILENAME)) #define duk_eval_string_noresult(ctx,src) \ ((void) duk_eval_raw((ctx), (src), 0, 0 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN | DUK_COMPILE_NORESULT | DUK_COMPILE_NOFILENAME)) #define duk_peval_string(ctx,src) \ (duk_eval_raw((ctx), (src), 0, 0 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_SAFE | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN | DUK_COMPILE_NOFILENAME)) #define duk_peval_string_noresult(ctx,src) \ (duk_eval_raw((ctx), (src), 0, 0 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_SAFE | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN | DUK_COMPILE_NORESULT | DUK_COMPILE_NOFILENAME)) #define duk_compile_string(ctx,flags,src) \ ((void) duk_compile_raw((ctx), (src), 0, 0 /*args*/ | (flags) | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN | DUK_COMPILE_NOFILENAME)) #define duk_compile_string_filename(ctx,flags,src) \ ((void) duk_compile_raw((ctx), (src), 0, 1 /*args*/ | (flags) | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN)) #define duk_pcompile_string(ctx,flags,src) \ (duk_compile_raw((ctx), (src), 0, 0 /*args*/ | (flags) | DUK_COMPILE_SAFE | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN | DUK_COMPILE_NOFILENAME)) #define duk_pcompile_string_filename(ctx,flags,src) \ (duk_compile_raw((ctx), (src), 0, 1 /*args*/ | (flags) | DUK_COMPILE_SAFE | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN)) /* lstring */ #define duk_eval_lstring(ctx,buf,len) \ ((void) duk_eval_raw((ctx), buf, len, 0 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NOSOURCE | DUK_COMPILE_NOFILENAME)) #define duk_eval_lstring_noresult(ctx,buf,len) \ ((void) duk_eval_raw((ctx), buf, len, 0 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NOSOURCE | DUK_COMPILE_NORESULT | DUK_COMPILE_NOFILENAME)) #define duk_peval_lstring(ctx,buf,len) \ (duk_eval_raw((ctx), buf, len, 0 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NOSOURCE | DUK_COMPILE_SAFE | DUK_COMPILE_NOFILENAME)) #define duk_peval_lstring_noresult(ctx,buf,len) \ (duk_eval_raw((ctx), buf, len, 0 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_SAFE | DUK_COMPILE_NOSOURCE | DUK_COMPILE_NORESULT | DUK_COMPILE_NOFILENAME)) #define duk_compile_lstring(ctx,flags,buf,len) \ ((void) duk_compile_raw((ctx), buf, len, 0 /*args*/ | (flags) | DUK_COMPILE_NOSOURCE | DUK_COMPILE_NOFILENAME)) #define duk_compile_lstring_filename(ctx,flags,buf,len) \ ((void) duk_compile_raw((ctx), buf, len, 1 /*args*/ | (flags) | DUK_COMPILE_NOSOURCE)) #define duk_pcompile_lstring(ctx,flags,buf,len) \ (duk_compile_raw((ctx), buf, len, 0 /*args*/ | (flags) | DUK_COMPILE_SAFE | DUK_COMPILE_NOSOURCE | DUK_COMPILE_NOFILENAME)) #define duk_pcompile_lstring_filename(ctx,flags,buf,len) \ (duk_compile_raw((ctx), buf, len, 1 /*args*/ | (flags) | DUK_COMPILE_SAFE | DUK_COMPILE_NOSOURCE)) /* * Bytecode load/dump */ DUK_EXTERNAL_DECL void duk_dump_function(duk_context *ctx); DUK_EXTERNAL_DECL void duk_load_function(duk_context *ctx); /* * Debugging */ DUK_EXTERNAL_DECL void duk_push_context_dump(duk_context *ctx); /* * Debugger (debug protocol) */ DUK_EXTERNAL_DECL void duk_debugger_attach(duk_context *ctx, duk_debug_read_function read_cb, duk_debug_write_function write_cb, duk_debug_peek_function peek_cb, duk_debug_read_flush_function read_flush_cb, duk_debug_write_flush_function write_flush_cb, duk_debug_request_function request_cb, duk_debug_detached_function detached_cb, void *udata); DUK_EXTERNAL_DECL void duk_debugger_detach(duk_context *ctx); DUK_EXTERNAL_DECL void duk_debugger_cooperate(duk_context *ctx); DUK_EXTERNAL_DECL duk_bool_t duk_debugger_notify(duk_context *ctx, duk_idx_t nvalues); DUK_EXTERNAL_DECL void duk_debugger_pause(duk_context *ctx); /* * Time handling */ DUK_EXTERNAL_DECL duk_double_t duk_get_now(duk_context *ctx); DUK_EXTERNAL_DECL void duk_time_to_components(duk_context *ctx, duk_double_t timeval, duk_time_components *comp); DUK_EXTERNAL_DECL duk_double_t duk_components_to_time(duk_context *ctx, duk_time_components *comp); /* * Date provider related constants * * NOTE: These are "semi public" - you should only use these if you write * your own platform specific Date provider, see doc/datetime.rst. */ /* Millisecond count constants. */ #define DUK_DATE_MSEC_SECOND 1000L #define DUK_DATE_MSEC_MINUTE (60L * 1000L) #define DUK_DATE_MSEC_HOUR (60L * 60L * 1000L) #define DUK_DATE_MSEC_DAY (24L * 60L * 60L * 1000L) /* Ecmascript date range is 100 million days from Epoch: * > 100e6 * 24 * 60 * 60 * 1000 // 100M days in millisecs * 8640000000000000 * (= 8.64e15) */ #define DUK_DATE_MSEC_100M_DAYS (8.64e15) #define DUK_DATE_MSEC_100M_DAYS_LEEWAY (8.64e15 + 24 * 3600e3) /* Ecmascript year range: * > new Date(100e6 * 24 * 3600e3).toISOString() * '+275760-09-13T00:00:00.000Z' * > new Date(-100e6 * 24 * 3600e3).toISOString() * '-271821-04-20T00:00:00.000Z' */ #define DUK_DATE_MIN_ECMA_YEAR (-271821L) #define DUK_DATE_MAX_ECMA_YEAR 275760L /* Part indices for internal breakdowns. Part order from DUK_DATE_IDX_YEAR * to DUK_DATE_IDX_MILLISECOND matches argument ordering of Ecmascript API * calls (like Date constructor call). Some functions in duk_bi_date.c * depend on the specific ordering, so change with care. 16 bits are not * enough for all parts (year, specifically). * * Must be in-sync with genbuiltins.py. */ #define DUK_DATE_IDX_YEAR 0 /* year */ #define DUK_DATE_IDX_MONTH 1 /* month: 0 to 11 */ #define DUK_DATE_IDX_DAY 2 /* day within month: 0 to 30 */ #define DUK_DATE_IDX_HOUR 3 #define DUK_DATE_IDX_MINUTE 4 #define DUK_DATE_IDX_SECOND 5 #define DUK_DATE_IDX_MILLISECOND 6 #define DUK_DATE_IDX_WEEKDAY 7 /* weekday: 0 to 6, 0=sunday, 1=monday, etc */ #define DUK_DATE_IDX_NUM_PARTS 8 /* Internal API call flags, used for various functions in duk_bi_date.c. * Certain flags are used by only certain functions, but since the flags * don't overlap, a single flags value can be passed around to multiple * functions. * * The unused top bits of the flags field are also used to pass values * to helpers (duk__get_part_helper() and duk__set_part_helper()). * * Must be in-sync with genbuiltins.py. */ /* NOTE: when writing a Date provider you only need a few specific * flags from here, the rest are internal. Avoid using anything you * don't need. */ #define DUK_DATE_FLAG_NAN_TO_ZERO (1 << 0) /* timeval breakdown: internal time value NaN -> zero */ #define DUK_DATE_FLAG_NAN_TO_RANGE_ERROR (1 << 1) /* timeval breakdown: internal time value NaN -> RangeError (toISOString) */ #define DUK_DATE_FLAG_ONEBASED (1 << 2) /* timeval breakdown: convert month and day-of-month parts to one-based (default is zero-based) */ #define DUK_DATE_FLAG_EQUIVYEAR (1 << 3) /* timeval breakdown: replace year with equivalent year in the [1971,2037] range for DST calculations */ #define DUK_DATE_FLAG_LOCALTIME (1 << 4) /* convert time value to local time */ #define DUK_DATE_FLAG_SUB1900 (1 << 5) /* getter: subtract 1900 from year when getting year part */ #define DUK_DATE_FLAG_TOSTRING_DATE (1 << 6) /* include date part in string conversion result */ #define DUK_DATE_FLAG_TOSTRING_TIME (1 << 7) /* include time part in string conversion result */ #define DUK_DATE_FLAG_TOSTRING_LOCALE (1 << 8) /* use locale specific formatting if available */ #define DUK_DATE_FLAG_TIMESETTER (1 << 9) /* setter: call is a time setter (affects hour, min, sec, ms); otherwise date setter (affects year, month, day-in-month) */ #define DUK_DATE_FLAG_YEAR_FIXUP (1 << 10) /* setter: perform 2-digit year fixup (00...99 -> 1900...1999) */ #define DUK_DATE_FLAG_SEP_T (1 << 11) /* string conversion: use 'T' instead of ' ' as a separator */ #define DUK_DATE_FLAG_VALUE_SHIFT 12 /* additional values begin at bit 12 */ /* * ROM pointer compression */ /* Support array for ROM pointer compression. Only declared when ROM * pointer compression is active. */ #if defined(DUK_USE_ROM_OBJECTS) && defined(DUK_USE_HEAPPTR16) DUK_EXTERNAL_DECL const void * const duk_rom_compressed_pointers[]; #endif /* * C++ name mangling */ #if defined(__cplusplus) /* end 'extern "C"' wrapper */ } #endif /* * END PUBLIC API */ #endif /* DUKTAPE_H_INCLUDED */