Mercurial > irccd
annotate extern/duktape/duktape.h @ 363:c26b75fb97e3
Irccd: upgrade Duktape to 1.5.1
author | David Demelier <markand@malikania.fr> |
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date | Thu, 01 Dec 2016 13:05:12 +0100 |
parents | a24e2de22565 |
children | 70b0c9e40131 |
rev | line source |
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0 | 1 /* |
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2 * Duktape public API for Duktape 1.5.1. |
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3 * |
0 | 4 * See the API reference for documentation on call semantics. |
5 * The exposed API is inside the DUK_API_PUBLIC_H_INCLUDED | |
6 * include guard. Other parts of the header are Duktape | |
7 * internal and related to platform/compiler/feature detection. | |
8 * | |
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9 * Git commit 2cc76e9ff1f64869e1146ad7317d8cbe33bbd27e (v1.5.1). |
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10 * Git branch HEAD. |
0 | 11 * |
12 * See Duktape AUTHORS.rst and LICENSE.txt for copyright and | |
13 * licensing information. | |
14 */ | |
15 | |
16 /* LICENSE.txt */ | |
17 /* | |
18 * =============== | |
19 * Duktape license | |
20 * =============== | |
21 * | |
22 * (http://opensource.org/licenses/MIT) | |
23 * | |
24 * Copyright (c) 2013-2016 by Duktape authors (see AUTHORS.rst) | |
25 * | |
26 * Permission is hereby granted, free of charge, to any person obtaining a copy | |
27 * of this software and associated documentation files (the "Software"), to deal | |
28 * in the Software without restriction, including without limitation the rights | |
29 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
30 * copies of the Software, and to permit persons to whom the Software is | |
31 * furnished to do so, subject to the following conditions: | |
32 * | |
33 * The above copyright notice and this permission notice shall be included in | |
34 * all copies or substantial portions of the Software. | |
35 * | |
36 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
37 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
38 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
39 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
40 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
41 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
42 * THE SOFTWARE. | |
43 */ | |
44 | |
45 /* AUTHORS.rst */ | |
46 /* | |
47 * =============== | |
48 * Duktape authors | |
49 * =============== | |
50 * | |
51 * Copyright | |
52 * ========= | |
53 * | |
54 * Duktape copyrights are held by its authors. Each author has a copyright | |
55 * to their contribution, and agrees to irrevocably license the contribution | |
56 * under the Duktape ``LICENSE.txt``. | |
57 * | |
58 * Authors | |
59 * ======= | |
60 * | |
61 * Please include an e-mail address, a link to your GitHub profile, or something | |
62 * similar to allow your contribution to be identified accurately. | |
63 * | |
64 * The following people have contributed code, website contents, or Wiki contents, | |
65 * and agreed to irrevocably license their contributions under the Duktape | |
66 * ``LICENSE.txt`` (in order of appearance): | |
67 * | |
68 * * Sami Vaarala <sami.vaarala@iki.fi> | |
69 * * Niki Dobrev | |
70 * * Andreas \u00d6man <andreas@lonelycoder.com> | |
71 * * L\u00e1szl\u00f3 Lang\u00f3 <llango.u-szeged@partner.samsung.com> | |
72 * * Legimet <legimet.calc@gmail.com> | |
73 * * Karl Skomski <karl@skomski.com> | |
74 * * Bruce Pascoe <fatcerberus1@gmail.com> | |
75 * * Ren\u00e9 Hollander <rene@rene8888.at> | |
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76 * * Julien Hamaide (https://github.com/crazyjul) |
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77 * * Sebastian G\u00f6tte (https://github.com/jaseg) |
0 | 78 * |
79 * Other contributions | |
80 * =================== | |
81 * | |
82 * The following people have contributed something other than code (e.g. reported | |
83 * bugs, provided ideas, etc; roughly in order of appearance): | |
84 * | |
85 * * Greg Burns | |
86 * * Anthony Rabine | |
87 * * Carlos Costa | |
88 * * Aur\u00e9lien Bouilland | |
89 * * Preet Desai (Pris Matic) | |
90 * * judofyr (http://www.reddit.com/user/judofyr) | |
91 * * Jason Woofenden | |
92 * * Micha\u0142 Przyby\u015b | |
93 * * Anthony Howe | |
94 * * Conrad Pankoff | |
95 * * Jim Schimpf | |
96 * * Rajaran Gaunker (https://github.com/zimbabao) | |
97 * * Andreas \u00d6man | |
98 * * Doug Sanden | |
99 * * Josh Engebretson (https://github.com/JoshEngebretson) | |
100 * * Remo Eichenberger (https://github.com/remoe) | |
101 * * Mamod Mehyar (https://github.com/mamod) | |
102 * * David Demelier (https://github.com/markand) | |
103 * * Tim Caswell (https://github.com/creationix) | |
104 * * Mitchell Blank Jr (https://github.com/mitchblank) | |
105 * * https://github.com/yushli | |
106 * * Seo Sanghyeon (https://github.com/sanxiyn) | |
107 * * Han ChoongWoo (https://github.com/tunz) | |
108 * * Joshua Peek (https://github.com/josh) | |
109 * * Bruce E. Pascoe (https://github.com/fatcerberus) | |
110 * * https://github.com/Kelledin | |
111 * * https://github.com/sstruchtrup | |
112 * * Michael Drake (https://github.com/tlsa) | |
113 * * https://github.com/chris-y | |
114 * * Laurent Zubiaur (https://github.com/lzubiaur) | |
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115 * * Ole Andr\u00e9 Vadla Ravn\u00e5s (https://github.com/oleavr) |
0 | 116 * |
117 * If you are accidentally missing from this list, send me an e-mail | |
118 * (``sami.vaarala@iki.fi``) and I'll fix the omission. | |
119 */ | |
120 | |
121 #ifndef DUKTAPE_H_INCLUDED | |
122 #define DUKTAPE_H_INCLUDED | |
123 | |
124 #define DUK_SINGLE_FILE | |
125 | |
126 /* External duk_config.h provides platform/compiler/OS dependent | |
127 * typedefs and macros, and DUK_USE_xxx config options so that | |
128 * the rest of Duktape doesn't need to do any feature detection. | |
129 */ | |
130 #include "duk_config.h" | |
131 | |
132 /* | |
133 * BEGIN PUBLIC API | |
134 */ | |
135 | |
136 #ifndef DUK_API_PUBLIC_H_INCLUDED | |
137 #define DUK_API_PUBLIC_H_INCLUDED | |
138 | |
139 /* | |
140 * Avoid C++ name mangling | |
141 */ | |
142 | |
143 #ifdef __cplusplus | |
144 extern "C" { | |
145 #endif | |
146 | |
147 /* | |
148 * Some defines forwarded from feature detection | |
149 */ | |
150 | |
151 #undef DUK_API_VARIADIC_MACROS | |
152 #ifdef DUK_USE_VARIADIC_MACROS | |
153 #define DUK_API_VARIADIC_MACROS | |
154 #endif | |
155 | |
156 #define DUK_API_NORETURN(decl) DUK_NORETURN(decl) | |
157 | |
158 /* | |
159 * Public API specific typedefs | |
160 * | |
161 * Many types are wrapped by Duktape for portability to rare platforms | |
162 * where e.g. 'int' is a 16-bit type. See practical typing discussion | |
163 * in Duktape web documentation. | |
164 */ | |
165 | |
166 struct duk_memory_functions; | |
167 struct duk_function_list_entry; | |
168 struct duk_number_list_entry; | |
169 | |
170 /* duk_context is now defined in duk_config.h because it may also be | |
171 * referenced there by prototypes. | |
172 */ | |
173 typedef struct duk_memory_functions duk_memory_functions; | |
174 typedef struct duk_function_list_entry duk_function_list_entry; | |
175 typedef struct duk_number_list_entry duk_number_list_entry; | |
176 | |
177 typedef duk_ret_t (*duk_c_function)(duk_context *ctx); | |
178 typedef void *(*duk_alloc_function) (void *udata, duk_size_t size); | |
179 typedef void *(*duk_realloc_function) (void *udata, void *ptr, duk_size_t size); | |
180 typedef void (*duk_free_function) (void *udata, void *ptr); | |
181 typedef void (*duk_fatal_function) (duk_context *ctx, duk_errcode_t code, const char *msg); | |
182 typedef void (*duk_decode_char_function) (void *udata, duk_codepoint_t codepoint); | |
183 typedef duk_codepoint_t (*duk_map_char_function) (void *udata, duk_codepoint_t codepoint); | |
184 typedef duk_ret_t (*duk_safe_call_function) (duk_context *ctx); | |
185 typedef duk_size_t (*duk_debug_read_function) (void *udata, char *buffer, duk_size_t length); | |
186 typedef duk_size_t (*duk_debug_write_function) (void *udata, const char *buffer, duk_size_t length); | |
187 typedef duk_size_t (*duk_debug_peek_function) (void *udata); | |
188 typedef void (*duk_debug_read_flush_function) (void *udata); | |
189 typedef void (*duk_debug_write_flush_function) (void *udata); | |
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190 typedef duk_idx_t (*duk_debug_request_function) (duk_context *ctx, void *udata, duk_idx_t nvalues); |
0 | 191 typedef void (*duk_debug_detached_function) (void *udata); |
192 | |
193 struct duk_memory_functions { | |
194 duk_alloc_function alloc_func; | |
195 duk_realloc_function realloc_func; | |
196 duk_free_function free_func; | |
197 void *udata; | |
198 }; | |
199 | |
200 struct duk_function_list_entry { | |
201 const char *key; | |
202 duk_c_function value; | |
203 duk_idx_t nargs; | |
204 }; | |
205 | |
206 struct duk_number_list_entry { | |
207 const char *key; | |
208 duk_double_t value; | |
209 }; | |
210 | |
211 /* | |
212 * Constants | |
213 */ | |
214 | |
215 /* Duktape version, (major * 10000) + (minor * 100) + patch. Allows C code | |
216 * to #ifdef against Duktape API version. The same value is also available | |
217 * to Ecmascript code in Duktape.version. Unofficial development snapshots | |
218 * have 99 for patch level (e.g. 0.10.99 would be a development version | |
219 * after 0.10.0 but before the next official release). | |
220 */ | |
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221 #define DUK_VERSION 10501L |
0 | 222 |
223 /* Git commit, describe, and branch for Duktape build. Useful for | |
224 * non-official snapshot builds so that application code can easily log | |
225 * which Duktape snapshot was used. Not available in the Ecmascript | |
226 * environment. | |
227 */ | |
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228 #define DUK_GIT_COMMIT "2cc76e9ff1f64869e1146ad7317d8cbe33bbd27e" |
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229 #define DUK_GIT_DESCRIBE "v1.5.1" |
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230 #define DUK_GIT_BRANCH "HEAD" |
0 | 231 |
232 /* Duktape debug protocol version used by this build. */ | |
233 #define DUK_DEBUG_PROTOCOL_VERSION 1 | |
234 | |
235 /* Used to represent invalid index; if caller uses this without checking, | |
236 * this index will map to a non-existent stack entry. Also used in some | |
237 * API calls as a marker to denote "no value". | |
238 */ | |
239 #define DUK_INVALID_INDEX DUK_IDX_MIN | |
240 | |
241 /* Indicates that a native function does not have a fixed number of args, | |
242 * and the argument stack should not be capped/extended at all. | |
243 */ | |
244 #define DUK_VARARGS ((duk_int_t) (-1)) | |
245 | |
246 /* Number of value stack entries (in addition to actual call arguments) | |
247 * guaranteed to be allocated on entry to a Duktape/C function. | |
248 */ | |
249 #define DUK_API_ENTRY_STACK 64 | |
250 | |
251 /* Value types, used by e.g. duk_get_type() */ | |
252 #define DUK_TYPE_MIN 0 | |
253 #define DUK_TYPE_NONE 0 /* no value, e.g. invalid index */ | |
254 #define DUK_TYPE_UNDEFINED 1 /* Ecmascript undefined */ | |
255 #define DUK_TYPE_NULL 2 /* Ecmascript null */ | |
256 #define DUK_TYPE_BOOLEAN 3 /* Ecmascript boolean: 0 or 1 */ | |
257 #define DUK_TYPE_NUMBER 4 /* Ecmascript number: double */ | |
258 #define DUK_TYPE_STRING 5 /* Ecmascript string: CESU-8 / extended UTF-8 encoded */ | |
259 #define DUK_TYPE_OBJECT 6 /* Ecmascript object: includes objects, arrays, functions, threads */ | |
260 #define DUK_TYPE_BUFFER 7 /* fixed or dynamic, garbage collected byte buffer */ | |
261 #define DUK_TYPE_POINTER 8 /* raw void pointer */ | |
262 #define DUK_TYPE_LIGHTFUNC 9 /* lightweight function pointer */ | |
263 #define DUK_TYPE_MAX 9 | |
264 | |
265 /* Value mask types, used by e.g. duk_get_type_mask() */ | |
266 #define DUK_TYPE_MASK_NONE (1 << DUK_TYPE_NONE) | |
267 #define DUK_TYPE_MASK_UNDEFINED (1 << DUK_TYPE_UNDEFINED) | |
268 #define DUK_TYPE_MASK_NULL (1 << DUK_TYPE_NULL) | |
269 #define DUK_TYPE_MASK_BOOLEAN (1 << DUK_TYPE_BOOLEAN) | |
270 #define DUK_TYPE_MASK_NUMBER (1 << DUK_TYPE_NUMBER) | |
271 #define DUK_TYPE_MASK_STRING (1 << DUK_TYPE_STRING) | |
272 #define DUK_TYPE_MASK_OBJECT (1 << DUK_TYPE_OBJECT) | |
273 #define DUK_TYPE_MASK_BUFFER (1 << DUK_TYPE_BUFFER) | |
274 #define DUK_TYPE_MASK_POINTER (1 << DUK_TYPE_POINTER) | |
275 #define DUK_TYPE_MASK_LIGHTFUNC (1 << DUK_TYPE_LIGHTFUNC) | |
276 #define DUK_TYPE_MASK_THROW (1 << 10) /* internal flag value: throw if mask doesn't match */ | |
277 | |
278 /* Coercion hints */ | |
279 #define DUK_HINT_NONE 0 /* prefer number, unless input is a Date, in which | |
280 * case prefer string (E5 Section 8.12.8) | |
281 */ | |
282 #define DUK_HINT_STRING 1 /* prefer string */ | |
283 #define DUK_HINT_NUMBER 2 /* prefer number */ | |
284 | |
285 /* Enumeration flags for duk_enum() */ | |
286 #define DUK_ENUM_INCLUDE_NONENUMERABLE (1 << 0) /* enumerate non-numerable properties in addition to enumerable */ | |
287 #define DUK_ENUM_INCLUDE_INTERNAL (1 << 1) /* enumerate internal properties (regardless of enumerability) */ | |
288 #define DUK_ENUM_OWN_PROPERTIES_ONLY (1 << 2) /* don't walk prototype chain, only check own properties */ | |
289 #define DUK_ENUM_ARRAY_INDICES_ONLY (1 << 3) /* only enumerate array indices */ | |
290 #define DUK_ENUM_SORT_ARRAY_INDICES (1 << 4) /* sort array indices, use with DUK_ENUM_ARRAY_INDICES_ONLY */ | |
291 #define DUK_ENUM_NO_PROXY_BEHAVIOR (1 << 5) /* enumerate a proxy object itself without invoking proxy behavior */ | |
292 | |
293 /* Compilation flags for duk_compile() and duk_eval() */ | |
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294 /* DUK_COMPILE_xxx bits 0-2 are reserved for an internal 'nargs' argument |
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295 * (the nargs value passed is direct stack arguments + 1 to account for an |
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296 * internal extra argument). |
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297 */ |
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298 #define DUK_COMPILE_EVAL (1 << 3) /* compile eval code (instead of global code) */ |
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299 #define DUK_COMPILE_FUNCTION (1 << 4) /* compile function code (instead of global code) */ |
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300 #define DUK_COMPILE_STRICT (1 << 5) /* use strict (outer) context for global, eval, or function code */ |
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301 #define DUK_COMPILE_SAFE (1 << 6) /* (internal) catch compilation errors */ |
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302 #define DUK_COMPILE_NORESULT (1 << 7) /* (internal) omit eval result */ |
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303 #define DUK_COMPILE_NOSOURCE (1 << 8) /* (internal) no source string on stack */ |
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304 #define DUK_COMPILE_STRLEN (1 << 9) /* (internal) take strlen() of src_buffer (avoids double evaluation in macro) */ |
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305 #define DUK_COMPILE_NOFILENAME (1 << 10) /* (internal) no filename on stack */ |
0 | 306 |
307 /* Flags for duk_def_prop() and its variants */ | |
308 #define DUK_DEFPROP_WRITABLE (1 << 0) /* set writable (effective if DUK_DEFPROP_HAVE_WRITABLE set) */ | |
309 #define DUK_DEFPROP_ENUMERABLE (1 << 1) /* set enumerable (effective if DUK_DEFPROP_HAVE_ENUMERABLE set) */ | |
310 #define DUK_DEFPROP_CONFIGURABLE (1 << 2) /* set configurable (effective if DUK_DEFPROP_HAVE_CONFIGURABLE set) */ | |
311 #define DUK_DEFPROP_HAVE_WRITABLE (1 << 3) /* set/clear writable */ | |
312 #define DUK_DEFPROP_HAVE_ENUMERABLE (1 << 4) /* set/clear enumerable */ | |
313 #define DUK_DEFPROP_HAVE_CONFIGURABLE (1 << 5) /* set/clear configurable */ | |
314 #define DUK_DEFPROP_HAVE_VALUE (1 << 6) /* set value (given on value stack) */ | |
315 #define DUK_DEFPROP_HAVE_GETTER (1 << 7) /* set getter (given on value stack) */ | |
316 #define DUK_DEFPROP_HAVE_SETTER (1 << 8) /* set setter (given on value stack) */ | |
317 #define DUK_DEFPROP_FORCE (1 << 9) /* force change if possible, may still fail for e.g. virtual properties */ | |
318 #define DUK_DEFPROP_SET_WRITABLE (DUK_DEFPROP_HAVE_WRITABLE | DUK_DEFPROP_WRITABLE) | |
319 #define DUK_DEFPROP_CLEAR_WRITABLE DUK_DEFPROP_HAVE_WRITABLE | |
320 #define DUK_DEFPROP_SET_ENUMERABLE (DUK_DEFPROP_HAVE_ENUMERABLE | DUK_DEFPROP_ENUMERABLE) | |
321 #define DUK_DEFPROP_CLEAR_ENUMERABLE DUK_DEFPROP_HAVE_ENUMERABLE | |
322 #define DUK_DEFPROP_SET_CONFIGURABLE (DUK_DEFPROP_HAVE_CONFIGURABLE | DUK_DEFPROP_CONFIGURABLE) | |
323 #define DUK_DEFPROP_CLEAR_CONFIGURABLE DUK_DEFPROP_HAVE_CONFIGURABLE | |
324 | |
325 /* Flags for duk_push_thread_raw() */ | |
326 #define DUK_THREAD_NEW_GLOBAL_ENV (1 << 0) /* create a new global environment */ | |
327 | |
328 /* Flags for duk_push_string_file_raw() */ | |
329 #define DUK_STRING_PUSH_SAFE (1 << 0) /* no error if file does not exist */ | |
330 | |
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331 /* Duktape specific error codes (must be 8 bits at most, see duk_error.h) */ |
0 | 332 #define DUK_ERR_NONE 0 /* no error (e.g. from duk_get_error_code()) */ |
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333 #define DUK_ERR_UNIMPLEMENTED_ERROR 50 /* UnimplementedError */ /* XXX: replace with TypeError? */ |
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334 #define DUK_ERR_UNSUPPORTED_ERROR 51 /* UnsupportedError */ /* XXX: replace with TypeError? */ |
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335 #define DUK_ERR_INTERNAL_ERROR 52 /* InternalError */ /* XXX: replace with plain Error? */ |
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336 #define DUK_ERR_ALLOC_ERROR 53 /* AllocError */ /* XXX: replace with RangeError? */ |
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337 #define DUK_ERR_ASSERTION_ERROR 54 /* AssertionError */ /* XXX: to be removed? */ |
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338 #define DUK_ERR_API_ERROR 55 /* APIError */ /* XXX: replace with TypeError? */ |
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339 #define DUK_ERR_UNCAUGHT_ERROR 56 /* UncaughtError */ /* XXX: to be removed? */ |
0 | 340 |
341 /* Ecmascript E5 specification error codes */ | |
342 #define DUK_ERR_ERROR 100 /* Error */ | |
343 #define DUK_ERR_EVAL_ERROR 101 /* EvalError */ | |
344 #define DUK_ERR_RANGE_ERROR 102 /* RangeError */ | |
345 #define DUK_ERR_REFERENCE_ERROR 103 /* ReferenceError */ | |
346 #define DUK_ERR_SYNTAX_ERROR 104 /* SyntaxError */ | |
347 #define DUK_ERR_TYPE_ERROR 105 /* TypeError */ | |
348 #define DUK_ERR_URI_ERROR 106 /* URIError */ | |
349 | |
350 /* Return codes for C functions (shortcut for throwing an error) */ | |
351 #define DUK_RET_UNIMPLEMENTED_ERROR (-DUK_ERR_UNIMPLEMENTED_ERROR) | |
352 #define DUK_RET_UNSUPPORTED_ERROR (-DUK_ERR_UNSUPPORTED_ERROR) | |
353 #define DUK_RET_INTERNAL_ERROR (-DUK_ERR_INTERNAL_ERROR) | |
354 #define DUK_RET_ALLOC_ERROR (-DUK_ERR_ALLOC_ERROR) | |
355 #define DUK_RET_ASSERTION_ERROR (-DUK_ERR_ASSERTION_ERROR) | |
356 #define DUK_RET_API_ERROR (-DUK_ERR_API_ERROR) | |
357 #define DUK_RET_UNCAUGHT_ERROR (-DUK_ERR_UNCAUGHT_ERROR) | |
358 #define DUK_RET_ERROR (-DUK_ERR_ERROR) | |
359 #define DUK_RET_EVAL_ERROR (-DUK_ERR_EVAL_ERROR) | |
360 #define DUK_RET_RANGE_ERROR (-DUK_ERR_RANGE_ERROR) | |
361 #define DUK_RET_REFERENCE_ERROR (-DUK_ERR_REFERENCE_ERROR) | |
362 #define DUK_RET_SYNTAX_ERROR (-DUK_ERR_SYNTAX_ERROR) | |
363 #define DUK_RET_TYPE_ERROR (-DUK_ERR_TYPE_ERROR) | |
364 #define DUK_RET_URI_ERROR (-DUK_ERR_URI_ERROR) | |
365 | |
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Irccd: import Duktape 1.5.0, #509
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366 /* Return codes for protected calls (duk_safe_call(), duk_pcall()) */ |
0 | 367 #define DUK_EXEC_SUCCESS 0 |
368 #define DUK_EXEC_ERROR 1 | |
369 | |
370 /* Log levels */ | |
371 #define DUK_LOG_TRACE 0 | |
372 #define DUK_LOG_DEBUG 1 | |
373 #define DUK_LOG_INFO 2 | |
374 #define DUK_LOG_WARN 3 | |
375 #define DUK_LOG_ERROR 4 | |
376 #define DUK_LOG_FATAL 5 | |
377 | |
378 /* | |
379 * If no variadic macros, __FILE__ and __LINE__ are passed through globals | |
380 * which is ugly and not thread safe. | |
381 */ | |
382 | |
383 #ifndef DUK_API_VARIADIC_MACROS | |
384 DUK_EXTERNAL_DECL const char *duk_api_global_filename; | |
385 DUK_EXTERNAL_DECL duk_int_t duk_api_global_line; | |
386 #endif | |
387 | |
388 /* | |
389 * Context management | |
390 */ | |
391 | |
392 DUK_EXTERNAL_DECL | |
393 duk_context *duk_create_heap(duk_alloc_function alloc_func, | |
394 duk_realloc_function realloc_func, | |
395 duk_free_function free_func, | |
396 void *heap_udata, | |
397 duk_fatal_function fatal_handler); | |
398 DUK_EXTERNAL_DECL void duk_destroy_heap(duk_context *ctx); | |
399 | |
400 #define duk_create_heap_default() \ | |
401 duk_create_heap(NULL, NULL, NULL, NULL, NULL) | |
402 | |
403 /* | |
404 * Memory management | |
405 * | |
406 * Raw functions have no side effects (cannot trigger GC). | |
407 */ | |
408 | |
409 DUK_EXTERNAL_DECL void *duk_alloc_raw(duk_context *ctx, duk_size_t size); | |
410 DUK_EXTERNAL_DECL void duk_free_raw(duk_context *ctx, void *ptr); | |
411 DUK_EXTERNAL_DECL void *duk_realloc_raw(duk_context *ctx, void *ptr, duk_size_t size); | |
412 DUK_EXTERNAL_DECL void *duk_alloc(duk_context *ctx, duk_size_t size); | |
413 DUK_EXTERNAL_DECL void duk_free(duk_context *ctx, void *ptr); | |
414 DUK_EXTERNAL_DECL void *duk_realloc(duk_context *ctx, void *ptr, duk_size_t size); | |
415 DUK_EXTERNAL_DECL void duk_get_memory_functions(duk_context *ctx, duk_memory_functions *out_funcs); | |
416 DUK_EXTERNAL_DECL void duk_gc(duk_context *ctx, duk_uint_t flags); | |
417 | |
418 /* | |
419 * Error handling | |
420 */ | |
421 | |
422 DUK_API_NORETURN(DUK_EXTERNAL_DECL void duk_throw(duk_context *ctx)); | |
423 DUK_API_NORETURN(DUK_EXTERNAL_DECL void duk_fatal(duk_context *ctx, duk_errcode_t err_code, const char *err_msg)); | |
424 | |
425 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, ...)); | |
426 | |
427 #ifdef DUK_API_VARIADIC_MACROS | |
428 #define duk_error(ctx,err_code,...) \ | |
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Irccd: upgrade Duktape to 1.5.1
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429 duk_error_raw((ctx), (duk_errcode_t) (err_code), (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__) |
0 | 430 #else |
431 DUK_API_NORETURN(DUK_EXTERNAL_DECL void duk_error_stash(duk_context *ctx, duk_errcode_t err_code, const char *fmt, ...)); | |
432 /* One problem with this macro is that expressions like the following fail | |
433 * to compile: "(void) duk_error(...)". But because duk_error() is noreturn, | |
434 * they make little sense anyway. | |
435 */ | |
436 #define duk_error \ | |
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437 (duk_api_global_filename = (const char *) (DUK_FILE_MACRO), \ |
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438 duk_api_global_line = (duk_int_t) (DUK_LINE_MACRO), \ |
0 | 439 duk_error_stash) /* last value is func pointer, arguments follow in parens */ |
440 #endif | |
441 | |
442 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)); | |
443 #define duk_error_va(ctx,err_code,fmt,ap) \ | |
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444 duk_error_va_raw((ctx), (duk_errcode_t) (err_code), (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), (fmt), (ap)) |
0 | 445 |
446 /* | |
447 * Other state related functions | |
448 */ | |
449 | |
450 DUK_EXTERNAL_DECL duk_bool_t duk_is_strict_call(duk_context *ctx); | |
451 DUK_EXTERNAL_DECL duk_bool_t duk_is_constructor_call(duk_context *ctx); | |
452 | |
453 /* | |
454 * Stack management | |
455 */ | |
456 | |
457 DUK_EXTERNAL_DECL duk_idx_t duk_normalize_index(duk_context *ctx, duk_idx_t index); | |
458 DUK_EXTERNAL_DECL duk_idx_t duk_require_normalize_index(duk_context *ctx, duk_idx_t index); | |
459 DUK_EXTERNAL_DECL duk_bool_t duk_is_valid_index(duk_context *ctx, duk_idx_t index); | |
460 DUK_EXTERNAL_DECL void duk_require_valid_index(duk_context *ctx, duk_idx_t index); | |
461 | |
462 DUK_EXTERNAL_DECL duk_idx_t duk_get_top(duk_context *ctx); | |
463 DUK_EXTERNAL_DECL void duk_set_top(duk_context *ctx, duk_idx_t index); | |
464 DUK_EXTERNAL_DECL duk_idx_t duk_get_top_index(duk_context *ctx); | |
465 DUK_EXTERNAL_DECL duk_idx_t duk_require_top_index(duk_context *ctx); | |
466 | |
467 /* Although extra/top could be an unsigned type here, using a signed type | |
468 * makes the API more robust to calling code calculation errors or corner | |
469 * cases (where caller might occasionally come up with negative values). | |
470 * Negative values are treated as zero, which is better than casting them | |
471 * to a large unsigned number. (This principle is used elsewhere in the | |
472 * API too.) | |
473 */ | |
474 DUK_EXTERNAL_DECL duk_bool_t duk_check_stack(duk_context *ctx, duk_idx_t extra); | |
475 DUK_EXTERNAL_DECL void duk_require_stack(duk_context *ctx, duk_idx_t extra); | |
476 DUK_EXTERNAL_DECL duk_bool_t duk_check_stack_top(duk_context *ctx, duk_idx_t top); | |
477 DUK_EXTERNAL_DECL void duk_require_stack_top(duk_context *ctx, duk_idx_t top); | |
478 | |
479 /* | |
480 * Stack manipulation (other than push/pop) | |
481 */ | |
482 | |
483 DUK_EXTERNAL_DECL void duk_swap(duk_context *ctx, duk_idx_t index1, duk_idx_t index2); | |
484 DUK_EXTERNAL_DECL void duk_swap_top(duk_context *ctx, duk_idx_t index); | |
485 DUK_EXTERNAL_DECL void duk_dup(duk_context *ctx, duk_idx_t from_index); | |
486 DUK_EXTERNAL_DECL void duk_dup_top(duk_context *ctx); | |
487 DUK_EXTERNAL_DECL void duk_insert(duk_context *ctx, duk_idx_t to_index); | |
488 DUK_EXTERNAL_DECL void duk_replace(duk_context *ctx, duk_idx_t to_index); | |
489 DUK_EXTERNAL_DECL void duk_copy(duk_context *ctx, duk_idx_t from_index, duk_idx_t to_index); | |
490 DUK_EXTERNAL_DECL void duk_remove(duk_context *ctx, duk_idx_t index); | |
491 DUK_EXTERNAL_DECL void duk_xcopymove_raw(duk_context *to_ctx, duk_context *from_ctx, duk_idx_t count, duk_bool_t is_copy); | |
492 | |
493 #define duk_xmove_top(to_ctx,from_ctx,count) \ | |
494 duk_xcopymove_raw((to_ctx), (from_ctx), (count), 0 /*is_copy*/) | |
495 #define duk_xcopy_top(to_ctx,from_ctx,count) \ | |
496 duk_xcopymove_raw((to_ctx), (from_ctx), (count), 1 /*is_copy*/) | |
497 | |
498 /* | |
499 * Push operations | |
500 * | |
501 * Push functions return the absolute (relative to bottom of frame) | |
502 * position of the pushed value for convenience. | |
503 * | |
504 * Note: duk_dup() is technically a push. | |
505 */ | |
506 | |
507 DUK_EXTERNAL_DECL void duk_push_undefined(duk_context *ctx); | |
508 DUK_EXTERNAL_DECL void duk_push_null(duk_context *ctx); | |
509 DUK_EXTERNAL_DECL void duk_push_boolean(duk_context *ctx, duk_bool_t val); | |
510 DUK_EXTERNAL_DECL void duk_push_true(duk_context *ctx); | |
511 DUK_EXTERNAL_DECL void duk_push_false(duk_context *ctx); | |
512 DUK_EXTERNAL_DECL void duk_push_number(duk_context *ctx, duk_double_t val); | |
513 DUK_EXTERNAL_DECL void duk_push_nan(duk_context *ctx); | |
514 DUK_EXTERNAL_DECL void duk_push_int(duk_context *ctx, duk_int_t val); | |
515 DUK_EXTERNAL_DECL void duk_push_uint(duk_context *ctx, duk_uint_t val); | |
516 DUK_EXTERNAL_DECL const char *duk_push_string(duk_context *ctx, const char *str); | |
517 DUK_EXTERNAL_DECL const char *duk_push_lstring(duk_context *ctx, const char *str, duk_size_t len); | |
518 DUK_EXTERNAL_DECL void duk_push_pointer(duk_context *ctx, void *p); | |
519 DUK_EXTERNAL_DECL const char *duk_push_sprintf(duk_context *ctx, const char *fmt, ...); | |
520 DUK_EXTERNAL_DECL const char *duk_push_vsprintf(duk_context *ctx, const char *fmt, va_list ap); | |
521 | |
522 DUK_EXTERNAL_DECL const char *duk_push_string_file_raw(duk_context *ctx, const char *path, duk_uint_t flags); | |
523 #define duk_push_string_file(ctx,path) \ | |
524 duk_push_string_file_raw((ctx), (path), 0) | |
525 | |
526 DUK_EXTERNAL_DECL void duk_push_this(duk_context *ctx); | |
527 DUK_EXTERNAL_DECL void duk_push_current_function(duk_context *ctx); | |
528 DUK_EXTERNAL_DECL void duk_push_current_thread(duk_context *ctx); | |
529 DUK_EXTERNAL_DECL void duk_push_global_object(duk_context *ctx); | |
530 DUK_EXTERNAL_DECL void duk_push_heap_stash(duk_context *ctx); | |
531 DUK_EXTERNAL_DECL void duk_push_global_stash(duk_context *ctx); | |
532 DUK_EXTERNAL_DECL void duk_push_thread_stash(duk_context *ctx, duk_context *target_ctx); | |
533 | |
534 DUK_EXTERNAL_DECL duk_idx_t duk_push_object(duk_context *ctx); | |
535 DUK_EXTERNAL_DECL duk_idx_t duk_push_array(duk_context *ctx); | |
536 DUK_EXTERNAL_DECL duk_idx_t duk_push_c_function(duk_context *ctx, duk_c_function func, duk_idx_t nargs); | |
537 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); | |
538 DUK_EXTERNAL_DECL duk_idx_t duk_push_thread_raw(duk_context *ctx, duk_uint_t flags); | |
539 | |
540 #define duk_push_thread(ctx) \ | |
541 duk_push_thread_raw((ctx), 0 /*flags*/) | |
542 | |
543 #define duk_push_thread_new_globalenv(ctx) \ | |
544 duk_push_thread_raw((ctx), DUK_THREAD_NEW_GLOBAL_ENV /*flags*/) | |
545 | |
546 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, ...); | |
547 | |
548 #ifdef DUK_API_VARIADIC_MACROS | |
549 #define duk_push_error_object(ctx,err_code,...) \ | |
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550 duk_push_error_object_raw((ctx), (err_code), (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), __VA_ARGS__) |
0 | 551 #else |
552 DUK_EXTERNAL_DECL duk_idx_t duk_push_error_object_stash(duk_context *ctx, duk_errcode_t err_code, const char *fmt, ...); | |
553 /* Note: parentheses are required so that the comma expression works in assignments. */ | |
554 #define duk_push_error_object \ | |
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555 (duk_api_global_filename = (const char *) (DUK_FILE_MACRO), \ |
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556 duk_api_global_line = (duk_int_t) (DUK_LINE_MACRO), \ |
0 | 557 duk_push_error_object_stash) /* last value is func pointer, arguments follow in parens */ |
558 #endif | |
559 | |
560 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); | |
561 #define duk_push_error_object_va(ctx,err_code,fmt,ap) \ | |
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562 duk_push_error_object_va_raw((ctx), (err_code), (const char *) (DUK_FILE_MACRO), (duk_int_t) (DUK_LINE_MACRO), (fmt), (ap)) |
0 | 563 |
564 #define DUK_BUF_FLAG_DYNAMIC (1 << 0) /* internal flag: dynamic buffer */ | |
565 #define DUK_BUF_FLAG_EXTERNAL (1 << 1) /* internal flag: external buffer */ | |
566 #define DUK_BUF_FLAG_NOZERO (1 << 2) /* internal flag: don't zero allocated buffer */ | |
567 | |
568 DUK_EXTERNAL_DECL void *duk_push_buffer_raw(duk_context *ctx, duk_size_t size, duk_small_uint_t flags); | |
569 | |
570 #define duk_push_buffer(ctx,size,dynamic) \ | |
571 duk_push_buffer_raw((ctx), (size), (dynamic) ? DUK_BUF_FLAG_DYNAMIC : 0) | |
572 #define duk_push_fixed_buffer(ctx,size) \ | |
573 duk_push_buffer_raw((ctx), (size), 0 /*flags*/) | |
574 #define duk_push_dynamic_buffer(ctx,size) \ | |
575 duk_push_buffer_raw((ctx), (size), DUK_BUF_FLAG_DYNAMIC /*flags*/) | |
576 #define duk_push_external_buffer(ctx) \ | |
577 ((void) duk_push_buffer_raw((ctx), 0, DUK_BUF_FLAG_DYNAMIC | DUK_BUF_FLAG_EXTERNAL)) | |
578 | |
579 #define DUK_BUFOBJ_CREATE_ARRBUF (1 << 4) /* internal flag: create backing ArrayBuffer; keep in one byte */ | |
580 #define DUK_BUFOBJ_DUKTAPE_BUFFER 0 | |
581 #define DUK_BUFOBJ_NODEJS_BUFFER 1 | |
582 #define DUK_BUFOBJ_ARRAYBUFFER 2 | |
583 #define DUK_BUFOBJ_DATAVIEW (3 | DUK_BUFOBJ_CREATE_ARRBUF) | |
584 #define DUK_BUFOBJ_INT8ARRAY (4 | DUK_BUFOBJ_CREATE_ARRBUF) | |
585 #define DUK_BUFOBJ_UINT8ARRAY (5 | DUK_BUFOBJ_CREATE_ARRBUF) | |
586 #define DUK_BUFOBJ_UINT8CLAMPEDARRAY (6 | DUK_BUFOBJ_CREATE_ARRBUF) | |
587 #define DUK_BUFOBJ_INT16ARRAY (7 | DUK_BUFOBJ_CREATE_ARRBUF) | |
588 #define DUK_BUFOBJ_UINT16ARRAY (8 | DUK_BUFOBJ_CREATE_ARRBUF) | |
589 #define DUK_BUFOBJ_INT32ARRAY (9 | DUK_BUFOBJ_CREATE_ARRBUF) | |
590 #define DUK_BUFOBJ_UINT32ARRAY (10 | DUK_BUFOBJ_CREATE_ARRBUF) | |
591 #define DUK_BUFOBJ_FLOAT32ARRAY (11 | DUK_BUFOBJ_CREATE_ARRBUF) | |
592 #define DUK_BUFOBJ_FLOAT64ARRAY (12 | DUK_BUFOBJ_CREATE_ARRBUF) | |
593 | |
594 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); | |
595 | |
596 DUK_EXTERNAL_DECL duk_idx_t duk_push_heapptr(duk_context *ctx, void *ptr); | |
597 | |
598 /* | |
599 * Pop operations | |
600 */ | |
601 | |
602 DUK_EXTERNAL_DECL void duk_pop(duk_context *ctx); | |
603 DUK_EXTERNAL_DECL void duk_pop_n(duk_context *ctx, duk_idx_t count); | |
604 DUK_EXTERNAL_DECL void duk_pop_2(duk_context *ctx); | |
605 DUK_EXTERNAL_DECL void duk_pop_3(duk_context *ctx); | |
606 | |
607 /* | |
608 * Type checks | |
609 * | |
610 * duk_is_none(), which would indicate whether index it outside of stack, | |
611 * is not needed; duk_is_valid_index() gives the same information. | |
612 */ | |
613 | |
614 DUK_EXTERNAL_DECL duk_int_t duk_get_type(duk_context *ctx, duk_idx_t index); | |
615 DUK_EXTERNAL_DECL duk_bool_t duk_check_type(duk_context *ctx, duk_idx_t index, duk_int_t type); | |
616 DUK_EXTERNAL_DECL duk_uint_t duk_get_type_mask(duk_context *ctx, duk_idx_t index); | |
617 DUK_EXTERNAL_DECL duk_bool_t duk_check_type_mask(duk_context *ctx, duk_idx_t index, duk_uint_t mask); | |
618 | |
619 DUK_EXTERNAL_DECL duk_bool_t duk_is_undefined(duk_context *ctx, duk_idx_t index); | |
620 DUK_EXTERNAL_DECL duk_bool_t duk_is_null(duk_context *ctx, duk_idx_t index); | |
621 DUK_EXTERNAL_DECL duk_bool_t duk_is_null_or_undefined(duk_context *ctx, duk_idx_t index); | |
622 DUK_EXTERNAL_DECL duk_bool_t duk_is_boolean(duk_context *ctx, duk_idx_t index); | |
623 DUK_EXTERNAL_DECL duk_bool_t duk_is_number(duk_context *ctx, duk_idx_t index); | |
624 DUK_EXTERNAL_DECL duk_bool_t duk_is_nan(duk_context *ctx, duk_idx_t index); | |
625 DUK_EXTERNAL_DECL duk_bool_t duk_is_string(duk_context *ctx, duk_idx_t index); | |
626 DUK_EXTERNAL_DECL duk_bool_t duk_is_object(duk_context *ctx, duk_idx_t index); | |
627 DUK_EXTERNAL_DECL duk_bool_t duk_is_buffer(duk_context *ctx, duk_idx_t index); | |
628 DUK_EXTERNAL_DECL duk_bool_t duk_is_pointer(duk_context *ctx, duk_idx_t index); | |
629 DUK_EXTERNAL_DECL duk_bool_t duk_is_lightfunc(duk_context *ctx, duk_idx_t index); | |
630 | |
631 DUK_EXTERNAL_DECL duk_bool_t duk_is_array(duk_context *ctx, duk_idx_t index); | |
632 DUK_EXTERNAL_DECL duk_bool_t duk_is_function(duk_context *ctx, duk_idx_t index); | |
633 DUK_EXTERNAL_DECL duk_bool_t duk_is_c_function(duk_context *ctx, duk_idx_t index); | |
634 DUK_EXTERNAL_DECL duk_bool_t duk_is_ecmascript_function(duk_context *ctx, duk_idx_t index); | |
635 DUK_EXTERNAL_DECL duk_bool_t duk_is_bound_function(duk_context *ctx, duk_idx_t index); | |
636 DUK_EXTERNAL_DECL duk_bool_t duk_is_thread(duk_context *ctx, duk_idx_t index); | |
637 | |
638 #define duk_is_callable(ctx,index) \ | |
639 duk_is_function((ctx), (index)) | |
640 DUK_EXTERNAL_DECL duk_bool_t duk_is_dynamic_buffer(duk_context *ctx, duk_idx_t index); | |
641 DUK_EXTERNAL_DECL duk_bool_t duk_is_fixed_buffer(duk_context *ctx, duk_idx_t index); | |
642 DUK_EXTERNAL_DECL duk_bool_t duk_is_external_buffer(duk_context *ctx, duk_idx_t index); | |
643 | |
644 #define duk_is_primitive(ctx,index) \ | |
645 duk_check_type_mask((ctx), (index), DUK_TYPE_MASK_UNDEFINED | \ | |
646 DUK_TYPE_MASK_NULL | \ | |
647 DUK_TYPE_MASK_BOOLEAN | \ | |
648 DUK_TYPE_MASK_NUMBER | \ | |
649 DUK_TYPE_MASK_STRING | \ | |
650 DUK_TYPE_MASK_BUFFER | \ | |
651 DUK_TYPE_MASK_POINTER | \ | |
652 DUK_TYPE_MASK_LIGHTFUNC) | |
653 | |
654 #define duk_is_object_coercible(ctx,index) \ | |
655 duk_check_type_mask((ctx), (index), DUK_TYPE_MASK_BOOLEAN | \ | |
656 DUK_TYPE_MASK_NUMBER | \ | |
657 DUK_TYPE_MASK_STRING | \ | |
658 DUK_TYPE_MASK_OBJECT | \ | |
659 DUK_TYPE_MASK_BUFFER | \ | |
660 DUK_TYPE_MASK_POINTER | \ | |
661 DUK_TYPE_MASK_LIGHTFUNC) | |
662 | |
663 DUK_EXTERNAL_DECL duk_errcode_t duk_get_error_code(duk_context *ctx, duk_idx_t index); | |
664 #define duk_is_error(ctx,index) \ | |
665 (duk_get_error_code((ctx), (index)) != 0) | |
666 #define duk_is_eval_error(ctx,index) \ | |
667 (duk_get_error_code((ctx), (index)) == DUK_ERR_EVAL_ERROR) | |
668 #define duk_is_range_error(ctx,index) \ | |
669 (duk_get_error_code((ctx), (index)) == DUK_ERR_RANGE_ERROR) | |
670 #define duk_is_reference_error(ctx,index) \ | |
671 (duk_get_error_code((ctx), (index)) == DUK_ERR_REFERENCE_ERROR) | |
672 #define duk_is_syntax_error(ctx,index) \ | |
673 (duk_get_error_code((ctx), (index)) == DUK_ERR_SYNTAX_ERROR) | |
674 #define duk_is_type_error(ctx,index) \ | |
675 (duk_get_error_code((ctx), (index)) == DUK_ERR_TYPE_ERROR) | |
676 #define duk_is_uri_error(ctx,index) \ | |
677 (duk_get_error_code((ctx), (index)) == DUK_ERR_URI_ERROR) | |
678 | |
679 /* | |
680 * Get operations: no coercion, returns default value for invalid | |
681 * indices and invalid value types. | |
682 * | |
683 * duk_get_undefined() and duk_get_null() would be pointless and | |
684 * are not included. | |
685 */ | |
686 | |
687 DUK_EXTERNAL_DECL duk_bool_t duk_get_boolean(duk_context *ctx, duk_idx_t index); | |
688 DUK_EXTERNAL_DECL duk_double_t duk_get_number(duk_context *ctx, duk_idx_t index); | |
689 DUK_EXTERNAL_DECL duk_int_t duk_get_int(duk_context *ctx, duk_idx_t index); | |
690 DUK_EXTERNAL_DECL duk_uint_t duk_get_uint(duk_context *ctx, duk_idx_t index); | |
691 DUK_EXTERNAL_DECL const char *duk_get_string(duk_context *ctx, duk_idx_t index); | |
692 DUK_EXTERNAL_DECL const char *duk_get_lstring(duk_context *ctx, duk_idx_t index, duk_size_t *out_len); | |
693 DUK_EXTERNAL_DECL void *duk_get_buffer(duk_context *ctx, duk_idx_t index, duk_size_t *out_size); | |
694 DUK_EXTERNAL_DECL void *duk_get_buffer_data(duk_context *ctx, duk_idx_t index, duk_size_t *out_size); | |
695 DUK_EXTERNAL_DECL void *duk_get_pointer(duk_context *ctx, duk_idx_t index); | |
696 DUK_EXTERNAL_DECL duk_c_function duk_get_c_function(duk_context *ctx, duk_idx_t index); | |
697 DUK_EXTERNAL_DECL duk_context *duk_get_context(duk_context *ctx, duk_idx_t index); | |
698 DUK_EXTERNAL_DECL void *duk_get_heapptr(duk_context *ctx, duk_idx_t index); | |
699 DUK_EXTERNAL_DECL duk_size_t duk_get_length(duk_context *ctx, duk_idx_t index); | |
700 | |
701 /* | |
702 * Require operations: no coercion, throw error if index or type | |
703 * is incorrect. No defaulting. | |
704 */ | |
705 | |
706 #define duk_require_type_mask(ctx,index,mask) \ | |
707 ((void) duk_check_type_mask((ctx), (index), (mask) | DUK_TYPE_MASK_THROW)) | |
708 | |
709 DUK_EXTERNAL_DECL void duk_require_undefined(duk_context *ctx, duk_idx_t index); | |
710 DUK_EXTERNAL_DECL void duk_require_null(duk_context *ctx, duk_idx_t index); | |
711 DUK_EXTERNAL_DECL duk_bool_t duk_require_boolean(duk_context *ctx, duk_idx_t index); | |
712 DUK_EXTERNAL_DECL duk_double_t duk_require_number(duk_context *ctx, duk_idx_t index); | |
713 DUK_EXTERNAL_DECL duk_int_t duk_require_int(duk_context *ctx, duk_idx_t index); | |
714 DUK_EXTERNAL_DECL duk_uint_t duk_require_uint(duk_context *ctx, duk_idx_t index); | |
715 DUK_EXTERNAL_DECL const char *duk_require_string(duk_context *ctx, duk_idx_t index); | |
716 DUK_EXTERNAL_DECL const char *duk_require_lstring(duk_context *ctx, duk_idx_t index, duk_size_t *out_len); | |
717 DUK_EXTERNAL_DECL void *duk_require_buffer(duk_context *ctx, duk_idx_t index, duk_size_t *out_size); | |
718 DUK_EXTERNAL_DECL void *duk_require_buffer_data(duk_context *ctx, duk_idx_t index, duk_size_t *out_size); | |
719 DUK_EXTERNAL_DECL void *duk_require_pointer(duk_context *ctx, duk_idx_t index); | |
720 DUK_EXTERNAL_DECL duk_c_function duk_require_c_function(duk_context *ctx, duk_idx_t index); | |
721 DUK_EXTERNAL_DECL duk_context *duk_require_context(duk_context *ctx, duk_idx_t index); | |
722 DUK_EXTERNAL_DECL void duk_require_function(duk_context *ctx, duk_idx_t index); | |
723 #define duk_require_callable(ctx,index) \ | |
724 duk_require_function((ctx), (index)) | |
725 DUK_EXTERNAL_DECL void *duk_require_heapptr(duk_context *ctx, duk_idx_t index); | |
726 | |
727 #define duk_require_object_coercible(ctx,index) \ | |
728 ((void) duk_check_type_mask((ctx), (index), DUK_TYPE_MASK_BOOLEAN | \ | |
729 DUK_TYPE_MASK_NUMBER | \ | |
730 DUK_TYPE_MASK_STRING | \ | |
731 DUK_TYPE_MASK_OBJECT | \ | |
732 DUK_TYPE_MASK_BUFFER | \ | |
733 DUK_TYPE_MASK_POINTER | \ | |
734 DUK_TYPE_MASK_LIGHTFUNC | \ | |
735 DUK_TYPE_MASK_THROW)) | |
736 | |
737 /* | |
738 * Coercion operations: in-place coercion, return coerced value where | |
739 * applicable. If index is invalid, throw error. Some coercions may | |
740 * throw an expected error (e.g. from a toString() or valueOf() call) | |
741 * or an internal error (e.g. from out of memory). | |
742 */ | |
743 | |
744 DUK_EXTERNAL_DECL void duk_to_undefined(duk_context *ctx, duk_idx_t index); | |
745 DUK_EXTERNAL_DECL void duk_to_null(duk_context *ctx, duk_idx_t index); | |
746 DUK_EXTERNAL_DECL duk_bool_t duk_to_boolean(duk_context *ctx, duk_idx_t index); | |
747 DUK_EXTERNAL_DECL duk_double_t duk_to_number(duk_context *ctx, duk_idx_t index); | |
748 DUK_EXTERNAL_DECL duk_int_t duk_to_int(duk_context *ctx, duk_idx_t index); | |
749 DUK_EXTERNAL_DECL duk_uint_t duk_to_uint(duk_context *ctx, duk_idx_t index); | |
750 DUK_EXTERNAL_DECL duk_int32_t duk_to_int32(duk_context *ctx, duk_idx_t index); | |
751 DUK_EXTERNAL_DECL duk_uint32_t duk_to_uint32(duk_context *ctx, duk_idx_t index); | |
752 DUK_EXTERNAL_DECL duk_uint16_t duk_to_uint16(duk_context *ctx, duk_idx_t index); | |
753 DUK_EXTERNAL_DECL const char *duk_to_string(duk_context *ctx, duk_idx_t index); | |
754 DUK_EXTERNAL_DECL const char *duk_to_lstring(duk_context *ctx, duk_idx_t index, duk_size_t *out_len); | |
755 DUK_EXTERNAL_DECL void *duk_to_buffer_raw(duk_context *ctx, duk_idx_t index, duk_size_t *out_size, duk_uint_t flags); | |
756 DUK_EXTERNAL_DECL void *duk_to_pointer(duk_context *ctx, duk_idx_t index); | |
757 DUK_EXTERNAL_DECL void duk_to_object(duk_context *ctx, duk_idx_t index); | |
758 DUK_EXTERNAL_DECL void duk_to_defaultvalue(duk_context *ctx, duk_idx_t index, duk_int_t hint); | |
759 DUK_EXTERNAL_DECL void duk_to_primitive(duk_context *ctx, duk_idx_t index, duk_int_t hint); | |
760 | |
761 #define DUK_BUF_MODE_FIXED 0 /* internal: request fixed buffer result */ | |
762 #define DUK_BUF_MODE_DYNAMIC 1 /* internal: request dynamic buffer result */ | |
763 #define DUK_BUF_MODE_DONTCARE 2 /* internal: don't care about fixed/dynamic nature */ | |
764 | |
765 #define duk_to_buffer(ctx,index,out_size) \ | |
766 duk_to_buffer_raw((ctx), (index), (out_size), DUK_BUF_MODE_DONTCARE) | |
767 #define duk_to_fixed_buffer(ctx,index,out_size) \ | |
768 duk_to_buffer_raw((ctx), (index), (out_size), DUK_BUF_MODE_FIXED) | |
769 #define duk_to_dynamic_buffer(ctx,index,out_size) \ | |
770 duk_to_buffer_raw((ctx), (index), (out_size), DUK_BUF_MODE_DYNAMIC) | |
771 | |
772 /* safe variants of a few coercion operations */ | |
773 DUK_EXTERNAL_DECL const char *duk_safe_to_lstring(duk_context *ctx, duk_idx_t index, duk_size_t *out_len); | |
774 #define duk_safe_to_string(ctx,index) \ | |
775 duk_safe_to_lstring((ctx), (index), NULL) | |
776 | |
777 /* | |
778 * Misc conversion | |
779 */ | |
780 | |
781 DUK_EXTERNAL_DECL const char *duk_base64_encode(duk_context *ctx, duk_idx_t index); | |
782 DUK_EXTERNAL_DECL void duk_base64_decode(duk_context *ctx, duk_idx_t index); | |
783 DUK_EXTERNAL_DECL const char *duk_hex_encode(duk_context *ctx, duk_idx_t index); | |
784 DUK_EXTERNAL_DECL void duk_hex_decode(duk_context *ctx, duk_idx_t index); | |
785 DUK_EXTERNAL_DECL const char *duk_json_encode(duk_context *ctx, duk_idx_t index); | |
786 DUK_EXTERNAL_DECL void duk_json_decode(duk_context *ctx, duk_idx_t index); | |
787 | |
788 /* | |
789 * Buffer | |
790 */ | |
791 | |
792 DUK_EXTERNAL_DECL void *duk_resize_buffer(duk_context *ctx, duk_idx_t index, duk_size_t new_size); | |
793 DUK_EXTERNAL_DECL void *duk_steal_buffer(duk_context *ctx, duk_idx_t index, duk_size_t *out_size); | |
794 DUK_EXTERNAL_DECL void duk_config_buffer(duk_context *ctx, duk_idx_t index, void *ptr, duk_size_t len); | |
795 | |
796 /* | |
797 * Property access | |
798 * | |
799 * The basic function assumes key is on stack. The _string variant takes | |
800 * a C string as a property name, while the _index variant takes an array | |
801 * index as a property name (e.g. 123 is equivalent to the key "123"). | |
802 */ | |
803 | |
804 DUK_EXTERNAL_DECL duk_bool_t duk_get_prop(duk_context *ctx, duk_idx_t obj_index); | |
805 DUK_EXTERNAL_DECL duk_bool_t duk_get_prop_string(duk_context *ctx, duk_idx_t obj_index, const char *key); | |
806 DUK_EXTERNAL_DECL duk_bool_t duk_get_prop_index(duk_context *ctx, duk_idx_t obj_index, duk_uarridx_t arr_index); | |
807 DUK_EXTERNAL_DECL duk_bool_t duk_put_prop(duk_context *ctx, duk_idx_t obj_index); | |
808 DUK_EXTERNAL_DECL duk_bool_t duk_put_prop_string(duk_context *ctx, duk_idx_t obj_index, const char *key); | |
809 DUK_EXTERNAL_DECL duk_bool_t duk_put_prop_index(duk_context *ctx, duk_idx_t obj_index, duk_uarridx_t arr_index); | |
810 DUK_EXTERNAL_DECL duk_bool_t duk_del_prop(duk_context *ctx, duk_idx_t obj_index); | |
811 DUK_EXTERNAL_DECL duk_bool_t duk_del_prop_string(duk_context *ctx, duk_idx_t obj_index, const char *key); | |
812 DUK_EXTERNAL_DECL duk_bool_t duk_del_prop_index(duk_context *ctx, duk_idx_t obj_index, duk_uarridx_t arr_index); | |
813 DUK_EXTERNAL_DECL duk_bool_t duk_has_prop(duk_context *ctx, duk_idx_t obj_index); | |
814 DUK_EXTERNAL_DECL duk_bool_t duk_has_prop_string(duk_context *ctx, duk_idx_t obj_index, const char *key); | |
815 DUK_EXTERNAL_DECL duk_bool_t duk_has_prop_index(duk_context *ctx, duk_idx_t obj_index, duk_uarridx_t arr_index); | |
816 DUK_EXTERNAL_DECL void duk_def_prop(duk_context *ctx, duk_idx_t obj_index, duk_uint_t flags); | |
817 | |
818 DUK_EXTERNAL_DECL duk_bool_t duk_get_global_string(duk_context *ctx, const char *key); | |
819 DUK_EXTERNAL_DECL duk_bool_t duk_put_global_string(duk_context *ctx, const char *key); | |
820 | |
821 /* | |
822 * Object prototype | |
823 */ | |
824 | |
825 DUK_EXTERNAL_DECL void duk_get_prototype(duk_context *ctx, duk_idx_t index); | |
826 DUK_EXTERNAL_DECL void duk_set_prototype(duk_context *ctx, duk_idx_t index); | |
827 | |
828 /* | |
829 * Object finalizer | |
830 */ | |
831 | |
832 DUK_EXTERNAL_DECL void duk_get_finalizer(duk_context *ctx, duk_idx_t index); | |
833 DUK_EXTERNAL_DECL void duk_set_finalizer(duk_context *ctx, duk_idx_t index); | |
834 | |
835 /* | |
836 * Global object | |
837 */ | |
838 | |
839 DUK_EXTERNAL_DECL void duk_set_global_object(duk_context *ctx); | |
840 | |
841 /* | |
842 * Duktape/C function magic value | |
843 */ | |
844 | |
845 DUK_EXTERNAL_DECL duk_int_t duk_get_magic(duk_context *ctx, duk_idx_t index); | |
846 DUK_EXTERNAL_DECL void duk_set_magic(duk_context *ctx, duk_idx_t index, duk_int_t magic); | |
847 DUK_EXTERNAL_DECL duk_int_t duk_get_current_magic(duk_context *ctx); | |
848 | |
849 /* | |
850 * Module helpers: put multiple function or constant properties | |
851 */ | |
852 | |
853 DUK_EXTERNAL_DECL void duk_put_function_list(duk_context *ctx, duk_idx_t obj_index, const duk_function_list_entry *funcs); | |
854 DUK_EXTERNAL_DECL void duk_put_number_list(duk_context *ctx, duk_idx_t obj_index, const duk_number_list_entry *numbers); | |
855 | |
856 /* | |
857 * Variable access | |
858 */ | |
859 | |
860 /* XXX: These calls are incomplete and not usable now. They are not (yet) | |
861 * part of the public API. | |
862 */ | |
863 DUK_EXTERNAL_DECL void duk_get_var(duk_context *ctx); | |
864 DUK_EXTERNAL_DECL void duk_put_var(duk_context *ctx); | |
865 DUK_EXTERNAL_DECL duk_bool_t duk_del_var(duk_context *ctx); | |
866 DUK_EXTERNAL_DECL duk_bool_t duk_has_var(duk_context *ctx); | |
867 | |
868 /* | |
869 * Object operations | |
870 */ | |
871 | |
872 DUK_EXTERNAL_DECL void duk_compact(duk_context *ctx, duk_idx_t obj_index); | |
873 DUK_EXTERNAL_DECL void duk_enum(duk_context *ctx, duk_idx_t obj_index, duk_uint_t enum_flags); | |
874 DUK_EXTERNAL_DECL duk_bool_t duk_next(duk_context *ctx, duk_idx_t enum_index, duk_bool_t get_value); | |
875 | |
876 /* | |
877 * String manipulation | |
878 */ | |
879 | |
880 DUK_EXTERNAL_DECL void duk_concat(duk_context *ctx, duk_idx_t count); | |
881 DUK_EXTERNAL_DECL void duk_join(duk_context *ctx, duk_idx_t count); | |
882 DUK_EXTERNAL_DECL void duk_decode_string(duk_context *ctx, duk_idx_t index, duk_decode_char_function callback, void *udata); | |
883 DUK_EXTERNAL_DECL void duk_map_string(duk_context *ctx, duk_idx_t index, duk_map_char_function callback, void *udata); | |
884 DUK_EXTERNAL_DECL void duk_substring(duk_context *ctx, duk_idx_t index, duk_size_t start_char_offset, duk_size_t end_char_offset); | |
885 DUK_EXTERNAL_DECL void duk_trim(duk_context *ctx, duk_idx_t index); | |
886 DUK_EXTERNAL_DECL duk_codepoint_t duk_char_code_at(duk_context *ctx, duk_idx_t index, duk_size_t char_offset); | |
887 | |
888 /* | |
889 * Ecmascript operators | |
890 */ | |
891 | |
892 DUK_EXTERNAL_DECL duk_bool_t duk_equals(duk_context *ctx, duk_idx_t index1, duk_idx_t index2); | |
893 DUK_EXTERNAL_DECL duk_bool_t duk_strict_equals(duk_context *ctx, duk_idx_t index1, duk_idx_t index2); | |
894 DUK_EXTERNAL_DECL duk_bool_t duk_instanceof(duk_context *ctx, duk_idx_t index1, duk_idx_t index2); | |
895 | |
896 /* | |
897 * Function (method) calls | |
898 */ | |
899 | |
900 DUK_EXTERNAL_DECL void duk_call(duk_context *ctx, duk_idx_t nargs); | |
901 DUK_EXTERNAL_DECL void duk_call_method(duk_context *ctx, duk_idx_t nargs); | |
902 DUK_EXTERNAL_DECL void duk_call_prop(duk_context *ctx, duk_idx_t obj_index, duk_idx_t nargs); | |
903 DUK_EXTERNAL_DECL duk_int_t duk_pcall(duk_context *ctx, duk_idx_t nargs); | |
904 DUK_EXTERNAL_DECL duk_int_t duk_pcall_method(duk_context *ctx, duk_idx_t nargs); | |
905 DUK_EXTERNAL_DECL duk_int_t duk_pcall_prop(duk_context *ctx, duk_idx_t obj_index, duk_idx_t nargs); | |
906 DUK_EXTERNAL_DECL void duk_new(duk_context *ctx, duk_idx_t nargs); | |
907 DUK_EXTERNAL_DECL duk_int_t duk_pnew(duk_context *ctx, duk_idx_t nargs); | |
908 DUK_EXTERNAL_DECL duk_int_t duk_safe_call(duk_context *ctx, duk_safe_call_function func, duk_idx_t nargs, duk_idx_t nrets); | |
909 | |
910 /* | |
911 * Thread management | |
912 */ | |
913 | |
914 /* There are currently no native functions to yield/resume, due to the internal | |
915 * limitations on coroutine handling. These will be added later. | |
916 */ | |
917 | |
918 /* | |
919 * Compilation and evaluation | |
920 */ | |
921 | |
922 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); | |
923 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); | |
924 | |
925 /* plain */ | |
926 #define duk_eval(ctx) \ | |
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927 ((void) duk_eval_raw((ctx), NULL, 0, 2 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NOFILENAME)) |
0 | 928 |
929 #define duk_eval_noresult(ctx) \ | |
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930 ((void) duk_eval_raw((ctx), NULL, 0, 2 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NORESULT | DUK_COMPILE_NOFILENAME)) |
0 | 931 |
932 #define duk_peval(ctx) \ | |
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933 (duk_eval_raw((ctx), NULL, 0, 2 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_SAFE | DUK_COMPILE_NOFILENAME)) |
0 | 934 |
935 #define duk_peval_noresult(ctx) \ | |
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936 (duk_eval_raw((ctx), NULL, 0, 2 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_SAFE | DUK_COMPILE_NORESULT | DUK_COMPILE_NOFILENAME)) |
0 | 937 |
938 #define duk_compile(ctx,flags) \ | |
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939 ((void) duk_compile_raw((ctx), NULL, 0, 3 /*args*/ | (flags))) |
0 | 940 |
941 #define duk_pcompile(ctx,flags) \ | |
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942 (duk_compile_raw((ctx), NULL, 0, 3 /*args*/ | (flags) | DUK_COMPILE_SAFE)) |
0 | 943 |
944 /* string */ | |
945 #define duk_eval_string(ctx,src) \ | |
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946 ((void) duk_eval_raw((ctx), (src), 0, 1 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN | DUK_COMPILE_NOFILENAME)) |
0 | 947 |
948 #define duk_eval_string_noresult(ctx,src) \ | |
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949 ((void) duk_eval_raw((ctx), (src), 0, 1 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN | DUK_COMPILE_NORESULT | DUK_COMPILE_NOFILENAME)) |
0 | 950 |
951 #define duk_peval_string(ctx,src) \ | |
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952 (duk_eval_raw((ctx), (src), 0, 1 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_SAFE | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN | DUK_COMPILE_NOFILENAME)) |
0 | 953 |
954 #define duk_peval_string_noresult(ctx,src) \ | |
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955 (duk_eval_raw((ctx), (src), 0, 1 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_SAFE | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN | DUK_COMPILE_NORESULT | DUK_COMPILE_NOFILENAME)) |
0 | 956 |
957 #define duk_compile_string(ctx,flags,src) \ | |
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958 ((void) duk_compile_raw((ctx), (src), 0, 1 /*args*/ | (flags) | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN | DUK_COMPILE_NOFILENAME)) |
0 | 959 |
960 #define duk_compile_string_filename(ctx,flags,src) \ | |
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961 ((void) duk_compile_raw((ctx), (src), 0, 2 /*args*/ | (flags) | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN)) |
0 | 962 |
963 #define duk_pcompile_string(ctx,flags,src) \ | |
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964 (duk_compile_raw((ctx), (src), 0, 1 /*args*/ | (flags) | DUK_COMPILE_SAFE | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN | DUK_COMPILE_NOFILENAME)) |
0 | 965 |
966 #define duk_pcompile_string_filename(ctx,flags,src) \ | |
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967 (duk_compile_raw((ctx), (src), 0, 2 /*args*/ | (flags) | DUK_COMPILE_SAFE | DUK_COMPILE_NOSOURCE | DUK_COMPILE_STRLEN)) |
0 | 968 |
969 /* lstring */ | |
970 #define duk_eval_lstring(ctx,buf,len) \ | |
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971 ((void) duk_eval_raw((ctx), buf, len, 1 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NOSOURCE | DUK_COMPILE_NOFILENAME)) |
0 | 972 |
973 #define duk_eval_lstring_noresult(ctx,buf,len) \ | |
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974 ((void) duk_eval_raw((ctx), buf, len, 1 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NOSOURCE | DUK_COMPILE_NORESULT | DUK_COMPILE_NOFILENAME)) |
0 | 975 |
976 #define duk_peval_lstring(ctx,buf,len) \ | |
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977 (duk_eval_raw((ctx), buf, len, 1 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NOSOURCE | DUK_COMPILE_SAFE | DUK_COMPILE_NOFILENAME)) |
0 | 978 |
979 #define duk_peval_lstring_noresult(ctx,buf,len) \ | |
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980 (duk_eval_raw((ctx), buf, len, 1 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_SAFE | DUK_COMPILE_NOSOURCE | DUK_COMPILE_NORESULT | DUK_COMPILE_NOFILENAME)) |
0 | 981 |
982 #define duk_compile_lstring(ctx,flags,buf,len) \ | |
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983 ((void) duk_compile_raw((ctx), buf, len, 1 /*args*/ | (flags) | DUK_COMPILE_NOSOURCE | DUK_COMPILE_NOFILENAME)) |
0 | 984 |
985 #define duk_compile_lstring_filename(ctx,flags,buf,len) \ | |
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986 ((void) duk_compile_raw((ctx), buf, len, 2 /*args*/ | (flags) | DUK_COMPILE_NOSOURCE)) |
0 | 987 |
988 #define duk_pcompile_lstring(ctx,flags,buf,len) \ | |
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989 (duk_compile_raw((ctx), buf, len, 1 /*args*/ | (flags) | DUK_COMPILE_SAFE | DUK_COMPILE_NOSOURCE | DUK_COMPILE_NOFILENAME)) |
0 | 990 |
991 #define duk_pcompile_lstring_filename(ctx,flags,buf,len) \ | |
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992 (duk_compile_raw((ctx), buf, len, 2 /*args*/ | (flags) | DUK_COMPILE_SAFE | DUK_COMPILE_NOSOURCE)) |
0 | 993 |
994 /* file */ | |
995 #define duk_eval_file(ctx,path) \ | |
996 ((void) duk_push_string_file_raw((ctx), (path), 0), \ | |
997 (void) duk_push_string((ctx), (path)), \ | |
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998 (void) duk_eval_raw((ctx), NULL, 0, 3 /*args*/ | DUK_COMPILE_EVAL)) |
0 | 999 |
1000 #define duk_eval_file_noresult(ctx,path) \ | |
1001 ((void) duk_push_string_file_raw((ctx), (path), 0), \ | |
1002 (void) duk_push_string((ctx), (path)), \ | |
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1003 (void) duk_eval_raw((ctx), NULL, 0, 3 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_NORESULT)) |
0 | 1004 |
1005 #define duk_peval_file(ctx,path) \ | |
1006 ((void) duk_push_string_file_raw((ctx), (path), DUK_STRING_PUSH_SAFE), \ | |
1007 (void) duk_push_string((ctx), (path)), \ | |
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1008 duk_eval_raw((ctx), NULL, 0, 3 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_SAFE)) |
0 | 1009 |
1010 #define duk_peval_file_noresult(ctx,path) \ | |
1011 ((void) duk_push_string_file_raw((ctx), (path), DUK_STRING_PUSH_SAFE), \ | |
1012 (void) duk_push_string((ctx), (path)), \ | |
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1013 duk_eval_raw((ctx), NULL, 0, 3 /*args*/ | DUK_COMPILE_EVAL | DUK_COMPILE_SAFE | DUK_COMPILE_NORESULT)) |
0 | 1014 |
1015 #define duk_compile_file(ctx,flags,path) \ | |
1016 ((void) duk_push_string_file_raw((ctx), (path), 0), \ | |
1017 (void) duk_push_string((ctx), (path)), \ | |
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1018 (void) duk_compile_raw((ctx), NULL, 0, 3 /*args*/ | (flags))) |
0 | 1019 |
1020 #define duk_pcompile_file(ctx,flags,path) \ | |
1021 ((void) duk_push_string_file_raw((ctx), (path), DUK_STRING_PUSH_SAFE), \ | |
1022 (void) duk_push_string((ctx), (path)), \ | |
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1023 duk_compile_raw((ctx), NULL, 0, 3 /*args*/ | (flags) | DUK_COMPILE_SAFE)) |
0 | 1024 |
1025 /* | |
1026 * Bytecode load/dump | |
1027 */ | |
1028 | |
1029 DUK_EXTERNAL_DECL void duk_dump_function(duk_context *ctx); | |
1030 DUK_EXTERNAL_DECL void duk_load_function(duk_context *ctx); | |
1031 | |
1032 /* | |
1033 * Logging | |
1034 */ | |
1035 | |
1036 DUK_EXTERNAL_DECL void duk_log(duk_context *ctx, duk_int_t level, const char *fmt, ...); | |
1037 DUK_EXTERNAL_DECL void duk_log_va(duk_context *ctx, duk_int_t level, const char *fmt, va_list ap); | |
1038 | |
1039 /* | |
1040 * Debugging | |
1041 */ | |
1042 | |
1043 DUK_EXTERNAL_DECL void duk_push_context_dump(duk_context *ctx); | |
1044 | |
1045 #if defined(DUK_USE_FILE_IO) | |
1046 /* internal use */ | |
1047 #define duk_dump_context_filehandle(ctx,fh) \ | |
1048 (duk_push_context_dump((ctx)), \ | |
1049 DUK_FPRINTF((fh), "%s\n", duk_safe_to_string(ctx, -1)), \ | |
1050 duk_pop(ctx)) | |
1051 | |
1052 /* external use */ | |
1053 #define duk_dump_context_stdout(ctx) \ | |
1054 duk_dump_context_filehandle((ctx), DUK_STDOUT) | |
1055 #define duk_dump_context_stderr(ctx) \ | |
1056 duk_dump_context_filehandle((ctx), DUK_STDERR) | |
1057 #else /* DUK_USE_FILE_IO */ | |
1058 #define duk_dump_context_stdout(ctx) ((void) 0) | |
1059 #define duk_dump_context_stderr(ctx) ((void) 0) | |
1060 #endif /* DUK_USE_FILE_IO */ | |
1061 | |
1062 /* | |
1063 * Debugger (debug protocol) | |
1064 */ | |
1065 | |
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1066 #define duk_debugger_attach(ctx,read_cb,write_cb,peek_cb,read_flush_cb,write_flush_cb,detached_cb,udata) \ |
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1067 duk_debugger_attach_custom((ctx), (read_cb), (write_cb), (peek_cb), (read_flush_cb), (write_flush_cb), \ |
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1068 NULL, (detached_cb), (udata)) |
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1069 |
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1070 DUK_EXTERNAL_DECL void duk_debugger_attach_custom(duk_context *ctx, |
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1071 duk_debug_read_function read_cb, |
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1072 duk_debug_write_function write_cb, |
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1073 duk_debug_peek_function peek_cb, |
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1074 duk_debug_read_flush_function read_flush_cb, |
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1075 duk_debug_write_flush_function write_flush_cb, |
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1076 duk_debug_request_function request_cb, |
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1077 duk_debug_detached_function detached_cb, |
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1078 void *udata); |
0 | 1079 DUK_EXTERNAL_DECL void duk_debugger_detach(duk_context *ctx); |
1080 DUK_EXTERNAL_DECL void duk_debugger_cooperate(duk_context *ctx); | |
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1081 DUK_EXTERNAL_DECL duk_bool_t duk_debugger_notify(duk_context *ctx, duk_idx_t nvalues); |
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1082 DUK_EXTERNAL_DECL void duk_debugger_pause(duk_context *ctx); |
0 | 1083 |
1084 /* | |
1085 * Date provider related constants | |
1086 * | |
1087 * NOTE: These are "semi public" - you should only use these if you write | |
1088 * your own platform specific Date provider, see doc/datetime.rst. | |
1089 */ | |
1090 | |
1091 /* Millisecond count constants. */ | |
1092 #define DUK_DATE_MSEC_SECOND 1000L | |
1093 #define DUK_DATE_MSEC_MINUTE (60L * 1000L) | |
1094 #define DUK_DATE_MSEC_HOUR (60L * 60L * 1000L) | |
1095 #define DUK_DATE_MSEC_DAY (24L * 60L * 60L * 1000L) | |
1096 | |
1097 /* Ecmascript date range is 100 million days from Epoch: | |
1098 * > 100e6 * 24 * 60 * 60 * 1000 // 100M days in millisecs | |
1099 * 8640000000000000 | |
1100 * (= 8.64e15) | |
1101 */ | |
1102 #define DUK_DATE_MSEC_100M_DAYS (8.64e15) | |
1103 #define DUK_DATE_MSEC_100M_DAYS_LEEWAY (8.64e15 + 24 * 3600e3) | |
1104 | |
1105 /* Ecmascript year range: | |
1106 * > new Date(100e6 * 24 * 3600e3).toISOString() | |
1107 * '+275760-09-13T00:00:00.000Z' | |
1108 * > new Date(-100e6 * 24 * 3600e3).toISOString() | |
1109 * '-271821-04-20T00:00:00.000Z' | |
1110 */ | |
1111 #define DUK_DATE_MIN_ECMA_YEAR (-271821L) | |
1112 #define DUK_DATE_MAX_ECMA_YEAR 275760L | |
1113 | |
1114 /* Part indices for internal breakdowns. Part order from DUK_DATE_IDX_YEAR | |
1115 * to DUK_DATE_IDX_MILLISECOND matches argument ordering of Ecmascript API | |
1116 * calls (like Date constructor call). Some functions in duk_bi_date.c | |
1117 * depend on the specific ordering, so change with care. 16 bits are not | |
1118 * enough for all parts (year, specifically). | |
1119 * | |
1120 * (Must be in-sync with genbuiltins.py.) | |
1121 */ | |
1122 #define DUK_DATE_IDX_YEAR 0 /* year */ | |
1123 #define DUK_DATE_IDX_MONTH 1 /* month: 0 to 11 */ | |
1124 #define DUK_DATE_IDX_DAY 2 /* day within month: 0 to 30 */ | |
1125 #define DUK_DATE_IDX_HOUR 3 | |
1126 #define DUK_DATE_IDX_MINUTE 4 | |
1127 #define DUK_DATE_IDX_SECOND 5 | |
1128 #define DUK_DATE_IDX_MILLISECOND 6 | |
1129 #define DUK_DATE_IDX_WEEKDAY 7 /* weekday: 0 to 6, 0=sunday, 1=monday, etc */ | |
1130 #define DUK_DATE_IDX_NUM_PARTS 8 | |
1131 | |
1132 /* Internal API call flags, used for various functions in this file. | |
1133 * Certain flags are used by only certain functions, but since the flags | |
1134 * don't overlap, a single flags value can be passed around to multiple | |
1135 * functions. | |
1136 * | |
1137 * The unused top bits of the flags field are also used to pass values | |
1138 * to helpers (duk__get_part_helper() and duk__set_part_helper()). | |
1139 * | |
1140 * (Must be in-sync with genbuiltins.py.) | |
1141 */ | |
1142 | |
1143 /* NOTE: when writing a Date provider you only need a few specific | |
1144 * flags from here, the rest are internal. Avoid using anything you | |
1145 * don't need. | |
1146 */ | |
1147 | |
1148 #define DUK_DATE_FLAG_NAN_TO_ZERO (1 << 0) /* timeval breakdown: internal time value NaN -> zero */ | |
1149 #define DUK_DATE_FLAG_NAN_TO_RANGE_ERROR (1 << 1) /* timeval breakdown: internal time value NaN -> RangeError (toISOString) */ | |
1150 #define DUK_DATE_FLAG_ONEBASED (1 << 2) /* timeval breakdown: convert month and day-of-month parts to one-based (default is zero-based) */ | |
1151 #define DUK_DATE_FLAG_EQUIVYEAR (1 << 3) /* timeval breakdown: replace year with equivalent year in the [1971,2037] range for DST calculations */ | |
1152 #define DUK_DATE_FLAG_LOCALTIME (1 << 4) /* convert time value to local time */ | |
1153 #define DUK_DATE_FLAG_SUB1900 (1 << 5) /* getter: subtract 1900 from year when getting year part */ | |
1154 #define DUK_DATE_FLAG_TOSTRING_DATE (1 << 6) /* include date part in string conversion result */ | |
1155 #define DUK_DATE_FLAG_TOSTRING_TIME (1 << 7) /* include time part in string conversion result */ | |
1156 #define DUK_DATE_FLAG_TOSTRING_LOCALE (1 << 8) /* use locale specific formatting if available */ | |
1157 #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) */ | |
1158 #define DUK_DATE_FLAG_YEAR_FIXUP (1 << 10) /* setter: perform 2-digit year fixup (00...99 -> 1900...1999) */ | |
1159 #define DUK_DATE_FLAG_SEP_T (1 << 11) /* string conversion: use 'T' instead of ' ' as a separator */ | |
1160 #define DUK_DATE_FLAG_VALUE_SHIFT 12 /* additional values begin at bit 12 */ | |
1161 | |
1162 /* | |
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1163 * ROM pointer compression |
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1164 */ |
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1165 |
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1166 /* Support array for ROM pointer compression. Only declared when ROM |
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1167 * pointer compression is active. |
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1168 */ |
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1169 #if defined(DUK_USE_ROM_OBJECTS) && defined(DUK_USE_HEAPPTR16) |
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1170 DUK_EXTERNAL_DECL const void * const duk_rom_compressed_pointers[]; |
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1171 #endif |
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1172 |
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1173 /* |
0 | 1174 * C++ name mangling |
1175 */ | |
1176 | |
1177 #ifdef __cplusplus | |
1178 /* end 'extern "C"' wrapper */ | |
1179 } | |
1180 #endif | |
1181 | |
1182 #endif /* DUK_API_PUBLIC_H_INCLUDED */ | |
1183 | |
1184 /* | |
1185 * END PUBLIC API | |
1186 */ | |
1187 | |
1188 /* | |
1189 * Union to access IEEE double memory representation, indexes for double | |
1190 * memory representation, and some macros for double manipulation. | |
1191 * | |
1192 * Also used by packed duk_tval. Use a union for bit manipulation to | |
1193 * minimize aliasing issues in practice. The C99 standard does not | |
1194 * guarantee that this should work, but it's a very widely supported | |
1195 * practice for low level manipulation. | |
1196 * | |
1197 * IEEE double format summary: | |
1198 * | |
1199 * seeeeeee eeeeffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff | |
1200 * A B C D E F G H | |
1201 * | |
1202 * s sign bit | |
1203 * eee... exponent field | |
1204 * fff... fraction | |
1205 * | |
1206 * See http://en.wikipedia.org/wiki/Double_precision_floating-point_format. | |
1207 * | |
1208 * NaNs are represented as exponent 0x7ff and mantissa != 0. The NaN is a | |
1209 * signaling NaN when the highest bit of the mantissa is zero, and a quiet | |
1210 * NaN when the highest bit is set. | |
1211 * | |
1212 * At least three memory layouts are relevant here: | |
1213 * | |
1214 * A B C D E F G H Big endian (e.g. 68k) DUK_USE_DOUBLE_BE | |
1215 * H G F E D C B A Little endian (e.g. x86) DUK_USE_DOUBLE_LE | |
1216 * D C B A H G F E Mixed/cross endian (e.g. ARM) DUK_USE_DOUBLE_ME | |
1217 * | |
1218 * ARM is a special case: ARM double values are in mixed/cross endian | |
1219 * format while ARM duk_uint64_t values are in standard little endian | |
1220 * format (H G F E D C B A). When a double is read as a duk_uint64_t | |
1221 * from memory, the register will contain the (logical) value | |
1222 * E F G H A B C D. This requires some special handling below. | |
1223 * | |
1224 * Indexes of various types (8-bit, 16-bit, 32-bit) in memory relative to | |
1225 * the logical (big endian) order: | |
1226 * | |
1227 * byte order duk_uint8_t duk_uint16_t duk_uint32_t | |
1228 * BE 01234567 0123 01 | |
1229 * LE 76543210 3210 10 | |
1230 * ME (ARM) 32107654 1032 01 | |
1231 * | |
1232 * Some processors may alter NaN values in a floating point load+store. | |
1233 * For instance, on X86 a FLD + FSTP may convert a signaling NaN to a | |
1234 * quiet one. This is catastrophic when NaN space is used in packed | |
1235 * duk_tval values. See: misc/clang_aliasing.c. | |
1236 */ | |
1237 | |
1238 #ifndef DUK_DBLUNION_H_INCLUDED | |
1239 #define DUK_DBLUNION_H_INCLUDED | |
1240 | |
1241 /* | |
1242 * Union for accessing double parts, also serves as packed duk_tval | |
1243 */ | |
1244 | |
1245 union duk_double_union { | |
1246 double d; | |
1247 float f[2]; | |
1248 #if defined(DUK_USE_64BIT_OPS) | |
1249 duk_uint64_t ull[1]; | |
1250 #endif | |
1251 duk_uint32_t ui[2]; | |
1252 duk_uint16_t us[4]; | |
1253 duk_uint8_t uc[8]; | |
1254 #if defined(DUK_USE_PACKED_TVAL) | |
1255 void *vp[2]; /* used by packed duk_tval, assumes sizeof(void *) == 4 */ | |
1256 #endif | |
1257 }; | |
1258 | |
1259 typedef union duk_double_union duk_double_union; | |
1260 | |
1261 /* | |
1262 * Indexes of various types with respect to big endian (logical) layout | |
1263 */ | |
1264 | |
1265 #if defined(DUK_USE_DOUBLE_LE) | |
1266 #ifdef DUK_USE_64BIT_OPS | |
1267 #define DUK_DBL_IDX_ULL0 0 | |
1268 #endif | |
1269 #define DUK_DBL_IDX_UI0 1 | |
1270 #define DUK_DBL_IDX_UI1 0 | |
1271 #define DUK_DBL_IDX_US0 3 | |
1272 #define DUK_DBL_IDX_US1 2 | |
1273 #define DUK_DBL_IDX_US2 1 | |
1274 #define DUK_DBL_IDX_US3 0 | |
1275 #define DUK_DBL_IDX_UC0 7 | |
1276 #define DUK_DBL_IDX_UC1 6 | |
1277 #define DUK_DBL_IDX_UC2 5 | |
1278 #define DUK_DBL_IDX_UC3 4 | |
1279 #define DUK_DBL_IDX_UC4 3 | |
1280 #define DUK_DBL_IDX_UC5 2 | |
1281 #define DUK_DBL_IDX_UC6 1 | |
1282 #define DUK_DBL_IDX_UC7 0 | |
1283 #define DUK_DBL_IDX_VP0 DUK_DBL_IDX_UI0 /* packed tval */ | |
1284 #define DUK_DBL_IDX_VP1 DUK_DBL_IDX_UI1 /* packed tval */ | |
1285 #elif defined(DUK_USE_DOUBLE_BE) | |
1286 #ifdef DUK_USE_64BIT_OPS | |
1287 #define DUK_DBL_IDX_ULL0 0 | |
1288 #endif | |
1289 #define DUK_DBL_IDX_UI0 0 | |
1290 #define DUK_DBL_IDX_UI1 1 | |
1291 #define DUK_DBL_IDX_US0 0 | |
1292 #define DUK_DBL_IDX_US1 1 | |
1293 #define DUK_DBL_IDX_US2 2 | |
1294 #define DUK_DBL_IDX_US3 3 | |
1295 #define DUK_DBL_IDX_UC0 0 | |
1296 #define DUK_DBL_IDX_UC1 1 | |
1297 #define DUK_DBL_IDX_UC2 2 | |
1298 #define DUK_DBL_IDX_UC3 3 | |
1299 #define DUK_DBL_IDX_UC4 4 | |
1300 #define DUK_DBL_IDX_UC5 5 | |
1301 #define DUK_DBL_IDX_UC6 6 | |
1302 #define DUK_DBL_IDX_UC7 7 | |
1303 #define DUK_DBL_IDX_VP0 DUK_DBL_IDX_UI0 /* packed tval */ | |
1304 #define DUK_DBL_IDX_VP1 DUK_DBL_IDX_UI1 /* packed tval */ | |
1305 #elif defined(DUK_USE_DOUBLE_ME) | |
1306 #ifdef DUK_USE_64BIT_OPS | |
1307 #define DUK_DBL_IDX_ULL0 0 /* not directly applicable, byte order differs from a double */ | |
1308 #endif | |
1309 #define DUK_DBL_IDX_UI0 0 | |
1310 #define DUK_DBL_IDX_UI1 1 | |
1311 #define DUK_DBL_IDX_US0 1 | |
1312 #define DUK_DBL_IDX_US1 0 | |
1313 #define DUK_DBL_IDX_US2 3 | |
1314 #define DUK_DBL_IDX_US3 2 | |
1315 #define DUK_DBL_IDX_UC0 3 | |
1316 #define DUK_DBL_IDX_UC1 2 | |
1317 #define DUK_DBL_IDX_UC2 1 | |
1318 #define DUK_DBL_IDX_UC3 0 | |
1319 #define DUK_DBL_IDX_UC4 7 | |
1320 #define DUK_DBL_IDX_UC5 6 | |
1321 #define DUK_DBL_IDX_UC6 5 | |
1322 #define DUK_DBL_IDX_UC7 4 | |
1323 #define DUK_DBL_IDX_VP0 DUK_DBL_IDX_UI0 /* packed tval */ | |
1324 #define DUK_DBL_IDX_VP1 DUK_DBL_IDX_UI1 /* packed tval */ | |
1325 #else | |
1326 #error internal error | |
1327 #endif | |
1328 | |
1329 /* | |
1330 * Helper macros for reading/writing memory representation parts, used | |
1331 * by duk_numconv.c and duk_tval.h. | |
1332 */ | |
1333 | |
1334 #define DUK_DBLUNION_SET_DOUBLE(u,v) do { \ | |
1335 (u)->d = (v); \ | |
1336 } while (0) | |
1337 | |
1338 #define DUK_DBLUNION_SET_HIGH32(u,v) do { \ | |
1339 (u)->ui[DUK_DBL_IDX_UI0] = (duk_uint32_t) (v); \ | |
1340 } while (0) | |
1341 | |
1342 #ifdef DUK_USE_64BIT_OPS | |
1343 #ifdef DUK_USE_DOUBLE_ME | |
1344 #define DUK_DBLUNION_SET_HIGH32_ZERO_LOW32(u,v) do { \ | |
1345 (u)->ull[DUK_DBL_IDX_ULL0] = (duk_uint64_t) (v); \ | |
1346 } while (0) | |
1347 #else | |
1348 #define DUK_DBLUNION_SET_HIGH32_ZERO_LOW32(u,v) do { \ | |
1349 (u)->ull[DUK_DBL_IDX_ULL0] = ((duk_uint64_t) (v)) << 32; \ | |
1350 } while (0) | |
1351 #endif | |
1352 #else /* DUK_USE_64BIT_OPS */ | |
1353 #define DUK_DBLUNION_SET_HIGH32_ZERO_LOW32(u,v) do { \ | |
1354 (u)->ui[DUK_DBL_IDX_UI0] = (duk_uint32_t) (v); \ | |
1355 (u)->ui[DUK_DBL_IDX_UI1] = (duk_uint32_t) 0; \ | |
1356 } while (0) | |
1357 #endif /* DUK_USE_64BIT_OPS */ | |
1358 | |
1359 #define DUK_DBLUNION_SET_LOW32(u,v) do { \ | |
1360 (u)->ui[DUK_DBL_IDX_UI1] = (duk_uint32_t) (v); \ | |
1361 } while (0) | |
1362 | |
1363 #define DUK_DBLUNION_GET_DOUBLE(u) ((u)->d) | |
1364 #define DUK_DBLUNION_GET_HIGH32(u) ((u)->ui[DUK_DBL_IDX_UI0]) | |
1365 #define DUK_DBLUNION_GET_LOW32(u) ((u)->ui[DUK_DBL_IDX_UI1]) | |
1366 | |
1367 #ifdef DUK_USE_64BIT_OPS | |
1368 #ifdef DUK_USE_DOUBLE_ME | |
1369 #define DUK_DBLUNION_SET_UINT64(u,v) do { \ | |
1370 (u)->ui[DUK_DBL_IDX_UI0] = (duk_uint32_t) ((v) >> 32); \ | |
1371 (u)->ui[DUK_DBL_IDX_UI1] = (duk_uint32_t) (v); \ | |
1372 } while (0) | |
1373 #define DUK_DBLUNION_GET_UINT64(u) \ | |
1374 ((((duk_uint64_t) (u)->ui[DUK_DBL_IDX_UI0]) << 32) | \ | |
1375 ((duk_uint64_t) (u)->ui[DUK_DBL_IDX_UI1])) | |
1376 #else | |
1377 #define DUK_DBLUNION_SET_UINT64(u,v) do { \ | |
1378 (u)->ull[DUK_DBL_IDX_ULL0] = (duk_uint64_t) (v); \ | |
1379 } while (0) | |
1380 #define DUK_DBLUNION_GET_UINT64(u) ((u)->ull[DUK_DBL_IDX_ULL0]) | |
1381 #endif | |
1382 #define DUK_DBLUNION_SET_INT64(u,v) DUK_DBLUNION_SET_UINT64((u), (duk_uint64_t) (v)) | |
1383 #define DUK_DBLUNION_GET_INT64(u) ((duk_int64_t) DUK_DBLUNION_GET_UINT64((u))) | |
1384 #endif /* DUK_USE_64BIT_OPS */ | |
1385 | |
1386 /* | |
1387 * Double NaN manipulation macros related to NaN normalization needed when | |
1388 * using the packed duk_tval representation. NaN normalization is necessary | |
1389 * to keep double values compatible with the duk_tval format. | |
1390 * | |
1391 * When packed duk_tval is used, the NaN space is used to store pointers | |
1392 * and other tagged values in addition to NaNs. Actual NaNs are normalized | |
1393 * to a specific quiet NaN. The macros below are used by the implementation | |
1394 * to check and normalize NaN values when they might be created. The macros | |
1395 * are essentially NOPs when the non-packed duk_tval representation is used. | |
1396 * | |
1397 * A FULL check is exact and checks all bits. A NOTFULL check is used by | |
1398 * the packed duk_tval and works correctly for all NaNs except those that | |
1399 * begin with 0x7ff0. Since the 'normalized NaN' values used with packed | |
1400 * duk_tval begin with 0x7ff8, the partial check is reliable when packed | |
1401 * duk_tval is used. The 0x7ff8 prefix means the normalized NaN will be a | |
1402 * quiet NaN regardless of its remaining lower bits. | |
1403 * | |
1404 * The ME variant below is specifically for ARM byte order, which has the | |
1405 * feature that while doubles have a mixed byte order (32107654), unsigned | |
1406 * long long values has a little endian byte order (76543210). When writing | |
1407 * a logical double value through a ULL pointer, the 32-bit words need to be | |
1408 * swapped; hence the #ifdefs below for ULL writes with DUK_USE_DOUBLE_ME. | |
1409 * This is not full ARM support but suffices for some environments. | |
1410 */ | |
1411 | |
1412 #ifdef DUK_USE_64BIT_OPS | |
1413 #ifdef DUK_USE_DOUBLE_ME | |
1414 #define DUK__DBLUNION_SET_NAN_FULL(u) do { \ | |
1415 (u)->ull[DUK_DBL_IDX_ULL0] = 0x000000007ff80000ULL; \ | |
1416 } while (0) | |
1417 #else | |
1418 #define DUK__DBLUNION_SET_NAN_FULL(u) do { \ | |
1419 (u)->ull[DUK_DBL_IDX_ULL0] = 0x7ff8000000000000ULL; \ | |
1420 } while (0) | |
1421 #endif | |
1422 #else /* DUK_USE_64BIT_OPS */ | |
1423 #define DUK__DBLUNION_SET_NAN_FULL(u) do { \ | |
1424 (u)->ui[DUK_DBL_IDX_UI0] = (duk_uint32_t) 0x7ff80000UL; \ | |
1425 (u)->ui[DUK_DBL_IDX_UI1] = (duk_uint32_t) 0x00000000UL; \ | |
1426 } while (0) | |
1427 #endif /* DUK_USE_64BIT_OPS */ | |
1428 | |
1429 #define DUK__DBLUNION_SET_NAN_NOTFULL(u) do { \ | |
1430 (u)->us[DUK_DBL_IDX_US0] = 0x7ff8UL; \ | |
1431 } while (0) | |
1432 | |
1433 #ifdef DUK_USE_64BIT_OPS | |
1434 #ifdef DUK_USE_DOUBLE_ME | |
1435 #define DUK__DBLUNION_IS_NAN_FULL(u) \ | |
1436 /* E == 0x7ff, F != 0 => NaN */ \ | |
1437 ((((u)->us[DUK_DBL_IDX_US0] & 0x7ff0UL) == 0x7ff0UL) && \ | |
1438 ((((u)->ull[DUK_DBL_IDX_ULL0]) & 0xffffffff000fffffULL) != 0)) | |
1439 #else | |
1440 #define DUK__DBLUNION_IS_NAN_FULL(u) \ | |
1441 /* E == 0x7ff, F != 0 => NaN */ \ | |
1442 ((((u)->us[DUK_DBL_IDX_US0] & 0x7ff0UL) == 0x7ff0UL) && \ | |
1443 ((((u)->ull[DUK_DBL_IDX_ULL0]) & 0x000fffffffffffffULL) != 0)) | |
1444 #endif | |
1445 #else /* DUK_USE_64BIT_OPS */ | |
1446 #define DUK__DBLUNION_IS_NAN_FULL(u) \ | |
1447 /* E == 0x7ff, F != 0 => NaN */ \ | |
1448 ((((u)->ui[DUK_DBL_IDX_UI0] & 0x7ff00000UL) == 0x7ff00000UL) && \ | |
1449 (((u)->ui[DUK_DBL_IDX_UI0] & 0x000fffffUL) != 0 || \ | |
1450 (u)->ui[DUK_DBL_IDX_UI1] != 0)) | |
1451 #endif /* DUK_USE_64BIT_OPS */ | |
1452 | |
1453 #define DUK__DBLUNION_IS_NAN_NOTFULL(u) \ | |
1454 /* E == 0x7ff, topmost four bits of F != 0 => assume NaN */ \ | |
1455 ((((u)->us[DUK_DBL_IDX_US0] & 0x7ff0UL) == 0x7ff0UL) && \ | |
1456 (((u)->us[DUK_DBL_IDX_US0] & 0x000fUL) != 0x0000UL)) | |
1457 | |
1458 #ifdef DUK_USE_64BIT_OPS | |
1459 #ifdef DUK_USE_DOUBLE_ME | |
1460 #define DUK__DBLUNION_IS_NORMALIZED_NAN_FULL(u) \ | |
1461 ((u)->ull[DUK_DBL_IDX_ULL0] == 0x000000007ff80000ULL) | |
1462 #else | |
1463 #define DUK__DBLUNION_IS_NORMALIZED_NAN_FULL(u) \ | |
1464 ((u)->ull[DUK_DBL_IDX_ULL0] == 0x7ff8000000000000ULL) | |
1465 #endif | |
1466 #else /* DUK_USE_64BIT_OPS */ | |
1467 #define DUK__DBLUNION_IS_NORMALIZED_NAN_FULL(u) \ | |
1468 (((u)->ui[DUK_DBL_IDX_UI0] == 0x7ff80000UL) && \ | |
1469 ((u)->ui[DUK_DBL_IDX_UI1] == 0x00000000UL)) | |
1470 #endif /* DUK_USE_64BIT_OPS */ | |
1471 | |
1472 #define DUK__DBLUNION_IS_NORMALIZED_NAN_NOTFULL(u) \ | |
1473 /* E == 0x7ff, F == 8 => normalized NaN */ \ | |
1474 ((u)->us[DUK_DBL_IDX_US0] == 0x7ff8UL) | |
1475 | |
1476 #define DUK__DBLUNION_NORMALIZE_NAN_CHECK_FULL(u) do { \ | |
1477 if (DUK__DBLUNION_IS_NAN_FULL((u))) { \ | |
1478 DUK__DBLUNION_SET_NAN_FULL((u)); \ | |
1479 } \ | |
1480 } while (0) | |
1481 | |
1482 #define DUK__DBLUNION_NORMALIZE_NAN_CHECK_NOTFULL(u) do { \ | |
1483 if (DUK__DBLUNION_IS_NAN_NOTFULL((u))) { \ | |
1484 DUK__DBLUNION_SET_NAN_NOTFULL((u)); \ | |
1485 } \ | |
1486 } while (0) | |
1487 | |
1488 /* Concrete macros for NaN handling used by the implementation internals. | |
1489 * Chosen so that they match the duk_tval representation: with a packed | |
1490 * duk_tval, ensure NaNs are properly normalized; with a non-packed duk_tval | |
1491 * these are essentially NOPs. | |
1492 */ | |
1493 | |
1494 #if defined(DUK_USE_PACKED_TVAL) | |
1495 #if defined(DUK_USE_FULL_TVAL) | |
1496 #define DUK_DBLUNION_NORMALIZE_NAN_CHECK(u) DUK__DBLUNION_NORMALIZE_NAN_CHECK_FULL((u)) | |
1497 #define DUK_DBLUNION_IS_NAN(u) DUK__DBLUNION_IS_NAN_FULL((u)) | |
1498 #define DUK_DBLUNION_IS_NORMALIZED_NAN(u) DUK__DBLUNION_IS_NORMALIZED_NAN_FULL((u)) | |
1499 #define DUK_DBLUNION_SET_NAN(d) DUK__DBLUNION_SET_NAN_FULL((d)) | |
1500 #else | |
1501 #define DUK_DBLUNION_NORMALIZE_NAN_CHECK(u) DUK__DBLUNION_NORMALIZE_NAN_CHECK_NOTFULL((u)) | |
1502 #define DUK_DBLUNION_IS_NAN(u) DUK__DBLUNION_IS_NAN_NOTFULL((u)) | |
1503 #define DUK_DBLUNION_IS_NORMALIZED_NAN(u) DUK__DBLUNION_IS_NORMALIZED_NAN_NOTFULL((u)) | |
1504 #define DUK_DBLUNION_SET_NAN(d) DUK__DBLUNION_SET_NAN_NOTFULL((d)) | |
1505 #endif | |
1506 #define DUK_DBLUNION_IS_NORMALIZED(u) \ | |
1507 (!DUK_DBLUNION_IS_NAN((u)) || /* either not a NaN */ \ | |
1508 DUK_DBLUNION_IS_NORMALIZED_NAN((u))) /* or is a normalized NaN */ | |
1509 #else /* DUK_USE_PACKED_TVAL */ | |
1510 #define DUK_DBLUNION_NORMALIZE_NAN_CHECK(u) /* nop: no need to normalize */ | |
1511 #define DUK_DBLUNION_IS_NAN(u) (DUK_ISNAN((u)->d)) | |
1512 #define DUK_DBLUNION_IS_NORMALIZED_NAN(u) (DUK_ISNAN((u)->d)) | |
1513 #define DUK_DBLUNION_IS_NORMALIZED(u) 1 /* all doubles are considered normalized */ | |
1514 #define DUK_DBLUNION_SET_NAN(u) do { \ | |
1515 /* in non-packed representation we don't care about which NaN is used */ \ | |
1516 (u)->d = DUK_DOUBLE_NAN; \ | |
1517 } while (0) | |
1518 #endif /* DUK_USE_PACKED_TVAL */ | |
1519 | |
1520 /* XXX: native 64-bit byteswaps when available */ | |
1521 | |
1522 /* 64-bit byteswap, same operation independent of target endianness. */ | |
1523 #define DUK_DBLUNION_BSWAP64(u) do { \ | |
1524 duk_uint32_t duk__bswaptmp1, duk__bswaptmp2; \ | |
1525 duk__bswaptmp1 = (u)->ui[0]; \ | |
1526 duk__bswaptmp2 = (u)->ui[1]; \ | |
1527 duk__bswaptmp1 = DUK_BSWAP32(duk__bswaptmp1); \ | |
1528 duk__bswaptmp2 = DUK_BSWAP32(duk__bswaptmp2); \ | |
1529 (u)->ui[0] = duk__bswaptmp2; \ | |
1530 (u)->ui[1] = duk__bswaptmp1; \ | |
1531 } while (0) | |
1532 | |
1533 /* Byteswap an IEEE double in the duk_double_union from host to network | |
1534 * order. For a big endian target this is a no-op. | |
1535 */ | |
1536 #if defined(DUK_USE_DOUBLE_LE) | |
1537 #define DUK_DBLUNION_DOUBLE_HTON(u) do { \ | |
1538 duk_uint32_t duk__bswaptmp1, duk__bswaptmp2; \ | |
1539 duk__bswaptmp1 = (u)->ui[0]; \ | |
1540 duk__bswaptmp2 = (u)->ui[1]; \ | |
1541 duk__bswaptmp1 = DUK_BSWAP32(duk__bswaptmp1); \ | |
1542 duk__bswaptmp2 = DUK_BSWAP32(duk__bswaptmp2); \ | |
1543 (u)->ui[0] = duk__bswaptmp2; \ | |
1544 (u)->ui[1] = duk__bswaptmp1; \ | |
1545 } while (0) | |
1546 #elif defined(DUK_USE_DOUBLE_ME) | |
1547 #define DUK_DBLUNION_DOUBLE_HTON(u) do { \ | |
1548 duk_uint32_t duk__bswaptmp1, duk__bswaptmp2; \ | |
1549 duk__bswaptmp1 = (u)->ui[0]; \ | |
1550 duk__bswaptmp2 = (u)->ui[1]; \ | |
1551 duk__bswaptmp1 = DUK_BSWAP32(duk__bswaptmp1); \ | |
1552 duk__bswaptmp2 = DUK_BSWAP32(duk__bswaptmp2); \ | |
1553 (u)->ui[0] = duk__bswaptmp1; \ | |
1554 (u)->ui[1] = duk__bswaptmp2; \ | |
1555 } while (0) | |
1556 #elif defined(DUK_USE_DOUBLE_BE) | |
1557 #define DUK_DBLUNION_DOUBLE_HTON(u) do { } while (0) | |
1558 #else | |
1559 #error internal error, double endianness insane | |
1560 #endif | |
1561 | |
1562 /* Reverse operation is the same. */ | |
1563 #define DUK_DBLUNION_DOUBLE_NTOH(u) DUK_DBLUNION_DOUBLE_HTON((u)) | |
1564 | |
1565 #endif /* DUK_DBLUNION_H_INCLUDED */ | |
1566 | |
1567 #endif /* DUKTAPE_H_INCLUDED */ |