sig/types.hpp

   1 /* Cycript - Optimizing JavaScript Compiler/Runtime
   2  * Copyright (C) 2009-2013  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cycript is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cycript is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cycript.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 #ifndef SIG_TYPES_H
  23 #define SIG_TYPES_H
  24
  25 #include <cstdlib>
  26 #include <stdint.h>
  27
  28 #include "Standard.hpp"
  29
  30 namespace sig {
  31
  32 enum Primitive {
  33     function_P = '\0',
  34     typename_P = '#',
  35     union_P = '(',
  36     string_P = '*',
  37     selector_P = ':',
  38     block_P = '?',
  39     object_P = 'W',
  40     boolean_P = 'B',
  41     uchar_P = 'C',
  42     uint_P = 'I',
  43     ulong_P = 'L',
  44     ulonglong_P = 'Q',
  45     ushort_P = 'S',
  46     array_P = '[',
  47     pointer_P = '^',
  48     bit_P = 'b',
  49     char_P = 'c',
  50     double_P = 'd',
  51     float_P = 'f',
  52     int_P = 'i',
  53     long_P = 'l',
  54     longlong_P = 'q',
  55     short_P = 's',
  56     void_P = 'v',
  57     struct_P = '{'
  58 };
  59
  60 struct Element {
  61     const char *name;
  62     struct Type *type;
  63     size_t offset;
  64 };
  65
  66 struct Signature {
  67     struct Element *elements;
  68     size_t count;
  69 };
  70
  71 #define JOC_TYPE_INOUT  (1 << 0)
  72 #define JOC_TYPE_IN     (1 << 1)
  73 #define JOC_TYPE_BYCOPY (1 << 2)
  74 #define JOC_TYPE_OUT    (1 << 3)
  75 #define JOC_TYPE_BYREF  (1 << 4)
  76 #define JOC_TYPE_CONST  (1 << 5)
  77 #define JOC_TYPE_ONEWAY (1 << 6)
  78
  79 struct Type {
  80     enum Primitive primitive;
  81     const char *name;
  82     uint8_t flags;
  83
  84     union {
  85         struct {
  86             struct Type *type;
  87             size_t size;
  88         } data;
  89
  90         struct Signature signature;
  91     } data;
  92 };
  93
  94 struct Type *joc_parse_type(char **name, char eos, bool variable, bool signature);
  95 void joc_parse_signature(struct Signature *signature, char **name, char eos, bool variable);
  96
  97 _finline bool IsFunctional(Primitive primitive) {
  98     return primitive == block_P || primitive == function_P;
  99 }
 100
 101 _finline bool IsAggregate(Primitive primitive) {
 102     return primitive == struct_P || primitive == union_P;
 103 }
 104
 105 }
 106
 107 #endif/*SIG_TYPES_H*/