sig/types.hpp

   1 /* Cycript - Optimizing JavaScript Compiler/Runtime
   2  * Copyright (C) 2009-2012  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU Lesser General Public License, Version 3 {{{ */
   6 /*
   7  * Cycript is free software: you can redistribute it and/or modify it under
   8  * the terms of the GNU Lesser General Public License as published by the
   9  * Free Software Foundation, either version 3 of the License, or (at your
  10  * option) any later version.
  11  *
  12  * Cycript is distributed in the hope that it will be useful, but WITHOUT
  13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
  15  * License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser 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 "Standard.hpp"
  26
  27 namespace sig {
  28
  29 enum Primitive {
  30     typename_P = '#',
  31     union_P = '(',
  32     string_P = '*',
  33     selector_P = ':',
  34     block_P = '?',
  35     object_P = 'W',
  36     boolean_P = 'B',
  37     uchar_P = 'C',
  38     uint_P = 'I',
  39     ulong_P = 'L',
  40     ulonglong_P = 'Q',
  41     ushort_P = 'S',
  42     array_P = '[',
  43     pointer_P = '^',
  44     bit_P = 'b',
  45     char_P = 'c',
  46     double_P = 'd',
  47     float_P = 'f',
  48     int_P = 'i',
  49     long_P = 'l',
  50     longlong_P = 'q',
  51     short_P = 's',
  52     void_P = 'v',
  53     struct_P = '{'
  54 };
  55
  56 struct Element {
  57     char *name;
  58     struct Type *type;
  59     size_t offset;
  60 };
  61
  62 struct Signature {
  63     struct Element *elements;
  64     size_t count;
  65 };
  66
  67 #define JOC_TYPE_INOUT  (1 << 0)
  68 #define JOC_TYPE_IN     (1 << 1)
  69 #define JOC_TYPE_BYCOPY (1 << 2)
  70 #define JOC_TYPE_OUT    (1 << 3)
  71 #define JOC_TYPE_BYREF  (1 << 4)
  72 #define JOC_TYPE_CONST  (1 << 5)
  73 #define JOC_TYPE_ONEWAY (1 << 6)
  74
  75 struct Type {
  76     enum Primitive primitive;
  77     const char *name;
  78     uint8_t flags;
  79
  80     union {
  81         struct {
  82             struct Type *type;
  83             size_t size;
  84         } data;
  85
  86         struct Signature signature;
  87     } data;
  88 };
  89
  90 struct Type *joc_parse_type(char **name, char eos, bool variable, bool signature);
  91 void joc_parse_signature(struct Signature *signature, char **name, char eos, bool variable);
  92
  93 _finline bool IsAggregate(Primitive primitive) {
  94     return primitive == struct_P || primitive == union_P;
  95 }
  96
  97 }
  98
  99 #endif/*SIG_TYPES_H*/