Create structure object
(definition)
| 98 | i += 1 |
| 99 | |
| 100 | def create(definition): |
| 101 | "Create structure object" |
| 102 | |
| 103 | tokens = definition.split(None) |
| 104 | |
| 105 | # Initial byte order tag |
| 106 | format = { |
| 107 | "little:": lambda: "<", |
| 108 | "big:": lambda: ">", |
| 109 | "network:": lambda: "!" |
| 110 | }[tokens[0]]() |
| 111 | inst = Struct() |
| 112 | args = [] |
| 113 | |
| 114 | # Member tags |
| 115 | comment = False |
| 116 | variable = None |
| 117 | for token in tokens[1:]: |
| 118 | if (comment): |
| 119 | if (token == "*/"): |
| 120 | comment = False |
| 121 | continue |
| 122 | |
| 123 | if (token == "/*"): |
| 124 | comment = True |
| 125 | continue |
| 126 | |
| 127 | if (variable != None): |
| 128 | subtokens = token.split("[") |
| 129 | |
| 130 | length = None |
| 131 | if (len(subtokens) > 1): |
| 132 | length = int(subtokens[1].split("]")[0]) |
| 133 | format += "%d" % length |
| 134 | |
| 135 | format += variable |
| 136 | |
| 137 | inst.__dict__[subtokens[0]] = None |
| 138 | args.append((subtokens[0], variable, length)) |
| 139 | |
| 140 | variable = None |
| 141 | continue |
| 142 | |
| 143 | if (token[0:8] == "padding["): |
| 144 | size = token[8:].split("]")[0] |
| 145 | format += "%dx" % int(size) |
| 146 | continue |
| 147 | |
| 148 | variable = { |
| 149 | "char": lambda: "s", |
| 150 | "uint8_t": lambda: "B", |
| 151 | "uint16_t": lambda: "H", |
| 152 | "uint32_t": lambda: "L", |
| 153 | "uint64_t": lambda: "Q", |
| 154 | |
| 155 | "int8_t": lambda: "b", |
| 156 | "int16_t": lambda: "h", |
| 157 | "int32_t": lambda: "l", |