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 parse-bytecode

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frozenmod.c

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/*

* This file is part of the Micro Python project, http://micropython.org/

*

* The MIT License (MIT)

*

* Copyright (c) 2015 Paul Sokolovsky

*

* Permission is hereby granted, free of charge, to any person obtaining a copy

* of this software and associated documentation files (the "Software"), to deal

* in the Software without restriction, including without limitation the rights

* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

* copies of the Software, and to permit persons to whom the Software is

* furnished to do so, subject to the following conditions:

*

* The above copyright notice and this permission notice shall be included in

* all copies or substantial portions of the Software.

*

* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

* THE SOFTWARE.

*/

#include <string.h>

#include <stdint.h>

#include "py/lexer.h"

#include "py/frozenmod.h"

#if MICROPY_MODULE_FROZEN

#ifndef MICROPY_MODULE_FROZEN_LEXER

#define MICROPY_MODULE_FROZEN_LEXER mp_lexer_new_from_str_len

#else

mp_lexer_t *MICROPY_MODULE_FROZEN_LEXER(qstr src_name, const char *str, mp_uint_t len, mp_uint_t free_len);

#endif

extern const char mp_frozen_names[];

extern const uint32_t mp_frozen_sizes[];

extern const char mp_frozen_content[];

mp_lexer_t *mp_find_frozen_module(const char *str, int len) {

const char *name = mp_frozen_names;

size_t offset = 0;

for (int i = 0; *name != 0; i++) {

int l = strlen(name);

if (l == len && !memcmp(str, name, l)) {

mp_lexer_t *lex = MICROPY_MODULE_FROZEN_LEXER(MP_QSTR_, mp_frozen_content + offset, mp_frozen_sizes[i], 0);

return lex;

}

name += l + 1;

offset += mp_frozen_sizes[i] + 1;

}

return NULL;

}

#endif // MICROPY_MODULE_FROZEN