modubinascii: Add, with hexlify() implementation.

This commit is contained in:
Paul Sokolovsky 2014-11-29 06:19:30 +02:00 committed by Damien George
parent d96e6b14c9
commit bfdc205934
7 changed files with 103 additions and 0 deletions

88
extmod/modubinascii.c Normal file
View File

@ -0,0 +1,88 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2014 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 <stdio.h>
#include <assert.h>
#include <string.h>
#include "mpconfig.h"
#include "nlr.h"
#include "misc.h"
#include "qstr.h"
#include "obj.h"
#include "runtime.h"
#include "binary.h"
#if MICROPY_PY_UBINASCII
STATIC mp_obj_t mod_binascii_hexlify(mp_uint_t n_args, const mp_obj_t *args) {
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(args[0], &bufinfo, MP_BUFFER_READ);
byte *in = bufinfo.buf, *out;
mp_obj_t o = mp_obj_str_builder_start(&mp_type_bytes, bufinfo.len * 2, &out);
for (mp_uint_t i = bufinfo.len; i--;) {
byte d = (*in >> 4);
if (d > 9) {
d += 'a' - '9' - 1;
}
*out++ = d + '0';
d = (*in++ & 0xf);
if (d > 9) {
d += 'a' - '9' - 1;
}
*out++ = d + '0';
}
return mp_obj_str_builder_end(o);
}
MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_binascii_hexlify_obj, 1, 2, mod_binascii_hexlify);
STATIC const mp_map_elem_t mp_module_binascii_globals_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_OBJ_NEW_QSTR(MP_QSTR_ubinascii) },
{ MP_OBJ_NEW_QSTR(MP_QSTR_hexlify), (mp_obj_t)&mod_binascii_hexlify_obj },
// { MP_OBJ_NEW_QSTR(MP_QSTR_unhexlify), (mp_obj_t)&mod_binascii_unhexlify_obj },
// { MP_OBJ_NEW_QSTR(MP_QSTR_a2b_base64), (mp_obj_t)&mod_binascii_a2b_base64_obj },
// { MP_OBJ_NEW_QSTR(MP_QSTR_b2a_base64), (mp_obj_t)&mod_binascii_b2a_base64_obj },
};
STATIC const mp_obj_dict_t mp_module_binascii_globals = {
.base = {&mp_type_dict},
.map = {
.all_keys_are_qstrs = 1,
.table_is_fixed_array = 1,
.used = MP_ARRAY_SIZE(mp_module_binascii_globals_table),
.alloc = MP_ARRAY_SIZE(mp_module_binascii_globals_table),
.table = (mp_map_elem_t*)mp_module_binascii_globals_table,
},
};
const mp_obj_module_t mp_module_ubinascii = {
.base = { &mp_type_module },
.name = MP_QSTR_ubinascii,
.globals = (mp_obj_dict_t*)&mp_module_binascii_globals,
};
#endif //MICROPY_PY_UBINASCII

View File

@ -95,3 +95,4 @@ extern const mp_obj_module_t mp_module_ujson;
extern const mp_obj_module_t mp_module_ure;
extern const mp_obj_module_t mp_module_uheapq;
extern const mp_obj_module_t mp_module_uhashlib;
extern const mp_obj_module_t mp_module_ubinascii;

View File

@ -224,6 +224,9 @@ STATIC const mp_map_elem_t mp_builtin_module_table[] = {
#if MICROPY_PY_UHASHLIB
{ MP_OBJ_NEW_QSTR(MP_QSTR_uhashlib), (mp_obj_t)&mp_module_uhashlib },
#endif
#if MICROPY_PY_UBINASCII
{ MP_OBJ_NEW_QSTR(MP_QSTR_ubinascii), (mp_obj_t)&mp_module_ubinascii },
#endif
// extra builtin modules as defined by a port
MICROPY_PORT_BUILTIN_MODULES

View File

@ -439,6 +439,10 @@ typedef double mp_float_t;
#define MICROPY_PY_UHASHLIB (0)
#endif
#ifndef MICROPY_PY_UBINASCII
#define MICROPY_PY_UBINASCII (0)
#endif
/*****************************************************************************/
/* Hooks for a port to add builtins */

View File

@ -117,6 +117,7 @@ PY_O_BASENAME = \
../extmod/moduzlib.o \
../extmod/moduheapq.o \
../extmod/moduhashlib.o \
../extmod/modubinascii.o \
# prepend the build destination prefix to the py object files
PY_O = $(addprefix $(PY_BUILD)/, $(PY_O_BASENAME))

View File

@ -518,3 +518,8 @@ Q(digest)
Q(hexdigest)
Q(sha256)
#endif
#if MICROPY_PY_UBINASCII
Q(ubinascii)
Q(hexlify)
#endif

View File

@ -62,6 +62,7 @@
#define MICROPY_PY_URE (1)
#define MICROPY_PY_UHEAPQ (1)
#define MICROPY_PY_UHASHLIB (1)
#define MICROPY_PY_UBINASCII (1)
// Define to MICROPY_ERROR_REPORTING_DETAILED to get function, etc.
// names in exception messages (may require more RAM).