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author | Jim Mussared <jim.mussared@gmail.com> | 2022-08-18 16:24:27 +1000 |
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committer | Jim Mussared <jim.mussared@gmail.com> | 2023-06-08 17:54:17 +1000 |
commit | 45ac651d1a2801bccbdc32fddaa9b029ed4ce879 (patch) | |
tree | 5e418b8ffe113c4a75cb14f39cdc87757c7b592e /extmod/moduzlib.c | |
parent | 0ceccd4cf809ef067feea8c42614b1bd07984451 (diff) | |
download | micropython-45ac651d1a2801bccbdc32fddaa9b029ed4ce879.tar.gz micropython-45ac651d1a2801bccbdc32fddaa9b029ed4ce879.zip |
all: Rename *umodule*.c to remove the "u" prefix.
Updates any includes, and references from Makefiles/CMake.
This essentially reverts what was done long ago in commit
136b5cbd7669e8318f8455fc2706da97a5b7994c
This work was funded through GitHub Sponsors.
Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
Diffstat (limited to 'extmod/moduzlib.c')
-rw-r--r-- | extmod/moduzlib.c | 239 |
1 files changed, 0 insertions, 239 deletions
diff --git a/extmod/moduzlib.c b/extmod/moduzlib.c deleted file mode 100644 index a912f113ce..0000000000 --- a/extmod/moduzlib.c +++ /dev/null @@ -1,239 +0,0 @@ -/* - * This file is part of the MicroPython project, http://micropython.org/ - * - * The MIT License (MIT) - * - * Copyright (c) 2014-2016 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 <string.h> - -#include "py/runtime.h" -#include "py/stream.h" -#include "py/mperrno.h" - -#if MICROPY_PY_ZLIB - -#include "lib/uzlib/tinf.h" - -#if 0 // print debugging info -#define DEBUG_printf DEBUG_printf -#else // don't print debugging info -#define DEBUG_printf(...) (void)0 -#endif - -typedef struct _mp_obj_decompio_t { - mp_obj_base_t base; - mp_obj_t src_stream; - TINF_DATA decomp; - bool eof; -} mp_obj_decompio_t; - -STATIC int read_src_stream(TINF_DATA *data) { - byte *p = (void *)data; - p -= offsetof(mp_obj_decompio_t, decomp); - mp_obj_decompio_t *self = (mp_obj_decompio_t *)p; - - const mp_stream_p_t *stream = mp_get_stream(self->src_stream); - int err; - byte c; - mp_uint_t out_sz = stream->read(self->src_stream, &c, 1, &err); - if (out_sz == MP_STREAM_ERROR) { - mp_raise_OSError(err); - } - if (out_sz == 0) { - mp_raise_type(&mp_type_EOFError); - } - return c; -} - -STATIC mp_obj_t decompio_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) { - mp_arg_check_num(n_args, n_kw, 1, 2, false); - mp_get_stream_raise(args[0], MP_STREAM_OP_READ); - mp_obj_decompio_t *o = mp_obj_malloc(mp_obj_decompio_t, type); - memset(&o->decomp, 0, sizeof(o->decomp)); - o->decomp.readSource = read_src_stream; - o->src_stream = args[0]; - o->eof = false; - - mp_int_t dict_opt = 0; - uint dict_sz; - if (n_args > 1) { - dict_opt = mp_obj_get_int(args[1]); - } - - if (dict_opt >= 16) { - int st = uzlib_gzip_parse_header(&o->decomp); - if (st != TINF_OK) { - goto header_error; - } - dict_sz = 1 << (dict_opt - 16); - } else if (dict_opt >= 0) { - dict_opt = uzlib_zlib_parse_header(&o->decomp); - if (dict_opt < 0) { - header_error: - mp_raise_ValueError(MP_ERROR_TEXT("compression header")); - } - // RFC 1950 section 2.2: - // CINFO is the base-2 logarithm of the LZ77 window size, - // minus eight (CINFO=7 indicates a 32K window size) - dict_sz = 1 << (dict_opt + 8); - } else { - dict_sz = 1 << -dict_opt; - } - - uzlib_uncompress_init(&o->decomp, m_new(byte, dict_sz), dict_sz); - return MP_OBJ_FROM_PTR(o); -} - -STATIC mp_uint_t decompio_read(mp_obj_t o_in, void *buf, mp_uint_t size, int *errcode) { - mp_obj_decompio_t *o = MP_OBJ_TO_PTR(o_in); - if (o->eof) { - return 0; - } - - o->decomp.dest = buf; - o->decomp.dest_limit = (byte *)buf + size; - int st = uzlib_uncompress_chksum(&o->decomp); - if (st == TINF_DONE) { - o->eof = true; - } - if (st < 0) { - DEBUG_printf("uncompress error=" INT_FMT "\n", st); - *errcode = MP_EINVAL; - return MP_STREAM_ERROR; - } - return o->decomp.dest - (byte *)buf; -} - -#if !MICROPY_ENABLE_DYNRUNTIME -STATIC const mp_rom_map_elem_t decompio_locals_dict_table[] = { - { MP_ROM_QSTR(MP_QSTR_read), MP_ROM_PTR(&mp_stream_read_obj) }, - { MP_ROM_QSTR(MP_QSTR_readinto), MP_ROM_PTR(&mp_stream_readinto_obj) }, - { MP_ROM_QSTR(MP_QSTR_readline), MP_ROM_PTR(&mp_stream_unbuffered_readline_obj) }, -}; - -STATIC MP_DEFINE_CONST_DICT(decompio_locals_dict, decompio_locals_dict_table); -#endif - -STATIC const mp_stream_p_t decompio_stream_p = { - .read = decompio_read, -}; - -#if !MICROPY_ENABLE_DYNRUNTIME -STATIC MP_DEFINE_CONST_OBJ_TYPE( - decompio_type, - MP_QSTR_DecompIO, - MP_TYPE_FLAG_NONE, - make_new, decompio_make_new, - protocol, &decompio_stream_p, - locals_dict, &decompio_locals_dict - ); -#endif - -STATIC mp_obj_t mod_zlib_decompress(size_t n_args, const mp_obj_t *args) { - mp_obj_t data = args[0]; - mp_buffer_info_t bufinfo; - mp_get_buffer_raise(data, &bufinfo, MP_BUFFER_READ); - - TINF_DATA *decomp = m_new_obj(TINF_DATA); - memset(decomp, 0, sizeof(*decomp)); - DEBUG_printf("sizeof(TINF_DATA)=" UINT_FMT "\n", sizeof(*decomp)); - uzlib_uncompress_init(decomp, NULL, 0); - mp_uint_t dest_buf_size = (bufinfo.len + 15) & ~15; - byte *dest_buf = m_new(byte, dest_buf_size); - - decomp->dest = dest_buf; - decomp->dest_limit = dest_buf + dest_buf_size; - DEBUG_printf("zlib: Initial out buffer: " UINT_FMT " bytes\n", dest_buf_size); - decomp->source = bufinfo.buf; - decomp->source_limit = (byte *)bufinfo.buf + bufinfo.len; - - int st; - bool is_zlib = true; - - if (n_args > 1 && MP_OBJ_SMALL_INT_VALUE(args[1]) < 0) { - is_zlib = false; - } - - if (is_zlib) { - st = uzlib_zlib_parse_header(decomp); - if (st < 0) { - goto error; - } - } - - while (1) { - st = uzlib_uncompress_chksum(decomp); - if (st < 0) { - goto error; - } - if (st == TINF_DONE) { - break; - } - size_t offset = decomp->dest - dest_buf; - dest_buf = m_renew(byte, dest_buf, dest_buf_size, dest_buf_size + 256); - dest_buf_size += 256; - decomp->dest = dest_buf + offset; - decomp->dest_limit = decomp->dest + 256; - } - - mp_uint_t final_sz = decomp->dest - dest_buf; - DEBUG_printf("zlib: Resizing from " UINT_FMT " to final size: " UINT_FMT " bytes\n", dest_buf_size, final_sz); - dest_buf = (byte *)m_renew(byte, dest_buf, dest_buf_size, final_sz); - mp_obj_t res = mp_obj_new_bytearray_by_ref(final_sz, dest_buf); - m_del_obj(TINF_DATA, decomp); - return res; - -error: - mp_raise_type_arg(&mp_type_ValueError, MP_OBJ_NEW_SMALL_INT(st)); -} -STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_zlib_decompress_obj, 1, 3, mod_zlib_decompress); - -#if !MICROPY_ENABLE_DYNRUNTIME -STATIC const mp_rom_map_elem_t mp_module_zlib_globals_table[] = { - { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_zlib) }, - { MP_ROM_QSTR(MP_QSTR_decompress), MP_ROM_PTR(&mod_zlib_decompress_obj) }, - { MP_ROM_QSTR(MP_QSTR_DecompIO), MP_ROM_PTR(&decompio_type) }, -}; - -STATIC MP_DEFINE_CONST_DICT(mp_module_zlib_globals, mp_module_zlib_globals_table); - -const mp_obj_module_t mp_module_zlib = { - .base = { &mp_type_module }, - .globals = (mp_obj_dict_t *)&mp_module_zlib_globals, -}; - - -MP_REGISTER_MODULE(MP_QSTR_zlib, mp_module_zlib); -#endif - -// Source files #include'd here to make sure they're compiled in -// only if module is enabled by config setting. - -#include "lib/uzlib/tinflate.c" -#include "lib/uzlib/tinfzlib.c" -#include "lib/uzlib/tinfgzip.c" -#include "lib/uzlib/adler32.c" -#include "lib/uzlib/crc32.c" - -#endif // MICROPY_PY_ZLIB |