all: Remove the zlib module.

This will be replaced with a new deflate module providing the same
functionality, with an optional frozen Python wrapper providing a
replacement zlib module.

binascii.crc32 is temporarily disabled.

This work was funded through GitHub Sponsors.

Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
pull/11905/head
Jim Mussared 2023-06-27 00:21:12 +10:00 zatwierdzone przez Damien George
rodzic 9fb56d1562
commit add1200343
22 zmienionych plików z 4 dodań i 482 usunięć

Wyświetl plik

@ -1,13 +0,0 @@
# Location of top-level MicroPython directory
MPY_DIR = ../../..
# Name of module (different to built-in zlib so it can coexist)
MOD = zlib_$(ARCH)
# Source files (.c or .py)
SRC = zlib.c
# Architecture to build for (x86, x64, armv7m, xtensa, xtensawin)
ARCH = x64
include $(MPY_DIR)/py/dynruntime.mk

Wyświetl plik

@ -1,35 +0,0 @@
#define MICROPY_PY_ZLIB (1)
#include "py/dynruntime.h"
#if !defined(__linux__)
void *memset(void *s, int c, size_t n) {
return mp_fun_table.memset_(s, c, n);
}
#endif
mp_obj_full_type_t decompio_type;
#include "extmod/modzlib.c"
mp_map_elem_t decompio_locals_dict_table[3];
STATIC MP_DEFINE_CONST_DICT(decompio_locals_dict, decompio_locals_dict_table);
mp_obj_t mpy_init(mp_obj_fun_bc_t *self, size_t n_args, size_t n_kw, mp_obj_t *args) {
MP_DYNRUNTIME_INIT_ENTRY
decompio_type.base.type = mp_fun_table.type_type;
decompio_type.name = MP_QSTR_DecompIO;
MP_OBJ_TYPE_SET_SLOT(&decompio_type, make_new, &decompio_make_new, 0);
MP_OBJ_TYPE_SET_SLOT(&decompio_type, protocol, &decompio_stream_p, 1);
decompio_locals_dict_table[0] = (mp_map_elem_t){ MP_OBJ_NEW_QSTR(MP_QSTR_read), MP_OBJ_FROM_PTR(&mp_stream_read_obj) };
decompio_locals_dict_table[1] = (mp_map_elem_t){ MP_OBJ_NEW_QSTR(MP_QSTR_readinto), MP_OBJ_FROM_PTR(&mp_stream_readinto_obj) };
decompio_locals_dict_table[2] = (mp_map_elem_t){ MP_OBJ_NEW_QSTR(MP_QSTR_readline), MP_OBJ_FROM_PTR(&mp_stream_unbuffered_readline_obj) };
MP_OBJ_TYPE_SET_SLOT(&decompio_type, locals_dict, (void*)&decompio_locals_dict, 2);
mp_store_global(MP_QSTR___name__, MP_OBJ_NEW_QSTR(MP_QSTR_zlib));
mp_store_global(MP_QSTR_decompress, MP_OBJ_FROM_PTR(&mod_zlib_decompress_obj));
mp_store_global(MP_QSTR_DecompIO, MP_OBJ_FROM_PTR(&decompio_type));
MP_DYNRUNTIME_INIT_EXIT
}

Wyświetl plik

@ -36,7 +36,6 @@ set(MICROPY_SOURCE_EXTMOD
${MICROPY_EXTMOD_DIR}/modssl_mbedtls.c ${MICROPY_EXTMOD_DIR}/modssl_mbedtls.c
${MICROPY_EXTMOD_DIR}/modtime.c ${MICROPY_EXTMOD_DIR}/modtime.c
${MICROPY_EXTMOD_DIR}/modwebsocket.c ${MICROPY_EXTMOD_DIR}/modwebsocket.c
${MICROPY_EXTMOD_DIR}/modzlib.c
${MICROPY_EXTMOD_DIR}/modwebrepl.c ${MICROPY_EXTMOD_DIR}/modwebrepl.c
${MICROPY_EXTMOD_DIR}/network_cyw43.c ${MICROPY_EXTMOD_DIR}/network_cyw43.c
${MICROPY_EXTMOD_DIR}/network_lwip.c ${MICROPY_EXTMOD_DIR}/network_lwip.c

Wyświetl plik

@ -35,7 +35,6 @@ SRC_EXTMOD_C += \
extmod/moductypes.c \ extmod/moductypes.c \
extmod/modwebrepl.c \ extmod/modwebrepl.c \
extmod/modwebsocket.c \ extmod/modwebsocket.c \
extmod/modzlib.c \
extmod/network_cyw43.c \ extmod/network_cyw43.c \
extmod/network_lwip.c \ extmod/network_lwip.c \
extmod/network_ninaw10.c \ extmod/network_ninaw10.c \

Wyświetl plik

@ -170,8 +170,8 @@ STATIC mp_obj_t mod_binascii_b2a_base64(size_t n_args, const mp_obj_t *pos_args,
} }
STATIC MP_DEFINE_CONST_FUN_OBJ_KW(mod_binascii_b2a_base64_obj, 1, mod_binascii_b2a_base64); STATIC MP_DEFINE_CONST_FUN_OBJ_KW(mod_binascii_b2a_base64_obj, 1, mod_binascii_b2a_base64);
#if MICROPY_PY_BINASCII_CRC32 #if 0 // MICROPY_PY_BINASCII_CRC32
#include "lib/uzlib/tinf.h" #include "lib/uzlib/crc32.c"
STATIC mp_obj_t mod_binascii_crc32(size_t n_args, const mp_obj_t *args) { STATIC mp_obj_t mod_binascii_crc32(size_t n_args, const mp_obj_t *args) {
mp_buffer_info_t bufinfo; mp_buffer_info_t bufinfo;
@ -191,7 +191,7 @@ STATIC const mp_rom_map_elem_t mp_module_binascii_globals_table[] = {
#endif #endif
{ MP_ROM_QSTR(MP_QSTR_a2b_base64), MP_ROM_PTR(&mod_binascii_a2b_base64_obj) }, { MP_ROM_QSTR(MP_QSTR_a2b_base64), MP_ROM_PTR(&mod_binascii_a2b_base64_obj) },
{ MP_ROM_QSTR(MP_QSTR_b2a_base64), MP_ROM_PTR(&mod_binascii_b2a_base64_obj) }, { MP_ROM_QSTR(MP_QSTR_b2a_base64), MP_ROM_PTR(&mod_binascii_b2a_base64_obj) },
#if MICROPY_PY_BINASCII_CRC32 #if 0 // MICROPY_PY_BINASCII_CRC32
{ MP_ROM_QSTR(MP_QSTR_crc32), MP_ROM_PTR(&mod_binascii_crc32_obj) }, { MP_ROM_QSTR(MP_QSTR_crc32), MP_ROM_PTR(&mod_binascii_crc32_obj) },
#endif #endif
}; };

Wyświetl plik

@ -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_EXTENSIBLE_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

Wyświetl plik

@ -110,7 +110,6 @@
#define MICROPY_PY_THREAD_GIL (1) #define MICROPY_PY_THREAD_GIL (1)
#define MICROPY_PY_BINASCII (1) #define MICROPY_PY_BINASCII (1)
#define MICROPY_PY_UCTYPES (0) #define MICROPY_PY_UCTYPES (0)
#define MICROPY_PY_ZLIB (0)
#define MICROPY_PY_JSON (1) #define MICROPY_PY_JSON (1)
#define MICROPY_PY_RE (1) #define MICROPY_PY_RE (1)
#define MICROPY_PY_HEAPQ (0) #define MICROPY_PY_HEAPQ (0)

Wyświetl plik

@ -40,7 +40,6 @@
#define MICROPY_PY_BINASCII (1) #define MICROPY_PY_BINASCII (1)
#define MICROPY_PY_RANDOM (1) #define MICROPY_PY_RANDOM (1)
#define MICROPY_PY_UCTYPES (1) #define MICROPY_PY_UCTYPES (1)
#define MICROPY_PY_ZLIB (1)
#define MICROPY_PY_JSON (1) #define MICROPY_PY_JSON (1)
#define MICROPY_PY_OS (1) #define MICROPY_PY_OS (1)
#define MICROPY_PY_RE (1) #define MICROPY_PY_RE (1)

Wyświetl plik

@ -91,7 +91,6 @@
#define MICROPY_PY_UCTYPES (1) #define MICROPY_PY_UCTYPES (1)
#define MICROPY_PY_HEAPQ (1) #define MICROPY_PY_HEAPQ (1)
#define MICROPY_PY_RANDOM (1) #define MICROPY_PY_RANDOM (1)
#define MICROPY_PY_ZLIB (1)
#define MICROPY_PY_ASYNCIO (1) #define MICROPY_PY_ASYNCIO (1)
#define MICROPY_PY_MACHINE_RTC (1) #define MICROPY_PY_MACHINE_RTC (1)
#ifndef MICROPY_PY_MACHINE_ADC #ifndef MICROPY_PY_MACHINE_ADC

Wyświetl plik

@ -10,7 +10,6 @@
#define MICROPY_HW_HAS_FLASH (0) // QSPI extflash not mounted #define MICROPY_HW_HAS_FLASH (0) // QSPI extflash not mounted
#define MICROPY_PY_ASYNCIO (0) #define MICROPY_PY_ASYNCIO (0)
#define MICROPY_PY_ZLIB (0)
#define MICROPY_PY_BINASCII (0) #define MICROPY_PY_BINASCII (0)
#define MICROPY_PY_HASHLIB (0) #define MICROPY_PY_HASHLIB (0)
#define MICROPY_PY_JSON (0) #define MICROPY_PY_JSON (0)

Wyświetl plik

@ -144,7 +144,6 @@
#define MICROPY_PY_TIME_INCLUDEFILE "ports/unix/modtime.c" #define MICROPY_PY_TIME_INCLUDEFILE "ports/unix/modtime.c"
#define MICROPY_PY_ERRNO (1) #define MICROPY_PY_ERRNO (1)
#define MICROPY_PY_UCTYPES (1) #define MICROPY_PY_UCTYPES (1)
#define MICROPY_PY_ZLIB (1)
#define MICROPY_PY_JSON (1) #define MICROPY_PY_JSON (1)
#define MICROPY_PY_RE (1) #define MICROPY_PY_RE (1)
#define MICROPY_PY_HEAPQ (1) #define MICROPY_PY_HEAPQ (1)

Wyświetl plik

@ -18,7 +18,6 @@
<PyExtModSource Include="$(PyBaseDir)extmod\modre.c" /> <PyExtModSource Include="$(PyBaseDir)extmod\modre.c" />
<PyExtModSource Include="$(PyBaseDir)extmod\modselect.c" /> <PyExtModSource Include="$(PyBaseDir)extmod\modselect.c" />
<PyExtModSource Include="$(PyBaseDir)extmod\modtime.c" /> <PyExtModSource Include="$(PyBaseDir)extmod\modtime.c" />
<PyExtModSource Include="$(PyBaseDir)extmod\modzlib.c" />
<PyExtModSource Include="$(PyBaseDir)extmod\virtpin.c" /> <PyExtModSource Include="$(PyBaseDir)extmod\virtpin.c" />
<PyExtModSource Include="$(PyBaseDir)extmod\vfs.c" /> <PyExtModSource Include="$(PyBaseDir)extmod\vfs.c" />
<PyExtModSource Include="$(PyBaseDir)extmod\vfs_posix.c" /> <PyExtModSource Include="$(PyBaseDir)extmod\vfs_posix.c" />

Wyświetl plik

@ -1555,10 +1555,6 @@ typedef double mp_float_t;
#define MICROPY_PY_UCTYPES_NATIVE_C_TYPES (1) #define MICROPY_PY_UCTYPES_NATIVE_C_TYPES (1)
#endif #endif
#ifndef MICROPY_PY_ZLIB
#define MICROPY_PY_ZLIB (MICROPY_CONFIG_ROM_LEVEL_AT_LEAST_EXTRA_FEATURES)
#endif
#ifndef MICROPY_PY_JSON #ifndef MICROPY_PY_JSON
#define MICROPY_PY_JSON (MICROPY_CONFIG_ROM_LEVEL_AT_LEAST_EXTRA_FEATURES) #define MICROPY_PY_JSON (MICROPY_CONFIG_ROM_LEVEL_AT_LEAST_EXTRA_FEATURES)
#endif #endif

Wyświetl plik

@ -1,33 +0,0 @@
try:
import zlib
import io
except ImportError:
print("SKIP")
raise SystemExit
# Raw DEFLATE bitstream
buf = io.BytesIO(b"\xcbH\xcd\xc9\xc9\x07\x00")
inp = zlib.DecompIO(buf, -8)
print(buf.seek(0, 1))
print(inp.read(1))
print(buf.seek(0, 1))
print(inp.read(2))
print(inp.read())
print(buf.seek(0, 1))
print(inp.read(1))
print(inp.read())
print(buf.seek(0, 1))
# zlib bitstream (with 256 byte window size)
inp = zlib.DecompIO(io.BytesIO(b"\x08\x9930\xa0=\x00\x00\xb3q\x12\xc1"))
print(inp.read(10))
print(inp.read())
# zlib bitstream, wrong checksum
inp = zlib.DecompIO(io.BytesIO(b"\x08\x9930\xa0=\x00\x00\xb3q\x12\xc0"))
try:
print(inp.read())
except OSError as e:
print(repr(e))

Wyświetl plik

@ -1,12 +0,0 @@
0
b'h'
2
b'el'
b'lo'
7
b''
b''
7
b'0000000000'
b'000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
OSError(22,)

Wyświetl plik

@ -1,60 +0,0 @@
try:
import zlib
import io
except ImportError:
print("SKIP")
raise SystemExit
# gzip bitstream
buf = io.BytesIO(
b"\x1f\x8b\x08\x08\x99\x0c\xe5W\x00\x03hello\x00\xcbH\xcd\xc9\xc9\x07\x00\x86\xa6\x106\x05\x00\x00\x00"
)
inp = zlib.DecompIO(buf, 16 + 8)
print(buf.seek(0, 1))
print(inp.read(1))
print(buf.seek(0, 1))
print(inp.read(2))
print(inp.read())
print(buf.seek(0, 1))
print(inp.read(1))
print(inp.read())
print(buf.seek(0, 1))
# Check FHCRC field
buf = io.BytesIO(
b"\x1f\x8b\x08\x02\x99\x0c\xe5W\x00\x03\x00\x00\xcbH\xcd\xc9\xc9\x07\x00\x86\xa6\x106\x05\x00\x00\x00"
)
inp = zlib.DecompIO(buf, 16 + 8)
print(inp.read())
# Check FEXTRA field
buf = io.BytesIO(
b"\x1f\x8b\x08\x04\x99\x0c\xe5W\x00\x03\x01\x00X\xcbH\xcd\xc9\xc9\x07\x00\x86\xa6\x106\x05\x00\x00\x00"
)
inp = zlib.DecompIO(buf, 16 + 8)
print(inp.read())
# broken header
buf = io.BytesIO(
b"\x1f\x8c\x08\x08\x99\x0c\xe5W\x00\x03hello\x00\xcbH\xcd\xc9\xc9\x07\x00\x86\xa6\x106\x05\x00\x00\x00"
)
try:
inp = zlib.DecompIO(buf, 16 + 8)
except ValueError:
print("ValueError")
# broken crc32
buf = io.BytesIO(
b"\x1f\x8b\x08\x08\x99\x0c\xe5W\x00\x03hello\x00\xcbH\xcd\xc9\xc9\x07\x00\x86\xa7\x106\x05\x00\x00\x00"
)
inp = zlib.DecompIO(buf, 16 + 8)
try:
inp.read(6)
except OSError as e:
print(repr(e))
# broken uncompressed size - not checked so far
# buf = io.BytesIO(b'\x1f\x8b\x08\x08\x99\x0c\xe5W\x00\x03hello\x00\xcbH\xcd\xc9\xc9\x07\x00\x86\xa6\x106\x06\x00\x00\x00')
# inp = zlib.DecompIO(buf, 16 + 8)
# inp.read(6)

Wyświetl plik

@ -1,13 +0,0 @@
16
b'h'
18
b'el'
b'lo'
31
b''
b''
31
b'hello'
b'hello'
ValueError
OSError(22,)

Wyświetl plik

@ -1,57 +0,0 @@
try:
import zlib
except ImportError:
print("SKIP")
raise SystemExit
PATTERNS = [
# Packed results produced by CPy's zlib.compress()
(b"0", b"x\x9c3\x00\x00\x001\x001"),
(b"a", b"x\x9cK\x04\x00\x00b\x00b"),
(b"0" * 100, b"x\x9c30\xa0=\x00\x00\xb3q\x12\xc1"),
(
bytes(range(64)),
b"x\x9cc`dbfaec\xe7\xe0\xe4\xe2\xe6\xe1\xe5\xe3\x17\x10\x14\x12\x16\x11\x15\x13\x97\x90\x94\x92\x96\x91\x95\x93WPTRVQUS\xd7\xd0\xd4\xd2\xd6\xd1\xd5\xd370426153\xb7\xb0\xb4\xb2\xb6\xb1\xb5\xb3\x07\x00\xaa\xe0\x07\xe1",
),
(b"hello", b"x\x01\x01\x05\x00\xfa\xffhello\x06,\x02\x15"), # compression level 0
# adaptive/dynamic huffman tree
(
b"13371813150|13764518736|12345678901",
b"x\x9c\x05\xc1\x81\x01\x000\x04\x04\xb1\x95\\\x1f\xcfn\x86o\x82d\x06Qq\xc8\x9d\xc5X}<e\xb5g\x83\x0f\x89X\x07\xab",
),
# dynamic Huffman tree with "case 17" (repeat code for 3-10 times)
(
b">I}\x00\x951D>I}\x00\x951D>I}\x00\x951D>I}\x00\x951D",
b"x\x9c\x05\xc11\x01\x00\x00\x00\x010\x95\x14py\x84\x12C_\x9bR\x8cV\x8a\xd1J1Z)F\x1fw`\x089",
),
]
for unpacked, packed in PATTERNS:
assert zlib.decompress(packed) == unpacked
print(unpacked)
# Raw DEFLATE bitstream
v = b"\xcbH\xcd\xc9\xc9\x07\x00"
exp = b"hello"
out = zlib.decompress(v, -15)
assert out == exp
print(exp)
# Even when you ask CPython zlib.compress to produce Raw DEFLATE stream,
# it returns it with adler2 and oriignal size appended, as if it was a
# zlib stream. Make sure there're no random issues decompressing such.
v = b"\xcbH\xcd\xc9\xc9\x07\x00\x86\xa6\x106\x05\x00\x00\x00"
out = zlib.decompress(v, -15)
assert out == exp
# this should error
try:
zlib.decompress(b"abc")
except Exception:
print("Exception")
# invalid block type
try:
zlib.decompress(b"\x07", -15) # final-block, block-type=3 (invalid)
except Exception as er:
print("Exception")

Wyświetl plik

@ -25,7 +25,6 @@ TEST_MAPPINGS = {
"heapq": "heapq/heapq_$(ARCH).mpy", "heapq": "heapq/heapq_$(ARCH).mpy",
"random": "random/random_$(ARCH).mpy", "random": "random/random_$(ARCH).mpy",
"re": "re/re_$(ARCH).mpy", "re": "re/re_$(ARCH).mpy",
"zlib": "zlib/zlib_$(ARCH).mpy",
} }
# Code to allow a target MicroPython to import an .mpy from RAM # Code to allow a target MicroPython to import an .mpy from RAM

Wyświetl plik

@ -567,7 +567,6 @@ def run_tests(pyb, tests, args, result_dir, num_threads=1):
for t in "bytearray le native_le ptr_le ptr_native_le sizeof sizeof_native array_assign_le array_assign_native_le".split() for t in "bytearray le native_le ptr_le ptr_native_le sizeof sizeof_native array_assign_le array_assign_native_le".split()
} }
) # requires uctypes ) # requires uctypes
skip_tests.add("extmod/zlibd_decompress.py") # requires zlib
skip_tests.add("extmod/heapq1.py") # heapq not supported by WiPy skip_tests.add("extmod/heapq1.py") # heapq not supported by WiPy
skip_tests.add("extmod/random_basic.py") # requires random skip_tests.add("extmod/random_basic.py") # requires random
skip_tests.add("extmod/random_extra.py") # requires random skip_tests.add("extmod/random_extra.py") # requires random

Wyświetl plik

@ -59,7 +59,6 @@ io json machine math
os random re select os random re select
socket ssl struct sys socket ssl struct sys
termios time uctypes websocket termios time uctypes websocket
zlib
me me
micropython machine math micropython machine math

Wyświetl plik

@ -430,7 +430,6 @@ function ci_native_mpy_modules_build {
make -C examples/natmod/heapq ARCH=$arch make -C examples/natmod/heapq ARCH=$arch
make -C examples/natmod/random ARCH=$arch make -C examples/natmod/random ARCH=$arch
make -C examples/natmod/re ARCH=$arch make -C examples/natmod/re ARCH=$arch
make -C examples/natmod/zlib ARCH=$arch
} }
function ci_native_mpy_modules_32bit_build { function ci_native_mpy_modules_32bit_build {
@ -496,7 +495,7 @@ function ci_unix_coverage_run_mpy_merge_tests {
function ci_unix_coverage_run_native_mpy_tests { function ci_unix_coverage_run_native_mpy_tests {
MICROPYPATH=examples/natmod/features2 ./ports/unix/build-coverage/micropython -m features2 MICROPYPATH=examples/natmod/features2 ./ports/unix/build-coverage/micropython -m features2
(cd tests && ./run-natmodtests.py "$@" extmod/{btree*,framebuf*,heapq*,random*,re*,zlib*}.py) (cd tests && ./run-natmodtests.py "$@" extmod/{btree*,framebuf*,heapq*,random*,re*}.py)
} }
function ci_unix_32bit_setup { function ci_unix_32bit_setup {