diff options
Diffstat (limited to 'src/liblzma/simple/x86.c')
| -rw-r--r-- | src/liblzma/simple/x86.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/src/liblzma/simple/x86.c b/src/liblzma/simple/x86.c index 232b295..f216231 100644 --- a/src/liblzma/simple/x86.c +++ b/src/liblzma/simple/x86.c @@ -1,3 +1,5 @@ +// SPDX-License-Identifier: 0BSD + /////////////////////////////////////////////////////////////////////////////// // /// \file x86.c @@ -6,9 +8,6 @@ // Authors: Igor Pavlov // Lasse Collin // -// This file has been put into the public domain. -// You can do whatever you want with this file. -// /////////////////////////////////////////////////////////////////////////////// #include "simple_private.h" @@ -27,11 +26,7 @@ static size_t x86_code(void *simple_ptr, uint32_t now_pos, bool is_encoder, uint8_t *buffer, size_t size) { - static const bool MASK_TO_ALLOWED_STATUS[8] - = { true, true, true, false, true, false, false, false }; - - static const uint32_t MASK_TO_BIT_NUMBER[8] - = { 0, 1, 2, 2, 3, 3, 3, 3 }; + static const uint32_t MASK_TO_BIT_NUMBER[5] = { 0, 1, 2, 2, 3 }; lzma_simple_x86 *simple = simple_ptr; uint32_t prev_mask = simple->prev_mask; @@ -68,9 +63,8 @@ x86_code(void *simple_ptr, uint32_t now_pos, bool is_encoder, b = buffer[buffer_pos + 4]; - if (Test86MSByte(b) - && MASK_TO_ALLOWED_STATUS[(prev_mask >> 1) & 0x7] - && (prev_mask >> 1) < 0x10) { + if (Test86MSByte(b) && (prev_mask >> 1) <= 4 + && (prev_mask >> 1) != 3) { uint32_t src = ((uint32_t)(b) << 24) | ((uint32_t)(buffer[buffer_pos + 3]) << 16) |