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Add padding to structures so it continues to work if features differ

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This commit is contained in:
Martin
2022-02-06 14:57:58 +01:00
parent 9ffbe56a73
commit edc251cfa9
2 changed files with 14 additions and 8 deletions
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3
miniz_common.h
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@@ -36,7 +36,8 @@ typedef int mz_bool;
#ifdef MINIZ_NO_TIME #ifdef MINIZ_NO_TIME
typedef struct mz_dummy_time_t_tag typedef struct mz_dummy_time_t_tag
{ {
int m_dummy; mz_uint32 m_dummy1;
mz_uint32 m_dummy2;
} mz_dummy_time_t; } mz_dummy_time_t;
#define MZ_TIME_T mz_dummy_time_t #define MZ_TIME_T mz_dummy_time_t
#else #else

19
miniz_zip.h
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@@ -32,10 +32,6 @@ typedef struct
mz_uint16 m_bit_flag; mz_uint16 m_bit_flag;
mz_uint16 m_method; mz_uint16 m_method;
#ifndef MINIZ_NO_TIME
MZ_TIME_T m_time;
#endif
/* CRC-32 of uncompressed data. */ /* CRC-32 of uncompressed data. */
mz_uint32 m_crc32; mz_uint32 m_crc32;
@@ -72,6 +68,11 @@ typedef struct
/* Guaranteed to be zero terminated, may be truncated to fit. */ /* Guaranteed to be zero terminated, may be truncated to fit. */
char m_comment[MZ_ZIP_MAX_ARCHIVE_FILE_COMMENT_SIZE]; char m_comment[MZ_ZIP_MAX_ARCHIVE_FILE_COMMENT_SIZE];
#ifdef MINIZ_NO_TIME
MZ_TIME_T m_padding;
#else
MZ_TIME_T m_time;
#endif
} mz_zip_archive_file_stat; } mz_zip_archive_file_stat;
typedef size_t (*mz_file_read_func)(void *pOpaque, mz_uint64 file_ofs, void *pBuf, size_t n); typedef size_t (*mz_file_read_func)(void *pOpaque, mz_uint64 file_ofs, void *pBuf, size_t n);
@@ -183,9 +184,7 @@ typedef struct
mz_uint flags; mz_uint flags;
int status; int status;
#ifndef MINIZ_DISABLE_ZIP_READER_CRC32_CHECKS
mz_uint file_crc32;
#endif
mz_uint64 read_buf_size, read_buf_ofs, read_buf_avail, comp_remaining, out_buf_ofs, cur_file_ofs; mz_uint64 read_buf_size, read_buf_ofs, read_buf_avail, comp_remaining, out_buf_ofs, cur_file_ofs;
mz_zip_archive_file_stat file_stat; mz_zip_archive_file_stat file_stat;
void *pRead_buf; void *pRead_buf;
@@ -195,6 +194,12 @@ typedef struct
tinfl_decompressor inflator; tinfl_decompressor inflator;
#ifdef MINIZ_DISABLE_ZIP_READER_CRC32_CHECKS
mz_uint padding;
#else
mz_uint file_crc32;
#endif
} mz_zip_reader_extract_iter_state; } mz_zip_reader_extract_iter_state;
/* -------- ZIP reading */ /* -------- ZIP reading */