diff options
Diffstat (limited to 'transcode.c')
| -rw-r--r-- | transcode.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/transcode.c b/transcode.c index c68a6b9ab..d5f779055 100644 --- a/transcode.c +++ b/transcode.c @@ -493,16 +493,19 @@ transcode_restartable0(const unsigned char **in_pos, unsigned char **out_pos, #define BYTE_ADDR(index) (tr->byte_array + (index)) #define WORD_ADDR(index) (tr->word_array + (index)/sizeof(*tr->word_array)) -#define BL_BASE(next_table) BYTE_ADDR(BYTE_LOOKUP_BASE(WORD_ADDR(next_table))) -#define BL_INFO(next_table) WORD_ADDR(BYTE_LOOKUP_INFO(WORD_ADDR(next_table))) +#define BL_BASE(bl) BYTE_ADDR(BYTE_LOOKUP_BASE(WORD_ADDR(bl))) +#define BL_INFO(bl) WORD_ADDR(BYTE_LOOKUP_INFO(WORD_ADDR(bl))) +#define BL_MIN_BYTE(bl) (BYTE_ADDR(BYTE_LOOKUP_BASE(WORD_ADDR(bl)))[0]) +#define BL_MAX_BYTE(bl) (BYTE_ADDR(BYTE_LOOKUP_BASE(WORD_ADDR(bl)))[1]) +#define BL_OFFSET(bl, byte) (BL_BASE(bl)[2+(byte)-BL_MIN_BYTE(bl)]) +#define BL_ACTION(bl, byte) (BL_INFO(bl)[BL_OFFSET(bl, (byte))]) next_byte = (unsigned char)*in_p++; follow_byte: - if (next_byte < BL_BASE(next_table)[0] || BL_BASE(next_table)[1] < next_byte) + if (next_byte < BL_MIN_BYTE(next_table) || BL_MAX_BYTE(next_table) < next_byte) next_info = INVALID; else { - unsigned int next_offset = BL_BASE(next_table)[2+next_byte-BL_BASE(next_table)[0]]; - next_info = (VALUE)BL_INFO(next_table)[next_offset]; + next_info = (VALUE)BL_ACTION(next_table, next_byte); } follow_info: switch (next_info & 0x1F) { |