Merging upstream version 1.8.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 13 insertions, 5 deletions

diff --git a/lzip.h b/lzip.h
index f84c53c..631599d 100644
--- a/lzip.h
+++ b/lzip.h
@@ -1,5 +1,5 @@
 /*  Pdlzip - LZMA lossless data compressor
-    Copyright (C) 2010-2016 Antonio Diaz Diaz.
+    Copyright (C) 2010-2017 Antonio Diaz Diaz.
 
     This program is free software. Redistribution and use in source and
     binary forms, with or without modification, are permitted provided
@@ -29,8 +29,10 @@ typedef int State;
 enum {
   min_dictionary_bits = 12,
   min_dictionary_size = 1 << min_dictionary_bits,
-  max_dictionary_bits = 27,			/* kDicLogSizeMaxCompress */
+  max_dictionary_bits = 29,
   max_dictionary_size = 1 << max_dictionary_bits,
+  max_dictionary_bits_c = 27,			/* kDicLogSizeMaxCompress */
+  max_dictionary_size_c = 1 << max_dictionary_bits_c,
   literal_context_bits = 3,
   literal_pos_state_bits = 0,				/* not used */
   pos_state_bits = 2,
@@ -66,9 +68,9 @@ static inline void Pp_init( struct Pretty_print * const pp,
   pp->stdin_name = "(stdin)";
   pp->longest_name = 0;
   pp->first_post = false;
-  stdin_name_len = strlen( pp->stdin_name );
 
   if( verbosity <= 0 ) return;
+  stdin_name_len = strlen( pp->stdin_name );
   for( i = 0; i < num_filenames; ++i )
     {
     const char * const s = filenames[i];
@@ -114,8 +116,10 @@ static inline void CRC32_update_buf( uint32_t * const crc,
                                      const int size )
   {
   int i;
+  uint32_t c = *crc;
   for( i = 0; i < size; ++i )
-    *crc = crc32[(*crc^buffer[i])&0xFF] ^ ( *crc >> 8 );
+    c = crc32[(c^buffer[i])&0xFF] ^ ( c >> 8 );
+  *crc = c;
   }
 
 
@@ -175,7 +179,7 @@ static inline bool Fh_set_dictionary_size( File_header data, const unsigned sz )
     {
     const unsigned base_size = 1 << data[5];
     const unsigned fraction = base_size / 16;
-    int i;
+    unsigned i;
     for( i = 7; i >= 1; --i )
       if( base_size - ( i * fraction ) >= sz )
         { data[5] |= ( i << 5 ); break; }
@@ -222,6 +226,8 @@ static inline void Ft_set_member_size( File_trailer data, unsigned long long sz
   { int i; for( i = 12; i <= 19; ++i ) { data[i] = (uint8_t)sz; sz >>= 8; } }
 
 
+static const char * const trailing_msg = "Trailing data not allowed.";
+
 /* defined in main.c */
 int readblock( const int fd, uint8_t * const buf, const int size );
 int writeblock( const int fd, const uint8_t * const buf, const int size );
@@ -230,6 +236,8 @@ int writeblock( const int fd, const uint8_t * const buf, const int size );
 extern int verbosity;
 void cleanup_and_fail( const int retval );
 void show_error( const char * const msg, const int errcode, const bool help );
+void show_file_error( const char * const filename, const char * const msg,
+                      const int errcode );
 void internal_error( const char * const msg );
 
 #define SZ_OK 0