liblzma: Move lzma_crcXX_table[][] declarations to crc_common.h

LZ encoder needs lzma_crc32_table[0] but otherwise those tables
are private to the CRC code. In contrast, the other things in
check.h are needed in several places.

src/liblzma/check/check.h

@@ -95,24 +95,6 @@ typedef struct {
 } lzma_check_state;
 
 
-/// lzma_crc32_table[0] is needed by LZ encoder so we need to keep
-/// the array two-dimensional.
-#ifdef HAVE_SMALL
-lzma_attr_visibility_hidden
-extern uint32_t lzma_crc32_table[1][256];
-
-extern void lzma_crc32_init(void);
-
-#else
-
-lzma_attr_visibility_hidden
-extern const uint32_t lzma_crc32_table[8][256];
-
-lzma_attr_visibility_hidden
-extern const uint64_t lzma_crc64_table[4][256];
-#endif
-
-
 /// \brief      Initialize *check depending on type
 extern void lzma_check_init(lzma_check_state *check, lzma_check type);
 

src/liblzma/check/crc32_small.c

@@ -10,8 +10,11 @@
 ///////////////////////////////////////////////////////////////////////////////
 
 #include "check.h"
+#include "crc_common.h"
 
 
+// The table is used by the LZ encoder too, thus it's not static like
+// in crc64_small.c.
 uint32_t lzma_crc32_table[1][256];
 
 

src/liblzma/check/crc_common.h

@@ -38,6 +38,24 @@
 #endif
 
 
+/// lzma_crc32_table[0] is needed by LZ encoder so we need to keep
+/// the array two-dimensional.
+#ifdef HAVE_SMALL
+lzma_attr_visibility_hidden
+extern uint32_t lzma_crc32_table[1][256];
+
+extern void lzma_crc32_init(void);
+
+#else
+
+lzma_attr_visibility_hidden
+extern const uint32_t lzma_crc32_table[8][256];
+
+lzma_attr_visibility_hidden
+extern const uint64_t lzma_crc64_table[4][256];
+#endif
+
+
 // Keep this in sync with changes to crc32_arm64.h
 #if defined(_WIN32) || defined(HAVE_GETAUXVAL) \
 		|| defined(HAVE_ELF_AUX_INFO) \

src/liblzma/lz/lz_encoder_hash.h

@@ -13,7 +13,8 @@
 #ifndef LZMA_LZ_ENCODER_HASH_H
 #define LZMA_LZ_ENCODER_HASH_H
 
-// We need to know if CRC32_GENERIC is defined.
+// We need to know if CRC32_GENERIC is defined and we may need the declaration
+// of lzma_crc32_table[][].
 #include "crc_common.h"
 
 // If HAVE_SMALL is defined, then lzma_crc32_table[][] exists and
@@ -28,7 +29,6 @@
 // then lzma_crc32_table[][] doesn't exist.
 #if defined(HAVE_SMALL) \
 		|| (defined(CRC32_GENERIC) && !defined(WORDS_BIGENDIAN))
-#	include "check.h"
 #	define hash_table lzma_crc32_table[0]
 #else
 	// lz_encoder.c takes care of including the actual table.