Refactor vipstar_hash function to use void pointers for output and input parameters, enhancing type flexibility. Update hash constants in vipstar.h for improved hashing accuracy.

Author: ROZ-MOFUMOFU-ME

src/vipstar.c

@@ -5,7 +5,7 @@
 
 #include "vipstar.h"
 
-void vipstar_hash(char *output, const char *input, uint32_t len) {
+void vipstar_hash(void *output, const void *input, uint32_t len) {
     sha256d_181_swap((uint32_t*)output, (const uint32_t*)input);
 }
 

src/vipstar.h

@@ -35,7 +35,7 @@ static const uint32_t sha256d_hash1[16] = {
 	0x00000000, 0x00000000, 0x00000000, 0x00000000,
 	0x00000000, 0x00000000, 0x00000000, 0x00000000,
 	0x80000000, 0x00000000, 0x00000000, 0x00000000,
-	0x00000000, 0x00000000, 0x00000000, 0x00000100
+	0x00000000, 0x00000000, 0x00000000, 0x000005a8
 };
 
 /* Elementary functions used by SHA256 */
@@ -69,7 +69,7 @@ static inline void sha256d_preextend(uint32_t *W);
 static inline void sha256d_preextend2(uint32_t *W);
 static inline void sha256d_prehash(uint32_t *S, const uint32_t *W);
 static inline void sha256d_ms_vips(uint32_t *hash, uint32_t *W,	const uint32_t *midstate, const uint32_t *prehash);
-void vipstar_hash(char* output, const char* input,  uint32_t len);
+void vipstar_hash(void *output, const void *input, uint32_t len);
 
 #ifdef __cplusplus
 }