Fix coding style problems

src/fuzz.c

@@ -138,7 +138,7 @@ static char * replace_each_chars(char *ciphertext, int *is_replace_finish)
 		}
 		replaced_chars_index++;
 	}
-	if (4 == replaced_chars_index) {
+	if (replaced_chars_index == 4) {
 		replaced_chars_index = 0;
 		cipher_index++;
 	}
@@ -194,7 +194,7 @@ static char * append_last_char(char *origin_ctext, int *is_append_finish)
 
 	origin_ctext_len = strlen(origin_ctext);
 
-	if (0 == origin_ctext_len || 5 == i) {
+	if (origin_ctext_len == 0 || i == 5) {
 		times = 1;
 		i = 0;
 		*is_append_finish = 1;
@@ -237,7 +237,7 @@ static char * change_case(char *origin_ctext, int *is_chgcase_finish)
 		cipher_index++;
 	}
 
-	if (2 == flag) {
+	if (flag == 2) {
 		// Change all to upper cases
 		pc = fuzz_hash;
 		while (*pc) {
@@ -248,7 +248,7 @@ static char * change_case(char *origin_ctext, int *is_chgcase_finish)
 
 		flag--;
 		return fuzz_hash;
-	} else if (1 == flag) {
+	} else if (flag == 1) {
 		// Change all to lower cases
 		pc = fuzz_hash;
 		while (*pc) {
@@ -457,27 +457,27 @@ static char * get_next_fuzz_case(char *label, char *ciphertext)
 	}
 
 	if (!is_replace_finish)
-		if (NULL != replace_each_chars(ciphertext, &is_replace_finish))
+		if (replace_each_chars(ciphertext, &is_replace_finish))
 			return fuzz_hash;
 
 	if (!is_swap_finish)
-		if (NULL != swap_chars(ciphertext, &is_swap_finish))
+		if (swap_chars(ciphertext, &is_swap_finish))
 			return fuzz_hash;
 
 	if (!is_append_finish)
-		if (NULL != append_last_char(ciphertext, &is_append_finish))
+		if (append_last_char(ciphertext, &is_append_finish))
 			return fuzz_hash;
 
 	if (!is_chgcase_finish)
-		if (NULL != change_case(ciphertext, &is_chgcase_finish))
+		if (change_case(ciphertext, &is_chgcase_finish))
 			return fuzz_hash;
 
 	if (!is_insertdic_finish)
-		if (NULL != insert_dic(ciphertext, &is_insertdic_finish))
+		if (insert_dic(ciphertext, &is_insertdic_finish))
 			return fuzz_hash;
 
 	if (!is_insertchars_finish)
-		if (NULL != insert_chars(ciphertext, &is_insertchars_finish))
+		if (insert_chars(ciphertext, &is_insertchars_finish))
 			return fuzz_hash;
 
 	return NULL;