Replace BUFSIZ with HCBUFSIZ and move them from stack to heap

tools/rules_test/cpu_rules.c

@@ -486,7 +486,7 @@ int mangle_title (char arr[BLOCK_SIZE], int arr_len)
   return (arr_len);
 }
 
-int generate_random_rule (char rule_buf[RP_RULE_BUFSIZ], u32 rp_gen_func_min, u32 rp_gen_func_max)
+int generate_random_rule (char *rule_buf, u32 rp_gen_func_min, u32 rp_gen_func_max)
 {
   u32 rp_gen_num = get_random_num (rp_gen_func_min, rp_gen_func_max);
 
@@ -929,7 +929,7 @@ int apply_rule_cpu (char *rule, int rule_len, char in[BLOCK_SIZE], int in_len, c
   return (out_len);
 }
 
-int cpu_rule_to_kernel_rule (char rule_buf[BUFSIZ], uint rule_len, kernel_rule_t *rule)
+int cpu_rule_to_kernel_rule (char *rule_buf, uint rule_len, kernel_rule_t *rule)
 {
   uint rule_pos;
   uint rule_cnt;

tools/rules_test/cpu_rules.h

@@ -53,7 +53,7 @@ int mangle_chr_decr (u8 arr[BLOCK_SIZE], int arr_len, int upos);
 int mangle_title (char arr[BLOCK_SIZE], int arr_len);
 int generate_random_rule (char rule_buf[RP_RULE_BUFSIZ], u32 rp_gen_func_min, u32 rp_gen_func_max);
 int apply_rule_cpu (char *rule, int rule_len, char in[BLOCK_SIZE], int in_len, char out[BLOCK_SIZE]);
-int cpu_rule_to_kernel_rule (char rule_buf[BUFSIZ], uint rule_len, kernel_rule_t *rule);
+int cpu_rule_to_kernel_rule (char *rule_buf, uint rule_len, kernel_rule_t *rule);
 
 bool class_num (char c);
 bool class_lower (char c);

tools/rules_test/kernel2cpu_rule_test.c

@@ -11,7 +11,7 @@
 #define RP_GEN_FUNC_MAX      4
 #define PW_MAX              32
 #define LINE_SIG_LEN        RP_GEN_FUNC_MAX * 2 + 1
-
+3
 int max_len = 0;
 
 #include "cpu_rules.h"
@@ -59,7 +59,9 @@ int main (int argc, char **argv)
 {
   FILE *fp = stdin;
 
-  char rule_buf[BUFSIZ];
+  char *rule_buf = (char *) malloc (HCBUFSIZ);
+
+  char *line_buf = (char *) mymalloc (HCBUFSIZ);
 
   int rp_gen_func_min = RP_GEN_FUNC_MIN;
   int rp_gen_func_max = RP_GEN_FUNC_MAX;
@@ -72,9 +74,7 @@ int main (int argc, char **argv)
 
     if (feof (fp)) break;
 
-    char line_buf[BUFSIZ + 1];
-
-    char *line_ptr = fgets (line_buf, BUFSIZ, fp);
+    char *line_ptr = fgets (line_buf, HCBUFSIZ - 1, fp);
 
     if (line_ptr == NULL) continue;
 
@@ -116,7 +116,7 @@ int main (int argc, char **argv)
       }
       else
       {
-        strncpy (rule_buf, argv[1], BUFSIZ);
+        strncpy (rule_buf, argv[1], HCBUFSIZ - 1);
 
         rule_len = strlen (rule_buf);
       }
@@ -204,5 +204,9 @@ int main (int argc, char **argv)
 
   fclose (fp);
 
+  free (line_buf);
+
+  free (rule_buf);
+
   return 0;
 }