second commit

1 files changed, 8 insertions, 7 deletions

diff --git a/overflow.c b/overflow.c
index de2a1ab..64fc483 100644
--- a/overflow.c
+++ b/overflow.c
@@ -10,25 +10,26 @@
 #include <string.h>
 
 #define ENV_VAR   "EXPLOIT"
-#define BUFLEN    256
+#define BUFLEN    64
 
-u_char buf[BUFLEN];
-u_char *env;
+char buf[BUFLEN];
+char *env;
 
 int
 main()
 {
-  if (env = getenv(ENV_VAR))
+  fprintf(stderr, "buflen: %d\nenv_var: %s\n\n", BUFLEN, ENV_VAR);
+  if ( (env = getenv(ENV_VAR)) )
     {
-      fprintf(stderr, "env: "ENV_VAR" set\n");
+      fprintf(stderr, "env_var: "ENV_VAR"\n");
       fprintf(stderr, "env: %s\n", env);
 
       strcpy(buf, env);
     }
   else
     {
-      fprintf(stderr, "env: "ENV_VAR" not set, abort!\n");
+      fprintf(stderr, "env_var: "ENV_VAR" not set, abort!\n");
     }
 
-  return 0;
+  return(0);
 }