rmalloc

Signed-off-by: Leah Rowe <leah@libreboot.org>

util/libreboot-utils/include/common.h

@@ -385,6 +385,7 @@ int dcat(const char *s, size_t n,
 
 unsigned short hextonum(char ch_s);
 void *mkrbuf(size_t n);
+void *rmalloc(size_t *size); /* don't ever use this */
 void rset(void *buf, size_t n);
 void *mkrbuf(size_t n);
 char *mkrstr(size_t n);

util/libreboot-utils/lib/rand.c

@@ -71,6 +71,16 @@
 
 #define ELOTTERY ECANCELED
 
+void *
+rmalloc(size_t *rval)
+{
+	if (if_err(rval == NULL, EFAULT))
+		return NULL;
+
+	rset(rval, sizeof(*rval));
+	return mkrstr(*rval %= BUFSIZ);
+}
+
 int
 win_lottery(void)
 {

util/libreboot-utils/lottery.c

@@ -7,11 +7,15 @@
 #endif
 
 #include <stdio.h>
+#include <stdlib.h>
 #include "include/common.h"
 
 int
 main(int argc, char *argv[])
 {
+	size_t s;
+	char *s1;
+
 #if defined(__OpenBSD__) && defined(OpenBSD)
 #if (OpenBSD) >= 509
 	if (pledge("stdio", NULL) == -1)
@@ -19,11 +23,20 @@ main(int argc, char *argv[])
 #endif
 #endif
 
+	setvbuf(stdout, NULL, _IONBF, 0);
+
 	if (win_lottery()) {
 		printf("You won!");
 		return 0;
 	}
 
+	s1 = rmalloc(&s);
+
+	if (s1 != NULL) {
+		printf("%s\n\nYou lose. Sorry!\n", s1);
+		free(s1);
+	}
+
 	return 1;
 }/*