X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=puttymem.h;h=9fe272fd51bf709987169233e63e0032fce9f38c;hb=a10edf435b5609d0a6859b41a48a846990c8a8a3;hp=4396592ffb5fc94c883917b87c9363789ae2965d;hpb=ea2e1dd9ae844c96f62ccf3852927ba040fddcbf;p=PuTTY.git

diff --git a/puttymem.h b/puttymem.h
index 4396592f..9fe272fd 100644
--- a/puttymem.h
+++ b/puttymem.h
@@ -5,8 +5,8 @@
 #ifndef PUTTY_PUTTYMEM_H
 #define PUTTY_PUTTYMEM_H
 
-#include <stddef.h> /* for size_t */
-#include <string.h> /* for memcpy() */
+#include <stddef.h>		       /* for size_t */
+#include <string.h>		       /* for memcpy() */
 
 
 /* #define MALLOC_LOG  do this if you suspect putty of leaking memory */
@@ -25,13 +25,14 @@ void *safemalloc(size_t);
 void *saferealloc(void *, size_t);
 void safefree(void *);
 
-
-/* smalloc a thing */
-#define smalloca(type) ((type *) smalloc (sizeof (type)))
-/* smalloc a copy of a thing */
-#define smallocc(ptr) memcpy (smalloc (sizeof (*ptr)), ptr, sizeof (*ptr))
-/* smalloc n things */
-#define smallocn(n,type) ((type *) smalloc ((n) * sizeof (type)))
-
+/*
+ * Direct use of smalloc within the code should be avoided where
+ * possible, in favour of these type-casting macros which ensure
+ * you don't mistakenly allocate enough space for one sort of
+ * structure and assign it to a different sort of pointer.
+ */
+#define snew(type) ((type *)smalloc(sizeof(type)))
+#define snewn(n, type) ((type *)smalloc((n)*sizeof(type)))
+#define sresize(ptr, n, type) ((type *)srealloc(ptr, (n)*sizeof(type)))
 
 #endif