rc4: Round up output buffer size.

[paraslash.git] / para.h

diff --git a/para.h b/para.h
index a4753d4b5f5afa4eedc9a982f15f33c2f175626d..5197360dc38c27cb21710806fba41662b0241c24 100644 (file)
--- a/para.h
+++ b/para.h
@@ -205,3 +205,6 @@ __printf_2_3 void para_log(int, const char*, ...);
                p = para_realloc(p, size); \
        } \
 }
+
+/* Round up x to a multiple of y */
+#define ROUND_UP(x, y) (((x) + (y - 1) / (y)) * (y))