initial checkout from wrc

1 files changed, 35 insertions, 0 deletions

diff --git a/lib/pad.c b/lib/pad.c
new file mode 100644
index 0000000..5220c99
--- /dev/null
+++ b/lib/pad.c
@@ -0,0 +1,35 @@
+/**
+** @file	pad.c
+**
+** @author	Numerous CSCI-452 classes
+**
+** @brief	C implementations of common library functions
+*/
+
+#ifndef PAD_SRC_INC
+#define PAD_SRC_INC
+
+#include <common.h>
+
+#include <lib.h>
+
+/**
+** pad(dst,extra,padchar) - generate a padding string
+**
+** @param dst     Pointer to where the padding should begin
+** @param extra   How many padding bytes to add
+** @param padchar What character to pad with
+**
+** @return Pointer to the first byte after the padding
+**
+** NOTE: does NOT NUL-terminate the buffer
+*/
+char *pad( char *dst, int extra, int padchar ) {
+	while( extra > 0 ){
+		*dst++ = (char) padchar;
+		extra -= 1;
+	}
+	return dst;
+}
+
+#endif