From 870bc006c145aa96e0c80d5e983b52286335b8f2 Mon Sep 17 00:00:00 2001
From: Jakob Kaivo <jkk@ung.org>
Date: Thu, 8 Aug 2019 09:59:53 -0400
Subject: split declarations and definitions

---
 binary.c | 24 ++++++++++++++++++++++++
 binary.h | 22 ++--------------------
 2 files changed, 26 insertions(+), 20 deletions(-)
 create mode 100644 binary.c

diff --git a/binary.c b/binary.c
new file mode 100644
index 0000000..bba7dd0
--- /dev/null
+++ b/binary.c
@@ -0,0 +1,24 @@
+#include <stdint.h>
+#include <string.h>
+
+#include "binary.h"
+
+uintmax_t binary(const char *s)
+{
+	char array[BINSTRLEN];
+	memset(array, '0', sizeof(array));
+	strcpy(array + (sizeof(array) - strlen(s)) - 1, s);
+	return BIN_FROM_ARRAY(array);
+}
+
+char *binstr(size_t n, char s[n], uintmax_t b)
+{
+	memset(s, '0', n);
+	s[n - 1] = '\0';
+	for (size_t i = 0; i < n - 2 && i < BIN_UINTMAXBITS; i++) {
+		if (b & ((uintmax_t)1 << i)) {
+			s[n - (i + 2)] = '1';
+		}
+	}
+	return s;
+}
diff --git a/binary.h b/binary.h
index 5011f64..fd1d6d8 100644
--- a/binary.h
+++ b/binary.h
@@ -1,5 +1,4 @@
 #include <limits.h>
-#include <string.h>
 #include <stdint.h>
 
 #define BIN_UINTMAXBITS (sizeof(uintmax_t) * CHAR_BIT)
@@ -34,22 +33,5 @@
 #define BINSTRLEN	(BIN_UINTMAXBITS + 1)
 #define BIN(_n)		(BIN_FROM_ARRAY(#_n))
 
-static uintmax_t binfromstr(const char *s)
-{
-	char array[BINSTRLEN];
-	memset(array, '0', sizeof(array));
-	strcpy(array + (sizeof(array) - strlen(s)) - 1, s);
-	return BIN_FROM_ARRAY(array);
-}
-
-static char *binstr(size_t n, char s[n], uintmax_t b)
-{
-	memset(s, '0', n);
-	s[n - 1] = '\0';
-	for (size_t i = 0; i < n - 2 && i < BIN_UINTMAXBITS; i++) {
-		if (b & ((uintmax_t)1 << i)) {
-			s[n - (i + 2)] = '1';
-		}
-	}
-	return s;
-}
+uintmax_t binary(const char *s);
+char *binstr(size_t n, char s[n], uintmax_t b);
-- 
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