From: Timo Sirainen <tss@iki.fi>
Date: Wed, 28 Jul 2004 15:21:28 +0000 (+0300)
Subject: Added binary_to_hex_ucase()
X-Git-Tag: 1.1.alpha1~3730
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=edccd59381fdad36efac17838714da4adfe1edfc;p=thirdparty%2Fdovecot%2Fcore.git

Added binary_to_hex_ucase()

--HG--
branch : HEAD
---

diff --git a/src/lib/hex-binary.c b/src/lib/hex-binary.c
index 30be2ad32a..36ebf958d9 100644
--- a/src/lib/hex-binary.c
+++ b/src/lib/hex-binary.c
@@ -4,27 +4,39 @@
 #include "buffer.h"
 #include "hex-binary.h"
 
-const char *binary_to_hex(const unsigned char *data, size_t size)
+static const char *
+binary_to_hex_case(const unsigned char *data, size_t size, int ucase)
 {
-	char *buf, *p;
+	char *buf, *p, base_char;
 	size_t i;
 	int value;
 
 	/* @UNSAFE */
+	base_char = ucase ? 'A' : 'a';
 
 	buf = p = t_malloc(size * 2 + 1);
 	for (i = 0; i < size; i++) {
 		value = data[i] >> 4;
-		*p++ = value < 10 ? value + '0' : value - 10 + 'a';
+		*p++ = value < 10 ? value + '0' : value - 10 + base_char;
 
 		value = data[i] & 0x0f;
-		*p++ = value < 10 ? value + '0' : value - 10 + 'a';
+		*p++ = value < 10 ? value + '0' : value - 10 + base_char;
 	}
 
 	*p = '\0';
 	return buf;
 }
 
+const char *binary_to_hex(const unsigned char *data, size_t size)
+{
+	return binary_to_hex_case(data, size, FALSE);
+}
+
+const char *binary_to_hex_ucase(const unsigned char *data, size_t size)
+{
+	return binary_to_hex_case(data, size, TRUE);
+}
+
 int hex_to_binary(const char *data, buffer_t *dest)
 {
 	int value;
diff --git a/src/lib/hex-binary.h b/src/lib/hex-binary.h
index ba035c1a6a..58ba2d8350 100644
--- a/src/lib/hex-binary.h
+++ b/src/lib/hex-binary.h
@@ -1,9 +1,9 @@
 #ifndef __HEX_BINARY_H
 #define __HEX_BINARY_H
 
-/* Convert binary to lowercased hex digits allocating return value from
-   data stack */
+/* Convert binary to hex digits allocating return value from data stack */
 const char *binary_to_hex(const unsigned char *data, size_t size);
+const char *binary_to_hex_ucase(const unsigned char *data, size_t size);
 
 /* Convert hex to binary. data and dest may point to same value.
    Returns TRUE if successful. Returns 1 if all ok, 0 if dest buffer got full