From bbff5ae4d3961d5c2bff61e7d989c4a69c17ffc7 Mon Sep 17 00:00:00 2001
From: Naram Qashat <cyberbotx@cyberbotx.com>
Date: Sun, 8 Aug 2010 21:53:32 -0400
Subject: Add a db-upgrade to convert base64-encoded encrypted passwords to
 hexadecimal strings of the raw data, add in Anope::Hex for C-style strings
 and added Anope::Unhex, modified the encryption modules to use Hex and Unhex.

---
 modules/core/enc_md5.cpp    |  6 ++----
 modules/core/enc_old.cpp    |  4 +---
 modules/core/enc_sha1.cpp   |  4 +---
 modules/core/enc_sha256.cpp | 14 +++++---------
 4 files changed, 9 insertions(+), 19 deletions(-)

(limited to 'modules/core')

diff --git a/modules/core/enc_md5.cpp b/modules/core/enc_md5.cpp
index 63ac5f101..3ec3f8ecd 100644
--- a/modules/core/enc_md5.cpp
+++ b/modules/core/enc_md5.cpp
@@ -330,14 +330,12 @@ class EMD5 : public Module
 		MD5_CTX context;
 		char digest[17] = "";
 		Anope::string buf = "md5:";
-		Anope::string cpass;
 
 		MD5Init(&context);
 		MD5Update(&context, reinterpret_cast<const unsigned char *>(src.c_str()), src.length());
-		MD5Final(reinterpret_cast<char *>(digest), &context);
+		MD5Final(reinterpret_cast<unsigned char *>(digest), &context);
 
-		b64_encode(digest, cpass);
-		buf += cpass;
+		buf += Anope::Hex(digest, 16);
 		Alog(LOG_DEBUG_2) << "(enc_md5) hashed password from [" << src << "] to [" << buf << "]";
 		dest = buf;
 		return EVENT_ALLOW;
diff --git a/modules/core/enc_old.cpp b/modules/core/enc_old.cpp
index 2928b4d0d..dfaa838a9 100644
--- a/modules/core/enc_old.cpp
+++ b/modules/core/enc_old.cpp
@@ -334,7 +334,6 @@ class EOld : public Module
 	{
 		MD5_CTX context;
 		char digest[33] = "", digest2[17] = "";
-		Anope::string cpass;
 		int i;
 		Anope::string buf = "oldmd5:";
 
@@ -346,8 +345,7 @@ class EOld : public Module
 		for (i = 0; i < 32; i += 2)
 			digest2[i / 2] = XTOI(digest[i]) << 4 | XTOI(digest[i + 1]);
 
-		b64_encode(digest2, cpass);
-		buf += cpass;
+		buf += Anope::Hex(digest2, 16);
 		Alog(LOG_DEBUG_2) << "(enc_old) hashed password from [" << src << "] to [" << buf << "]";
 		dest = buf;
 		return EVENT_ALLOW;
diff --git a/modules/core/enc_sha1.cpp b/modules/core/enc_sha1.cpp
index 4047f539a..5c4f2b066 100644
--- a/modules/core/enc_sha1.cpp
+++ b/modules/core/enc_sha1.cpp
@@ -184,14 +184,12 @@ class ESHA1 : public Module
 		SHA1_CTX context;
 		char digest[21] = "";
 		Anope::string buf = "sha1:";
-		Anope::string cpass;
 
 		SHA1Init(&context);
 		SHA1Update(&context, reinterpret_cast<const unsigned char *>(src.c_str()), src.length());
 		SHA1Final(reinterpret_cast<unsigned char *>(digest), &context);
 
-		b64_encode(digest, cpass);
-		buf += cpass;
+		buf += Anope::Hex(digest, 20);
 		Alog(LOG_DEBUG_2) << "(enc_sha1) hashed password from [" << src << "] to [" << buf << "]";
 		dest = buf;
 		return EVENT_ALLOW;
diff --git a/modules/core/enc_sha256.cpp b/modules/core/enc_sha256.cpp
index 15dfce120..4fb076b8a 100644
--- a/modules/core/enc_sha256.cpp
+++ b/modules/core/enc_sha256.cpp
@@ -135,12 +135,10 @@ class ESHA256 : public Module
 	Anope::string GetIVString()
 	{
 		char buf[33];
-		Anope::string buf2;
 		for (int i = 0; i < 8; ++i)
 			UNPACK32(iv[i], reinterpret_cast<unsigned char *>(&buf[i << 2]));
 		buf[32] = '\0';
-		b64_encode(buf, buf2);
-		return buf2;
+		return Anope::Hex(buf, 32);
 	}
 
 	/* splits the appended IV from the password string so it can be used for the next encryption */
@@ -149,8 +147,8 @@ class ESHA256 : public Module
 	{
 		size_t pos = password.find(':');
 		Anope::string buf = password.substr(password.find(':', pos + 1) + 1, password.length());
-		Anope::string buf2;
-		b64_decode(buf, buf2);
+		char buf2[33];
+		Anope::Unhex(buf, buf2);
 		for (int i = 0 ; i < 8; ++i)
 			PACK32(reinterpret_cast<unsigned char *>(&buf2[i << 2]), iv[i]);
 	}
@@ -263,8 +261,7 @@ class ESHA256 : public Module
 
 	EventReturn OnEncrypt(const Anope::string &src, Anope::string &dest)
 	{
-		char digest[SHA256_DIGEST_SIZE+1];
-		Anope::string cpass;
+		char digest[SHA256_DIGEST_SIZE + 1];
 		SHA256Context ctx;
 		std::stringstream buf;
 
@@ -277,8 +274,7 @@ class ESHA256 : public Module
 		SHA256Update(&ctx, reinterpret_cast<const unsigned char *>(src.c_str()), src.length());
 		SHA256Final(&ctx, reinterpret_cast<unsigned char *>(digest));
 		digest[SHA256_DIGEST_SIZE] = '\0';
-		b64_encode(digest, cpass);
-		buf << "sha256:" << cpass << ":" << GetIVString();
+		buf << "sha256:" << Anope::Hex(digest, SHA256_DIGEST_SIZE) << ":" << GetIVString();
 		Alog(LOG_DEBUG_2) << "(enc_sha256) hashed password from [" << src << "] to [" << buf.str() << " ]";
 		dest = buf.str();
 		return EVENT_ALLOW;
-- 
cgit