Merge branch 'ennorehling-feature/apache-md5'

src/util/password.c

@@ -12,17 +12,13 @@
 #define MAXSALTLEN 32 // maximum length in characters of any salt
 #define SALTLEN 8 // length of salts we generate
 
-/* Table with characters for base64 transformation.  */
-static const char b64t[65] =
-"./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
-
 #define b64_from_24bit(B2, B1, B0, N)					      \
   do {									      \
     unsigned int w = ((B2) << 16) | ((B1) << 8) | (B0);			      \
     int n = (N);							      \
     while (n-- > 0 && buflen > 0)					      \
       {									      \
-	*cp++ = b64t[w & 0x3f];						      \
+	*cp++ = itoa64[w & 0x3f];	   		      \
 	--buflen;							      \
 	w >>= 6;							      \
       }									      \
@@ -50,7 +46,10 @@ static const char * password_hash_i(const char * passwd, const char *salt, int a
         _snprintf(result, len, "$0$%s$%s", salt, passwd);
     }
     else if (algo == PASSWORD_MD5) {
-        char * result = md5_crypt(passwd, salt);
+        return md5_crypt_r(passwd, salt, result, len);
+    }
+    else if (algo == PASSWORD_APACHE_MD5) {
+        apr_md5_encode(passwd, salt, result, len);
         return result;
     }
     else {
@@ -66,7 +65,7 @@ const char * password_hash(const char * passwd, const char * salt, int algo) {
 }
 
 static bool password_is_implemented(int algo) {
-    return algo==PASSWORD_PLAIN || algo==PASSWORD_MD5;
+    return algo==PASSWORD_PLAIN || algo==PASSWORD_MD5 || algo==PASSWORD_APACHE_MD5;
 }
 
 int password_verify(const char * pwhash, const char * passwd) {
@@ -79,7 +78,7 @@ int password_verify(const char * pwhash, const char * passwd) {
     assert(passwd);
     assert(pwhash);
     assert(pwhash[0] == '$');
-    algo = pwhash[1] - '0';
+    algo = pwhash[1];
     pos = strchr(pwhash+2, '$');
     assert(pos && pos[0] == '$');
     ++pos;

src/util/password.h

@@ -1,12 +1,12 @@
 #pragma once
 
-#define PASSWORD_PLAIN  0
-#define PASSWORD_MD5 1
-#define PASSWORD_BCRYPT 2 // not implemented
-#define PASSWORD_SHA256 5 // not implemented
-#define PASSWORD_SHA512 6 // not implemented
-#define PASSWORD_DEFAULT PASSWORD_MD5
-
+#define PASSWORD_PLAIN  '0'
+#define PASSWORD_MD5 '1'
+#define PASSWORD_BCRYPT '2' // not implemented
+#define PASSWORD_APACHE_MD5 'a'
+#define PASSWORD_SHA256 '5' // not implemented
+#define PASSWORD_SHA512 '6' // not implemented
+#define PASSWORD_DEFAULT PASSWORD_APACHE_MD5
 
 #define VERIFY_OK 0 // password matches hash
 #define VERIFY_FAIL 1 // password is wrong

src/util/password.test.c

@@ -5,6 +5,11 @@
 static void test_passwords(CuTest *tc) {
     const char *hash;
 
+    hash = password_hash("Hodor", "FqQLkl8g", PASSWORD_APACHE_MD5);
+    CuAssertPtrNotNull(tc, hash);
+    CuAssertStrEquals(tc, "$apr1$FqQLkl8g$.icQqaDJpim4BVy.Ho5660", hash);
+    CuAssertIntEquals(tc, VERIFY_OK, password_verify(hash, "Hodor"));
+
     hash = password_hash("jollygood", "ZouUn04i", PASSWORD_MD5);
     CuAssertPtrNotNull(tc, hash);
     CuAssertStrEquals(tc, "$1$ZouUn04i$yNnT1Oy8azJ5V.UM9ppP5/", hash);