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-rw-r--r--lib/ldap.c101
1 files changed, 85 insertions, 16 deletions
diff --git a/lib/ldap.c b/lib/ldap.c
index 979ce7de4..6751182ad 100644
--- a/lib/ldap.c
+++ b/lib/ldap.c
@@ -181,6 +181,81 @@ const struct Curl_handler Curl_handler_ldaps = {
};
#endif
+#if defined(USE_WIN32_LDAP)
+
+#if defined(USE_WINDOWS_SSPI)
+static int ldap_win_bind_auth(LDAP *server, const char *user,
+ const char *passwd, unsigned long authflags)
+{
+ ULONG method = 0;
+ SEC_WINNT_AUTH_IDENTITY cred = { 0, };
+ int rc = LDAP_AUTH_METHOD_NOT_SUPPORTED;
+
+#if defined(USE_SPNEGO)
+ if(authflags & CURLAUTH_NEGOTIATE) {
+ method = LDAP_AUTH_NEGOTIATE;
+ }
+ else
+#endif
+#if defined(USE_NTLM)
+ if(authflags & CURLAUTH_NTLM) {
+ method = LDAP_AUTH_NTLM;
+ }
+ else
+#endif
+#if !defined(CURL_DISABLE_CRYPTO_AUTH)
+ if(authflags & CURLAUTH_DIGEST) {
+ method = LDAP_AUTH_DIGEST;
+ }
+ else
+#endif
+ {
+ /* required anyway if one of upper preprocessor definitions enabled */
+ }
+
+ if(method && user && passwd) {
+ rc = Curl_create_sspi_identity(user, passwd, &cred);
+ if(!rc) {
+ rc = ldap_bind_s(server, NULL, (TCHAR *)&cred, method);
+ Curl_sspi_free_identity(&cred);
+ }
+ }
+ else {
+ /* proceed with current user credentials */
+ method = LDAP_AUTH_NEGOTIATE;
+ rc = ldap_bind_s(server, NULL, NULL, method);
+ }
+ return rc;
+}
+#endif /* #if defined(USE_WINDOWS_SSPI) */
+
+static int ldap_win_bind(struct connectdata *conn, LDAP *server,
+ const char *user, const char *passwd)
+{
+ int rc = LDAP_INVALID_CREDENTIALS;
+ ULONG method = LDAP_AUTH_SIMPLE;
+
+ PTCHAR inuser = NULL;
+ PTCHAR inpass = NULL;
+
+ if(user && passwd && (conn->data->set.httpauth & CURLAUTH_BASIC)) {
+ inuser = Curl_convert_UTF8_to_tchar((char*)user);
+ inpass = Curl_convert_UTF8_to_tchar((char*)passwd);
+
+ rc = ldap_bind_s(server, inuser, inpass, method);
+
+ Curl_unicodefree(inuser);
+ Curl_unicodefree(inpass);
+ }
+#if defined(USE_WINDOWS_SSPI)
+ else {
+ rc = ldap_win_bind_auth(server, user, passwd, conn->data->set.httpauth);
+ }
+#endif
+
+ return rc;
+}
+#endif /* #if defined(USE_WIN32_LDAP) */
static CURLcode Curl_ldap(struct connectdata *conn, bool *done)
{
@@ -202,13 +277,11 @@ static CURLcode Curl_ldap(struct connectdata *conn, bool *done)
#endif
#if defined(USE_WIN32_LDAP)
TCHAR *host = NULL;
- TCHAR *user = NULL;
- TCHAR *passwd = NULL;
#else
char *host = NULL;
+#endif
char *user = NULL;
char *passwd = NULL;
-#endif
*done = TRUE; /* unconditionally */
infof(data, "LDAP local: LDAP Vendor = %s ; LDAP Version = %d\n",
@@ -239,24 +312,14 @@ static CURLcode Curl_ldap(struct connectdata *conn, bool *done)
goto quit;
}
-
- if(conn->bits.user_passwd) {
- user = Curl_convert_UTF8_to_tchar(conn->user);
- passwd = Curl_convert_UTF8_to_tchar(conn->passwd);
- if(!user || !passwd) {
- result = CURLE_OUT_OF_MEMORY;
-
- goto quit;
- }
- }
#else
host = conn->host.name;
+#endif
if(conn->bits.user_passwd) {
user = conn->user;
passwd = conn->passwd;
}
-#endif
#ifdef LDAP_OPT_NETWORK_TIMEOUT
ldap_set_option(NULL, LDAP_OPT_NETWORK_TIMEOUT, &ldap_timeout);
@@ -402,11 +465,19 @@ static CURLcode Curl_ldap(struct connectdata *conn, bool *done)
ldap_set_option(server, LDAP_OPT_PROTOCOL_VERSION, &ldap_proto);
#endif
+#ifdef USE_WIN32_LDAP
+ rc = ldap_win_bind(conn, server, user, passwd);
+#else
rc = ldap_simple_bind_s(server, user, passwd);
+#endif
if(!ldap_ssl && rc != 0) {
ldap_proto = LDAP_VERSION2;
ldap_set_option(server, LDAP_OPT_PROTOCOL_VERSION, &ldap_proto);
+#ifdef USE_WIN32_LDAP
+ rc = ldap_win_bind(conn, server, user, passwd);
+#else
rc = ldap_simple_bind_s(server, user, passwd);
+#endif
}
if(rc != 0) {
failf(data, "LDAP local: ldap_simple_bind_s %s", ldap_err2string(rc));
@@ -669,8 +740,6 @@ quit:
#endif /* HAVE_LDAP_SSL && CURL_HAS_NOVELL_LDAPSDK */
#if defined(USE_WIN32_LDAP)
- Curl_unicodefree(passwd);
- Curl_unicodefree(user);
Curl_unicodefree(host);
#endif