* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 1998 - 2009, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
- * are also available at http://curl.haxx.se/docs/copyright.html.
+ * are also available at https://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
- * $Id$
***************************************************************************/
-#include "setup.h"
+#include "curl_setup.h"
-#ifndef CURL_DISABLE_LDAP
-/* -- WIN32 approved -- */
-#include <stdio.h>
-#include <string.h>
-#include <stdarg.h>
-#include <stdlib.h>
-#include <ctype.h>
-#include <errno.h>
+#if !defined(CURL_DISABLE_LDAP) && !defined(USE_OPENLDAP)
-#ifdef CURL_LDAP_HYBRID /* If W$ definitions are needed. */
-# include <windows.h>
- /* Remember we are NOT in a W$ compiler! */
-# undef WIN32
-# undef _WIN32
-# undef __WIN32__
-#endif
+/*
+ * Notice that USE_OPENLDAP is only a source code selection switch. When
+ * libcurl is built with USE_OPENLDAP defined the libcurl source code that
+ * gets compiled is the code from openldap.c, otherwise the code that gets
+ * compiled is the code from ldap.c.
+ *
+ * When USE_OPENLDAP is defined a recent version of the OpenLDAP library
+ * might be required for compilation and runtime. In order to use ancient
+ * OpenLDAP library versions, USE_OPENLDAP shall not be defined.
+ */
-#ifdef CURL_LDAP_WIN /* Use W$ LDAP implementation. */
+#ifdef USE_WIN32_LDAP /* Use Windows LDAP implementation. */
# include <winldap.h>
# ifndef LDAP_VENDOR_NAME
-# error Your Platform SDK is NOT sufficient for LDAP support! Update your Platform SDK, or disable LDAP support!
+# error Your Platform SDK is NOT sufficient for LDAP support! \
+ Update your Platform SDK, or disable LDAP support!
# else
# include <winber.h>
# endif
#else
-#define LDAP_DEPRECATED 1 /* Be sure ldap_init() is defined. */
-#ifdef HAVE_LBER_H
-# include <lber.h>
-#endif
+# define LDAP_DEPRECATED 1 /* Be sure ldap_init() is defined. */
+# ifdef HAVE_LBER_H
+# include <lber.h>
+# endif
# include <ldap.h>
-#if (defined(HAVE_LDAP_SSL) && defined(HAVE_LDAP_SSL_H))
-# include <ldap_ssl.h>
-#endif /* HAVE_LDAP_SSL && HAVE_LDAP_SSL_H */
+# if (defined(HAVE_LDAP_SSL) && defined(HAVE_LDAP_SSL_H))
+# include <ldap_ssl.h>
+# endif /* HAVE_LDAP_SSL && HAVE_LDAP_SSL_H */
#endif
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
+/* These are macros in both <wincrypt.h> (in above <winldap.h>) and typedefs
+ * in BoringSSL's <openssl/x509.h>
+ */
+#ifdef HAVE_BORINGSSL
+# undef X509_NAME
+# undef X509_CERT_PAIR
+# undef X509_EXTENSIONS
#endif
#include "urldata.h"
#include <curl/curl.h>
#include "sendf.h"
#include "escape.h"
+#include "progress.h"
#include "transfer.h"
-#include "strequal.h"
+#include "strcase.h"
#include "strtok.h"
#include "curl_ldap.h"
-#include "memory.h"
+#include "curl_multibyte.h"
#include "curl_base64.h"
-#include "rawstr.h"
-
-#define _MPRINTF_REPLACE /* use our functions only */
-#include <curl/mprintf.h>
-
+#include "connect.h"
+/* The last 3 #include files should be in this order */
+#include "curl_printf.h"
+#include "curl_memory.h"
#include "memdebug.h"
#ifndef HAVE_LDAP_URL_PARSE
/* Use our own implementation. */
typedef struct {
- char *lud_host;
- int lud_port;
- char *lud_dn;
- char **lud_attrs;
- int lud_scope;
- char *lud_filter;
- char **lud_exts;
+ char *lud_host;
+ int lud_port;
+#if defined(USE_WIN32_LDAP)
+ TCHAR *lud_dn;
+ TCHAR **lud_attrs;
+#else
+ char *lud_dn;
+ char **lud_attrs;
+#endif
+ int lud_scope;
+#if defined(USE_WIN32_LDAP)
+ TCHAR *lud_filter;
+#else
+ char *lud_filter;
+#endif
+ char **lud_exts;
+ size_t lud_attrs_dups; /* how many were dup'ed, this field is not in the
+ "real" struct so can only be used in code
+ without HAVE_LDAP_URL_PARSE defined */
} CURL_LDAPURLDesc;
#undef LDAPURLDesc
#define LDAPURLDesc CURL_LDAPURLDesc
-static int _ldap_url_parse (const struct connectdata *conn,
- LDAPURLDesc **ludp);
-static void _ldap_free_urldesc (LDAPURLDesc *ludp);
+static int _ldap_url_parse(const struct connectdata *conn,
+ LDAPURLDesc **ludp);
+static void _ldap_free_urldesc(LDAPURLDesc *ludp);
#undef ldap_free_urldesc
#define ldap_free_urldesc _ldap_free_urldesc
#ifdef DEBUG_LDAP
#define LDAP_TRACE(x) do { \
- _ldap_trace ("%u: ", __LINE__); \
+ _ldap_trace("%u: ", __LINE__); \
_ldap_trace x; \
- } while(0)
+ } WHILE_FALSE
- static void _ldap_trace (const char *fmt, ...);
+ static void _ldap_trace(const char *fmt, ...);
#else
- #define LDAP_TRACE(x) ((void)0)
+ #define LDAP_TRACE(x) Curl_nop_stmt
#endif
ZERO_NULL, /* doing */
ZERO_NULL, /* proto_getsock */
ZERO_NULL, /* doing_getsock */
+ ZERO_NULL, /* domore_getsock */
ZERO_NULL, /* perform_getsock */
ZERO_NULL, /* disconnect */
+ ZERO_NULL, /* readwrite */
+ ZERO_NULL, /* connection_check */
PORT_LDAP, /* defport */
- PROT_LDAP /* protocol */
+ CURLPROTO_LDAP, /* protocol */
+ PROTOPT_NONE /* flags */
};
#ifdef HAVE_LDAP_SSL
ZERO_NULL, /* doing */
ZERO_NULL, /* proto_getsock */
ZERO_NULL, /* doing_getsock */
+ ZERO_NULL, /* domore_getsock */
ZERO_NULL, /* perform_getsock */
ZERO_NULL, /* disconnect */
+ ZERO_NULL, /* readwrite */
+ ZERO_NULL, /* connection_check */
PORT_LDAPS, /* defport */
- PROT_LDAP | PROT_SSL /* protocol */
+ CURLPROTO_LDAPS, /* protocol */
+ PROTOPT_SSL /* flags */
};
#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;
+ int rc = LDAP_AUTH_METHOD_NOT_SUPPORTED;
+
+ memset(&cred, 0, sizeof(cred));
+
+#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;
+
+ 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_simple_bind_s(server, inuser, inpass);
+
+ 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)
{
- CURLcode status = CURLE_OK;
+ CURLcode result = CURLE_OK;
int rc = 0;
LDAP *server = NULL;
LDAPURLDesc *ludp = NULL;
- LDAPMessage *result = NULL;
+ LDAPMessage *ldapmsg = NULL;
LDAPMessage *entryIterator;
int num = 0;
- struct SessionHandle *data=conn->data;
+ struct Curl_easy *data = conn->data;
int ldap_proto = LDAP_VERSION3;
int ldap_ssl = 0;
- char *val_b64;
- size_t val_b64_sz;
+ char *val_b64 = NULL;
+ size_t val_b64_sz = 0;
+ curl_off_t dlsize = 0;
#ifdef LDAP_OPT_NETWORK_TIMEOUT
- struct timeval ldap_timeout = {10,0}; /* 10 sec connection/search timeout */
+ struct timeval ldap_timeout = {10, 0}; /* 10 sec connection/search timeout */
#endif
+#if defined(USE_WIN32_LDAP)
+ TCHAR *host = NULL;
+#else
+ char *host = NULL;
+#endif
+ char *user = NULL;
+ char *passwd = NULL;
*done = TRUE; /* unconditionally */
infof(data, "LDAP local: LDAP Vendor = %s ; LDAP Version = %d\n",
#endif
if(rc != 0) {
failf(data, "LDAP local: %s", ldap_err2string(rc));
- status = CURLE_LDAP_INVALID_URL;
+ result = CURLE_LDAP_INVALID_URL;
goto quit;
}
- /* Get the URL scheme ( either ldap or ldaps ) */
- if(Curl_raw_equal(conn->protostr, "LDAPS"))
+ /* Get the URL scheme (either ldap or ldaps) */
+ if(conn->given->flags & PROTOPT_SSL)
ldap_ssl = 1;
infof(data, "LDAP local: trying to establish %s connection\n",
ldap_ssl ? "encrypted" : "cleartext");
+#if defined(USE_WIN32_LDAP)
+ host = Curl_convert_UTF8_to_tchar(conn->host.name);
+ if(!host) {
+ result = CURLE_OUT_OF_MEMORY;
+
+ goto quit;
+ }
+#else
+ host = conn->host.name;
+#endif
+
+ if(conn->bits.user_passwd) {
+ user = conn->user;
+ passwd = conn->passwd;
+ }
+
#ifdef LDAP_OPT_NETWORK_TIMEOUT
ldap_set_option(NULL, LDAP_OPT_NETWORK_TIMEOUT, &ldap_timeout);
#endif
if(ldap_ssl) {
#ifdef HAVE_LDAP_SSL
-#ifdef CURL_LDAP_WIN
- /* Win32 LDAP SDK doesnt support insecure mode without CA! */
- server = ldap_sslinit(conn->host.name, (int)conn->port, 1);
+#ifdef USE_WIN32_LDAP
+ /* Win32 LDAP SDK doesn't support insecure mode without CA! */
+ server = ldap_sslinit(host, (int)conn->port, 1);
ldap_set_option(server, LDAP_OPT_SSL, LDAP_OPT_ON);
#else
int ldap_option;
- char* ldap_ca = data->set.str[STRING_SSL_CAFILE];
+ char *ldap_ca = conn->ssl_config.CAfile;
#if defined(CURL_HAS_NOVELL_LDAPSDK)
rc = ldapssl_client_init(NULL, NULL);
if(rc != LDAP_SUCCESS) {
failf(data, "LDAP local: ldapssl_client_init %s", ldap_err2string(rc));
- status = CURLE_SSL_CERTPROBLEM;
+ result = CURLE_SSL_CERTPROBLEM;
goto quit;
}
- if(data->set.ssl.verifypeer) {
+ if(conn->ssl_config.verifypeer) {
/* Novell SDK supports DER or BASE64 files. */
int cert_type = LDAPSSL_CERT_FILETYPE_B64;
- if((data->set.str[STRING_CERT_TYPE]) &&
- (Curl_raw_equal(data->set.str[STRING_CERT_TYPE], "DER")))
+ if((data->set.ssl.cert_type) &&
+ (strcasecompare(data->set.ssl.cert_type, "DER")))
cert_type = LDAPSSL_CERT_FILETYPE_DER;
if(!ldap_ca) {
failf(data, "LDAP local: ERROR %s CA cert not set!",
(cert_type == LDAPSSL_CERT_FILETYPE_DER ? "DER" : "PEM"));
- status = CURLE_SSL_CERTPROBLEM;
+ result = CURLE_SSL_CERTPROBLEM;
goto quit;
}
infof(data, "LDAP local: using %s CA cert '%s'\n",
failf(data, "LDAP local: ERROR setting %s CA cert: %s",
(cert_type == LDAPSSL_CERT_FILETYPE_DER ? "DER" : "PEM"),
ldap_err2string(rc));
- status = CURLE_SSL_CERTPROBLEM;
+ result = CURLE_SSL_CERTPROBLEM;
goto quit;
}
ldap_option = LDAPSSL_VERIFY_SERVER;
- } else {
- ldap_option = LDAPSSL_VERIFY_NONE;
}
+ else
+ ldap_option = LDAPSSL_VERIFY_NONE;
rc = ldapssl_set_verify_mode(ldap_option);
if(rc != LDAP_SUCCESS) {
failf(data, "LDAP local: ERROR setting cert verify mode: %s",
ldap_err2string(rc));
- status = CURLE_SSL_CERTPROBLEM;
+ result = CURLE_SSL_CERTPROBLEM;
goto quit;
}
- server = ldapssl_init(conn->host.name, (int)conn->port, 1);
+ server = ldapssl_init(host, (int)conn->port, 1);
if(server == NULL) {
- failf(data, "LDAP local: Cannot connect to %s:%d",
- conn->host.name, conn->port);
- status = CURLE_COULDNT_CONNECT;
+ failf(data, "LDAP local: Cannot connect to %s:%ld",
+ conn->host.dispname, conn->port);
+ result = CURLE_COULDNT_CONNECT;
goto quit;
}
#elif defined(LDAP_OPT_X_TLS)
- if(data->set.ssl.verifypeer) {
+ if(conn->ssl_config.verifypeer) {
/* OpenLDAP SDK supports BASE64 files. */
- if((data->set.str[STRING_CERT_TYPE]) &&
- (!Curl_raw_equal(data->set.str[STRING_CERT_TYPE], "PEM"))) {
- failf(data, "LDAP local: ERROR OpenLDAP does only support PEM cert-type!");
- status = CURLE_SSL_CERTPROBLEM;
+ if((data->set.ssl.cert_type) &&
+ (!strcasecompare(data->set.ssl.cert_type, "PEM"))) {
+ failf(data, "LDAP local: ERROR OpenLDAP only supports PEM cert-type!");
+ result = CURLE_SSL_CERTPROBLEM;
goto quit;
}
if(!ldap_ca) {
failf(data, "LDAP local: ERROR PEM CA cert not set!");
- status = CURLE_SSL_CERTPROBLEM;
+ result = CURLE_SSL_CERTPROBLEM;
goto quit;
}
infof(data, "LDAP local: using PEM CA cert: %s\n", ldap_ca);
if(rc != LDAP_SUCCESS) {
failf(data, "LDAP local: ERROR setting PEM CA cert: %s",
ldap_err2string(rc));
- status = CURLE_SSL_CERTPROBLEM;
+ result = CURLE_SSL_CERTPROBLEM;
goto quit;
}
ldap_option = LDAP_OPT_X_TLS_DEMAND;
- } else {
- ldap_option = LDAP_OPT_X_TLS_NEVER;
}
+ else
+ ldap_option = LDAP_OPT_X_TLS_NEVER;
+
rc = ldap_set_option(NULL, LDAP_OPT_X_TLS_REQUIRE_CERT, &ldap_option);
if(rc != LDAP_SUCCESS) {
failf(data, "LDAP local: ERROR setting cert verify mode: %s",
ldap_err2string(rc));
- status = CURLE_SSL_CERTPROBLEM;
+ result = CURLE_SSL_CERTPROBLEM;
goto quit;
}
- server = ldap_init(conn->host.name, (int)conn->port);
+ server = ldap_init(host, (int)conn->port);
if(server == NULL) {
- failf(data, "LDAP local: Cannot connect to %s:%d",
- conn->host.name, conn->port);
- status = CURLE_COULDNT_CONNECT;
+ failf(data, "LDAP local: Cannot connect to %s:%ld",
+ conn->host.dispname, conn->port);
+ result = CURLE_COULDNT_CONNECT;
goto quit;
}
ldap_option = LDAP_OPT_X_TLS_HARD;
if(rc != LDAP_SUCCESS) {
failf(data, "LDAP local: ERROR setting SSL/TLS mode: %s",
ldap_err2string(rc));
- status = CURLE_SSL_CERTPROBLEM;
+ result = CURLE_SSL_CERTPROBLEM;
goto quit;
}
/*
if(rc != LDAP_SUCCESS) {
failf(data, "LDAP local: ERROR starting SSL/TLS mode: %s",
ldap_err2string(rc));
- status = CURLE_SSL_CERTPROBLEM;
+ result = CURLE_SSL_CERTPROBLEM;
goto quit;
}
*/
should check in first place if we can support LDAP SSL/TLS */
failf(data, "LDAP local: SSL/TLS not supported with this version "
"of the OpenLDAP toolkit\n");
- status = CURLE_SSL_CERTPROBLEM;
+ result = CURLE_SSL_CERTPROBLEM;
goto quit;
#endif
#endif
#endif /* CURL_LDAP_USE_SSL */
- } else {
- server = ldap_init(conn->host.name, (int)conn->port);
+ }
+ else {
+ server = ldap_init(host, (int)conn->port);
if(server == NULL) {
- failf(data, "LDAP local: Cannot connect to %s:%d",
- conn->host.name, conn->port);
- status = CURLE_COULDNT_CONNECT;
+ failf(data, "LDAP local: Cannot connect to %s:%ld",
+ conn->host.dispname, conn->port);
+ result = CURLE_COULDNT_CONNECT;
goto quit;
}
}
-#ifdef CURL_LDAP_WIN
+#ifdef USE_WIN32_LDAP
ldap_set_option(server, LDAP_OPT_PROTOCOL_VERSION, &ldap_proto);
#endif
- rc = ldap_simple_bind_s(server,
- conn->bits.user_passwd ? conn->user : NULL,
- conn->bits.user_passwd ? conn->passwd : NULL);
+#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);
- rc = ldap_simple_bind_s(server,
- conn->bits.user_passwd ? conn->user : NULL,
- conn->bits.user_passwd ? conn->passwd : NULL);
+#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));
- status = CURLE_LDAP_CANNOT_BIND;
- goto quit;
+ failf(data, "LDAP local: ldap_simple_bind_s %s", ldap_err2string(rc));
+ result = CURLE_LDAP_CANNOT_BIND;
+ goto quit;
}
rc = ldap_search_s(server, ludp->lud_dn, ludp->lud_scope,
- ludp->lud_filter, ludp->lud_attrs, 0, &result);
+ ludp->lud_filter, ludp->lud_attrs, 0, &ldapmsg);
if(rc != 0 && rc != LDAP_SIZELIMIT_EXCEEDED) {
failf(data, "LDAP remote: %s", ldap_err2string(rc));
- status = CURLE_LDAP_SEARCH_FAILED;
+ result = CURLE_LDAP_SEARCH_FAILED;
goto quit;
}
- for(num = 0, entryIterator = ldap_first_entry(server, result);
+ for(num = 0, entryIterator = ldap_first_entry(server, ldapmsg);
entryIterator;
- entryIterator = ldap_next_entry(server, entryIterator), num++)
- {
+ entryIterator = ldap_next_entry(server, entryIterator), num++) {
BerElement *ber = NULL;
+#if defined(USE_WIN32_LDAP)
+ TCHAR *attribute;
+#else
char *attribute; /*! suspicious that this isn't 'const' */
- char *dn = ldap_get_dn(server, entryIterator);
+#endif
int i;
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"DN: ", 4);
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)dn, 0);
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"\n", 1);
-
- for (attribute = ldap_first_attribute(server, entryIterator, &ber);
- attribute;
- attribute = ldap_next_attribute(server, entryIterator, ber))
+ /* Get the DN and write it to the client */
{
- BerValue **vals = ldap_get_values_len(server, entryIterator, attribute);
-
- if(vals != NULL)
- {
- for (i = 0; (vals[i] != NULL); i++)
- {
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"\t", 1);
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *) attribute, 0);
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)": ", 2);
- if((strlen(attribute) > 7) &&
- (strcmp(";binary",
- (char *)attribute +
- (strlen((char *)attribute) - 7)) == 0)) {
+ char *name;
+ size_t name_len;
+#if defined(USE_WIN32_LDAP)
+ TCHAR *dn = ldap_get_dn(server, entryIterator);
+ name = Curl_convert_tchar_to_UTF8(dn);
+ if(!name) {
+ ldap_memfree(dn);
+
+ result = CURLE_OUT_OF_MEMORY;
+
+ goto quit;
+ }
+#else
+ char *dn = name = ldap_get_dn(server, entryIterator);
+#endif
+ name_len = strlen(name);
+
+ result = Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"DN: ", 4);
+ if(result) {
+#if defined(USE_WIN32_LDAP)
+ Curl_unicodefree(name);
+#endif
+ ldap_memfree(dn);
+
+ goto quit;
+ }
+
+ result = Curl_client_write(conn, CLIENTWRITE_BODY, (char *) name,
+ name_len);
+ if(result) {
+#if defined(USE_WIN32_LDAP)
+ Curl_unicodefree(name);
+#endif
+ ldap_memfree(dn);
+
+ goto quit;
+ }
+
+ result = Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"\n", 1);
+ if(result) {
+#if defined(USE_WIN32_LDAP)
+ Curl_unicodefree(name);
+#endif
+ ldap_memfree(dn);
+
+ goto quit;
+ }
+
+ dlsize += name_len + 5;
+
+#if defined(USE_WIN32_LDAP)
+ Curl_unicodefree(name);
+#endif
+ ldap_memfree(dn);
+ }
+
+ /* Get the attributes and write them to the client */
+ for(attribute = ldap_first_attribute(server, entryIterator, &ber);
+ attribute;
+ attribute = ldap_next_attribute(server, entryIterator, ber)) {
+ BerValue **vals;
+ size_t attr_len;
+#if defined(USE_WIN32_LDAP)
+ char *attr = Curl_convert_tchar_to_UTF8(attribute);
+ if(!attr) {
+ if(ber)
+ ber_free(ber, 0);
+
+ result = CURLE_OUT_OF_MEMORY;
+
+ goto quit;
+ }
+#else
+ char *attr = attribute;
+#endif
+ attr_len = strlen(attr);
+
+ vals = ldap_get_values_len(server, entryIterator, attribute);
+ if(vals != NULL) {
+ for(i = 0; (vals[i] != NULL); i++) {
+ result = Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"\t", 1);
+ if(result) {
+ ldap_value_free_len(vals);
+#if defined(USE_WIN32_LDAP)
+ Curl_unicodefree(attr);
+#endif
+ ldap_memfree(attribute);
+ if(ber)
+ ber_free(ber, 0);
+
+ goto quit;
+ }
+
+ result = Curl_client_write(conn, CLIENTWRITE_BODY,
+ (char *) attr, attr_len);
+ if(result) {
+ ldap_value_free_len(vals);
+#if defined(USE_WIN32_LDAP)
+ Curl_unicodefree(attr);
+#endif
+ ldap_memfree(attribute);
+ if(ber)
+ ber_free(ber, 0);
+
+ goto quit;
+ }
+
+ result = Curl_client_write(conn, CLIENTWRITE_BODY, (char *)": ", 2);
+ if(result) {
+ ldap_value_free_len(vals);
+#if defined(USE_WIN32_LDAP)
+ Curl_unicodefree(attr);
+#endif
+ ldap_memfree(attribute);
+ if(ber)
+ ber_free(ber, 0);
+
+ goto quit;
+ }
+
+ dlsize += attr_len + 3;
+
+ if((attr_len > 7) &&
+ (strcmp(";binary", (char *) attr + (attr_len - 7)) == 0)) {
/* Binary attribute, encode to base64. */
- val_b64_sz = Curl_base64_encode(conn->data,
- vals[i]->bv_val,
- vals[i]->bv_len,
- &val_b64);
+ result = Curl_base64_encode(data,
+ vals[i]->bv_val,
+ vals[i]->bv_len,
+ &val_b64,
+ &val_b64_sz);
+ if(result) {
+ ldap_value_free_len(vals);
+#if defined(USE_WIN32_LDAP)
+ Curl_unicodefree(attr);
+#endif
+ ldap_memfree(attribute);
+ if(ber)
+ ber_free(ber, 0);
+
+ goto quit;
+ }
+
if(val_b64_sz > 0) {
- Curl_client_write(conn, CLIENTWRITE_BODY, val_b64, val_b64_sz);
+ result = Curl_client_write(conn, CLIENTWRITE_BODY, val_b64,
+ val_b64_sz);
free(val_b64);
+ if(result) {
+ ldap_value_free_len(vals);
+#if defined(USE_WIN32_LDAP)
+ Curl_unicodefree(attr);
+#endif
+ ldap_memfree(attribute);
+ if(ber)
+ ber_free(ber, 0);
+
+ goto quit;
+ }
+
+ dlsize += val_b64_sz;
}
- } else
- Curl_client_write(conn, CLIENTWRITE_BODY, vals[i]->bv_val,
- vals[i]->bv_len);
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"\n", 0);
+ }
+ else {
+ result = Curl_client_write(conn, CLIENTWRITE_BODY, vals[i]->bv_val,
+ vals[i]->bv_len);
+ if(result) {
+ ldap_value_free_len(vals);
+#if defined(USE_WIN32_LDAP)
+ Curl_unicodefree(attr);
+#endif
+ ldap_memfree(attribute);
+ if(ber)
+ ber_free(ber, 0);
+
+ goto quit;
+ }
+
+ dlsize += vals[i]->bv_len;
+ }
+
+ result = Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"\n", 1);
+ if(result) {
+ ldap_value_free_len(vals);
+#if defined(USE_WIN32_LDAP)
+ Curl_unicodefree(attr);
+#endif
+ ldap_memfree(attribute);
+ if(ber)
+ ber_free(ber, 0);
+
+ goto quit;
+ }
+
+ dlsize++;
}
/* Free memory used to store values */
ldap_value_free_len(vals);
}
- Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"\n", 1);
+ /* Free the attribute as we are done with it */
+#if defined(USE_WIN32_LDAP)
+ Curl_unicodefree(attr);
+#endif
ldap_memfree(attribute);
+
+ result = Curl_client_write(conn, CLIENTWRITE_BODY, (char *)"\n", 1);
+ if(result)
+ goto quit;
+ dlsize++;
+ Curl_pgrsSetDownloadCounter(data, dlsize);
}
- ldap_memfree(dn);
+
if(ber)
ber_free(ber, 0);
}
quit:
- if(result) {
- ldap_msgfree(result);
- LDAP_TRACE (("Received %d entries\n", num));
+ if(ldapmsg) {
+ ldap_msgfree(ldapmsg);
+ LDAP_TRACE(("Received %d entries\n", num));
}
if(rc == LDAP_SIZELIMIT_EXCEEDED)
infof(data, "There are more than %d entries\n", num);
ldapssl_client_deinit();
#endif /* HAVE_LDAP_SSL && CURL_HAS_NOVELL_LDAPSDK */
+#if defined(USE_WIN32_LDAP)
+ Curl_unicodefree(host);
+#endif
+
/* no data to transfer */
Curl_setup_transfer(conn, -1, -1, FALSE, NULL, -1, NULL);
- conn->bits.close = TRUE;
+ connclose(conn, "LDAP connection always disable re-use");
- return status;
+ return result;
}
#ifdef DEBUG_LDAP
-static void _ldap_trace (const char *fmt, ...)
+static void _ldap_trace(const char *fmt, ...)
{
static int do_trace = -1;
va_list args;
if(do_trace == -1) {
const char *env = getenv("CURL_TRACE");
- do_trace = (env && atoi(env) > 0);
+ do_trace = (env && strtol(env, NULL, 10) > 0);
}
if(!do_trace)
return;
- va_start (args, fmt);
- vfprintf (stderr, fmt, args);
- va_end (args);
+ va_start(args, fmt);
+ vfprintf(stderr, fmt, args);
+ va_end(args);
}
#endif
/*
* Return scope-value for a scope-string.
*/
-static int str2scope (const char *p)
+static int str2scope(const char *p)
{
- if(!stricmp(p, "one"))
- return LDAP_SCOPE_ONELEVEL;
- if(!stricmp(p, "onetree"))
- return LDAP_SCOPE_ONELEVEL;
- if(!stricmp(p, "base"))
- return LDAP_SCOPE_BASE;
- if(!stricmp(p, "sub"))
- return LDAP_SCOPE_SUBTREE;
- if(!stricmp( p, "subtree"))
- return LDAP_SCOPE_SUBTREE;
+ if(strcasecompare(p, "one"))
+ return LDAP_SCOPE_ONELEVEL;
+ if(strcasecompare(p, "onetree"))
+ return LDAP_SCOPE_ONELEVEL;
+ if(strcasecompare(p, "base"))
+ return LDAP_SCOPE_BASE;
+ if(strcasecompare(p, "sub"))
+ return LDAP_SCOPE_SUBTREE;
+ if(strcasecompare(p, "subtree"))
+ return LDAP_SCOPE_SUBTREE;
return (-1);
}
/*
* Split 'str' into strings separated by commas.
- * Note: res[] points into 'str'.
+ * Note: out[] points into 'str'.
*/
-static char **split_str (char *str)
+static bool split_str(char *str, char ***out, size_t *count)
{
- char **res, *lasts, *s;
- int i;
-
- for (i = 2, s = strchr(str,','); s; i++)
- s = strchr(++s,',');
+ char **res;
+ char *lasts;
+ char *s;
+ size_t i;
+ size_t items = 1;
+
+ s = strchr(str, ',');
+ while(s) {
+ items++;
+ s = strchr(++s, ',');
+ }
- res = calloc(i, sizeof(char*));
+ res = calloc(items, sizeof(char *));
if(!res)
- return NULL;
+ return FALSE;
- for (i = 0, s = strtok_r(str, ",", &lasts); s;
- s = strtok_r(NULL, ",", &lasts), i++)
+ for(i = 0, s = strtok_r(str, ",", &lasts); s && i < items;
+ s = strtok_r(NULL, ",", &lasts), i++)
res[i] = s;
- return res;
-}
-
-/*
- * Unescape the LDAP-URL components
- */
-static bool unescape_elements (void *data, LDAPURLDesc *ludp)
-{
- int i;
-
- if(ludp->lud_filter) {
- ludp->lud_filter = curl_easy_unescape(data, ludp->lud_filter, 0, NULL);
- if(!ludp->lud_filter)
- return (FALSE);
- }
- for (i = 0; ludp->lud_attrs && ludp->lud_attrs[i]; i++) {
- ludp->lud_attrs[i] = curl_easy_unescape(data, ludp->lud_attrs[i], 0, NULL);
- if(!ludp->lud_attrs[i])
- return (FALSE);
- }
-
- for (i = 0; ludp->lud_exts && ludp->lud_exts[i]; i++) {
- ludp->lud_exts[i] = curl_easy_unescape(data, ludp->lud_exts[i], 0, NULL);
- if(!ludp->lud_exts[i])
- return (FALSE);
- }
+ *out = res;
+ *count = items;
- if(ludp->lud_dn) {
- char *dn = ludp->lud_dn;
- char *new_dn = curl_easy_unescape(data, dn, 0, NULL);
-
- free(dn);
- ludp->lud_dn = new_dn;
- if(!new_dn)
- return (FALSE);
- }
- return (TRUE);
+ return TRUE;
}
/*
* ldap://<hostname>:<port>/?<attributes>?<scope>?<filter>
* yields ludp->lud_dn = "".
*
- * Ref. http://developer.netscape.com/docs/manuals/dirsdk/csdk30/url.htm#2831915
+ * Defined in RFC4516 section 2.
*/
-static int _ldap_url_parse2 (const struct connectdata *conn, LDAPURLDesc *ludp)
+static int _ldap_url_parse2(const struct connectdata *conn, LDAPURLDesc *ludp)
{
- char *p, *q;
- int i;
+ int rc = LDAP_SUCCESS;
+ char *path;
+ char *p;
+ char *q;
+ size_t i;
if(!conn->data ||
- !conn->data->state.path ||
- conn->data->state.path[0] != '/' ||
- !checkprefix(conn->protostr, conn->data->change.url))
+ !conn->data->state.path ||
+ conn->data->state.path[0] != '/' ||
+ !checkprefix("LDAP", conn->data->change.url))
return LDAP_INVALID_SYNTAX;
ludp->lud_scope = LDAP_SCOPE_BASE;
ludp->lud_port = conn->remote_port;
ludp->lud_host = conn->host.name;
- /* parse DN (Distinguished Name).
- */
- ludp->lud_dn = strdup(conn->data->state.path+1);
- if(!ludp->lud_dn)
+ /* Duplicate the path */
+ p = path = strdup(conn->data->state.path + 1);
+ if(!path)
return LDAP_NO_MEMORY;
- p = strchr(ludp->lud_dn, '?');
- LDAP_TRACE (("DN '%.*s'\n", p ? (size_t)(p-ludp->lud_dn) :
- strlen(ludp->lud_dn), ludp->lud_dn));
+ /* Parse the DN (Distinguished Name) */
+ q = strchr(p, '?');
+ if(q)
+ *q++ = '\0';
- if(!p)
- goto success;
+ if(*p) {
+ char *dn = p;
+ char *unescaped;
+ CURLcode result;
+
+ LDAP_TRACE(("DN '%s'\n", dn));
- *p++ = '\0';
+ /* Unescape the DN */
+ result = Curl_urldecode(conn->data, dn, 0, &unescaped, NULL, FALSE);
+ if(result) {
+ rc = LDAP_NO_MEMORY;
- /* parse attributes. skip "??".
- */
+ goto quit;
+ }
+
+#if defined(USE_WIN32_LDAP)
+ /* Convert the unescaped string to a tchar */
+ ludp->lud_dn = Curl_convert_UTF8_to_tchar(unescaped);
+
+ /* Free the unescaped string as we are done with it */
+ Curl_unicodefree(unescaped);
+
+ if(!ludp->lud_dn) {
+ rc = LDAP_NO_MEMORY;
+
+ goto quit;
+ }
+#else
+ ludp->lud_dn = unescaped;
+#endif
+ }
+
+ p = q;
+ if(!p)
+ goto quit;
+
+ /* Parse the attributes. skip "??" */
q = strchr(p, '?');
if(q)
*q++ = '\0';
- if(*p && *p != '?') {
- ludp->lud_attrs = split_str(p);
- if(!ludp->lud_attrs)
- return LDAP_NO_MEMORY;
+ if(*p) {
+ char **attributes;
+ size_t count = 0;
+
+ /* Split the string into an array of attributes */
+ if(!split_str(p, &attributes, &count)) {
+ rc = LDAP_NO_MEMORY;
+
+ goto quit;
+ }
- for (i = 0; ludp->lud_attrs[i]; i++)
- LDAP_TRACE (("attr[%d] '%s'\n", i, ludp->lud_attrs[i]));
+ /* Allocate our array (+1 for the NULL entry) */
+#if defined(USE_WIN32_LDAP)
+ ludp->lud_attrs = calloc(count + 1, sizeof(TCHAR *));
+#else
+ ludp->lud_attrs = calloc(count + 1, sizeof(char *));
+#endif
+ if(!ludp->lud_attrs) {
+ free(attributes);
+
+ rc = LDAP_NO_MEMORY;
+
+ goto quit;
+ }
+
+ for(i = 0; i < count; i++) {
+ char *unescaped;
+ CURLcode result;
+
+ LDAP_TRACE(("attr[%d] '%s'\n", i, attributes[i]));
+
+ /* Unescape the attribute */
+ result = Curl_urldecode(conn->data, attributes[i], 0, &unescaped, NULL,
+ FALSE);
+ if(result) {
+ free(attributes);
+
+ rc = LDAP_NO_MEMORY;
+
+ goto quit;
+ }
+
+#if defined(USE_WIN32_LDAP)
+ /* Convert the unescaped string to a tchar */
+ ludp->lud_attrs[i] = Curl_convert_UTF8_to_tchar(unescaped);
+
+ /* Free the unescaped string as we are done with it */
+ Curl_unicodefree(unescaped);
+
+ if(!ludp->lud_attrs[i]) {
+ free(attributes);
+
+ rc = LDAP_NO_MEMORY;
+
+ goto quit;
+ }
+#else
+ ludp->lud_attrs[i] = unescaped;
+#endif
+
+ ludp->lud_attrs_dups++;
+ }
+
+ free(attributes);
}
p = q;
if(!p)
- goto success;
+ goto quit;
- /* parse scope. skip "??"
- */
+ /* Parse the scope. skip "??" */
q = strchr(p, '?');
if(q)
*q++ = '\0';
- if(*p && *p != '?') {
+ if(*p) {
ludp->lud_scope = str2scope(p);
- if(ludp->lud_scope == -1)
- return LDAP_INVALID_SYNTAX;
- LDAP_TRACE (("scope %d\n", ludp->lud_scope));
+ if(ludp->lud_scope == -1) {
+ rc = LDAP_INVALID_SYNTAX;
+
+ goto quit;
+ }
+ LDAP_TRACE(("scope %d\n", ludp->lud_scope));
}
p = q;
if(!p)
- goto success;
+ goto quit;
- /* parse filter
- */
+ /* Parse the filter */
q = strchr(p, '?');
if(q)
*q++ = '\0';
- if(!*p)
- return LDAP_INVALID_SYNTAX;
- ludp->lud_filter = p;
- LDAP_TRACE (("filter '%s'\n", ludp->lud_filter));
+ if(*p) {
+ char *filter = p;
+ char *unescaped;
+ CURLcode result;
+
+ LDAP_TRACE(("filter '%s'\n", filter));
+
+ /* Unescape the filter */
+ result = Curl_urldecode(conn->data, filter, 0, &unescaped, NULL, FALSE);
+ if(result) {
+ rc = LDAP_NO_MEMORY;
+
+ goto quit;
+ }
+
+#if defined(USE_WIN32_LDAP)
+ /* Convert the unescaped string to a tchar */
+ ludp->lud_filter = Curl_convert_UTF8_to_tchar(unescaped);
+
+ /* Free the unescaped string as we are done with it */
+ Curl_unicodefree(unescaped);
+
+ if(!ludp->lud_filter) {
+ rc = LDAP_NO_MEMORY;
+
+ goto quit;
+ }
+#else
+ ludp->lud_filter = unescaped;
+#endif
+ }
p = q;
- if(!p)
- goto success;
+ if(p && !*p) {
+ rc = LDAP_INVALID_SYNTAX;
- /* parse extensions
- */
- ludp->lud_exts = split_str(p);
- if(!ludp->lud_exts)
- return LDAP_NO_MEMORY;
+ goto quit;
+ }
- for (i = 0; ludp->lud_exts[i]; i++)
- LDAP_TRACE (("exts[%d] '%s'\n", i, ludp->lud_exts[i]));
+quit:
+ free(path);
- success:
- if(!unescape_elements(conn->data, ludp))
- return LDAP_NO_MEMORY;
- return LDAP_SUCCESS;
+ return rc;
}
-static int _ldap_url_parse (const struct connectdata *conn,
- LDAPURLDesc **ludpp)
+static int _ldap_url_parse(const struct connectdata *conn,
+ LDAPURLDesc **ludpp)
{
- LDAPURLDesc *ludp = calloc(sizeof(*ludp), 1);
+ LDAPURLDesc *ludp = calloc(1, sizeof(*ludp));
int rc;
*ludpp = NULL;
if(!ludp)
return LDAP_NO_MEMORY;
- rc = _ldap_url_parse2 (conn, ludp);
+ rc = _ldap_url_parse2(conn, ludp);
if(rc != LDAP_SUCCESS) {
_ldap_free_urldesc(ludp);
ludp = NULL;
return (rc);
}
-static void _ldap_free_urldesc (LDAPURLDesc *ludp)
+static void _ldap_free_urldesc(LDAPURLDesc *ludp)
{
- int i;
+ size_t i;
if(!ludp)
- return;
-
- if(ludp->lud_dn)
- free(ludp->lud_dn);
+ return;
- if(ludp->lud_filter)
- free(ludp->lud_filter);
+ free(ludp->lud_dn);
+ free(ludp->lud_filter);
if(ludp->lud_attrs) {
- for (i = 0; ludp->lud_attrs[i]; i++)
- free(ludp->lud_attrs[i]);
+ for(i = 0; i < ludp->lud_attrs_dups; i++)
+ free(ludp->lud_attrs[i]);
free(ludp->lud_attrs);
}
- if(ludp->lud_exts) {
- for (i = 0; ludp->lud_exts[i]; i++)
- free(ludp->lud_exts[i]);
- free(ludp->lud_exts);
- }
- free (ludp);
+ free(ludp);
}
#endif /* !HAVE_LDAP_URL_PARSE */
-#endif /* CURL_DISABLE_LDAP */
+#endif /* !CURL_DISABLE_LDAP && !USE_OPENLDAP */