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Diffstat (limited to 'lib/ldap.c')
| -rw-r--r-- | lib/ldap.c | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/lib/ldap.c b/lib/ldap.c new file mode 100644 index 000000000..7f0e0251f --- /dev/null +++ b/lib/ldap.c @@ -0,0 +1,226 @@ +/***************************************************************************** + * _ _ ____ _ + * Project ___| | | | _ \| | + * / __| | | | |_) | | + * | (__| |_| | _ <| |___ + * \___|\___/|_| \_\_____| + * + * The contents of this file are subject to the Mozilla Public License + * Version 1.0 (the "License"); you may not use this file except in + * compliance with the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" + * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the + * License for the specific language governing rights and limitations + * under the License. + * + * The Original Code is Curl. + * + * The Initial Developer of the Original Code is Daniel Stenberg. + * + * Portions created by the Initial Developer are Copyright (C) 1998. + * All Rights Reserved. + * + * ------------------------------------------------------------ + * Contributor(s): + * Bjørn Reese <breese@mail1.stofanet.dk> + * + * http://curl.haxx.nu + * + * $Source$ + * $Revision$ + * $Date$ + * $Author$ + * $State$ + * $Locker$ + * + * ------------------------------------------------------------ + ****************************************************************************/ + +/* -- WIN32 approved -- */ +#include <stdio.h> +#include <string.h> +#include <stdarg.h> +#include <stdlib.h> +#include <ctype.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <errno.h> + +#include "setup.h" + +#if defined(WIN32) && !defined(__GNUC__) +#else +# ifdef HAVE_UNISTD_H +# include <unistd.h> +# endif +# ifdef HAVE_DLFCN_H +# include <dlfcn.h> +# endif +#endif + +#include "urldata.h" +#include <curl/curl.h> +#include "sendf.h" +#include "escape.h" + +#define _MPRINTF_REPLACE /* use our functions only */ +#include <curl/mprintf.h> + + +#define DYNA_GET_FUNCTION(type, fnc) \ + (fnc) = (type)DynaGetFunction(#fnc); \ + if ((fnc) == NULL) { \ + return URG_FUNCTION_NOT_FOUND; \ + } \ + +/*********************************************************************** + */ +static void *libldap = NULL; +static void *liblber = NULL; + +static void DynaOpen(void) +{ +#if defined(HAVE_DLOPEN) || defined(HAVE_LIBDL) + if (libldap == NULL) { + /* + * libldap.so should be able to resolve its dependency on + * liblber.so automatically, but since it does not we will + * handle it here by opening liblber.so as global. + */ + dlopen("liblber.so", RTLD_LAZY | RTLD_GLOBAL); + libldap = dlopen("libldap.so", RTLD_LAZY); + } +#endif +} + +static void DynaClose(void) +{ +#if defined(HAVE_DLOPEN) || defined(HAVE_LIBDL) + if (libldap) { + dlclose(libldap); + } + if (liblber) { + dlclose(liblber); + } +#endif +} + +static void * DynaGetFunction(char *name) +{ + void *func = NULL; + +#if defined(HAVE_DLOPEN) || defined(HAVE_LIBDL) + if (libldap) { + func = dlsym(libldap, name); + } +#endif + + return func; +} + +static int WriteProc(void *param, char *text, int len) +{ + struct UrlData *data = (struct UrlData *)param; + + printf("%s\n", text); + return 0; +} + +/*********************************************************************** + */ +UrgError ldap(struct UrlData *data, char *path, long *bytecount) +{ + UrgError status = URG_OK; + int rc; + void *(*ldap_open)(char *, int); + int (*ldap_simple_bind_s)(void *, char *, char *); + int (*ldap_unbind_s)(void *); + int (*ldap_url_search_s)(void *, char *, int, void **); + void *(*ldap_first_entry)(void *, void *); + void *(*ldap_next_entry)(void *, void *); + char *(*ldap_err2string)(int); + int (*ldap_entry2text)(void *, char *, void *, void *, char **, char **, int (*)(void *, char *, int), void *, char *, int, unsigned long); + int (*ldap_entry2html)(void *, char *, void *, void *, char **, char **, int (*)(void *, char *, int), void *, char *, int, unsigned long, char *, char *); + void *server; + void *result; + void *entryIterator; +#if 0 + char *dn; + char **attrArray; + char *attrIterator; + char *attrString; + void *dummy; +#endif + int ldaptext; + + infof(data, "LDAP: %s %s\n", data->url); + + DynaOpen(); + if (libldap == NULL) { + failf(data, "The needed LDAP library/libraries couldn't be opened"); + return URG_LIBRARY_NOT_FOUND; + } + + ldaptext = data->conf & CONF_FTPASCII; /* This is a dirty hack */ + + /* The types are needed because ANSI C distinguishes between + * pointer-to-object (data) and pointer-to-function. + */ + DYNA_GET_FUNCTION(void *(*)(char *, int), ldap_open); + DYNA_GET_FUNCTION(int (*)(void *, char *, char *), ldap_simple_bind_s); + DYNA_GET_FUNCTION(int (*)(void *), ldap_unbind_s); + DYNA_GET_FUNCTION(int (*)(void *, char *, int, void **), ldap_url_search_s); + DYNA_GET_FUNCTION(void *(*)(void *, void *), ldap_first_entry); + DYNA_GET_FUNCTION(void *(*)(void *, void *), ldap_next_entry); + DYNA_GET_FUNCTION(char *(*)(int), ldap_err2string); + DYNA_GET_FUNCTION(int (*)(void *, char *, void *, void *, char **, char **, int (*)(void *, char *, int), void *, char *, int, unsigned long), ldap_entry2text); + DYNA_GET_FUNCTION(int (*)(void *, char *, void *, void *, char **, char **, int (*)(void *, char *, int), void *, char *, int, unsigned long, char *, char *), ldap_entry2html); + + server = ldap_open(data->hostname, data->port); + if (server == NULL) { + failf(data, "LDAP: Cannot connect to %s:%d", + data->hostname, data->port); + status = URG_COULDNT_CONNECT; + } else { + rc = ldap_simple_bind_s(server, data->user, data->passwd); + if (rc != 0) { + failf(data, "LDAP: %s", ldap_err2string(rc)); + status = URG_LDAP_CANNOT_BIND; + } else { + rc = ldap_url_search_s(server, data->url, 0, &result); + if (rc != 0) { + failf(data, "LDAP: %s", ldap_err2string(rc)); + status = URG_LDAP_SEARCH_FAILED; + } else { + for (entryIterator = ldap_first_entry(server, result); + entryIterator; + entryIterator = ldap_next_entry(server, entryIterator)) + { + if (ldaptext) { + rc = ldap_entry2text(server, NULL, entryIterator, NULL, + NULL, NULL, WriteProc, data, + "", 0, 0); + if (rc != 0) { + failf(data, "LDAP: %s", ldap_err2string(rc)); + status = URG_LDAP_SEARCH_FAILED; + } + } else { + rc = ldap_entry2html(server, NULL, entryIterator, NULL, + NULL, NULL, WriteProc, data, + "", 0, 0, NULL, NULL); + if (rc != 0) { + failf(data, "LDAP: %s", ldap_err2string(rc)); + status = URG_LDAP_SEARCH_FAILED; + } + } + } + } + ldap_unbind_s(server); + } + } + DynaClose(); + + return status; +} |