diff options
Diffstat (limited to 'usr.sbin/cached/agents/services.c')
-rw-r--r-- | usr.sbin/cached/agents/services.c | 284 |
1 files changed, 0 insertions, 284 deletions
diff --git a/usr.sbin/cached/agents/services.c b/usr.sbin/cached/agents/services.c deleted file mode 100644 index b0a2eb9..0000000 --- a/usr.sbin/cached/agents/services.c +++ /dev/null @@ -1,284 +0,0 @@ -/*- - * Copyright (c) 2005 Michael Bushkov <bushman@rsu.ru> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/param.h> -#include <sys/types.h> -#include <assert.h> -#include <nsswitch.h> -#include <netdb.h> -#include <string.h> -#include <stdlib.h> -#include "../debug.h" -#include "services.h" - -static int services_marshal_func(struct servent *, char *, size_t *); -static int services_lookup_func(const char *, size_t, char **, size_t *); -static void *services_mp_init_func(); -static int services_mp_lookup_func(char **, size_t *, void *); -static void services_mp_destroy_func(void *); - -static int -services_marshal_func(struct servent *serv, char *buffer, size_t *buffer_size) -{ - struct servent new_serv; - size_t desired_size; - char **alias; - char *p; - size_t size; - size_t aliases_size; - - TRACE_IN(services_marshal_func); - desired_size = ALIGNBYTES + sizeof(struct servent) + sizeof(char *); - if (serv->s_name != NULL) - desired_size += strlen(serv->s_name) + 1; - if (serv->s_proto != NULL) - desired_size += strlen(serv->s_proto) + 1; - - aliases_size = 0; - if (serv->s_aliases != NULL) { - for (alias = serv->s_aliases; *alias; ++alias) { - desired_size += strlen(*alias) + 1; - ++aliases_size; - } - - desired_size += ALIGNBYTES + sizeof(char *) * - (aliases_size + 1); - } - - if ((*buffer_size < desired_size) || (buffer == NULL)) { - *buffer_size = desired_size; - TRACE_OUT(services_marshal_func); - return (NS_RETURN); - } - - memcpy(&new_serv, serv, sizeof(struct servent)); - memset(buffer, 0, desired_size); - - *buffer_size = desired_size; - p = buffer + sizeof(struct servent) + sizeof(char *); - memcpy(buffer + sizeof(struct servent), &p, sizeof(char *)); - p = (char *)ALIGN(p); - - if (new_serv.s_name != NULL) { - size = strlen(new_serv.s_name); - memcpy(p, new_serv.s_name, size); - new_serv.s_name = p; - p += size + 1; - } - - if (new_serv.s_proto != NULL) { - size = strlen(new_serv.s_proto); - memcpy(p, new_serv.s_proto, size); - new_serv.s_proto = p; - p += size + 1; - } - - if (new_serv.s_aliases != NULL) { - p = (char *)ALIGN(p); - memcpy(p, new_serv.s_aliases, sizeof(char *) * aliases_size); - new_serv.s_aliases = (char **)p; - p += sizeof(char *) * (aliases_size + 1); - - for (alias = new_serv.s_aliases; *alias; ++alias) { - size = strlen(*alias); - memcpy(p, *alias, size); - *alias = p; - p += size + 1; - } - } - - memcpy(buffer, &new_serv, sizeof(struct servent)); - TRACE_OUT(services_marshal_func); - return (NS_SUCCESS); -} - -static int -services_lookup_func(const char *key, size_t key_size, char **buffer, - size_t *buffer_size) -{ - enum nss_lookup_type lookup_type; - char *name = NULL; - char *proto = NULL; - size_t size, size2; - int port; - - struct servent *result; - - TRACE_IN(services_lookup_func); - - assert(buffer != NULL); - assert(buffer_size != NULL); - - if (key_size < sizeof(enum nss_lookup_type)) { - TRACE_OUT(passwd_lookup_func); - return (NS_UNAVAIL); - } - memcpy(&lookup_type, key, sizeof(enum nss_lookup_type)); - - switch (lookup_type) { - case nss_lt_name: - size = key_size - sizeof(enum nss_lookup_type); - name = (char *)malloc(size + 1); - assert(name != NULL); - memset(name, 0, size + 1); - memcpy(name, key + sizeof(enum nss_lookup_type), size); - - size2 = strlen(name) + 1; - - if (size2 < size) - proto = name + size2; - else - proto = NULL; - break; - case nss_lt_id: - if (key_size < sizeof(enum nss_lookup_type) + - sizeof(int)) { - TRACE_OUT(passwd_lookup_func); - return (NS_UNAVAIL); - } - - memcpy(&port, key + sizeof(enum nss_lookup_type), - sizeof(int)); - - size = key_size - sizeof(enum nss_lookup_type) - sizeof(int); - if (size > 0) { - proto = (char *)malloc(size + 1); - assert(proto != NULL); - memset(proto, size + 1, 0); - memcpy(proto, key + sizeof(enum nss_lookup_type) + - sizeof(int), size); - } - break; - default: - TRACE_OUT(passwd_lookup_func); - return (NS_UNAVAIL); - } - - switch (lookup_type) { - case nss_lt_name: - result = getservbyname(name, proto); - free(name); - break; - case nss_lt_id: - result = getservbyport(port, proto); - free(proto); - break; - default: - /* SHOULD NOT BE REACHED */ - break; - } - - if (result != NULL) { - services_marshal_func(result, NULL, buffer_size); - *buffer = (char *)malloc(*buffer_size); - assert(*buffer != NULL); - services_marshal_func(result, *buffer, buffer_size); - } - - TRACE_OUT(services_lookup_func); - return (result == NULL ? NS_NOTFOUND : NS_SUCCESS); -} - -static void * -services_mp_init_func() -{ - TRACE_IN(services_mp_init_func); - setservent(0); - TRACE_OUT(services_mp_init_func); - - return (NULL); -} - -static int -services_mp_lookup_func(char **buffer, size_t *buffer_size, void *mdata) -{ - struct servent *result; - - TRACE_IN(services_mp_lookup_func); - result = getservent(); - if (result != NULL) { - services_marshal_func(result, NULL, buffer_size); - *buffer = (char *)malloc(*buffer_size); - assert(*buffer != NULL); - services_marshal_func(result, *buffer, buffer_size); - } - - TRACE_OUT(services_mp_lookup_func); - return (result == NULL ? NS_NOTFOUND : NS_SUCCESS); -} - -static void -services_mp_destroy_func(void *mdata) -{ - TRACE_IN(services_mp_destroy_func); - TRACE_OUT(services_mp_destroy_func); -} - -struct agent * -init_services_agent() -{ - struct common_agent *retval; - TRACE_IN(init_services_agent); - - retval = (struct common_agent *)malloc(sizeof(struct common_agent)); - assert(retval != NULL); - memset(retval, 0, sizeof(struct common_agent)); - - retval->parent.name = strdup("services"); - assert(retval->parent.name != NULL); - - retval->parent.type = COMMON_AGENT; - retval->lookup_func = services_lookup_func; - - TRACE_OUT(init_services_agent); - return ((struct agent *)retval); -} - -struct agent * -init_services_mp_agent() -{ - struct multipart_agent *retval; - - TRACE_IN(init_services_mp_agent); - retval = (struct multipart_agent *)malloc( - sizeof(struct multipart_agent)); - assert(retval != NULL); - memset(retval, 0, sizeof(struct multipart_agent)); - - retval->parent.name = strdup("services"); - retval->parent.type = MULTIPART_AGENT; - retval->mp_init_func = services_mp_init_func; - retval->mp_lookup_func = services_mp_lookup_func; - retval->mp_destroy_func = services_mp_destroy_func; - assert(retval->parent.name != NULL); - - TRACE_OUT(init_services_mp_agent); - return ((struct agent *)retval); -} |