Imported Upstream version 2.7.4
This commit is contained in:
Laurent Bigonville
parent
fd413a3168
commit
c9cb2187ee
290 changed files with 7473 additions and 2607 deletions
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@ -1,6 +1,5 @@
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/* scan_avahi.c: detect NUT avahi services
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*
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* Copyright (C) 2011 - Frederic Bohe <fredericbohe@eaton.com>
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/*
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* Copyright (C) 2011 - EATON
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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@ -16,6 +15,12 @@
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*! \file scan_avahi.c
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\brief detect NUT through Avahi mDNS / DNS-SD services
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\author Frederic Bohe <fredericbohe@eaton.com>
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*/
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#include "common.h"
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#include "nut-scan.h"
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@ -36,7 +41,6 @@
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#include <ltdl.h>
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/* dynamic link library stuff */
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static char * libname = "libavahi-client";
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static lt_dlhandle dl_handle = NULL;
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static const char *dl_error = NULL;
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@ -83,125 +87,129 @@ static char * (*nut_avahi_address_snprint)(char *ret_s, size_t length, const Ava
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static const AvahiPoll* (*nut_avahi_simple_poll_get)(AvahiSimplePoll *s);
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/* return 0 on error */
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int nutscan_load_avahi_library()
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int nutscan_load_avahi_library(const char *libname_path)
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{
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if( dl_handle != NULL ) {
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/* if previous init failed */
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if( dl_handle == (void *)1 ) {
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return 0;
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}
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/* init has already been done */
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return 1;
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}
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if( dl_handle != NULL ) {
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/* if previous init failed */
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if( dl_handle == (void *)1 ) {
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return 0;
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}
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/* init has already been done */
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return 1;
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}
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if( lt_dlinit() != 0 ) {
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fprintf(stderr, "Error initializing lt_init\n");
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return 0;
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}
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if (libname_path == NULL) {
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fprintf(stderr, "AVAHI client library not found. AVAHI search disabled.\n");
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return 0;
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}
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dl_handle = lt_dlopenext(libname);
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if (!dl_handle) {
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dl_error = lt_dlerror();
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goto err;
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}
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lt_dlerror(); /* Clear any existing error */
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*(void **) (&nut_avahi_service_browser_get_client) = lt_dlsym(dl_handle, "avahi_service_browser_get_client");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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if( lt_dlinit() != 0 ) {
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fprintf(stderr, "Error initializing lt_init\n");
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return 0;
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}
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*(void **) (&nut_avahi_simple_poll_loop) = lt_dlsym(dl_handle, "avahi_simple_poll_loop");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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dl_handle = lt_dlopen(libname_path);
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if (!dl_handle) {
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dl_error = lt_dlerror();
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goto err;
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}
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lt_dlerror(); /* Clear any existing error */
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*(void **) (&nut_avahi_service_browser_get_client) = lt_dlsym(dl_handle, "avahi_service_browser_get_client");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_client_free) = lt_dlsym(dl_handle, "avahi_client_free");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_simple_poll_loop) = lt_dlsym(dl_handle, "avahi_simple_poll_loop");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_client_errno) = lt_dlsym(dl_handle, "avahi_client_errno");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_client_free) = lt_dlsym(dl_handle, "avahi_client_free");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_free) = lt_dlsym(dl_handle, "avahi_free");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_client_errno) = lt_dlsym(dl_handle, "avahi_client_errno");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_simple_poll_quit) = lt_dlsym(dl_handle, "avahi_simple_poll_quit");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_free) = lt_dlsym(dl_handle, "avahi_free");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_client_new) = lt_dlsym(dl_handle, "avahi_client_new");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_simple_poll_quit) = lt_dlsym(dl_handle, "avahi_simple_poll_quit");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_simple_poll_free) = lt_dlsym(dl_handle, "avahi_simple_poll_free");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_client_new) = lt_dlsym(dl_handle, "avahi_client_new");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_service_resolver_new) = lt_dlsym(dl_handle, "avahi_service_resolver_new");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_simple_poll_free) = lt_dlsym(dl_handle, "avahi_simple_poll_free");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_strerror) = lt_dlsym(dl_handle, "avahi_strerror");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_service_resolver_new) = lt_dlsym(dl_handle, "avahi_service_resolver_new");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_service_resolver_get_client) = lt_dlsym(dl_handle, "avahi_service_resolver_get_client");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_strerror) = lt_dlsym(dl_handle, "avahi_strerror");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_service_browser_new) = lt_dlsym(dl_handle, "avahi_service_browser_new");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_service_resolver_get_client) = lt_dlsym(dl_handle, "avahi_service_resolver_get_client");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_service_resolver_free) = lt_dlsym(dl_handle, "avahi_service_resolver_free");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_service_browser_new) = lt_dlsym(dl_handle, "avahi_service_browser_new");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_simple_poll_new) = lt_dlsym(dl_handle, "avahi_simple_poll_new");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_service_resolver_free) = lt_dlsym(dl_handle, "avahi_service_resolver_free");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_string_list_to_string) = lt_dlsym(dl_handle, "avahi_string_list_to_string");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_simple_poll_new) = lt_dlsym(dl_handle, "avahi_simple_poll_new");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_service_browser_free) = lt_dlsym(dl_handle, "avahi_service_browser_free");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_string_list_to_string) = lt_dlsym(dl_handle, "avahi_string_list_to_string");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_address_snprint) = lt_dlsym(dl_handle, "avahi_address_snprint");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_service_browser_free) = lt_dlsym(dl_handle, "avahi_service_browser_free");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_simple_poll_get) = lt_dlsym(dl_handle, "avahi_simple_poll_get");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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*(void **) (&nut_avahi_address_snprint) = lt_dlsym(dl_handle, "avahi_address_snprint");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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return 1;
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*(void **) (&nut_avahi_simple_poll_get) = lt_dlsym(dl_handle, "avahi_simple_poll_get");
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if ((dl_error = lt_dlerror()) != NULL) {
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goto err;
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}
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return 1;
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err:
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fprintf(stderr, "Cannot load AVAHI library (%s) : %s. AVAHI search disabled.\n", libname, dl_error);
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dl_handle = (void *)1;
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fprintf(stderr, "Cannot load AVAHI library (%s) : %s. AVAHI search disabled.\n", libname_path, dl_error);
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dl_handle = (void *)1;
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lt_dlexit();
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return 0;
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return 0;
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}
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/* end of dynamic link library stuff */
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