1355b4669Sjacobs /* 2355b4669Sjacobs * CDDL HEADER START 3355b4669Sjacobs * 4355b4669Sjacobs * The contents of this file are subject to the terms of the 5355b4669Sjacobs * Common Development and Distribution License (the "License"). 6355b4669Sjacobs * You may not use this file except in compliance with the License. 7355b4669Sjacobs * 8355b4669Sjacobs * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9355b4669Sjacobs * or http://www.opensolaris.org/os/licensing. 10355b4669Sjacobs * See the License for the specific language governing permissions 11355b4669Sjacobs * and limitations under the License. 12355b4669Sjacobs * 13355b4669Sjacobs * When distributing Covered Code, include this CDDL HEADER in each 14355b4669Sjacobs * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15355b4669Sjacobs * If applicable, add the following below this CDDL HEADER, with the 16355b4669Sjacobs * fields enclosed by brackets "[]" replaced with your own identifying 17355b4669Sjacobs * information: Portions Copyright [yyyy] [name of copyright owner] 18355b4669Sjacobs * 19355b4669Sjacobs * CDDL HEADER END 20355b4669Sjacobs */ 21355b4669Sjacobs 22355b4669Sjacobs /* 23*a18dc42fSps29005 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 24355b4669Sjacobs * Use is subject to license terms. 25355b4669Sjacobs * 26355b4669Sjacobs */ 27355b4669Sjacobs 28355b4669Sjacobs /* $Id: psm.c 146 2006-03-24 00:26:54Z njacobs $ */ 29355b4669Sjacobs 30355b4669Sjacobs #pragma ident "%Z%%M% %I% %E% SMI" 31355b4669Sjacobs 32355b4669Sjacobs #include <stdio.h> 33355b4669Sjacobs #include <unistd.h> 34355b4669Sjacobs #include <errno.h> 35355b4669Sjacobs #include <string.h> 36355b4669Sjacobs #include <dlfcn.h> 37355b4669Sjacobs #include <papi_impl.h> 38355b4669Sjacobs 39355b4669Sjacobs #ifndef RTLD_GROUP 40355b4669Sjacobs #define RTLD_GROUP 0 41355b4669Sjacobs #endif /* RTLD_GROUP */ 42355b4669Sjacobs 43355b4669Sjacobs #ifndef PSM_DIR 44355b4669Sjacobs #define PSM_DIR "/usr/lib/print" 45355b4669Sjacobs #endif 46355b4669Sjacobs 47355b4669Sjacobs papi_status_t 48355b4669Sjacobs psm_open(service_t *svc, char *scheme) 49355b4669Sjacobs { 50355b4669Sjacobs papi_status_t result = PAPI_OK; 51*a18dc42fSps29005 char path[BUFSIZ]; 52355b4669Sjacobs 53*a18dc42fSps29005 if ((scheme == NULL) || (strchr(scheme, '/') != NULL)) 54355b4669Sjacobs return (PAPI_BAD_ARGUMENT); 55355b4669Sjacobs 56*a18dc42fSps29005 snprintf(path, sizeof (path), PSM_DIR "/psm-%s.so", scheme); 57355b4669Sjacobs 58355b4669Sjacobs svc->so_handle = dlopen(path, RTLD_LAZY|RTLD_LOCAL|RTLD_GROUP); 59355b4669Sjacobs if (svc->so_handle == NULL) { /* failed, set the result/message */ 60355b4669Sjacobs if ((access(path, F_OK) < 0) && (errno == ENOENT)) 61355b4669Sjacobs result = PAPI_URI_SCHEME; 62355b4669Sjacobs else 63355b4669Sjacobs result = PAPI_NOT_POSSIBLE; 64355b4669Sjacobs #ifdef DEBUG 65355b4669Sjacobs detailed_error(svc, "psm_open(%s): %s: %s", scheme, path, 66355b4669Sjacobs dlerror()); 67355b4669Sjacobs #endif 68355b4669Sjacobs } 69355b4669Sjacobs 70355b4669Sjacobs return (result); 71355b4669Sjacobs } 72355b4669Sjacobs 73355b4669Sjacobs void 74355b4669Sjacobs psm_close(void *handle) 75355b4669Sjacobs { 76355b4669Sjacobs dlclose(handle); 77355b4669Sjacobs } 78355b4669Sjacobs 79355b4669Sjacobs void * 80355b4669Sjacobs psm_sym(service_t *svc, char *name) 81355b4669Sjacobs { 82355b4669Sjacobs char *error = "invalid input"; 83355b4669Sjacobs void *func = NULL; 84355b4669Sjacobs 85355b4669Sjacobs if ((svc != NULL) && (svc->so_handle != NULL) && (name != NULL)) { 86355b4669Sjacobs if ((func = dlsym(svc->so_handle, name)) == NULL) 87355b4669Sjacobs error = dlerror(); 88355b4669Sjacobs } 89355b4669Sjacobs #ifdef DEBUG 90355b4669Sjacobs if (func == NULL) 91355b4669Sjacobs detailed_error(svc, "psm_sym(%s): %s", name, error); 92355b4669Sjacobs #endif 93355b4669Sjacobs 94355b4669Sjacobs return (func); 95355b4669Sjacobs } 96