1fcf3ce44SJohn Forte /*
2fcf3ce44SJohn Forte * CDDL HEADER START
3fcf3ce44SJohn Forte *
4fcf3ce44SJohn Forte * The contents of this file are subject to the terms of the
5fcf3ce44SJohn Forte * Common Development and Distribution License (the "License").
6fcf3ce44SJohn Forte * You may not use this file except in compliance with the License.
7fcf3ce44SJohn Forte *
8fcf3ce44SJohn Forte * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9fcf3ce44SJohn Forte * or http://www.opensolaris.org/os/licensing.
10fcf3ce44SJohn Forte * See the License for the specific language governing permissions
11fcf3ce44SJohn Forte * and limitations under the License.
12fcf3ce44SJohn Forte *
13fcf3ce44SJohn Forte * When distributing Covered Code, include this CDDL HEADER in each
14fcf3ce44SJohn Forte * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15fcf3ce44SJohn Forte * If applicable, add the following below this CDDL HEADER, with the
16fcf3ce44SJohn Forte * fields enclosed by brackets "[]" replaced with your own identifying
17fcf3ce44SJohn Forte * information: Portions Copyright [yyyy] [name of copyright owner]
18fcf3ce44SJohn Forte *
19fcf3ce44SJohn Forte * CDDL HEADER END
20fcf3ce44SJohn Forte */
21fcf3ce44SJohn Forte /*
22fcf3ce44SJohn Forte * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
23fcf3ce44SJohn Forte * Use is subject to license terms.
24fcf3ce44SJohn Forte */
25fcf3ce44SJohn Forte
26fcf3ce44SJohn Forte
27fcf3ce44SJohn Forte #include "HBANPIVPort.h"
28fcf3ce44SJohn Forte #include "Exceptions.h"
29fcf3ce44SJohn Forte #include "Trace.h"
30fcf3ce44SJohn Forte #include <iostream>
31fcf3ce44SJohn Forte #include <iomanip>
32fcf3ce44SJohn Forte #include <cerrno>
33fcf3ce44SJohn Forte #include <cstring>
34fcf3ce44SJohn Forte #include <sys/types.h>
35fcf3ce44SJohn Forte #include <sys/mkdev.h>
36fcf3ce44SJohn Forte #include <sys/stat.h>
37fcf3ce44SJohn Forte #include <fcntl.h>
38fcf3ce44SJohn Forte #include <unistd.h>
39fcf3ce44SJohn Forte #include <stropts.h>
40fcf3ce44SJohn Forte #include <dirent.h>
41fcf3ce44SJohn Forte #include <libdevinfo.h>
42fcf3ce44SJohn Forte
43fcf3ce44SJohn Forte using namespace std;
44fcf3ce44SJohn Forte
45fcf3ce44SJohn Forte
46fcf3ce44SJohn Forte /**
47*9b622488SToomas Soome * @memo Construct a new default HBA Port
48fcf3ce44SJohn Forte * @version 1.7
49fcf3ce44SJohn Forte */
HBANPIVPort()50fcf3ce44SJohn Forte HBANPIVPort::HBANPIVPort() {
51fcf3ce44SJohn Forte }
52fcf3ce44SJohn Forte
53fcf3ce44SJohn Forte /**
54fcf3ce44SJohn Forte * @memo Compare two HBA ports for equality
55fcf3ce44SJohn Forte * @return TRUE if both ports are the same
56fcf3ce44SJohn Forte * @return FALSE if the ports are different
57fcf3ce44SJohn Forte * @version 1.7
58fcf3ce44SJohn Forte *
59fcf3ce44SJohn Forte * @doc Comparison is based on Node WWN, Port WWN and path
60fcf3ce44SJohn Forte */
operator ==(HBANPIVPort & comp)61fcf3ce44SJohn Forte bool HBANPIVPort::operator==(HBANPIVPort &comp) {
62fcf3ce44SJohn Forte return (this->getPortWWN() == comp.getPortWWN() &&
63fcf3ce44SJohn Forte this->getNodeWWN() == comp.getNodeWWN());
64fcf3ce44SJohn Forte }
65fcf3ce44SJohn Forte
66fcf3ce44SJohn Forte /*
67fcf3ce44SJohn Forte * Finds controller path for a give device path.
68fcf3ce44SJohn Forte *
69fcf3ce44SJohn Forte * Return vale: controller path.
70fcf3ce44SJohn Forte */
lookupControllerPath(string path)71fcf3ce44SJohn Forte string HBANPIVPort::lookupControllerPath(string path) {
72fcf3ce44SJohn Forte Trace log("lookupControllerPath");
73fcf3ce44SJohn Forte DIR *dp;
74fcf3ce44SJohn Forte char buf[MAXPATHLEN];
75fcf3ce44SJohn Forte char node[MAXPATHLEN];
76fcf3ce44SJohn Forte struct dirent **dirpp, *dirp;
77fcf3ce44SJohn Forte const char dir[] = "/dev/cfg";
78fcf3ce44SJohn Forte ssize_t count;
79fcf3ce44SJohn Forte uchar_t *dir_buf = new uchar_t[sizeof (struct dirent) + MAXPATHLEN];
80fcf3ce44SJohn Forte
81fcf3ce44SJohn Forte if ((dp = opendir(dir)) == NULL) {
82fcf3ce44SJohn Forte string tmp = "Unable to open ";
83fcf3ce44SJohn Forte tmp += dir;
84fcf3ce44SJohn Forte tmp += "to find controller number.";
85b3385a70SToomas Soome delete[] (dir_buf);
86fcf3ce44SJohn Forte throw IOError(tmp);
87fcf3ce44SJohn Forte }
88fcf3ce44SJohn Forte
89fcf3ce44SJohn Forte dirp = (struct dirent *) dir_buf;
90fcf3ce44SJohn Forte dirpp = &dirp;
91fcf3ce44SJohn Forte while ((readdir_r(dp, dirp, dirpp)) == 0 && dirp != NULL) {
92fcf3ce44SJohn Forte if (strcmp(dirp->d_name, ".") == 0 ||
93fcf3ce44SJohn Forte strcmp(dirp->d_name, "..") == 0) {
94fcf3ce44SJohn Forte continue;
95fcf3ce44SJohn Forte }
96fcf3ce44SJohn Forte sprintf(node, "%s/%s", dir, dirp->d_name);
97fcf3ce44SJohn Forte if ((count = readlink(node,buf,sizeof(buf)))) {
98fcf3ce44SJohn Forte buf[count] = '\0';
99fcf3ce44SJohn Forte if (strstr(buf, path.c_str())) {
100fcf3ce44SJohn Forte string cfg_path = dir;
101fcf3ce44SJohn Forte cfg_path += "/";
102fcf3ce44SJohn Forte cfg_path += dirp->d_name;
103fcf3ce44SJohn Forte closedir(dp);
104b3385a70SToomas Soome delete[] (dir_buf);
105fcf3ce44SJohn Forte return (cfg_path);
106fcf3ce44SJohn Forte }
107fcf3ce44SJohn Forte }
108fcf3ce44SJohn Forte }
109fcf3ce44SJohn Forte
110fcf3ce44SJohn Forte closedir(dp);
111b3385a70SToomas Soome delete[] (dir_buf);
112fcf3ce44SJohn Forte throw InternalError("Unable to find controller path");
113fcf3ce44SJohn Forte }
114fcf3ce44SJohn Forte
115