cs_platforms.cpp 6.09 KB
Newer Older
1
// This file is part of BOINC.
2
// http://boinc.berkeley.edu
3
// Copyright (C) 2008 University of California
4
//
5
6
7
8
// BOINC is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
9
//
10
// BOINC is distributed in the hope that it will be useful,
11
12
13
14
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Lesser General Public License for more details.
//
15
16
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC.  If not, see <http://www.gnu.org/licenses/>.
17
18
19
20
21
22
23
24

// Determine which platforms are supported and provide a way
//   of exposing that information to the rest of the client.

#include "cpp.h"

#ifdef _WIN32
#include "boinc_win.h"
25
26
typedef BOOL (WINAPI *LPFN_ISWOW64PROCESS) (HANDLE, PBOOL);
LPFN_ISWOW64PROCESS fnIsWow64Process;
27
28
29
30
#endif

#ifndef _WIN32
#include "config.h"
Eric J. Korpela's avatar
   
Eric J. Korpela committed
31
32
#include <cstdio>
#include <cstdlib>
33
34
35
36
37
38
39
40
41
42
#include <signal.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_WAIT_H
#include <sys/wait.h>
#endif
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
#endif

#include "client_types.h"
#include "client_state.h"
#include "error_numbers.h"
#include "log_flags.h"
#include "str_util.h"
#include "util.h"

// return the primary platform id.
//
const char* CLIENT_STATE::get_primary_platform() {
    return platforms[0].name.c_str();
}


// add a platform to the vector.
//
void CLIENT_STATE::add_platform(const char* platform) {
    PLATFORM pp;
    pp.name = platform;
    platforms.push_back(pp);
}


// determine the list of supported platforms.
//
void CLIENT_STATE::detect_platforms() {

#if defined(_WIN32) && !defined(__CYGWIN32__)
#if defined(_WIN64) && defined(_M_X64)
    add_platform("windows_x86_64");
    add_platform("windows_intelx86");
#else
77
78
79
80
81
82
83
84
85
86
87
88
89
    // see if 32-bit client is running on 64-bit machine
    //
    BOOL bIsWow64 = FALSE;
    fnIsWow64Process = (LPFN_ISWOW64PROCESS)GetProcAddress(
        GetModuleHandle(TEXT("kernel32")),"IsWow64Process"
    );
    if (fnIsWow64Process) {
        if (fnIsWow64Process(GetCurrentProcess(), &bIsWow64)) {
            if (bIsWow64) {
                add_platform("windows_x86_64");
            }
        }
    }
90
91
92
93
    add_platform("windows_intelx86");
#endif

#elif defined(__APPLE__)
Eric J. Korpela's avatar
   
Eric J. Korpela committed
94

95
96
97
98
99
100
101
102
103
104
#if defined(__x86_64__)
    add_platform("x86_64-apple-darwin");
#endif

#if defined(__i386__) || defined(__x86_64__)
    // Supported on both Mac Intel architectures
    add_platform("i686-apple-darwin");
#endif
    // Supported on all 3 Mac architectures
    add_platform("powerpc-apple-darwin");
Eric J. Korpela's avatar
   
Eric J. Korpela committed
105

106
#elif defined(sun)
Eric J. Korpela's avatar
   
Eric J. Korpela committed
107
108
    // Check if we can run 64-bit binaries...
    // this assumes there isn't a 64-bit only solaris.  (Every 64-bit solaris can run 32 bit binaries)
109
110

#if defined(__sparc) || defined(sparc)
Eric J. Korpela's avatar
   
Eric J. Korpela committed
111
112
113
114
115
116
117
118
119
120
121
122
123
    char *exe64=const_cast<char *>("/usr/bin/sparcv9/ls");
    char *platform64=const_cast<char *>("sparc64-sun-solaris");
    char *platform32=const_cast<char *>("sparc-sun-solaris");
#elif defined(__i386) || defined(i386) || defined(__amd64) || defined(__x86_64__)
    char *exe64=const_cast<char *>("/usr/bin/amd64/ls");
    char *platform64=const_cast<char *>("x86_64-pc-solaris");
    char *platform32=const_cast<char *>("i686-pc-solaris");
#else
#define UNKNOWN_SOLARIS_PROCESSOR
#endif

#ifndef UNKNOWN_SOLARIS_PROCESSOR
    FILE *f=fopen(exe64,"r"); 
124
125
126
    char *argv[3];
    pid_t pid;
    int rv=0;
Eric J. Korpela's avatar
   
Eric J. Korpela committed
127
    argv[0]=exe64;
128
129
130
    argv[1]=argv[0];
    argv[2]=NULL;
    if (f) {
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
        fclose(f);
        if (0==(pid=fork())) {
            // we are in child process
            freopen("/dev/null","a",stderr);
            freopen("/dev/null","a",stdout);
            rv=execv(argv[0],argv);
            exit(rv);
        } else {
            // we are in the parent process.
            time_t start=time(0);
            int done;
            // wait 5 seconds or until the process exits.
            do {
                done=waitpid(pid,&rv,WNOHANG);
                sleep(1);
            } while (!done && ((time(0)-start)<5));
            // if we timed out, kill the process	
            if ((time(0)-start)>=5) {
                kill(pid,SIGKILL); 
                done=-1;
            }
            // if we exited with success add the 64 bit platform
            if ((done == pid) && (rv == 0)) {
Eric J. Korpela's avatar
   
Eric J. Korpela committed
154
               add_platform(platform64);
155
156
            }
        }
157
    }
Eric J. Korpela's avatar
   
Eric J. Korpela committed
158
    add_platform(platform32);
159
    // the following platform is obsolete, but we'll add it anyway.
Eric J. Korpela's avatar
   
Eric J. Korpela committed
160
#if defined(__sparc) || defined(sparc) 
161
    add_platform("sparc-sun-solaris2.7");
Eric J. Korpela's avatar
   
Eric J. Korpela committed
162
163
164
#endif
#else  // !defined(UNKNOWN_SOLARIS_PROCESSOR)

165
166
167
168
169
    add_platform(HOSTTYPE);
#ifdef HOSTTYPEALT
    add_platform(HOSTTYPEALT);
#endif

Eric J. Korpela's avatar
   
Eric J. Korpela committed
170
171
172
#endif  // !defined(UNKNOWN_SOLARIS_PROCESSOR)

#else  // defined(sun)
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
    // Any other platform, fall back to the previous method
    add_platform(HOSTTYPE);
#ifdef HOSTTYPEALT
    add_platform(HOSTTYPEALT);
#endif

#endif

    if (config.no_alt_platform) {
        PLATFORM p = platforms[0];
        platforms.clear();
        platforms.push_back(p);
    }

    // add platforms listed in cc_config.xml AFTER the above.
    //
    for (unsigned int i=0; i<config.alt_platforms.size(); i++) {
        add_platform(config.alt_platforms[i].c_str());
    }
}


// write XML list of supported platforms
//
void CLIENT_STATE::write_platforms(PROJECT* p, MIOFILE& mf) {

    mf.printf(
        "    <platform_name>%s</platform_name>\n",
        p->anonymous_platform ? "anonymous" : get_primary_platform()
    );

    for (unsigned int i=1; i<platforms.size(); i++) {
        PLATFORM& platform = platforms[i];
        mf.printf(
            "    <alt_platform>\n"
            "        <name>%s</name>\n"
            "    </alt_platform>\n",
            platform.name.c_str()
        );
    }
}

bool CLIENT_STATE::is_supported_platform(const char* p) {
    for (unsigned int i=0; i<platforms.size(); i++) {
        PLATFORM& platform = platforms[i];
        if (!strcmp(p, platform.name.c_str())) {
            return true;
        }
    }
    return false;
}