abi.cpp 32.3 KB
Newer Older
1
2
3
4
5
6
/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
hjk's avatar
hjk committed
7
** Contact: Nokia Corporation (info@qt.nokia.com)
8
9
10
11
**
**
** GNU Lesser General Public License Usage
**
hjk's avatar
hjk committed
12
13
14
15
16
17
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
18
19
**
** In addition, as a special exception, Nokia gives you certain additional
hjk's avatar
hjk committed
20
** rights. These rights are described in the Nokia Qt LGPL Exception
21
22
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
hjk's avatar
hjk committed
23
24
25
26
27
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
28
** If you have questions regarding the use of this file, please contact
Tobias Hunger's avatar
Tobias Hunger committed
29
** Nokia at info@qt.nokia.com.
30
31
32
33
34
35
**
**************************************************************************/

#include "abi.h"

#include <QtCore/QCoreApplication>
Tobias Hunger's avatar
Tobias Hunger committed
36
#include <QtCore/QDebug>
37
#include <QtCore/QtEndian>
38
39
40
41
42
#include <QtCore/QFile>
#include <QtCore/QString>
#include <QtCore/QStringList>
#include <QtCore/QSysInfo>

43
44
45
46
47
48
49
50
/*!
    \class ProjectExplorer::Abi

    \brief Represents the Application Binary Interface (ABI) of a target platform.

    \sa ProjectExplorer::ToolChain
*/

51
52
namespace ProjectExplorer {

53
54
55
56
// --------------------------------------------------------------------------
// Helpers
// --------------------------------------------------------------------------

Tobias Hunger's avatar
Tobias Hunger committed
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
static quint8 getUint8(const QByteArray &data, int pos)
{
    return static_cast<quint8>(data.at(pos));
}

static quint32 getLEUint32(const QByteArray &ba, int pos)
{
    Q_ASSERT(ba.size() >= pos + 3);
    return (static_cast<quint32>(static_cast<quint8>(ba.at(pos + 3))) << 24)
            + (static_cast<quint32>(static_cast<quint8>(ba.at(pos + 2)) << 16))
            + (static_cast<quint32>(static_cast<quint8>(ba.at(pos + 1))) << 8)
            + static_cast<quint8>(ba.at(pos));
}

static quint32 getBEUint32(const QByteArray &ba, int pos)
{
    Q_ASSERT(ba.size() >= pos + 3);
    return (static_cast<quint32>(static_cast<quint8>(ba.at(pos))) << 24)
            + (static_cast<quint32>(static_cast<quint8>(ba.at(pos + 1))) << 16)
            + (static_cast<quint32>(static_cast<quint8>(ba.at(pos + 2))) << 8)
            + static_cast<quint8>(ba.at(pos + 3));
}

static quint32 getLEUint16(const QByteArray &ba, int pos)
{
    Q_ASSERT(ba.size() >= pos + 1);
    return (static_cast<quint16>(static_cast<quint8>(ba.at(pos + 1))) << 8) + static_cast<quint8>(ba.at(pos));
}

static quint32 getBEUint16(const QByteArray &ba, int pos)
{
    Q_ASSERT(ba.size() >= pos + 1);
    return (static_cast<quint16>(static_cast<quint8>(ba.at(pos))) << 8) + static_cast<quint8>(ba.at(pos + 1));
}

92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
static Abi macAbiForCpu(quint32 type) {
    switch (type) {
    case 7: // CPU_TYPE_X86, CPU_TYPE_I386
        return Abi(Abi::X86Architecture, Abi::MacOS, Abi::GenericMacFlavor, Abi::MachOFormat, 32);
    case 0x01000000 +  7: // CPU_TYPE_X86_64
        return Abi(Abi::X86Architecture, Abi::MacOS, Abi::GenericMacFlavor, Abi::MachOFormat, 64);
    case 18: // CPU_TYPE_POWERPC
        return Abi(Abi::PowerPCArchitecture, Abi::MacOS, Abi::GenericMacFlavor, Abi::MachOFormat, 32);
    case 0x01000000 + 18: // CPU_TYPE_POWERPC64
        return Abi(Abi::PowerPCArchitecture, Abi::MacOS, Abi::GenericMacFlavor, Abi::MachOFormat, 32);
    case 12: // CPU_TYPE_ARM
        return Abi(Abi::ArmArchitecture, Abi::MacOS, Abi::GenericMacFlavor, Abi::MachOFormat, 32);
    default:
        return Abi();
    }
}

Tobias Hunger's avatar
Tobias Hunger committed
109
110
111
112
113
114
115
116
117
118
119
static QList<Abi> parseCoffHeader(const QByteArray &data)
{
    QList<Abi> result;
    if (data.size() < 20)
        return result;

    Abi::Architecture arch = Abi::UnknownArchitecture;
    Abi::OSFlavor flavor = Abi::UnknownFlavor;
    int width = 0;

    // Get machine field from COFF file header
Tobias Hunger's avatar
Tobias Hunger committed
120
    quint16 machine = getLEUint16(data, 0);
Tobias Hunger's avatar
Tobias Hunger committed
121
122
123
124
125
126
127
128
129
    switch (machine) {
    case 0x8664: // x86_64
        arch = Abi::X86Architecture;
        width = 64;
        break;
    case 0x014c: // i386
        arch = Abi::X86Architecture;
        width = 32;
        break;
130
    case 0x0166: // MIPS, little endian
Tobias Hunger's avatar
Tobias Hunger committed
131
        arch = Abi::MipsArchitecture;
132
133
        width = 32;
        break;
Tobias Hunger's avatar
Tobias Hunger committed
134
135
136
137
138
139
140
141
    case 0x0200: // ia64
        arch = Abi::ItaniumArchitecture;
        width = 64;
        break;
    }

    if (data.size() >= 68) {
        // Get Major and Minor Image Version from optional header fields
Tobias Hunger's avatar
Tobias Hunger committed
142
        quint32 image = getLEUint32(data, 64);
143
        if (image == 1) { // Image is 1 for mingw and higher for MSVC (4.something in some encoding)
Tobias Hunger's avatar
Tobias Hunger committed
144
            flavor = Abi::WindowsMSysFlavor;
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
        } else {
            switch (data.at(22)) {
            case 8:
                flavor = Abi::WindowsMsvc2005Flavor;
                break;
            case 9:
                flavor = Abi::WindowsMsvc2008Flavor;
                break;
            case 10:
                flavor = Abi::WindowsMsvc2010Flavor;
                break;
            default:
                // Keep unknown flavor
                break;
            }
        }
Tobias Hunger's avatar
Tobias Hunger committed
161
162
163
164
165
166
167
168
    }

    if (arch != Abi::UnknownArchitecture && width != 0)
        result.append(Abi(arch, Abi::WindowsOS, flavor, Abi::PEFormat, width));

    return result;
}

169
170
171
static QList<Abi> abiOf(const QByteArray &data)
{
    QList<Abi> result;
Tobias Hunger's avatar
Tobias Hunger committed
172
173
    if (data.size() <= 8)
        return result;
174
175

    if (data.size() >= 20
Tobias Hunger's avatar
Tobias Hunger committed
176
177
            && getUint8(data, 0) == 0x7f && getUint8(data, 1) == 'E' && getUint8(data, 2) == 'L'
            && getUint8(data, 3) == 'F') {
178
        // ELF format:
Tobias Hunger's avatar
Tobias Hunger committed
179
180
181
        bool isLE = (getUint8(data, 5) == 1);
        quint16 machine = isLE ? getLEUint16(data, 18) : getBEUint16(data, 18);
        quint8 osAbi = getUint8(data, 7);
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

        Abi::OS os = Abi::UnixOS;
        Abi::OSFlavor flavor = Abi::GenericUnixFlavor;
        // http://www.sco.com/developers/gabi/latest/ch4.eheader.html#elfid
        switch (osAbi) {
        case 2: // NetBSD:
            os = Abi::BsdOS;
            flavor = Abi::NetBsdFlavor;
            break;
        case 3: // Linux:
        case 0: // no extra info available: Default to Linux:
            os = Abi::LinuxOS;
            flavor = Abi::GenericLinuxFlavor;
            break;
        case 6: // Solaris:
            os = Abi::UnixOS;
            flavor = Abi::SolarisUnixFlavor;
            break;
        case 9: // FreeBSD:
            os = Abi::BsdOS;
            flavor = Abi::FreeBsdFlavor;
            break;
        case 12: // OpenBSD:
            os = Abi::BsdOS;
            flavor = Abi::OpenBsdFlavor;
        }
208

209
210
        switch (machine) {
        case 3: // EM_386
211
            result.append(Abi(Abi::X86Architecture, os, flavor, Abi::ElfFormat, 32));
212
213
            break;
        case 8: // EM_MIPS
Tobias Hunger's avatar
Tobias Hunger committed
214
            result.append(Abi(Abi::MipsArchitecture, os, flavor, Abi::ElfFormat, 32));
215
216
            break;
        case 20: // EM_PPC
217
            result.append(Abi(Abi::PowerPCArchitecture, os, flavor, Abi::ElfFormat, 32));
218
219
            break;
        case 21: // EM_PPC64
220
            result.append(Abi(Abi::PowerPCArchitecture, os, flavor, Abi::ElfFormat, 64));
221
            break;
222
        case 40: // EM_ARM
223
            result.append(Abi(Abi::ArmArchitecture, os, flavor, Abi::ElfFormat, 32));
224
            break;
225
        case 62: // EM_X86_64
226
            result.append(Abi(Abi::X86Architecture, os, flavor, Abi::ElfFormat, 64));
227
228
            break;
        case 50: // EM_IA_64
229
            result.append(Abi(Abi::ItaniumArchitecture, os, flavor, Abi::ElfFormat, 64));
230
231
232
233
            break;
        default:
            ;;
        }
Tobias Hunger's avatar
Tobias Hunger committed
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
    } else if (((getUint8(data, 0) == 0xce || getUint8(data, 0) == 0xcf)
             && getUint8(data, 1) == 0xfa && getUint8(data, 2) == 0xed && getUint8(data, 3) == 0xfe
            )
            ||
            (getUint8(data, 0) == 0xfe && getUint8(data, 1) == 0xed && getUint8(data, 2) == 0xfa
             && (getUint8(data, 3) == 0xce || getUint8(data, 3) == 0xcf)
            )
           ) {
            // Mach-O format (Mac non-fat binary, 32 and 64bit magic):
            quint32 type = (getUint8(data, 1) ==  0xfa) ? getLEUint32(data, 4) : getBEUint32(data, 4);
            result.append(macAbiForCpu(type));
    } else if ((getUint8(data, 0) == 0xbe && getUint8(data, 1) == 0xba
                && getUint8(data, 2) == 0xfe && getUint8(data, 3) == 0xca)
               ||
               (getUint8(data, 0) == 0xca && getUint8(data, 1) == 0xfe
                && getUint8(data, 2) == 0xba && getUint8(data, 3) == 0xbe)
              ) {
        // Mach-0 format Fat binary header:
        bool isLE = (getUint8(data, 0) == 0xbe);
        quint32 count = isLE ? getLEUint32(data, 4) : getBEUint32(data, 4);
254
255
256
257
258
        int pos = 8;
        for (quint32 i = 0; i < count; ++i) {
            if (data.size() <= pos + 4)
                break;

Tobias Hunger's avatar
Tobias Hunger committed
259
            quint32 type = isLE ? getLEUint32(data, pos) : getBEUint32(data, pos);
260
261
262
            result.append(macAbiForCpu(type));
            pos += 20;
        }
263
    } else if (data.size() >= 20
Tobias Hunger's avatar
Tobias Hunger committed
264
265
               && getUint8(data, 16) == 'E' && getUint8(data, 17) == 'P'
               && getUint8(data, 18) == 'O' && getUint8(data, 19) == 'C') {
266
        result.append(Abi(Abi::ArmArchitecture, Abi::SymbianOS, Abi::SymbianDeviceFlavor, Abi::ElfFormat, 32));
267
    } else if (data.size() >= 64){
Tobias Hunger's avatar
Tobias Hunger committed
268
        // Windows PE: values are LE (except for a few exceptions which we will not use here).
269

Tobias Hunger's avatar
Tobias Hunger committed
270
        // MZ header first (ZM is also allowed, but rarely used)
Robert Loehning's avatar
Robert Loehning committed
271
272
273
274
        const quint8 firstChar = getUint8(data, 0);
        const quint8 secondChar = getUint8(data, 1);
        if ((firstChar != 'M' || secondChar != 'Z') && (firstChar != 'Z' || secondChar != 'M'))
            return result;
275
276

        // Get PE/COFF header position from MZ header:
Tobias Hunger's avatar
Tobias Hunger committed
277
        qint32 pePos = getLEUint32(data, 60);
278
279
        if (pePos <= 0 || data.size() < pePos + 4 + 20) // PE magic bytes plus COFF header
            return result;
Tobias Hunger's avatar
Tobias Hunger committed
280
281
        if (getUint8(data, pePos) == 'P' && getUint8(data, pePos + 1) == 'E'
            && getUint8(data, pePos + 2) == 0 && getUint8(data, pePos + 3) == 0)
Tobias Hunger's avatar
Tobias Hunger committed
282
            result = parseCoffHeader(data.mid(pePos + 4));
283
284
285
286
287
288
289
290
    }
    return result;
}

// --------------------------------------------------------------------------
// Abi
// --------------------------------------------------------------------------

291
Abi::Abi(const Architecture &a, const OS &o,
hjk's avatar
hjk committed
292
         const OSFlavor &of, const BinaryFormat &f, unsigned char w) :
293
294
295
    m_architecture(a), m_os(o), m_osFlavor(of), m_binaryFormat(f), m_wordWidth(w)
{
    switch (m_os) {
hjk's avatar
hjk committed
296
297
    case ProjectExplorer::Abi::UnknownOS:
        m_osFlavor = UnknownFlavor;
298
        break;
hjk's avatar
hjk committed
299
300
301
    case ProjectExplorer::Abi::LinuxOS:
        if (m_osFlavor < GenericLinuxFlavor || m_osFlavor > MeegoLinuxFlavor)
            m_osFlavor = UnknownFlavor;
302
        break;
303
304
    case ProjectExplorer::Abi::BsdOS:
        m_osFlavor = FreeBsdFlavor;
305
        break;
hjk's avatar
hjk committed
306
307
308
    case ProjectExplorer::Abi::MacOS:
        if (m_osFlavor < GenericMacFlavor || m_osFlavor > GenericMacFlavor)
            m_osFlavor = UnknownFlavor;
309
        break;
hjk's avatar
hjk committed
310
311
312
    case ProjectExplorer::Abi::SymbianOS:
        if (m_osFlavor < SymbianDeviceFlavor || m_osFlavor > SymbianEmulatorFlavor)
            m_osFlavor = UnknownFlavor;
313
        break;
hjk's avatar
hjk committed
314
315
316
    case ProjectExplorer::Abi::UnixOS:
        if (m_osFlavor < GenericUnixFlavor || m_osFlavor > GenericUnixFlavor)
            m_osFlavor = UnknownFlavor;
317
        break;
hjk's avatar
hjk committed
318
    case ProjectExplorer::Abi::WindowsOS:
319
        if (m_osFlavor < WindowsMsvc2005Flavor || m_osFlavor > WindowsCEFlavor)
hjk's avatar
hjk committed
320
            m_osFlavor = UnknownFlavor;
321
322
323
324
325
        break;
    }
}

Abi::Abi(const QString &abiString) :
hjk's avatar
hjk committed
326
327
    m_architecture(UnknownArchitecture), m_os(UnknownOS),
    m_osFlavor(UnknownFlavor), m_binaryFormat(UnknownFormat), m_wordWidth(0)
328
329
330
331
{
    QStringList abiParts = abiString.split(QLatin1Char('-'));
    if (abiParts.count() >= 1) {
        if (abiParts.at(0) == QLatin1String("unknown"))
hjk's avatar
hjk committed
332
            m_architecture = UnknownArchitecture;
333
        else if (abiParts.at(0) == QLatin1String("arm"))
hjk's avatar
hjk committed
334
            m_architecture = ArmArchitecture;
335
        else if (abiParts.at(0) == QLatin1String("x86"))
hjk's avatar
hjk committed
336
            m_architecture = X86Architecture;
337
        else if (abiParts.at(0) == QLatin1String("mips"))
Tobias Hunger's avatar
Tobias Hunger committed
338
            m_architecture = MipsArchitecture;
339
        else if (abiParts.at(0) == QLatin1String("ppc"))
hjk's avatar
hjk committed
340
            m_architecture = PowerPCArchitecture;
341
        else if (abiParts.at(0) == QLatin1String("itanium"))
hjk's avatar
hjk committed
342
            m_architecture = ItaniumArchitecture;
343
344
345
346
347
348
        else
            return;
    }

    if (abiParts.count() >= 2) {
        if (abiParts.at(1) == QLatin1String("unknown"))
hjk's avatar
hjk committed
349
            m_os = UnknownOS;
350
        else if (abiParts.at(1) == QLatin1String("linux"))
hjk's avatar
hjk committed
351
            m_os = LinuxOS;
352
353
        else if (abiParts.at(1) == QLatin1String("bsd"))
            m_os = BsdOS;
354
        else if (abiParts.at(1) == QLatin1String("macos"))
hjk's avatar
hjk committed
355
            m_os = MacOS;
356
        else if (abiParts.at(1) == QLatin1String("symbian"))
hjk's avatar
hjk committed
357
            m_os = SymbianOS;
358
        else if (abiParts.at(1) == QLatin1String("unix"))
hjk's avatar
hjk committed
359
            m_os = UnixOS;
360
        else if (abiParts.at(1) == QLatin1String("windows"))
hjk's avatar
hjk committed
361
            m_os = WindowsOS;
362
        else
363

364
365
366
367
368
            return;
    }

    if (abiParts.count() >= 3) {
        if (abiParts.at(2) == QLatin1String("unknown"))
hjk's avatar
hjk committed
369
370
371
            m_osFlavor = UnknownFlavor;
        else if (abiParts.at(2) == QLatin1String("generic") && m_os == LinuxOS)
            m_osFlavor = GenericLinuxFlavor;
372
373
374
375
376
377
        else if (abiParts.at(2) == QLatin1String("freebsd") && m_os == BsdOS)
            m_osFlavor = FreeBsdFlavor;
        else if (abiParts.at(2) == QLatin1String("netbsd") && m_os == BsdOS)
            m_osFlavor = NetBsdFlavor;
        else if (abiParts.at(2) == QLatin1String("openbsd") && m_os == BsdOS)
            m_osFlavor = OpenBsdFlavor;
hjk's avatar
hjk committed
378
379
380
381
382
383
384
385
386
387
388
389
        else if (abiParts.at(2) == QLatin1String("maemo") && m_os == LinuxOS)
            m_osFlavor = MaemoLinuxFlavor;
        else if (abiParts.at(2) == QLatin1String("meego") && m_os == LinuxOS)
            m_osFlavor = MeegoLinuxFlavor;
        else if (abiParts.at(2) == QLatin1String("generic") && m_os == MacOS)
            m_osFlavor = GenericMacFlavor;
        else if (abiParts.at(2) == QLatin1String("device") && m_os == SymbianOS)
            m_osFlavor = SymbianDeviceFlavor;
        else if (abiParts.at(2) == QLatin1String("emulator") && m_os == SymbianOS)
            m_osFlavor = SymbianEmulatorFlavor;
        else if (abiParts.at(2) == QLatin1String("generic") && m_os == UnixOS)
            m_osFlavor = GenericUnixFlavor;
390
391
        else if (abiParts.at(2) == QLatin1String("solaris") && m_os == UnixOS)
            m_osFlavor = SolarisUnixFlavor;
392
393
394
395
396
397
        else if (abiParts.at(2) == QLatin1String("msvc2005") && m_os == WindowsOS)
            m_osFlavor = WindowsMsvc2005Flavor;
        else if (abiParts.at(2) == QLatin1String("msvc2008") && m_os == WindowsOS)
            m_osFlavor = WindowsMsvc2008Flavor;
        else if (abiParts.at(2) == QLatin1String("msvc2010") && m_os == WindowsOS)
            m_osFlavor = WindowsMsvc2010Flavor;
hjk's avatar
hjk committed
398
399
400
401
        else if (abiParts.at(2) == QLatin1String("msys") && m_os == WindowsOS)
            m_osFlavor = WindowsMSysFlavor;
        else if (abiParts.at(2) == QLatin1String("ce") && m_os == WindowsOS)
            m_osFlavor = WindowsCEFlavor;
402
403
404
405
406
407
        else
            return;
    }

    if (abiParts.count() >= 4) {
        if (abiParts.at(3) == QLatin1String("unknown"))
hjk's avatar
hjk committed
408
            m_binaryFormat = UnknownFormat;
409
        else if (abiParts.at(3) == QLatin1String("elf"))
hjk's avatar
hjk committed
410
            m_binaryFormat = ElfFormat;
411
        else if (abiParts.at(3) == QLatin1String("pe"))
hjk's avatar
hjk committed
412
            m_binaryFormat = PEFormat;
413
        else if (abiParts.at(3) == QLatin1String("mach_o"))
hjk's avatar
hjk committed
414
            m_binaryFormat = MachOFormat;
415
        else if (abiParts.at(3) == QLatin1String("qml_rt"))
hjk's avatar
hjk committed
416
            m_binaryFormat = RuntimeQmlFormat;
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
        else
            return;
    }

    if (abiParts.count() >= 5) {
        const QString &bits = abiParts.at(4);
        if (!bits.endsWith(QLatin1String("bit")))
            return;

        bool ok = false;
        int bitCount = bits.left(bits.count() - 3).toInt(&ok);
        if (!ok)
            return;
        if (bitCount != 8 && bitCount != 16 && bitCount != 32 && bitCount != 64)
            return;
        m_wordWidth = bitCount;
    }
}

QString Abi::toString() const
{
    QStringList dn;
    dn << toString(m_architecture);
    dn << toString(m_os);
    dn << toString(m_osFlavor);
    dn << toString(m_binaryFormat);
    dn << toString(m_wordWidth);

    return dn.join(QLatin1String("-"));
}

Tobias Hunger's avatar
Tobias Hunger committed
448
449
450
451
452
bool Abi::operator != (const Abi &other) const
{
    return !operator ==(other);
}

453
454
455
456
457
458
459
460
461
462
463
bool Abi::operator == (const Abi &other) const
{
    return m_architecture == other.m_architecture
            && m_os == other.m_os
            && m_osFlavor == other.m_osFlavor
            && m_binaryFormat == other.m_binaryFormat
            && m_wordWidth == other.m_wordWidth;
}

bool Abi::isCompatibleWith(const Abi &other) const
{
464
465
466
467
468
469
470
471
472
473
474
475
476
477
    bool isCompat = (architecture() == other.architecture() || other.architecture() == Abi::UnknownArchitecture)
                     && (os() == other.os() || other.os() == Abi::UnknownOS)
                     && (osFlavor() == other.osFlavor() || other.osFlavor() == Abi::UnknownFlavor)
                     && (binaryFormat() == other.binaryFormat() || other.binaryFormat() == Abi::UnknownFormat)
                     && ((wordWidth() == other.wordWidth() && wordWidth() != 0) || other.wordWidth() == 0);
    // *-linux-generic-* is compatible with *-linux-*:
    if (!isCompat && architecture() == other.architecture()
                 && os() == other.os()
                 && osFlavor() == GenericLinuxFlavor
                 && other.os() == LinuxOS
                 && binaryFormat() == other.binaryFormat()
                 && wordWidth() == other.wordWidth())
        isCompat = true;
    return isCompat;
478
479
480
481
}

bool Abi::isValid() const
{
hjk's avatar
hjk committed
482
483
484
485
    return m_architecture != UnknownArchitecture
            && m_os != UnknownOS
            && m_osFlavor != UnknownFlavor
            && m_binaryFormat != UnknownFormat
486
487
488
            && m_wordWidth != 0;
}

Tobias Hunger's avatar
Tobias Hunger committed
489
490
491
492
493
494
495
496
497
bool Abi::isNull() const
{
    return m_architecture == UnknownArchitecture
            && m_os == UnknownOS
            && m_osFlavor == UnknownFlavor
            && m_binaryFormat == UnknownFormat
            && m_wordWidth == 0;
}

498
499
500
QString Abi::toString(const Architecture &a)
{
    switch (a) {
hjk's avatar
hjk committed
501
    case ArmArchitecture:
502
        return QLatin1String("arm");
hjk's avatar
hjk committed
503
    case X86Architecture:
504
        return QLatin1String("x86");
Tobias Hunger's avatar
Tobias Hunger committed
505
    case MipsArchitecture:
506
        return QLatin1String("mips");
hjk's avatar
hjk committed
507
    case PowerPCArchitecture:
508
        return QLatin1String("ppc");
hjk's avatar
hjk committed
509
    case ItaniumArchitecture:
510
        return QLatin1String("itanium");
hjk's avatar
hjk committed
511
    case UnknownArchitecture: // fall through!
512
513
514
515
516
517
518
519
    default:
        return QLatin1String("unknown");
    }
}

QString Abi::toString(const OS &o)
{
    switch (o) {
hjk's avatar
hjk committed
520
    case LinuxOS:
521
        return QLatin1String("linux");
522
523
    case BsdOS:
        return QLatin1String("bsd");
hjk's avatar
hjk committed
524
    case MacOS:
525
        return QLatin1String("macos");
hjk's avatar
hjk committed
526
    case SymbianOS:
527
        return QLatin1String("symbian");
hjk's avatar
hjk committed
528
    case UnixOS:
529
        return QLatin1String("unix");
hjk's avatar
hjk committed
530
    case WindowsOS:
531
        return QLatin1String("windows");
hjk's avatar
hjk committed
532
    case UnknownOS: // fall through!
533
534
535
536
537
    default:
        return QLatin1String("unknown");
    };
}

hjk's avatar
hjk committed
538
QString Abi::toString(const OSFlavor &of)
539
540
{
    switch (of) {
hjk's avatar
hjk committed
541
    case ProjectExplorer::Abi::GenericLinuxFlavor:
542
        return QLatin1String("generic");
543
544
545
546
547
548
    case ProjectExplorer::Abi::FreeBsdFlavor:
        return QLatin1String("freebsd");
    case ProjectExplorer::Abi::NetBsdFlavor:
        return QLatin1String("netbsd");
    case ProjectExplorer::Abi::OpenBsdFlavor:
        return QLatin1String("openbsd");
hjk's avatar
hjk committed
549
    case ProjectExplorer::Abi::MaemoLinuxFlavor:
550
        return QLatin1String("maemo");
hjk's avatar
hjk committed
551
    case ProjectExplorer::Abi::HarmattanLinuxFlavor:
552
        return QLatin1String("harmattan");
hjk's avatar
hjk committed
553
    case ProjectExplorer::Abi::MeegoLinuxFlavor:
554
        return QLatin1String("meego");
hjk's avatar
hjk committed
555
    case ProjectExplorer::Abi::GenericMacFlavor:
556
        return QLatin1String("generic");
hjk's avatar
hjk committed
557
    case ProjectExplorer::Abi::SymbianDeviceFlavor:
558
        return QLatin1String("device");
hjk's avatar
hjk committed
559
    case ProjectExplorer::Abi::SymbianEmulatorFlavor:
560
        return QLatin1String("emulator");
hjk's avatar
hjk committed
561
    case ProjectExplorer::Abi::GenericUnixFlavor:
562
        return QLatin1String("generic");
563
564
    case ProjectExplorer::Abi::SolarisUnixFlavor:
        return QLatin1String("solaris");
565
566
567
568
569
570
    case ProjectExplorer::Abi::WindowsMsvc2005Flavor:
        return QLatin1String("msvc2005");
    case ProjectExplorer::Abi::WindowsMsvc2008Flavor:
        return QLatin1String("msvc2008");
    case ProjectExplorer::Abi::WindowsMsvc2010Flavor:
        return QLatin1String("msvc2010");
hjk's avatar
hjk committed
571
    case ProjectExplorer::Abi::WindowsMSysFlavor:
572
        return QLatin1String("msys");
hjk's avatar
hjk committed
573
    case ProjectExplorer::Abi::WindowsCEFlavor:
574
        return QLatin1String("ce");
575
    case ProjectExplorer::Abi::UnknownFlavor: // fall through!
576
577
578
579
580
581
582
583
    default:
        return QLatin1String("unknown");
    }
}

QString Abi::toString(const BinaryFormat &bf)
{
    switch (bf) {
hjk's avatar
hjk committed
584
    case ElfFormat:
585
        return QLatin1String("elf");
hjk's avatar
hjk committed
586
    case PEFormat:
587
        return QLatin1String("pe");
hjk's avatar
hjk committed
588
    case MachOFormat:
589
        return QLatin1String("mach_o");
hjk's avatar
hjk committed
590
    case RuntimeQmlFormat:
591
        return QLatin1String("qml_rt");
hjk's avatar
hjk committed
592
    case UnknownFormat: // fall through!
593
594
595
596
597
598
599
600
601
602
603
604
    default:
        return QLatin1String("unknown");
    }
}

QString Abi::toString(int w)
{
    if (w == 0)
        return QLatin1String("unknown");
    return QString::fromLatin1("%1bit").arg(w);
}

605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
QList<Abi::OSFlavor> Abi::flavorsForOs(const Abi::OS &o)
{
    QList<OSFlavor> result;
    switch (o) {
    case BsdOS:
        return result << FreeBsdFlavor << OpenBsdFlavor << NetBsdFlavor;
    case LinuxOS:
        return result << GenericLinuxFlavor << HarmattanLinuxFlavor << MaemoLinuxFlavor << MeegoLinuxFlavor;
    case MacOS:
        return result << GenericMacFlavor;
    case SymbianOS:
        return  result << SymbianDeviceFlavor << SymbianEmulatorFlavor;
    case UnixOS:
        return result << GenericUnixFlavor << SolarisUnixFlavor;
    case WindowsOS:
        return result << WindowsMsvc2005Flavor << WindowsMsvc2008Flavor << WindowsMsvc2010Flavor
                      << WindowsMSysFlavor << WindowsCEFlavor;
    case UnknownOS:
        return result << UnknownFlavor;
    default:
        break;
    }
    return result;
}
629
630
631
632

Abi Abi::hostAbi()
{
    Architecture arch = QTC_CPU; // define set by qmake
hjk's avatar
hjk committed
633
634
635
    OS os = UnknownOS;
    OSFlavor subos = UnknownFlavor;
    BinaryFormat format = UnknownFormat;
636
637

#if defined (Q_OS_WIN)
hjk's avatar
hjk committed
638
    os = WindowsOS;
639
640
641
642
643
644
645
646
647
#if _MSC_VER == 1600
    subos = WindowsMsvc2010Flavor;
#elif _MSC_VER == 1500
    subos = WindowsMsvc2008Flavor;
#elif _MSC_VER == 1400
    subos = WindowsMsvc2005Flavor;
#elif defined (mingw32)
    subos = WindowsMSysFlavor;
#endif
hjk's avatar
hjk committed
648
    format = PEFormat;
649
#elif defined (Q_OS_LINUX)
hjk's avatar
hjk committed
650
651
652
    os = LinuxOS;
    subos = GenericLinuxFlavor;
    format = ElfFormat;
653
#elif defined (Q_OS_MAC)
hjk's avatar
hjk committed
654
655
656
    os = MacOS;
    subos = GenericMacFlavor;
    format = MachOFormat;
657
658
659
660
661
662
663
#endif

    return Abi(arch, os, subos, format, QSysInfo::WordSize);
}

QList<Abi> Abi::abisOfBinary(const QString &path)
{
664
    QList<Abi> tmp;
665
    if (path.isEmpty())
666
        return tmp;
667
668
669

    QFile f(path);
    if (!f.exists())
670
        return tmp;
671
672
673

    f.open(QFile::ReadOnly);
    QByteArray data = f.read(1024);
674
    if (data.size() >= 67
Tobias Hunger's avatar
Tobias Hunger committed
675
676
677
            && getUint8(data, 0) == '!' && getUint8(data, 1) == '<' && getUint8(data, 2) == 'a'
            && getUint8(data, 3) == 'r' && getUint8(data, 4) == 'c' && getUint8(data, 5) == 'h'
            && getUint8(data, 6) == '>' && getUint8(data, 7) == 0x0a) {
678
        // We got an ar file: possibly a static lib for ELF, PE or Mach-O
679
680
681
682
683

        data = data.mid(8); // Cut of ar file magic
        quint64 offset = 8;

        while (!data.isEmpty()) {
Tobias Hunger's avatar
Tobias Hunger committed
684
            if ((getUint8(data, 58) != 0x60 || getUint8(data, 59) != 0x0a)) {
685
                qWarning() << path << ": Thought it was an ar-file, but it is not!";
686
                break;
687
            }
688

689
690
691
692
693
            const QString fileName = QString::fromLocal8Bit(data.mid(0, 16));
            quint64 fileNameOffset = 0;
            if (fileName.startsWith(QLatin1String("#1/")))
                fileNameOffset = fileName.mid(3).toInt();
            const QString fileLength = QString::fromAscii(data.mid(48, 10));
694

Tobias Hunger's avatar
Tobias Hunger committed
695
            int toSkip = 60 + fileNameOffset;
696
            offset += fileLength.toInt() + 60 /* header */;
697
698
699
700
701

            tmp.append(abiOf(data.mid(toSkip)));
            if (tmp.isEmpty() && fileName == QLatin1String("/0              "))
                tmp = parseCoffHeader(data.mid(toSkip, 20)); // This might be windws...

702
703
            if (!tmp.isEmpty()
                    && tmp.at(0).binaryFormat() != Abi::MachOFormat)
704
                break;
705

706
            offset += (offset % 2); // ar is 2 byte aligned
707
            f.seek(offset);
708
            data = f.read(1024);
709
        }
710
    } else {
711
        tmp = abiOf(data);
712
    }
713
714
    f.close();

715
716
717
718
719
720
721
    // Remove duplicates:
    QList<Abi> result;
    foreach (const Abi &a, tmp) {
        if (!result.contains(a))
            result.append(a);
    }

722
723
724
725
    return result;
}

} // namespace ProjectExplorer
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749

// Unit tests:
#ifdef WITH_TESTS
#   include <QTest>
#   include <QtCore/QFileInfo>

#   include "projectexplorer.h"

void ProjectExplorer::ProjectExplorerPlugin::testAbiOfBinary_data()
{
    QTest::addColumn<QString>("file");
    QTest::addColumn<QStringList>("abis");

    QTest::newRow("no file")
            << QString()
            << (QStringList());
    QTest::newRow("non existing file")
            << QString::fromLatin1("/does/not/exist")
            << (QStringList());

    // Set up prefix for test data now that we can be sure to have some tests to run:
    QString prefix = qgetenv("QTC_TEST_EXTRADATALOCATION");
    if (prefix.isEmpty())
        return;
750
751
    prefix += "/projectexplorer/abi";

752
753
754
755
756
757
758
759
760
761
    QFileInfo fi(prefix);
    if (!fi.exists() || !fi.isDir())
        return;
    prefix = fi.absoluteFilePath();

    QTest::newRow("text file")
            << QString::fromLatin1("%1/broken/text.txt").arg(prefix)
            << (QStringList());

    QTest::newRow("static QtCore: win msvc2008")
762
            << QString::fromLatin1("%1/static/win-msvc2008-release.lib").arg(prefix)
763
            << (QStringList() << QString::fromLatin1("x86-windows-unknown-pe-32bit"));
764
    QTest::newRow("static QtCore: win msvc2008 II")
765
            << QString::fromLatin1("%1/static/win-msvc2008-release2.lib").arg(prefix)
766
            << (QStringList() << QString::fromLatin1("x86-windows-unknown-pe-64bit"));
767
    QTest::newRow("static QtCore: win msvc2008 (debug)")
768
            << QString::fromLatin1("%1/static/win-msvc2008-debug.lib").arg(prefix)
769
            << (QStringList() << QString::fromLatin1("x86-windows-unknown-pe-32bit"));
770
    QTest::newRow("static QtCore: win mingw")
771
            << QString::fromLatin1("%1/static/win-mingw.a").arg(prefix)
772
            << (QStringList() << QString::fromLatin1("x86-windows-unknown-pe-32bit"));
773
    QTest::newRow("static QtCore: mac (debug)")
774
            << QString::fromLatin1("%1/static/mac-32bit-debug.a").arg(prefix)
775
776
            << (QStringList() << QString::fromLatin1("x86-macos-generic-mach_o-32bit"));
    QTest::newRow("static QtCore: linux 32bit")
777
            << QString::fromLatin1("%1/static/linux-32bit-release.a").arg(prefix)
778
779
            << (QStringList() << QString::fromLatin1("x86-linux-generic-elf-32bit"));
    QTest::newRow("static QtCore: linux 64bit")
780
            << QString::fromLatin1("%1/static/linux-64bit-release.a").arg(prefix)
781
782
783
            << (QStringList() << QString::fromLatin1("x86-linux-generic-elf-64bit"));

    QTest::newRow("static stdc++: mac fat")
784
            << QString::fromLatin1("%1/static/mac-fat.a").arg(prefix)
785
786
787
788
789
            << (QStringList() << QString::fromLatin1("x86-macos-generic-mach_o-32bit")
                              << QString::fromLatin1("ppc-macos-generic-mach_o-32bit")
                              << QString::fromLatin1("x86-macos-generic-mach_o-64bit"));

    QTest::newRow("dynamic QtCore: symbian")
790
            << QString::fromLatin1("%1/dynamic/symbian.dll").arg(prefix)
791
792
            << (QStringList() << QString::fromLatin1("arm-symbian-device-elf-32bit"));
    QTest::newRow("dynamic QtCore: win msvc2010 64bit")
793
            << QString::fromLatin1("%1/dynamic/win-msvc2010-64bit.dll").arg(prefix)
794
795
            << (QStringList() << QString::fromLatin1("x86-windows-msvc2010-pe-64bit"));
    QTest::newRow("dynamic QtCore: win msvc2008 32bit")
796
            << QString::fromLatin1("%1/dynamic/win-msvc2008-32bit.dll").arg(prefix)
797
798
            << (QStringList() << QString::fromLatin1("x86-windows-msvc2008-pe-32bit"));
    QTest::newRow("dynamic QtCore: win msvc2005 32bit")
799
            << QString::fromLatin1("%1/dynamic/win-msvc2005-32bit.dll").arg(prefix)
800
801
            << (QStringList() << QString::fromLatin1("x86-windows-msvc2005-pe-32bit"));
    QTest::newRow("dynamic QtCore: win msys 32bit")
802
            << QString::fromLatin1("%1/dynamic/win-mingw-32bit.dll").arg(prefix)
803
            << (QStringList() << QString::fromLatin1("x86-windows-msys-pe-32bit"));
804
805
806
    QTest::newRow("dynamic QtCore: wince msvc2005 32bit")
            << QString::fromLatin1("%1/dynamic/wince-32bit.dll").arg(prefix)
            << (QStringList() << QString::fromLatin1("mips-windows-msvc2005-pe-32bit"));
807
    QTest::newRow("dynamic stdc++: mac fat")
808
            << QString::fromLatin1("%1/dynamic/mac-fat.dylib").arg(prefix)
809
810
811
            << (QStringList() << QString::fromLatin1("x86-macos-generic-mach_o-32bit")
                              << QString::fromLatin1("ppc-macos-generic-mach_o-32bit")
                              << QString::fromLatin1("x86-macos-generic-mach_o-64bit"));
812
    QTest::newRow("dynamic QtCore: arm linux 32bit")
813
            << QString::fromLatin1("%1/dynamic/arm-linux.so").arg(prefix)
814
            << (QStringList() << QString::fromLatin1("arm-linux-generic-elf-32bit"));
Tobias Hunger's avatar
Tobias Hunger committed
815
816
817
    QTest::newRow("dynamic QtCore: arm linux 32bit (angstrom)")
            << QString::fromLatin1("%1/dynamic/arm-angstrom-linux.so").arg(prefix)
            << (QStringList() << QString::fromLatin1("arm-linux-generic-elf-32bit"));
Tobias Hunger's avatar
Tobias Hunger committed
818
    QTest::newRow("dynamic QtCore: mips linux 32bit")
819
            << QString::fromLatin1("%1/dynamic/mips-linux.so").arg(prefix)
Tobias Hunger's avatar
Tobias Hunger committed
820
            << (QStringList() << QString::fromLatin1("mips-linux-generic-elf-32bit"));
821
822
823
    QTest::newRow("dynamic QtCore: projectexplorer/abi/static/win-msvc2010-32bit.libppc be linux 32bit")
            << QString::fromLatin1("%1/dynamic/ppcbe-linux-32bit.so").arg(prefix)
            << (QStringList() << QString::fromLatin1("ppc-linux-generic-elf-32bit"));
824
    QTest::newRow("dynamic QtCore: x86 freebsd 64bit")
825
            << QString::fromLatin1("%1/dynamic/freebsd-elf-64bit.so").arg(prefix)
826
827
            << (QStringList() << QString::fromLatin1("x86-bsd-freebsd-elf-64bit"));
    QTest::newRow("dynamic QtCore: x86 freebsd 64bit")
828
            << QString::fromLatin1("%1/dynamic/freebsd-elf-64bit.so").arg(prefix)
829
830
            << (QStringList() << QString::fromLatin1("x86-bsd-freebsd-elf-64bit"));
    QTest::newRow("dynamic QtCore: x86 freebsd 32bit")
831
            << QString::fromLatin1("%1/dynamic/freebsd-elf-32bit.so").arg(prefix)
832
            << (QStringList() << QString::fromLatin1("x86-bsd-freebsd-elf-32bit"));
833
834
835
836
837
838
839
840
841
842
843
844
845
}

void ProjectExplorer::ProjectExplorerPlugin::testAbiOfBinary()
{
    QFETCH(QString, file);
    QFETCH(QStringList, abis);

    QList<ProjectExplorer::Abi> result = Abi::abisOfBinary(file);
    QCOMPARE(result.count(), abis.count());
    for (int i = 0; i < abis.count(); ++i)
        QCOMPARE(result.at(i).toString(), abis.at(i));
}

846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
void ProjectExplorer::ProjectExplorerPlugin::testFlavorForOs()
{
    QList<QList<ProjectExplorer::Abi::OSFlavor> > flavorLists;
    for (int i = 0; i != static_cast<int>(Abi::UnknownOS); ++i)
        flavorLists.append(Abi::flavorsForOs(static_cast<Abi::OS>(i)));

    int foundCounter = 0;
    for (int i = 0; i != Abi::UnknownFlavor; ++i) {
        foundCounter = 0;
        // make sure i is in exactly on of the flavor lists!
        foreach (const QList<Abi::OSFlavor> &l, flavorLists) {
            QVERIFY(!l.contains(Abi::UnknownFlavor));
            if (l.contains(static_cast<Abi::OSFlavor>(i)))
                ++foundCounter;
        }
        QCOMPARE(foundCounter, 1);
    }
}

865
#endif