henrike@webrtc.org | f7795df | 2014-05-13 18:00:26 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2007 The WebRTC Project Authors. All rights reserved. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license |
| 5 | * that can be found in the LICENSE file in the root of the source |
| 6 | * tree. An additional intellectual property rights grant can be found |
| 7 | * in the file PATENTS. All contributing project authors may |
| 8 | * be found in the AUTHORS file in the root of the source tree. |
| 9 | */ |
| 10 | |
| 11 | #include <sstream> |
| 12 | |
| 13 | #include "webrtc/base/common.h" |
| 14 | #include "webrtc/base/logging.h" |
| 15 | #include "webrtc/base/macutils.h" |
| 16 | #include "webrtc/base/scoped_ptr.h" |
| 17 | #include "webrtc/base/stringutils.h" |
| 18 | |
| 19 | namespace rtc { |
| 20 | |
| 21 | /////////////////////////////////////////////////////////////////////////////// |
| 22 | |
| 23 | bool ToUtf8(const CFStringRef str16, std::string* str8) { |
| 24 | if ((NULL == str16) || (NULL == str8)) { |
| 25 | return false; |
| 26 | } |
| 27 | size_t maxlen = CFStringGetMaximumSizeForEncoding(CFStringGetLength(str16), |
| 28 | kCFStringEncodingUTF8) + 1; |
| 29 | scoped_ptr<char[]> buffer(new char[maxlen]); |
| 30 | if (!buffer || !CFStringGetCString(str16, buffer.get(), maxlen, |
| 31 | kCFStringEncodingUTF8)) { |
| 32 | return false; |
| 33 | } |
| 34 | str8->assign(buffer.get()); |
| 35 | return true; |
| 36 | } |
| 37 | |
| 38 | bool ToUtf16(const std::string& str8, CFStringRef* str16) { |
| 39 | if (NULL == str16) { |
| 40 | return false; |
| 41 | } |
| 42 | *str16 = CFStringCreateWithBytes(kCFAllocatorDefault, |
| 43 | reinterpret_cast<const UInt8*>(str8.data()), |
| 44 | str8.length(), kCFStringEncodingUTF8, |
| 45 | false); |
| 46 | return NULL != *str16; |
| 47 | } |
| 48 | |
| 49 | #if defined(WEBRTC_MAC) && !defined(WEBRTC_IOS) |
| 50 | void DecodeFourChar(UInt32 fc, std::string* out) { |
| 51 | std::stringstream ss; |
| 52 | ss << '\''; |
| 53 | bool printable = true; |
| 54 | for (int i = 3; i >= 0; --i) { |
| 55 | char ch = (fc >> (8 * i)) & 0xFF; |
| 56 | if (isprint(static_cast<unsigned char>(ch))) { |
| 57 | ss << ch; |
| 58 | } else { |
| 59 | printable = false; |
| 60 | break; |
| 61 | } |
| 62 | } |
| 63 | if (printable) { |
| 64 | ss << '\''; |
| 65 | } else { |
| 66 | ss.str(""); |
| 67 | ss << "0x" << std::hex << fc; |
| 68 | } |
| 69 | out->append(ss.str()); |
| 70 | } |
| 71 | |
| 72 | static bool GetGestalt(OSType ostype, int* value) { |
| 73 | ASSERT(NULL != value); |
| 74 | SInt32 native_value; |
| 75 | OSStatus result = Gestalt(ostype, &native_value); |
| 76 | if (noErr == result) { |
| 77 | *value = native_value; |
| 78 | return true; |
| 79 | } |
| 80 | std::string str; |
| 81 | DecodeFourChar(ostype, &str); |
| 82 | LOG_E(LS_ERROR, OS, result) << "Gestalt(" << str << ")"; |
| 83 | return false; |
| 84 | } |
| 85 | |
| 86 | bool GetOSVersion(int* major, int* minor, int* bugfix) { |
| 87 | ASSERT(major && minor && bugfix); |
| 88 | if (!GetGestalt(gestaltSystemVersion, major)) { |
| 89 | return false; |
| 90 | } |
| 91 | if (*major < 0x1040) { |
| 92 | *bugfix = *major & 0xF; |
| 93 | *minor = (*major >> 4) & 0xF; |
| 94 | *major = (*major >> 8); |
| 95 | return true; |
| 96 | } |
| 97 | return GetGestalt(gestaltSystemVersionMajor, major) && |
| 98 | GetGestalt(gestaltSystemVersionMinor, minor) && |
| 99 | GetGestalt(gestaltSystemVersionBugFix, bugfix); |
| 100 | } |
| 101 | |
| 102 | MacOSVersionName GetOSVersionName() { |
| 103 | int major = 0, minor = 0, bugfix = 0; |
| 104 | if (!GetOSVersion(&major, &minor, &bugfix)) { |
| 105 | return kMacOSUnknown; |
| 106 | } |
| 107 | if (major > 10) { |
| 108 | return kMacOSNewer; |
| 109 | } |
| 110 | if ((major < 10) || (minor < 3)) { |
| 111 | return kMacOSOlder; |
| 112 | } |
| 113 | switch (minor) { |
| 114 | case 3: |
| 115 | return kMacOSPanther; |
| 116 | case 4: |
| 117 | return kMacOSTiger; |
| 118 | case 5: |
| 119 | return kMacOSLeopard; |
| 120 | case 6: |
| 121 | return kMacOSSnowLeopard; |
| 122 | case 7: |
| 123 | return kMacOSLion; |
| 124 | case 8: |
| 125 | return kMacOSMountainLion; |
| 126 | case 9: |
| 127 | return kMacOSMavericks; |
| 128 | } |
| 129 | return kMacOSNewer; |
| 130 | } |
| 131 | |
| 132 | bool GetQuickTimeVersion(std::string* out) { |
| 133 | int ver; |
| 134 | if (!GetGestalt(gestaltQuickTimeVersion, &ver)) { |
| 135 | return false; |
| 136 | } |
| 137 | |
| 138 | std::stringstream ss; |
| 139 | ss << std::hex << ver; |
| 140 | *out = ss.str(); |
| 141 | return true; |
| 142 | } |
| 143 | |
| 144 | bool RunAppleScript(const std::string& script) { |
| 145 | // TODO(thaloun): Add a .mm file that contains something like this: |
| 146 | // NSString source from script |
| 147 | // NSAppleScript* appleScript = [[NSAppleScript alloc] initWithSource:&source] |
| 148 | // if (appleScript != nil) { |
| 149 | // [appleScript executeAndReturnError:nil] |
| 150 | // [appleScript release] |
| 151 | #ifndef CARBON_DEPRECATED |
| 152 | ComponentInstance component = NULL; |
| 153 | AEDesc script_desc; |
| 154 | AEDesc result_data; |
| 155 | OSStatus err; |
| 156 | OSAID script_id, result_id; |
| 157 | |
| 158 | AECreateDesc(typeNull, NULL, 0, &script_desc); |
| 159 | AECreateDesc(typeNull, NULL, 0, &result_data); |
| 160 | script_id = kOSANullScript; |
| 161 | result_id = kOSANullScript; |
| 162 | |
| 163 | component = OpenDefaultComponent(kOSAComponentType, typeAppleScript); |
| 164 | if (component == NULL) { |
| 165 | LOG(LS_ERROR) << "Failed opening Apple Script component"; |
| 166 | return false; |
| 167 | } |
| 168 | err = AECreateDesc(typeUTF8Text, script.data(), script.size(), &script_desc); |
| 169 | if (err != noErr) { |
| 170 | CloseComponent(component); |
| 171 | LOG(LS_ERROR) << "Failed creating Apple Script description"; |
| 172 | return false; |
| 173 | } |
| 174 | |
| 175 | err = OSACompile(component, &script_desc, kOSAModeCanInteract, &script_id); |
| 176 | if (err != noErr) { |
| 177 | AEDisposeDesc(&script_desc); |
| 178 | if (script_id != kOSANullScript) { |
| 179 | OSADispose(component, script_id); |
| 180 | } |
| 181 | CloseComponent(component); |
| 182 | LOG(LS_ERROR) << "Error compiling Apple Script"; |
| 183 | return false; |
| 184 | } |
| 185 | |
| 186 | err = OSAExecute(component, script_id, kOSANullScript, kOSAModeCanInteract, |
| 187 | &result_id); |
| 188 | |
| 189 | if (err == errOSAScriptError) { |
| 190 | LOG(LS_ERROR) << "Error when executing Apple Script: " << script; |
| 191 | AECreateDesc(typeNull, NULL, 0, &result_data); |
| 192 | OSAScriptError(component, kOSAErrorMessage, typeChar, &result_data); |
| 193 | int len = AEGetDescDataSize(&result_data); |
| 194 | char* data = (char*) malloc(len); |
| 195 | if (data != NULL) { |
| 196 | err = AEGetDescData(&result_data, data, len); |
| 197 | LOG(LS_ERROR) << "Script error: " << data; |
| 198 | } |
| 199 | AEDisposeDesc(&script_desc); |
| 200 | AEDisposeDesc(&result_data); |
| 201 | return false; |
| 202 | } |
| 203 | AEDisposeDesc(&script_desc); |
| 204 | if (script_id != kOSANullScript) { |
| 205 | OSADispose(component, script_id); |
| 206 | } |
| 207 | if (result_id != kOSANullScript) { |
| 208 | OSADispose(component, result_id); |
| 209 | } |
| 210 | CloseComponent(component); |
| 211 | return true; |
| 212 | #else |
| 213 | // TODO(thaloun): Support applescripts with the NSAppleScript API. |
| 214 | return false; |
| 215 | #endif // CARBON_DEPRECATED |
| 216 | } |
| 217 | #endif // WEBRTC_MAC && !defined(WEBRTC_IOS) |
| 218 | |
| 219 | /////////////////////////////////////////////////////////////////////////////// |
| 220 | |
| 221 | } // namespace rtc |