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OS (macOS): add fast path for code name detection

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This commit is contained in:
李通洲
2023-06-07 14:30:03 +08:00
parent 399cfe2fbc
commit 4af44a40bf
1 changed files with 48 additions and 2 deletions
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src/detection/os/os_apple.m
+48 -2
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@@ -24,7 +24,52 @@ static void parseSystemVersion(FFOSResult* os)
ffStrbufInitS(&os->buildID, value.UTF8String);
}
void parseOSXSoftwareLicense(FFOSResult* os)
static bool detectOSCodeName(FFOSResult* os)
{
// https://en.wikipedia.org/wiki/MacOS_version_history
char* str_end;
const char* version = os->version.chars;
unsigned long num = strtoul(version, &str_end, 10);
if (str_end == version) return false;
switch (num)
{
case 14: ffStrbufAppendS(&os->codename, "Sonoma"); return true;
case 13: ffStrbufAppendS(&os->codename, "Ventura"); return true;
case 12: ffStrbufAppendS(&os->codename, "Monterey"); return true;
case 11: ffStrbufAppendS(&os->codename, "Big Sur"); return true;
case 10: {
version = str_end + 1;
num = strtoul(version, &str_end, 10);
if (str_end == version) return false;
switch (num)
{
case 16: ffStrbufAppendS(&os->codename, "Big Sur"); return true;
case 15: ffStrbufAppendS(&os->codename, "Catalina"); return true;
case 14: ffStrbufAppendS(&os->codename, "Mojave"); return true;
case 13: ffStrbufAppendS(&os->codename, "High Sierra"); return true;
case 12: ffStrbufAppendS(&os->codename, "Sierra"); return true;
case 11: ffStrbufAppendS(&os->codename, "El Capitan"); return true;
case 10: ffStrbufAppendS(&os->codename, "Yosemite"); return true;
case 9: ffStrbufAppendS(&os->codename, "Mavericks"); return true;
case 8: ffStrbufAppendS(&os->codename, "Mountain Lion"); return true;
case 7: ffStrbufAppendS(&os->codename, "Lion"); return true;
case 6: ffStrbufAppendS(&os->codename, "Snow Leopard"); return true;
case 5: ffStrbufAppendS(&os->codename, "Leopard"); return true;
case 4: ffStrbufAppendS(&os->codename, "Tiger"); return true;
case 3: ffStrbufAppendS(&os->codename, "Panther"); return true;
case 2: ffStrbufAppendS(&os->codename, "Jaguar"); return true;
case 1: ffStrbufAppendS(&os->codename, "Puma"); return true;
case 0: ffStrbufAppendS(&os->codename, "Cheetah"); return true;
}
}
}
return false;
}
static void parseOSXSoftwareLicense(FFOSResult* os)
{
FILE* rtf = fopen("/System/Library/CoreServices/Setup Assistant.app/Contents/Resources/en.lproj/OSXSoftwareLicense.rtf", "r");
if(rtf == NULL)
@@ -81,5 +126,6 @@ void ffDetectOSImpl(FFOSResult* os, const FFinstance* instance)
ffStrbufAppend(&os->prettyName, &os->name);
ffStrbufAppend(&os->versionID, &os->version);
parseOSXSoftwareLicense(os);
if(!detectOSCodeName(os))
parseOSXSoftwareLicense(os);
}