void addArch(
KcgenArgs * toolArgs,
const NXArchInfo * arch)
{
if (CFArrayContainsValue(toolArgs->targetArchs,
RANGE_ALL(toolArgs->targetArchs), arch))
{
return;
}
CFArrayAppendValue(toolArgs->targetArchs, arch);
}
void filterKextID(const void * vValue, void * vContext)
{
CFStringRef kextID = (CFStringRef)vValue;
FilterIDContext * context = (FilterIDContext *)vContext;
OSKextRef theKext = OSKextGetKextWithIdentifier(kextID);
if (!theKext) {
char kextIDCString[KMOD_MAX_NAME];
CFStringGetCString(kextID, kextIDCString, sizeof(kextIDCString),
kCFStringEncodingUTF8);
if (context->optional) {
OSKextLog(/* kext */ NULL,
kOSKextLogErrorLevel | kOSKextLogGeneralFlag,
"Can't find kext with optional identifier %s; skipping.", kextIDCString);
} else {
OSKextLog(/* kext */ NULL,
kOSKextLogErrorLevel | kOSKextLogGeneralFlag,
"Error - can't find kext with identifier %s.", kextIDCString);
context->error = TRUE;
}
goto finish;
}
if (checkKextForProblems(context->toolArgs, theKext, context->arch)) {
if (!context->optional) {
OSKextLog(/* kext */ NULL,
kOSKextLogErrorLevel | kOSKextLogGeneralFlag,
"Error - a required kext was omitted");
context->error = true;
}
goto finish;
}
if (!CFArrayContainsValue(context->kextArray,
RANGE_ALL(context->kextArray), theKext))
{
CFArrayAppendValue(context->kextArray, theKext);
}
finish:
return;
}
void printKextInfo(CFDictionaryRef kextInfo, KextstatArgs * toolArgs)
{
CFBooleanRef isKernelComponent = NULL; // do not release
CFNumberRef loadTag = NULL; // do not release
CFNumberRef retainCount = NULL; // do not release
CFNumberRef loadAddress = NULL; // do not release
CFNumberRef loadSize = NULL; // do not release
CFNumberRef wiredSize = NULL; // do not release
CFStringRef bundleID = NULL; // do not release
CFStringRef bundleVersion = NULL; // do not release
CFArrayRef dependencyLoadTags = NULL; // do not release
CFMutableArrayRef sortedLoadTags = NULL; // must release
uint32_t loadTagValue = kOSKextInvalidLoadTag;
uint32_t retainCountValue = (uint32_t)-1;
uint64_t loadAddressValue = (uint64_t)-1;
uint32_t loadSizeValue = (uint32_t)-1;
uint32_t wiredSizeValue = (uint32_t)-1;
uint32_t cpuTypeValue = (uint32_t)-1;
uint32_t cpuSubTypeValue = (uint32_t)-1;
char * bundleIDCString = NULL; // must free
char * bundleVersionCString = NULL; // must free
CFIndex count, i;
loadTag = (CFNumberRef)CFDictionaryGetValue(kextInfo,
CFSTR(kOSBundleLoadTagKey));
retainCount = (CFNumberRef)CFDictionaryGetValue(kextInfo,
CFSTR(kOSBundleRetainCountKey));
loadAddress = (CFNumberRef)CFDictionaryGetValue(kextInfo,
CFSTR(kOSBundleLoadAddressKey));
loadSize = (CFNumberRef)CFDictionaryGetValue(kextInfo,
CFSTR(kOSBundleLoadSizeKey));
wiredSize = (CFNumberRef)CFDictionaryGetValue(kextInfo,
CFSTR(kOSBundleWiredSizeKey));
bundleID = (CFStringRef)CFDictionaryGetValue(kextInfo,
kCFBundleIdentifierKey);
bundleVersion = (CFStringRef)CFDictionaryGetValue(kextInfo,
kCFBundleVersionKey);
dependencyLoadTags = (CFArrayRef)CFDictionaryGetValue(kextInfo,
CFSTR(kOSBundleDependenciesKey));
/* If the -k flag was given, skip any kernel components unless
* they are explicitly requested.
*/
if (toolArgs->flagNoKernelComponents) {
isKernelComponent = (CFBooleanRef)CFDictionaryGetValue(kextInfo,
CFSTR(kOSKernelResourceKey));
if (isKernelComponent && CFBooleanGetValue(isKernelComponent)) {
if (bundleID &&
kCFNotFound == CFArrayGetFirstIndexOfValue(toolArgs->bundleIDs,
RANGE_ALL(toolArgs->bundleIDs), bundleID)) {
goto finish;
}
}
}
if (!getNumValue(loadTag, kCFNumberSInt32Type, &loadTagValue)) {
loadTagValue = kOSKextInvalidLoadTag;
}
/* Never print the info for the kernel (loadTag 0, id __kernel__).
*/
if (loadTagValue == 0) {
goto finish;
}
if (!getNumValue(retainCount, kCFNumberSInt32Type, &retainCountValue)) {
retainCountValue = (uint32_t)-1;
}
if (!getNumValue(loadAddress, kCFNumberSInt64Type, &loadAddressValue)) {
loadAddressValue = (uint64_t)-1;
}
if (!getNumValue(loadSize, kCFNumberSInt32Type, &loadSizeValue)) {
loadSizeValue = (uint32_t)-1;
}
if (!getNumValue(wiredSize, kCFNumberSInt32Type, &wiredSizeValue)) {
wiredSizeValue = (uint32_t)-1;
}
if (!getNumValue(((CFNumberRef)CFDictionaryGetValue(kextInfo, CFSTR(kOSBundleCPUTypeKey))), kCFNumberSInt32Type, &cpuTypeValue)) {
cpuTypeValue = (uint32_t)-1;
}
if (!getNumValue(((CFNumberRef)CFDictionaryGetValue(kextInfo, CFSTR(kOSBundleCPUSubtypeKey))), kCFNumberSInt32Type, &cpuSubTypeValue)) {
cpuSubTypeValue = (uint32_t)-1;
}
bundleIDCString = createUTF8CStringForCFString(bundleID);
bundleVersionCString = createUTF8CStringForCFString(bundleVersion);
/* First column has no leading space.
*
* These field widths are from the old kextstat, may want to change them.
*/
if (loadTagValue == kOSKextInvalidLoadTag) {
fprintf(stdout, "%5s", kStringInvalidShort);
} else {
fprintf(stdout, "%5d", loadTagValue);
}
if (retainCountValue == (uint32_t)-1) {
fprintf(stdout, " %4s", kStringInvalidShort);
} else {
fprintf(stdout, " %4d", retainCountValue);
}
if (toolArgs->runningKernelArch->cputype & CPU_ARCH_ABI64) {
if (loadAddressValue == (uint64_t)-1) {
fprintf(stdout, " %-18s", kStringInvalidLong);
} else {
fprintf(stdout, " %#-18llx", (uint64_t)loadAddressValue);
}
} else {
if (loadAddressValue == (uint64_t)-1) {
fprintf(stdout, " %-10s", kStringInvalidLong);
} else {
fprintf(stdout, " %#-10x", (uint32_t)loadAddressValue);
}
}
if (loadSizeValue == (uint32_t)-1) {
fprintf(stdout, " %-10s", kStringInvalidLong);
} else {
fprintf(stdout, " %#-10x", loadSizeValue);
}
if (wiredSizeValue == (uint32_t)-1) {
fprintf(stdout, " %-10s", kStringInvalidLong);
} else {
fprintf(stdout, " %#-10x", wiredSizeValue);
}
if (toolArgs->flagShowArchitecture) {
// include kext cputype/cpusubtype info
if (cpuTypeValue == (uint32_t) -1) {
fprintf(stdout, " %10s/%-7s", kStringInvalidLong, kStringInvalidLong);
}
else {
const NXArchInfo * archName = NXGetArchInfoFromCpuType(cpuTypeValue, cpuSubTypeValue);
if (archName != NULL) {
fprintf(stdout, " %-18s", archName->name);
}
else {
fprintf(stdout, " %#010x/%#-7x", cpuTypeValue, cpuSubTypeValue);
}
}
}
fprintf(stdout, " %s",
bundleIDCString ? bundleIDCString : kStringInvalidLong);
fprintf(stdout, " (%s)",
bundleVersionCString ? bundleVersionCString : kStringInvalidLong);
if (dependencyLoadTags && CFArrayGetCount(dependencyLoadTags)) {
sortedLoadTags = CFArrayCreateMutableCopy(kCFAllocatorDefault, 0,
dependencyLoadTags);
if (!sortedLoadTags) {
OSKextLogMemError();
goto finish;
}
CFArraySortValues(sortedLoadTags, RANGE_ALL(sortedLoadTags),
&compareNumbers, /* context */ NULL);
fprintf(stdout, " <");
count = CFArrayGetCount(sortedLoadTags);
for (i = 0; i < count; i++) {
loadTag = (CFNumberRef)CFArrayGetValueAtIndex(sortedLoadTags, i);
if (!getNumValue(loadTag, kCFNumberSInt32Type, &loadTagValue)) {
loadTagValue = kOSKextInvalidLoadTag;
}
if (loadTagValue == kOSKextInvalidLoadTag) {
fprintf(stdout, "%s%s", i == 0 ? "" : " ", kStringInvalidShort);
} else {
fprintf(stdout, "%s%d", i == 0 ? "" : " ", loadTagValue);
}
}
fprintf(stdout, ">");
}
fprintf(stdout, "\n");
finish:
SAFE_RELEASE(sortedLoadTags);
SAFE_FREE(bundleIDCString);
SAFE_FREE(bundleVersionCString);
return;
}
