// Set Monitor Sleep Time routine
static OSStatus SetDisplaySleepTime (AuthorizationRef auth,
const void * userData,
CFDictionaryRef request,
CFMutableDictionaryRef response,
aslclient asl,
aslmsg aslMsg) {
assert(auth != NULL);
assert(request != NULL);
assert(response != NULL);
char command[256];
int retValue = 0;
CFNumberRef parameter = (CFNumberRef) CFDictionaryGetValue(request, CFSTR("param"));
int value = 0;
if (!CFNumberGetValue(parameter, kCFNumberSInt32Type, &value))
return BASErrnoToOSStatus(EINVAL);
sprintf(command, "/usr/bin/pmset -a displaysleep %i", value);
retValue = system(command);
return retValue;
}
static OSStatus DoGetLowNumberedPorts(
AuthorizationRef auth,
const void * userData,
CFDictionaryRef request,
CFMutableDictionaryRef response,
aslclient asl,
aslmsg aslMsg
)
// Implements the kSampleLowNumberedPortsCommand. Opens three low-numbered ports
// and adds them to the descriptor array in the response dictionary.
{
OSStatus retval = noErr;
CFMutableArrayRef descArray = NULL;
// Pre-conditions
assert(auth != NULL);
// userData may be NULL
assert(request != NULL);
assert(response != NULL);
// asl may be NULL
// aslMsg may be NULL
descArray = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
if (descArray == NULL) {
retval = coreFoundationUnknownErr;
}
if (retval == noErr) {
retval = OpenAndBindDescAndAppendToArray(130, descArray, asl, aslMsg);
}
if (retval == noErr) {
retval = OpenAndBindDescAndAppendToArray(131, descArray, asl, aslMsg);
}
if (retval == noErr) {
if ( CFDictionaryContainsKey(request, CFSTR(kSampleLowNumberedPortsForceFailure)) ) {
retval = BASErrnoToOSStatus( EADDRINUSE );
} else {
retval = OpenAndBindDescAndAppendToArray(132, descArray, asl, aslMsg);
}
}
if (retval == noErr) {
CFDictionaryAddValue(response, CFSTR(kBASDescriptorArrayKey), descArray);
}
// Clean up.
if (retval != noErr) {
BASCloseDescriptorArray(descArray);
}
if (descArray != NULL) {
CFRelease(descArray);
}
return retval;
}
static OSStatus OpenAndBindDescAndAppendToArray(
uint16_t port, // in host byte order
CFMutableArrayRef descArray,
aslclient asl,
aslmsg aslMsg
)
// A helper routine for DoGetLowNumberedPorts. Opens a TCP port and
// stashes the resulting descriptor in descArray.
{
OSStatus retval;
int err;
int desc;
CFNumberRef descNum;
// Pre-conditions
assert(port != 0);
assert(descArray != NULL);
// asl may be NULL
// aslMsg may be NULL
descNum = NULL;
retval = noErr;
desc = socket(AF_INET, SOCK_STREAM, 0);
if (desc < 0) {
retval = BASErrnoToOSStatus(errno);
}
if (retval == noErr) {
descNum = CFNumberCreate(NULL, kCFNumberIntType, &desc);
if (descNum == NULL) {
retval = coreFoundationUnknownErr;
}
}
if (retval == 0) {
struct sockaddr_in addr;
memset(&addr, 0, sizeof(addr));
addr.sin_len = sizeof(addr);
addr.sin_family = AF_INET;
addr.sin_port = htons(port);
static const int kOne = 1;
err = setsockopt(desc, SOL_SOCKET, SO_REUSEADDR, (void *)&kOne, sizeof(kOne));
if (err < 0) {
retval = BASErrnoToOSStatus(errno);
}
if (retval == noErr) {
err = bind(desc, (struct sockaddr *) &addr, sizeof(addr));
if (err < 0) {
retval = BASErrnoToOSStatus(errno);
}
}
}
if (retval == noErr) {
CFArrayAppendValue(descArray, descNum);
}
if (retval == noErr) {
err = asl_log(asl, aslMsg, ASL_LEVEL_DEBUG, "Opened port %u", (unsigned int) port);
} else {
errno = BASOSStatusToErrno(retval); // so that %m can pick it up
err = asl_log(asl, aslMsg, ASL_LEVEL_ERR, "Failed to open port %u: %m", (unsigned int) port);
}
assert(err == 0);
// Clean up.
if ( (retval != noErr) && (desc != -1) ) {
err = close(desc);
assert(err == 0);
}
if (descNum != NULL) {
CFRelease(descNum);
}
return retval;
}
