version 1.72, 2008/12/02 09:00:52
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version 1.79.2.1, 2013/06/03 22:35:13
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#if defined(PEGASUS_OS_TYPE_WINDOWS) | #if defined(PEGASUS_OS_TYPE_WINDOWS) |
# include "SystemWindows.cpp" | # include "SystemWindows.cpp" |
#elif defined(PEGASUS_OS_TYPE_UNIX) || defined(PEGASUS_OS_VMS) |
#elif defined(PEGASUS_OS_TYPE_UNIX) |
# include "SystemPOSIX.cpp" | # include "SystemPOSIX.cpp" |
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# include "SystemUnix.cpp" |
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#elif defined(PEGASUS_OS_VMS) |
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# include "SystemPOSIX.cpp" |
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# include "SystemVms.cpp" |
#else | #else |
# error "Unsupported platform" | # error "Unsupported platform" |
#endif | #endif |
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Boolean System::bindVerbose = false; | Boolean System::bindVerbose = false; |
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Mutex System::_mutexForGetHostName; |
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Mutex System::_mutexForGetFQHN; |
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String System::_hostname; |
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String System::_fullyQualifiedHostname; |
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Boolean System::copyFile(const char* fromPath, const char* toPath) | Boolean System::copyFile(const char* fromPath, const char* toPath) |
{ | { |
ifstream is(fromPath PEGASUS_IOS_BINARY); | ifstream is(fromPath PEGASUS_IOS_BINARY); |
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return r; | return r; |
} | } |
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bool System::strncasecmp( |
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const char* s1, |
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size_t s1_l, |
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const char* s2, |
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size_t s2_l) |
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{ |
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// Function is even faster than System::strcasecmp() |
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if (s1_l != s2_l) |
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{ |
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return false; |
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} |
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Uint8* p = (Uint8*)s1; |
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Uint8* q = (Uint8*)s2; |
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register int len = s1_l; |
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// lets do a loop-unrolling optimized compare here |
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while (len >= 8) |
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{ |
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if ((_toLowerTable[p[0]]-_toLowerTable[q[0]]) || |
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(_toLowerTable[p[1]]-_toLowerTable[q[1]]) || |
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(_toLowerTable[p[2]]-_toLowerTable[q[2]]) || |
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(_toLowerTable[p[3]]-_toLowerTable[q[3]]) || |
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(_toLowerTable[p[4]]-_toLowerTable[q[4]]) || |
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(_toLowerTable[p[5]]-_toLowerTable[q[5]]) || |
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(_toLowerTable[p[6]]-_toLowerTable[q[6]]) || |
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(_toLowerTable[p[7]]-_toLowerTable[q[7]])) |
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{ |
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return false; |
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} |
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len -= 8; |
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p += 8; |
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q += 8; |
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} |
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while (len >= 4) |
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{ |
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if ((_toLowerTable[p[0]]-_toLowerTable[q[0]]) || |
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(_toLowerTable[p[1]]-_toLowerTable[q[1]]) || |
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(_toLowerTable[p[2]]-_toLowerTable[q[2]]) || |
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(_toLowerTable[p[3]]-_toLowerTable[q[3]])) |
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{ |
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return false; |
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} |
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len -= 4; |
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p += 4; |
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q += 4; |
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} |
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while (len--) |
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{ |
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if ((_toLowerTable[p[0]]-_toLowerTable[q[0]])) |
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{ |
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return false; |
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} |
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p++; |
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q++; |
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} |
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return true; |
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} |
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// Return the just the file name from the path into basename | // Return the just the file name from the path into basename |
char *System::extract_file_name(const char *fullpath, char *basename) | char *System::extract_file_name(const char *fullpath, char *basename) |
{ | { |
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return dirname; | return dirname; |
} | } |
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String System::getHostName() |
//Wrapper on ::gethostname to be used in different parts of |
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//this file avoiding class membership fee |
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// |
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// If gethostname() fails, an empty or truncated value is used. |
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static void _get_hostName(char *hostname, const Uint32 len) |
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{ |
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if( 0 > gethostname(hostname, len)) |
{ | { |
static String _hostname; |
hostname[0] = 0; |
static MutexType _mutex = PEGASUS_MUTEX_INITIALIZER; |
PEG_TRACE((TRC_OS_ABSTRACTION, Tracer::LEVEL1, |
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"gethostname failed: %s", |
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(const char*)PEGASUS_SYSTEM_ERRORMSG.getCString())); |
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} |
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} |
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String System::getHostName() |
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{ |
// Use double-checked locking pattern to avoid overhead of | // Use double-checked locking pattern to avoid overhead of |
// mutex on subsequent calls. | // mutex on subsequent calls. |
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if (0 == _hostname.size()) | if (0 == _hostname.size()) |
{ | { |
mutex_lock(&_mutex); |
AutoMutex lock(_mutexForGetHostName); |
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if (0 == _hostname.size()) | if (0 == _hostname.size()) |
{ | { |
char hostname[PEGASUS_MAXHOSTNAMELEN + 1]; | char hostname[PEGASUS_MAXHOSTNAMELEN + 1]; |
// If gethostname() fails, an empty or truncated value is used. |
_get_hostName(hostname, sizeof(hostname)); |
hostname[0] = 0; |
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gethostname(hostname, sizeof(hostname)); |
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hostname[sizeof(hostname)-1] = 0; | hostname[sizeof(hostname)-1] = 0; |
_hostname.assign(hostname); | _hostname.assign(hostname); |
} | } |
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mutex_unlock(&_mutex); |
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} | } |
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return _hostname; | return _hostname; |
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{ | { |
char hostName[PEGASUS_MAXHOSTNAMELEN + 1]; | char hostName[PEGASUS_MAXHOSTNAMELEN + 1]; |
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// Get the short name of the local host. |
_get_hostName(hostName, sizeof(hostName)); |
// If gethostname() fails, an empty or truncated value is used. |
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hostName[0] = 0; |
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gethostname(hostName, sizeof(hostName)); |
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hostName[sizeof(hostName)-1] = 0; | hostName[sizeof(hostName)-1] = 0; |
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#if defined(PEGASUS_OS_ZOS)|| \ | #if defined(PEGASUS_OS_ZOS)|| \ |
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String System::getFullyQualifiedHostName() | String System::getFullyQualifiedHostName() |
{ | { |
static String _hostname; |
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static MutexType _mutex = PEGASUS_MUTEX_INITIALIZER; |
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// Use double-checked locking pattern to avoid overhead of | // Use double-checked locking pattern to avoid overhead of |
// mutex on subsequent calls. | // mutex on subsequent calls. |
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if (0 == _hostname.size()) |
if (0 == _fullyQualifiedHostname.size()) |
{ | { |
mutex_lock(&_mutex); |
AutoMutex lock(_mutexForGetFQHN); |
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if (0 == _hostname.size()) |
if (0 == _fullyQualifiedHostname.size()) |
{ |
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try |
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{ | { |
_hostname = _getFullyQualifiedHostName(); |
_fullyQualifiedHostname = _getFullyQualifiedHostName(); |
} | } |
catch (...) |
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{ |
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mutex_unlock(&_mutex); |
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throw; |
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} | } |
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return _fullyQualifiedHostname; |
} | } |
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mutex_unlock(&_mutex); |
void System::setHostName(const String & hostName) |
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{ |
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AutoMutex lock(_mutexForGetHostName); |
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_hostname.assign(hostName); |
} | } |
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return _hostname; |
void System::setFullyQualifiedHostName(const String & fullHostName) |
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{ |
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AutoMutex lock(_mutexForGetFQHN); |
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_fullyQualifiedHostname.assign(fullHostName); |
} | } |
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Boolean System::getHostIP(const String &hostName, int *af, String &hostIP) | Boolean System::getHostIP(const String &hostName, int *af, String &hostIP) |
{ | { |
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CString hostNameCString = hostName.getCString(); |
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char localHostName[PEGASUS_MAXHOSTNAMELEN+1] = {}; |
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const char* hostNamePtr; |
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// In case hostName equals _hostname or _fullyQualifiedHostname |
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// we need to use the system-supplied hostname instead for IP resolution |
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// _hostname or _fullyQualifiedHostname might be configured values |
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// which cannot be resolved by the system to an IP address |
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if (String::equalNoCase(hostName, _hostname) || |
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String::equalNoCase(hostName, _fullyQualifiedHostname)) |
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{ |
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_get_hostName(localHostName, sizeof(localHostName)); |
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hostNamePtr= (const char*) localHostName; |
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} |
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else |
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{ |
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hostNamePtr = hostNameCString; |
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} |
#ifdef PEGASUS_ENABLE_IPV6 | #ifdef PEGASUS_ENABLE_IPV6 |
struct addrinfo *info, hints; | struct addrinfo *info, hints; |
memset (&hints, 0, sizeof(struct addrinfo)); | memset (&hints, 0, sizeof(struct addrinfo)); |
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hints.ai_family = *af; | hints.ai_family = *af; |
hints.ai_protocol = IPPROTO_TCP; | hints.ai_protocol = IPPROTO_TCP; |
hints.ai_socktype = SOCK_STREAM; | hints.ai_socktype = SOCK_STREAM; |
if (!getAddrInfo(hostName.getCString(), 0, &hints, &info)) |
if (!getAddrInfo(hostNamePtr, 0, &hints, &info)) |
{ | { |
char ipAddress[PEGASUS_INET_ADDRSTR_LEN]; | char ipAddress[PEGASUS_INET_ADDRSTR_LEN]; |
HostAddress::convertBinaryToText(info->ai_family, | HostAddress::convertBinaryToText(info->ai_family, |
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hints.ai_family = *af; | hints.ai_family = *af; |
hints.ai_protocol = IPPROTO_TCP; | hints.ai_protocol = IPPROTO_TCP; |
hints.ai_socktype = SOCK_STREAM; | hints.ai_socktype = SOCK_STREAM; |
if (!getAddrInfo(hostName.getCString(), 0, &hints, &info)) |
if (!getAddrInfo(hostNamePtr, 0, &hints, &info)) |
{ | { |
char ipAddress[PEGASUS_INET6_ADDRSTR_LEN]; | char ipAddress[PEGASUS_INET6_ADDRSTR_LEN]; |
HostAddress::convertBinaryToText(info->ai_family, | HostAddress::convertBinaryToText(info->ai_family, |
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struct hostent* hostEntry; | struct hostent* hostEntry; |
struct in_addr inaddr; | struct in_addr inaddr; |
String ipAddress; | String ipAddress; |
CString hostNameCString = hostName.getCString(); |
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const char* hostNamePtr = hostNameCString; |
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char hostEntryBuffer[8192]; | char hostEntryBuffer[8192]; |
struct hostent hostEntryStruct; | struct hostent hostEntryStruct; |
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#ifdef PEGASUS_ENABLE_IPV6 | #ifdef PEGASUS_ENABLE_IPV6 |
struct in6_addr ip6 = PEGASUS_IPV6_LOOPBACK_INIT; | struct in6_addr ip6 = PEGASUS_IPV6_LOOPBACK_INIT; |
#endif | #endif |
Uint32 ip4 = PEGASUS_IPV4_LOOPBACK_INIT; |
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switch (af) | switch (af) |
{ | { |
#ifdef PEGASUS_ENABLE_IPV6 | #ifdef PEGASUS_ENABLE_IPV6 |
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Uint32 tmp; | Uint32 tmp; |
memcpy(&tmp, binIPAddress, sizeof(Uint32)); | memcpy(&tmp, binIPAddress, sizeof(Uint32)); |
Uint32 n = ntohl(tmp); | Uint32 n = ntohl(tmp); |
return !memcmp(&ip4, &n, sizeof (ip4)); |
return n >= PEGASUS_IPV4_LOOPBACK_RANGE_START && |
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n <= PEGASUS_IPV4_LOOPBACK_RANGE_END; |
} | } |
} | } |
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Boolean System::isLocalHost(const String &hostName) | Boolean System::isLocalHost(const String &hostName) |
{ | { |
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// if value of hostName is "localhost" or equals the value of _hostname or |
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// equals the value of _fullyQualifiedHostname we can safely assume it to |
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// be the local host |
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if (String::equalNoCase(hostName,String("localhost")) || |
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String::equalNoCase(hostName, _hostname) || |
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String::equalNoCase(hostName, _fullyQualifiedHostname)) |
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{ |
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return true; |
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} |
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// Get all ip addresses on the node and compare them with the given hostname. | // Get all ip addresses on the node and compare them with the given hostname. |
#ifdef PEGASUS_ENABLE_IPV6 | #ifdef PEGASUS_ENABLE_IPV6 |
CString csName = hostName.getCString(); | CString csName = hostName.getCString(); |
struct addrinfo hints, *res1, *res2, *res1root, *res2root; | struct addrinfo hints, *res1, *res2, *res1root, *res2root; |
char localHostName[PEGASUS_MAXHOSTNAMELEN]; | char localHostName[PEGASUS_MAXHOSTNAMELEN]; |
gethostname(localHostName, PEGASUS_MAXHOSTNAMELEN); |
_get_hostName(localHostName, sizeof(localHostName)); |
Boolean isLocal = false; | Boolean isLocal = false; |
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memset(&hints, 0, sizeof(hints)); | memset(&hints, 0, sizeof(hints)); |
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if (!hostNameIsIPNotation) // if hostname is not an IP address | if (!hostNameIsIPNotation) // if hostname is not an IP address |
{ | { |
// localhost ? |
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if (String::equalNoCase(hostName,String("localhost"))) return true; |
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char localHostName[PEGASUS_MAXHOSTNAMELEN]; | char localHostName[PEGASUS_MAXHOSTNAMELEN]; |
CString cstringLocalHostName = System::getHostName().getCString(); | CString cstringLocalHostName = System::getHostName().getCString(); |
strcpy(localHostName, (const char*) cstringLocalHostName); | strcpy(localHostName, (const char*) cstringLocalHostName); |
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char hostName[PEGASUS_MAXHOSTNAMELEN + 1]; | char hostName[PEGASUS_MAXHOSTNAMELEN + 1]; |
if (String::equalNoCase("localhost", String(name))) | if (String::equalNoCase("localhost", String(name))) |
{ | { |
gethostname(hostName, PEGASUS_MAXHOSTNAMELEN); |
_get_hostName(hostName, sizeof(hostName)); |
hostName[sizeof(hostName) - 1] = 0; | hostName[sizeof(hostName) - 1] = 0; |
hostEntry = gethostbyname(hostName); | hostEntry = gethostbyname(hostName); |
} | } |
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return hostEntry; | return hostEntry; |
} | } |
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#if defined(PEGASUS_OS_ZOS) || \ |
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defined(PEGASUS_OS_VMS) || \ |
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defined(PEGASUS_ENABLE_IPV6) |
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int System::getAddrInfo( | int System::getAddrInfo( |
const char *hostname, | const char *hostname, |
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struct addrinfo **res) | struct addrinfo **res) |
{ | { |
int rc = 0; | int rc = 0; |
unsigned int maxTries = 5; |
Uint16 maxTries = 5; |
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#ifdef PEGASUS_OS_PASE | #ifdef PEGASUS_OS_PASE |
CString hostNameCString; | CString hostNameCString; |
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} | } |
#endif | #endif |
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while ((rc = getaddrinfo(hostname, |
do |
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{ |
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rc = getaddrinfo(hostname, |
servname, | servname, |
hints, | hints, |
res)) == EAI_AGAIN && |
res); |
maxTries-- > 0) |
if( 0 != rc && rc != EAI_AGAIN) |
; |
{ |
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PEG_TRACE((TRC_OS_ABSTRACTION, Tracer::LEVEL1, |
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"getaddrinfo failed: %s",gai_strerror(rc))); |
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break; |
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} |
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} while( rc == EAI_AGAIN && --maxTries > 0); |
return rc; | return rc; |
} | } |
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int flags) | int flags) |
{ | { |
int rc = 0; | int rc = 0; |
unsigned int maxTries = 5; |
Uint16 maxTries = 5; |
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do |
while ((rc = getnameinfo(sa, |
{ |
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rc = getnameinfo(sa, |
salen, | salen, |
host, | host, |
hostlen, | hostlen, |
serv, | serv, |
servlen, | servlen, |
flags)) == EAI_AGAIN && |
flags); |
maxTries-- > 0) |
if( rc != 0 && rc != EAI_AGAIN) |
; |
{ |
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PEG_TRACE((TRC_OS_ABSTRACTION, Tracer::LEVEL1, |
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"getnameinfo failed: %s",gai_strerror(rc))); |
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break; |
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} |
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} while( rc == EAI_AGAIN && --maxTries > 0); |
return rc; | return rc; |
} | } |
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#endif |
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// System ID constants for Logger::put and Logger::trace | // System ID constants for Logger::put and Logger::trace |
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#ifdef PEGASUS_FLAVOR |
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const String System::CIMLISTENER = "cimlistener" PEGASUS_FLAVOR; |
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#else |
const String System::CIMLISTENER = "cimlistener"; // Listener systme ID | const String System::CIMLISTENER = "cimlistener"; // Listener systme ID |
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#endif |
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PEGASUS_NAMESPACE_END | PEGASUS_NAMESPACE_END |