X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmUtil.cxx;h=64562315c175020eda0d3480eed3b2d2407c1ade;hb=40f0708d21ca92b35385f00e44f671eb7bef37d0;hp=c56e707b41ab74d2bac047a2f984fbb81448ba17;hpb=112340c6c14f46e5e575eccc072b6b82bb97e2aa;p=gdcm.git diff --git a/src/gdcmUtil.cxx b/src/gdcmUtil.cxx index c56e707b..64562315 100644 --- a/src/gdcmUtil.cxx +++ b/src/gdcmUtil.cxx @@ -3,8 +3,8 @@ Program: gdcm Module: $RCSfile: gdcmUtil.cxx,v $ Language: C++ - Date: $Date: 2005/01/08 23:00:23 $ - Version: $Revision: 1.85 $ + Date: $Date: 2005/02/11 19:09:30 $ + Version: $Revision: 1.136 $ Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de l'Image). All rights reserved. See Doc/License.txt or @@ -25,11 +25,17 @@ #include #include +#if defined(_MSC_VER) || defined(__BORLANDC__) || defined(__MINGW32__) +#include +#else +#include +#endif + #include //only included in implementation file #include //only included in implementation file -#if defined(_MSC_VER) - #include // for gethostname & gethostbyname +#if defined(_MSC_VER) || defined(__MINGW32__) + #include // for gethostname and gethostbyname #undef GetCurrentTime #else #ifndef __BORLANDC__ @@ -38,22 +44,72 @@ #endif #endif +// For GetMACAddress +#ifdef _WIN32 + #include + #include +#else + #include + #include + #include + #include +#endif + +#ifdef CMAKE_HAVE_SYS_IOCTL_H + #include // For SIOCGIFCONF on Linux +#endif +#ifdef CMAKE_HAVE_SYS_SOCKET_H + #include +#endif +#ifdef CMAKE_HAVE_SYS_SOCKIO_H + #include // For SIOCGIFCONF on SunOS +#endif +#ifdef CMAKE_HAVE_NET_IF_H + #include +#endif +#ifdef CMAKE_HAVE_NETINET_IN_H + #include //For IPPROTO_IP +#endif +#ifdef CMAKE_HAVE_NET_IF_DL_H + #include +#endif +#if defined(CMAKE_HAVE_NET_IF_ARP_H) && defined(__sun) + // This is absolutely necessary on SunOS + #include +#endif + +// For GetCurrentThreadID() +#ifdef __linux__ + #include + #include +#endif +#ifdef __sun + #include +#endif + namespace gdcm { +//------------------------------------------------------------------------- +const std::string Util::GDCM_UID = "1.2.826.0.1.3680043.2.1143"; +std::string Util::RootUID = GDCM_UID; + +//------------------------------------------------------------------------- +// Public /** - * \ingroup Globals * \brief Provide a better 'c++' approach for sprintf * For example c code is: - * sprintf(trash, "%04x|%04x", group , element); + * sprintf(trash, "%04x|%04x", group , elem); * - * c++ is + * c++ code is * std::ostringstream buf; * buf << std::right << std::setw(4) << std::setfill('0') << std::hex * << group << "|" << std::right << std::setw(4) << std::setfill('0') - * << std::hex << element; + * << std::hex << elem; * buf.str(); + * + * gdcm style code is + * Format("%04x|%04x", group , elem); */ - std::string Util::Format(const char *format, ...) { char buffer[2048]; @@ -68,12 +124,11 @@ std::string Util::Format(const char *format, ...) /** - * \ingroup Globals * \brief Because not available in C++ (?) */ void Util::Tokenize (const std::string &str, std::vector &tokens, - const std::string& delimiters) + const std::string &delimiters) { std::string::size_type lastPos = str.find_first_not_of(delimiters,0); std::string::size_type pos = str.find_first_of (delimiters,lastPos); @@ -86,7 +141,6 @@ void Util::Tokenize (const std::string &str, } /** - * \ingroup Globals * \brief Because not available in C++ (?) * Counts the number of occurences of a substring within a string */ @@ -112,7 +166,6 @@ int Util::CountSubstring (const std::string &str, } /** - * \ingroup Globals * \brief Weed out a string from the non-printable characters (in order * to avoid corrupting the terminal of invocation when printing) * @param s string to remove non printable characters from @@ -144,7 +197,6 @@ std::string Util::CreateCleanString(std::string const &s) } /** - * \ingroup Globals * \brief Add a SEPARATOR to the end of the name is necessary * @param pathname file/directory name to normalize */ @@ -164,7 +216,6 @@ std::string Util::NormalizePath(std::string const &pathname) } /** - * \ingroup Globals * \brief Get the (directory) path from a full path file name * @param fullName file/directory name to extract Path from */ @@ -186,7 +237,6 @@ std::string Util::GetPath(std::string const &fullName) } /** - * \ingroup Util * \brief Get the (last) name of a full path file name * @param fullName file/directory name to extract end name from */ @@ -208,7 +258,6 @@ std::string Util::GetName(std::string const &fullName) } /** - * \ingroup Util * \brief Get the current date of the system in a dicom string */ std::string Util::GetCurrentDate() @@ -221,7 +270,6 @@ std::string Util::GetCurrentDate() } /** - * \ingroup Util * \brief Get the current time of the system in a dicom string */ std::string Util::GetCurrentTime() @@ -233,6 +281,83 @@ std::string Util::GetCurrentTime() return tmp; } +/** + * \brief Get both the date and time at the same time to avoid problem + * around midnight where two call could be before and after midnight + */ +std::string Util::GetCurrentDateTime() +{ + char tmp[40]; + long milliseconds; + time_t timep; + + // We need implementation specific functions to obtain millisecond precision +#if defined(_MSC_VER) || defined(__BORLANDC__) || defined(__MINGW32__) + struct timeb tb; + ::ftime(&tb); + timep = tb.time; + milliseconds = tb.millitm; +#else + struct timeval tv; + gettimeofday (&tv, NULL); + timep = tv.tv_sec; + // Compute milliseconds from microseconds. + milliseconds = tv.tv_usec / 1000; +#endif + // Obtain the time of day, and convert it to a tm struct. + struct tm *ptm = localtime (&timep); + // Format the date and time, down to a single second. + strftime (tmp, sizeof (tmp), "%Y%m%d%H%M%S", ptm); + + // Add milliseconds + std::string r = tmp; + r += Format("%03ld", milliseconds); + + return r; +} + +unsigned int Util::GetCurrentThreadID() +{ +// FIXME the implementation is far from complete +#if defined(_MSC_VER) || defined(__BORLANDC__) || defined(__MINGW32__) + return (unsigned int)GetCurrentThreadId(); +#endif +#ifdef __linux__ + return 0; + // Doesn't work on fedora, but is in the man page... + //return (unsigned int)gettid(); +#endif +#ifdef __sun + return (unsigned int)thr_self(); +#else + //default implementation + return 0; +#endif +} + +unsigned int Util::GetCurrentProcessID() +{ +#if defined(_MSC_VER) || defined(__BORLANDC__) || defined(__MINGW32__) + // NOTE: There is also a _getpid()... + return (unsigned int)GetCurrentProcessId(); +#else + // get process identification, POSIX + return (unsigned int)getpid(); +#endif +} + +/** + * \brief tells us if the processor we are working with is BigEndian or not + */ +bool Util::IsCurrentProcessorBigEndian() +{ +#ifdef GDCM_WORDS_BIGENDIAN + return true; +#else + return false; +#endif +} + /** * \brief Create a /DICOM/ string: * It should a of even length (no odd length ever) @@ -249,15 +374,14 @@ std::string Util::DicomString(const char *s, size_t l) } /** - * \ingroup Util * \brief Create a /DICOM/ string: - * It should a of even lenght (no odd length ever) + * It should a of even length (no odd length ever) * It can contain as many (if you are reading this from your * editor the following character is is backslash followed by zero * that needed to be escaped with an extra backslash for doxygen) \\0 * as you want. * This function is similar to DicomString(const char*), - * except it doesn't take a lenght. + * except it doesn't take a length. * It only pad with a null character if length is odd */ std::string Util::DicomString(const char *s) @@ -273,10 +397,9 @@ std::string Util::DicomString(const char *s) } /** - * \ingroup Util * \brief Safely compare two Dicom String: - * - Both string should be of even lenght - * - We allow padding of even lenght string by either a null + * - Both string should be of even length + * - We allow padding of even length string by either a null * character of a space */ bool Util::DicomStringEqual(const std::string &s1, const char *s2) @@ -291,300 +414,70 @@ bool Util::DicomStringEqual(const std::string &s1, const char *s2) return s1_even == s2_even; } - - -/** - * \ingroup Util - * \brief tells us if the processor we are working with is BigEndian or not - */ -bool Util::IsCurrentProcessorBigEndian() -{ - uint16_t intVal = 1; - uint8_t bigEndianRepr[4] = { 0x00, 0x00, 0x00, 0x01 }; - int res = memcmp(reinterpret_cast(&intVal), - reinterpret_cast(bigEndianRepr), 4); - if (res == 0) - return true; - else - return false; -} - - -#include -#include -#include - #ifdef _WIN32 -#include -#include -typedef BOOL(WINAPI * pSnmpExtensionInit) ( - IN DWORD dwTimeZeroReference, - OUT HANDLE * hPollForTrapEvent, - OUT AsnObjectIdentifier * supportedView); - -typedef BOOL(WINAPI * pSnmpExtensionTrap) ( - OUT AsnObjectIdentifier * enterprise, - OUT AsnInteger * genericTrap, - OUT AsnInteger * specificTrap, - OUT AsnTimeticks * timeStamp, - OUT RFC1157VarBindList * variableBindings); - -typedef BOOL(WINAPI * pSnmpExtensionQuery) ( - IN BYTE requestType, - IN OUT RFC1157VarBindList * variableBindings, - OUT AsnInteger * errorStatus, - OUT AsnInteger * errorIndex); - -typedef BOOL(WINAPI * pSnmpExtensionInitEx) ( - OUT AsnObjectIdentifier * supportedView); -#else -#include //for bzero on unix + typedef BOOL(WINAPI * pSnmpExtensionInit) ( + IN DWORD dwTimeZeroReference, + OUT HANDLE * hPollForTrapEvent, + OUT AsnObjectIdentifier * supportedView); + + typedef BOOL(WINAPI * pSnmpExtensionTrap) ( + OUT AsnObjectIdentifier * enterprise, + OUT AsnInteger * genericTrap, + OUT AsnInteger * specificTrap, + OUT AsnTimeticks * timeStamp, + OUT RFC1157VarBindList * variableBindings); + + typedef BOOL(WINAPI * pSnmpExtensionQuery) ( + IN BYTE requestType, + IN OUT RFC1157VarBindList * variableBindings, + OUT AsnInteger * errorStatus, + OUT AsnInteger * errorIndex); + + typedef BOOL(WINAPI * pSnmpExtensionInitEx) ( + OUT AsnObjectIdentifier * supportedView); #endif //_WIN32 -#ifdef __linux__ -#include -#include -#include -#include -#include -#endif - -#ifdef __FreeBSD__ -#include -#include -#include -#include -#endif - -#ifdef __HP_aCC -#include -#endif - -#ifdef _AIX -#include -#include -#endif - -#ifdef __APPLE__ - -#include - -#include -#include -#include -#include - -//static kern_return_t FindEthernetInterfaces(io_iterator_t *matchingServices); -//static kern_return_t GetMACAddress(io_iterator_t intfIterator, UInt8 *MACAddress); - -// Returns an iterator containing the primary (built-in) Ethernet interface. The caller is responsible for -// releasing the iterator after the caller is done with it. -static kern_return_t FindEthernetInterfaces(io_iterator_t *matchingServices) -{ - kern_return_t kernResult; - mach_port_t masterPort; - CFMutableDictionaryRef matchingDict; - CFMutableDictionaryRef propertyMatchDict; - - // Retrieve the Mach port used to initiate communication with I/O Kit - kernResult = IOMasterPort(MACH_PORT_NULL, &masterPort); - if (KERN_SUCCESS != kernResult) - { - printf("IOMasterPort returned %d\n", kernResult); - return kernResult; - } - - // Ethernet interfaces are instances of class kIOEthernetInterfaceClass. - // IOServiceMatching is a convenience function to create a dictionary with the key kIOProviderClassKey and - // the specified value. - matchingDict = IOServiceMatching(kIOEthernetInterfaceClass); - - // Note that another option here would be: - // matchingDict = IOBSDMatching("en0"); - - if (NULL == matchingDict) - { - printf("IOServiceMatching returned a NULL dictionary.\n"); - } - else { - // Each IONetworkInterface object has a Boolean property with the key kIOPrimaryInterface. Only the - // primary (built-in) interface has this property set to TRUE. - - // IOServiceGetMatchingServices uses the default matching criteria defined by IOService. This considers - // only the following properties plus any family-specific matching in this order of precedence - // (see IOService::passiveMatch): - // - // kIOProviderClassKey (IOServiceMatching) - // kIONameMatchKey (IOServiceNameMatching) - // kIOPropertyMatchKey - // kIOPathMatchKey - // kIOMatchedServiceCountKey - // family-specific matching - // kIOBSDNameKey (IOBSDNameMatching) - // kIOLocationMatchKey - - // The IONetworkingFamily does not define any family-specific matching. This means that in - // order to have IOServiceGetMatchingServices consider the kIOPrimaryInterface property, we must - // add that property to a separate dictionary and then add that to our matching dictionary - // specifying kIOPropertyMatchKey. - - propertyMatchDict = CFDictionaryCreateMutable( kCFAllocatorDefault, 0, - &kCFTypeDictionaryKeyCallBacks, - &kCFTypeDictionaryValueCallBacks); - - if (NULL == propertyMatchDict) - { - printf("CFDictionaryCreateMutable returned a NULL dictionary.\n"); - } - else { - // Set the value in the dictionary of the property with the given key, or add the key - // to the dictionary if it doesn't exist. This call retains the value object passed in. - CFDictionarySetValue(propertyMatchDict, CFSTR(kIOPrimaryInterface), kCFBooleanTrue); - - // Now add the dictionary containing the matching value for kIOPrimaryInterface to our main - // matching dictionary. This call will retain propertyMatchDict, so we can release our reference - // on propertyMatchDict after adding it to matchingDict. - CFDictionarySetValue(matchingDict, CFSTR(kIOPropertyMatchKey), propertyMatchDict); - CFRelease(propertyMatchDict); - } - } - - // IOServiceGetMatchingServices retains the returned iterator, so release the iterator when we're done with it. - // IOServiceGetMatchingServices also consumes a reference on the matching dictionary so we don't need to release - // the dictionary explicitly. - kernResult = IOServiceGetMatchingServices(masterPort, matchingDict, matchingServices); - if (KERN_SUCCESS != kernResult) - { - printf("IOServiceGetMatchingServices returned %d\n", kernResult); - } - - return kernResult; -} - -// Given an iterator across a set of Ethernet interfaces, return the MAC address of the last one. -// If no interfaces are found the MAC address is set to an empty string. -// In this sample the iterator should contain just the primary interface. -static kern_return_t GetMACAddress_MAC(io_iterator_t intfIterator, UInt8 *MACAddress) -{ - io_object_t intfService; - io_object_t controllerService; - kern_return_t kernResult = KERN_FAILURE; - - // Initialize the returned address - bzero(MACAddress, kIOEthernetAddressSize); - - // IOIteratorNext retains the returned object, so release it when we're done with it. - while ( (intfService = IOIteratorNext(intfIterator))) - { - CFTypeRef MACAddressAsCFData; - - // IONetworkControllers can't be found directly by the IOServiceGetMatchingServices call, - // since they are hardware nubs and do not participate in driver matching. In other words, - // registerService() is never called on them. So we've found the IONetworkInterface and will - // get its parent controller by asking for it specifically. - - // IORegistryEntryGetParentEntry retains the returned object, so release it when we're done with it. - kernResult = IORegistryEntryGetParentEntry( intfService, - kIOServicePlane, - &controllerService ); - - if (KERN_SUCCESS != kernResult) - { - printf("IORegistryEntryGetParentEntry returned 0x%08x\n", kernResult); - } - else { - // Retrieve the MAC address property from the I/O Registry in the form of a CFData - MACAddressAsCFData = IORegistryEntryCreateCFProperty( controllerService, - CFSTR(kIOMACAddress), - kCFAllocatorDefault, - 0); - if (MACAddressAsCFData) - { - CFShow(MACAddressAsCFData); // for display purposes only; output goes to stderr - - // Get the raw bytes of the MAC address from the CFData - CFDataGetBytes(MACAddressAsCFData, CFRangeMake(0, kIOEthernetAddressSize), MACAddress); - CFRelease(MACAddressAsCFData); - } - - // Done with the parent Ethernet controller object so we release it. - (void) IOObjectRelease(controllerService); - } - - // Done with the Ethernet interface object so we release it. - (void) IOObjectRelease(intfService); - } - - return kernResult; -} -#endif - -long GetMacAddrSys ( u_char *addr) +/// \brief gets current M.A.C adress (for internal use only) +int GetMacAddrSys ( unsigned char *addr ) { #ifdef _WIN32 WSADATA WinsockData; - if (WSAStartup(MAKEWORD(2, 0), &WinsockData) != 0) { - fprintf(stderr, "This program requires Winsock 2.x!\n"); - return -1; + if (WSAStartup(MAKEWORD(2, 0), &WinsockData) != 0) + { + std::cerr << "This program requires Winsock 2.x!" << std::endl; + return -1; } - HINSTANCE m_hInst; - pSnmpExtensionInit m_Init; - pSnmpExtensionInitEx m_InitEx; - pSnmpExtensionQuery m_Query; - pSnmpExtensionTrap m_Trap; HANDLE PollForTrapEvent; AsnObjectIdentifier SupportedView; - UINT OID_ifEntryType[] = { - 1, 3, 6, 1, 2, 1, 2, 2, 1, 3 - }; - UINT OID_ifEntryNum[] = { - 1, 3, 6, 1, 2, 1, 2, 1 - }; - UINT OID_ipMACEntAddr[] = { - 1, 3, 6, 1, 2, 1, 2, 2, 1, 6 - }; //, 1 ,6 }; - AsnObjectIdentifier MIB_ifMACEntAddr = - { sizeof(OID_ipMACEntAddr) / sizeof(UINT), OID_ipMACEntAddr }; + UINT OID_ifEntryType[] = { 1, 3, 6, 1, 2, 1, 2, 2, 1, 3 }; + UINT OID_ifEntryNum[] = { 1, 3, 6, 1, 2, 1, 2, 1 }; + UINT OID_ipMACEntAddr[] = { 1, 3, 6, 1, 2, 1, 2, 2, 1, 6 }; + AsnObjectIdentifier MIB_ifMACEntAddr = { + sizeof(OID_ipMACEntAddr) / sizeof(UINT), OID_ipMACEntAddr }; AsnObjectIdentifier MIB_ifEntryType = { - sizeof(OID_ifEntryType) / sizeof(UINT), OID_ifEntryType - }; + sizeof(OID_ifEntryType) / sizeof(UINT), OID_ifEntryType }; AsnObjectIdentifier MIB_ifEntryNum = { - sizeof(OID_ifEntryNum) / sizeof(UINT), OID_ifEntryNum - }; + sizeof(OID_ifEntryNum) / sizeof(UINT), OID_ifEntryNum }; RFC1157VarBindList varBindList; RFC1157VarBind varBind[2]; AsnInteger errorStatus; AsnInteger errorIndex; - AsnObjectIdentifier MIB_NULL = { - 0, 0 - }; + AsnObjectIdentifier MIB_NULL = { 0, 0 }; int ret; int dtmp; - int i = 0, j = 0; - BOOL found = FALSE; - m_Init = NULL; - m_InitEx = NULL; - m_Query = NULL; - m_Trap = NULL; - - /* Load the SNMP dll and get the addresses of the functions - necessary */ - m_hInst = LoadLibrary("inetmib1.dll"); - if (m_hInst < (HINSTANCE) HINSTANCE_ERROR) { - m_hInst = NULL; - return -1; + int j = 0; + + // Load the SNMP dll and get the addresses of the functions necessary + HINSTANCE m_hInst = LoadLibrary("inetmib1.dll"); + if (m_hInst < (HINSTANCE) HINSTANCE_ERROR) + { + return -1; } - m_Init = + pSnmpExtensionInit m_Init = (pSnmpExtensionInit) GetProcAddress(m_hInst, "SnmpExtensionInit"); - m_InitEx = - (pSnmpExtensionInitEx) GetProcAddress(m_hInst, - "SnmpExtensionInitEx"); - m_Query = - (pSnmpExtensionQuery) GetProcAddress(m_hInst, - "SnmpExtensionQuery"); - m_Trap = - (pSnmpExtensionTrap) GetProcAddress(m_hInst, "SnmpExtensionTrap"); + pSnmpExtensionQuery m_Query = + (pSnmpExtensionQuery) GetProcAddress(m_hInst, "SnmpExtensionQuery"); m_Init(GetTickCount(), &PollForTrapEvent, &SupportedView); /* Initialize the variable list to be retrieved by m_Query */ @@ -592,445 +485,517 @@ long GetMacAddrSys ( u_char *addr) varBind[0].name = MIB_NULL; varBind[1].name = MIB_NULL; - /* Copy in the OID to find the number of entries in the - Inteface table */ - varBindList.len = 1; /* Only retrieving one item */ + // Copy in the OID to find the number of entries in the + // Inteface table + varBindList.len = 1; // Only retrieving one item SNMP_oidcpy(&varBind[0].name, &MIB_ifEntryNum); - ret = - m_Query(ASN_RFC1157_GETNEXTREQUEST, &varBindList, &errorStatus, - &errorIndex); - printf("# of adapters in this system : %i\n", - varBind[0].value.asnValue.number); varBindList.len = 2; + m_Query(ASN_RFC1157_GETNEXTREQUEST, &varBindList, &errorStatus, + &errorIndex); +// printf("# of adapters in this system : %i\n", +// varBind[0].value.asnValue.number); + varBindList.len = 2; - /* Copy in the OID of ifType, the type of interface */ + // Copy in the OID of ifType, the type of interface SNMP_oidcpy(&varBind[0].name, &MIB_ifEntryType); - /* Copy in the OID of ifPhysAddress, the address */ + // Copy in the OID of ifPhysAddress, the address SNMP_oidcpy(&varBind[1].name, &MIB_ifMACEntAddr); - do { - - /* Submit the query. Responses will be loaded into varBindList. - We can expect this call to succeed a # of times corresponding - to the # of adapters reported to be in the system */ - ret = - m_Query(ASN_RFC1157_GETNEXTREQUEST, &varBindList, &errorStatus, - &errorIndex); if (!ret) ret = 1; - - else - /* Confirm that the proper type has been returned */ - ret = - SNMP_oidncmp(&varBind[0].name, &MIB_ifEntryType, - MIB_ifEntryType.idLength); if (!ret) { - j++; - dtmp = varBind[0].value.asnValue.number; - printf("Interface #%i type : %i\n", j, dtmp); - - /* Type 6 describes ethernet interfaces */ - if (dtmp == 6) { - - /* Confirm that we have an address here */ - ret = - SNMP_oidncmp(&varBind[1].name, &MIB_ifMACEntAddr, - MIB_ifMACEntAddr.idLength); - if ((!ret) - && (varBind[1].value.asnValue.address.stream != NULL)) { - if ( - (varBind[1].value.asnValue.address.stream[0] == - 0x44) - && (varBind[1].value.asnValue.address.stream[1] == - 0x45) - && (varBind[1].value.asnValue.address.stream[2] == - 0x53) - && (varBind[1].value.asnValue.address.stream[3] == - 0x54) - && (varBind[1].value.asnValue.address.stream[4] == - 0x00)) { - - /* Ignore all dial-up networking adapters */ - printf("Interface #%i is a DUN adapter\n", j); - continue; - } - if ( - (varBind[1].value.asnValue.address.stream[0] == - 0x00) - && (varBind[1].value.asnValue.address.stream[1] == - 0x00) - && (varBind[1].value.asnValue.address.stream[2] == - 0x00) - && (varBind[1].value.asnValue.address.stream[3] == - 0x00) - && (varBind[1].value.asnValue.address.stream[4] == - 0x00) - && (varBind[1].value.asnValue.address.stream[5] == - 0x00)) { - - /* Ignore NULL addresses returned by other network - interfaces */ - printf("Interface #%i is a NULL address\n", j); - continue; - } - //sprintf((char*)addr, "%02x%02x%02x%02x%02x%02x", - // varBind[1].value.asnValue.address.stream[0], - // varBind[1].value.asnValue.address.stream[1], - // varBind[1].value.asnValue.address.stream[2], - // varBind[1].value.asnValue.address.stream[3], - // varBind[1].value.asnValue.address.stream[4], - // varBind[1].value.asnValue.address.stream[5]); - memcpy( addr, varBind[1].value.asnValue.address.stream, 6); - //printf("MAC Address of interface #%i: %s\n", j, addr); - } - } - } - } while (!ret); /* Stop only on an error. An error will occur - when we go exhaust the list of interfaces to - be examined */ - //getch(); - - /* Free the bindings */ + do + { + // Submit the query. Responses will be loaded into varBindList. + // We can expect this call to succeed a # of times corresponding + // to the # of adapters reported to be in the system + ret = m_Query(ASN_RFC1157_GETNEXTREQUEST, &varBindList, &errorStatus, + &errorIndex); + if (!ret) + { + ret = 1; + } + else + { + // Confirm that the proper type has been returned + ret = SNMP_oidncmp(&varBind[0].name, &MIB_ifEntryType, + MIB_ifEntryType.idLength); + } + if (!ret) + { + j++; + dtmp = varBind[0].value.asnValue.number; + + // Type 6 describes ethernet interfaces + if (dtmp == 6) + { + // Confirm that we have an address here + ret = SNMP_oidncmp(&varBind[1].name, &MIB_ifMACEntAddr, + MIB_ifMACEntAddr.idLength); + if ( !ret && varBind[1].value.asnValue.address.stream != NULL ) + { + if ( (varBind[1].value.asnValue.address.stream[0] == 0x44) + && (varBind[1].value.asnValue.address.stream[1] == 0x45) + && (varBind[1].value.asnValue.address.stream[2] == 0x53) + && (varBind[1].value.asnValue.address.stream[3] == 0x54) + && (varBind[1].value.asnValue.address.stream[4] == 0x00) ) + { + // Ignore all dial-up networking adapters + std::cerr << "Interface #" << j << " is a DUN adapter\n"; + continue; + } + if ( (varBind[1].value.asnValue.address.stream[0] == 0x00) + && (varBind[1].value.asnValue.address.stream[1] == 0x00) + && (varBind[1].value.asnValue.address.stream[2] == 0x00) + && (varBind[1].value.asnValue.address.stream[3] == 0x00) + && (varBind[1].value.asnValue.address.stream[4] == 0x00) + && (varBind[1].value.asnValue.address.stream[5] == 0x00) ) + { + // Ignore NULL addresses returned by other network + // interfaces + std::cerr << "Interface #" << j << " is a NULL address\n"; + continue; + } + memcpy( addr, varBind[1].value.asnValue.address.stream, 6); + } + } + } + } while (!ret); + + // Free the bindings SNMP_FreeVarBind(&varBind[0]); SNMP_FreeVarBind(&varBind[1]); return 0; -#endif //_WIN32 +#endif //Win32 version -/* implementation for Linux */ -#ifdef __linux__ - struct ifreq ifr; - struct ifreq *IFR; - struct ifconf ifc; - char buf[1024]; - int s, i; - int ok = 0; - s = socket(AF_INET, SOCK_DGRAM, 0); - if (s==-1) { - return -1; - } +// implementation for POSIX system +#ifdef __sun + //The POSIX version is broken anyway on Solaris, plus would require full + //root power + struct arpreq parpreq; + struct sockaddr_in *psa; + struct hostent *phost; + char hostname[MAXHOSTNAMELEN]; + char **paddrs; + int sock, status=0; - ifc.ifc_len = sizeof(buf); - ifc.ifc_buf = buf; - ioctl(s, SIOCGIFCONF, &ifc); - - IFR = ifc.ifc_req; - for (i = ifc.ifc_len / sizeof(struct ifreq); --i >= 0; IFR++) { - - strcpy(ifr.ifr_name, IFR->ifr_name); - if (ioctl(s, SIOCGIFFLAGS, &ifr) == 0) { - if (! (ifr.ifr_flags & IFF_LOOPBACK)) { - if (ioctl(s, SIOCGIFHWADDR, &ifr) == 0) { - ok = 1; - break; - } - } - } + if(gethostname(hostname, MAXHOSTNAMELEN) != 0) + { + perror("gethostname"); + return -1; } + phost = gethostbyname(hostname); + paddrs = phost->h_addr_list; - close(s); - if (ok) { - bcopy( ifr.ifr_hwaddr.sa_data, addr, 6); + sock = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP); + if(sock == -1) + { + perror("sock"); + return -1; } - else { - return -1; + memset(&parpreq, 0, sizeof(struct arpreq)); + psa = (struct sockaddr_in *) &parpreq.arp_pa; + + memset(psa, 0, sizeof(struct sockaddr_in)); + psa->sin_family = AF_INET; + memcpy(&psa->sin_addr, *paddrs, sizeof(struct in_addr)); + + status = ioctl(sock, SIOCGARP, &parpreq); + if(status == -1) + { + perror("SIOCGARP"); + return -1; } + memcpy(addr, parpreq.arp_ha.sa_data, 6); + return 0; +#else +#ifdef CMAKE_HAVE_NET_IF_H + int sd; + struct ifreq ifr, *ifrp; + struct ifconf ifc; + char buf[1024]; + int n, i; + unsigned char *a; +#if defined(AF_LINK) && (!defined(SIOCGIFHWADDR) && !defined(SIOCGENADDR)) + struct sockaddr_dl *sdlp; #endif -/* implementation for FreeBSD */ -#ifdef __FreeBSD__ - struct ifaddrs *ifap, *ifaphead; - int rtnerr; - const struct sockaddr_dl *sdl; - caddr_t ap; - int alen; - - rtnerr = getifaddrs(&ifaphead); - if (rtnerr) { - //perror(NULL); - return -1; +// +// BSD 4.4 defines the size of an ifreq to be +// max(sizeof(ifreq), sizeof(ifreq.ifr_name)+ifreq.ifr_addr.sa_len +// However, under earlier systems, sa_len isn't present, so the size is +// just sizeof(struct ifreq) +// We should investiage the use of SIZEOF_ADDR_IFREQ +// +#ifdef HAVE_SA_LEN + #ifndef max + #define max(a,b) ((a) > (b) ? (a) : (b)) + #endif + #define ifreq_size(i) max(sizeof(struct ifreq),\ + sizeof((i).ifr_name)+(i).ifr_addr.sa_len) +#else + #define ifreq_size(i) sizeof(struct ifreq) +#endif // HAVE_SA_LEN + + if( (sd = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP)) < 0 ) + { + return -1; } - - for (ifap = ifaphead; ifap; ifap = ifap->ifa_next) { - - if (ifap->ifa_addr->sa_family == AF_LINK) { - sdl = (const struct sockaddr_dl *) ifap->ifa_addr; - ap = ((caddr_t)((sdl)->sdl_data + (sdl)->sdl_nlen)); - alen = sdl->sdl_alen; - if (ap && alen > 0) { - int i; - - //printf ("%s:", ifap->ifa_name); - //for (i = 0; i < alen; i++, ap++) - { - //printf("%c%02x", i > 0 ? ':' : ' ', 0xff&*ap); - } - bcopy( ap, addr, 6); - //putchar('\n'); - } - } + memset(buf, 0, sizeof(buf)); + ifc.ifc_len = sizeof(buf); + ifc.ifc_buf = buf; + if (ioctl (sd, SIOCGIFCONF, (char *)&ifc) < 0) + { + close(sd); + return -1; } - //putchar('\n'); - - freeifaddrs(ifaphead); - return 0; -#endif //FreeBSD - -/* implementation for HP-UX */ -#ifdef __HP_aCC - -#define LAN_DEV0 "/dev/lan0" - - int fd; - struct fis iocnt_block; - int i; - char net_buf[sizeof(LAN_DEV0)+1]; - char *p; - - (void)sprintf(net_buf, "%s", LAN_DEV0); - p = net_buf + strlen(net_buf) - 1; - - /* - * Get 802.3 address from card by opening the driver and interrogating it. - */ - for (i = 0; i < 10; i++, (*p)++) { - if ((fd = open (net_buf, O_RDONLY)) != -1) { - iocnt_block.reqtype = LOCAL_ADDRESS; - ioctl (fd, NETSTAT, &iocnt_block); - close (fd); - - if (iocnt_block.vtype == 6) - break; - } - } - - if (fd == -1 || iocnt_block.vtype != 6) { - return -1; - } - - bcopy( &iocnt_block.value.s[0], addr, 6); - return 0; - -#endif /* HPUX */ - -/* implementation for AIX */ -#ifdef _AIX - - int size; - struct kinfo_ndd *nddp; + n = ifc.ifc_len; + for (i = 0; i < n; i+= ifreq_size(*ifrp) ) + { + ifrp = (struct ifreq *)((char *) ifc.ifc_buf+i); + strncpy(ifr.ifr_name, ifrp->ifr_name, IFNAMSIZ); +#ifdef SIOCGIFHWADDR + if (ioctl(sd, SIOCGIFHWADDR, &ifr) < 0) + continue; + a = (unsigned char *) &ifr.ifr_hwaddr.sa_data; +#else +#ifdef SIOCGENADDR + // In theory this call should also work on Sun Solaris, but apparently + // SIOCGENADDR is not implemented properly thus the call + // ioctl(sd, SIOCGENADDR, &ifr) always returns errno=2 + // (No such file or directory) + // Furthermore the DLAPI seems to require full root access + if (ioctl(sd, SIOCGENADDR, &ifr) < 0) + continue; + a = (unsigned char *) ifr.ifr_enaddr; +#else +#ifdef AF_LINK + sdlp = (struct sockaddr_dl *) &ifrp->ifr_addr; + if ((sdlp->sdl_family != AF_LINK) || (sdlp->sdl_alen != 6)) + continue; + a = (unsigned char *) &sdlp->sdl_data[sdlp->sdl_nlen]; +#else + perror("No way to access hardware"); + close(sd); + return -1; +#endif // AF_LINK +#endif // SIOCGENADDR +#endif // SIOCGIFHWADDR + if (!a[0] && !a[1] && !a[2] && !a[3] && !a[4] && !a[5]) continue; + + if (addr) + { + memcpy(addr, a, 6); + close(sd); + return 0; + } + } + close(sd); +#endif + // Not implemented platforms + perror("There was a configuration problem on your plateform"); + memset(addr,0,6); + return -1; +#endif //__sun +} - size = getkerninfo(KINFO_NDD, 0, 0, 0); - if (size <= 0) { - return -1; - } - nddp = (struct kinfo_ndd *)malloc(size); - - if (!nddp) { - return -1; - } - if (getkerninfo(KINFO_NDD, nddp, &size, 0) < 0) { - free(nddp); - return -1; - } - bcopy(nddp->ndd_addr, addr, 6); - free(nddp); - return 0; -#endif //_AIX - -#ifdef __APPLE__ - kern_return_t kernResult = KERN_SUCCESS; // on PowerPC this is an int (4 bytes) -/* - * error number layout as follows (see mach/error.h and IOKit/IOReturn.h): - * - * hi lo - * | system(6) | subsystem(12) | code(14) | +/** + * \brief Mini function to return the last digit from a number express in base 256 + * pre condition data contain an array of 6 unsigned char + * post condition carry contain the last digit */ - - io_iterator_t intfIterator; - UInt8 MACAddress[ kIOEthernetAddressSize ]; - - kernResult = FindEthernetInterfaces(&intfIterator); - - if (KERN_SUCCESS != kernResult) +inline int getlastdigit(unsigned char *data) +{ + int extended, carry = 0; + for(int i=0;i<6;i++) { - printf("FindEthernetInterfaces returned 0x%08x\n", kernResult); - } - else { - kernResult = GetMACAddress_MAC(intfIterator, MACAddress); - - if (KERN_SUCCESS != kernResult) - { - printf("GetMACAddress returned 0x%08x\n", kernResult); - } + extended = (carry << 8) + data[i]; + data[i] = extended / 10; + carry = extended % 10; } - - (void) IOObjectRelease(intfIterator); // Release the iterator. - - memcpy(addr, MACAddress, kIOEthernetAddressSize); - return kernResult; -#endif //APPLE - -/* Not implemented platforms */ - memset(addr,0,6); - return -1; + return carry; } +/** + * \brief Encode the mac address on a fixed lenght string of 15 characters. + * we save space this way. + */ std::string Util::GetMACAddress() { - // This is a rip from: http://cplus.kompf.de/macaddr.html for Linux, HPUX and AIX - // and http://tangentsoft.net/wskfaq/examples/src/snmpmac.cpp for windows version - // and http://groups-beta.google.com/group/sol.lists.freebsd.hackers/msg/0d0f862e05fce6c0 for the FreeBSD version - // and http://developer.apple.com/samplecode/GetPrimaryMACAddress/GetPrimaryMACAddress.html for MacOSX version - long stat; - u_char addr[6]; - std::string macaddr; - - stat = GetMacAddrSys( addr); - if (0 == stat) + // This code is the result of a long internet search to find something + // as compact as possible (not OS independant). We only have to separate + // 3 OS: Win32, SunOS and 'real' POSIX + // http://groups-beta.google.com/group/comp.unix.solaris/msg/ad36929d783d63be + // http://bdn.borland.com/article/0,1410,26040,00.html + unsigned char addr[6]; + + int stat = GetMacAddrSys(addr); + if (stat == 0) { - //printf( "MAC address = "); - for (int i=0; i<6; ++i) - { - //printf("%2.2x", addr[i]); - macaddr += Format("%2.2x", addr[i]); - } - // printf( "\n"); - return macaddr; + // We need to convert a 6 digit number from base 256 to base 10, using integer + // would requires a 48bits one. To avoid this we have to reimplement the div + modulo + // with string only + bool zero = false; + int res; + std::string sres; + while(!zero) + { + res = getlastdigit(addr); + sres.insert(sres.begin(), '0' + res); + zero = (addr[0] == 0) && (addr[1] == 0) && (addr[2] == 0) && (addr[3] == 0) && (addr[4] == 0) && (addr[5] == 0); + } + + return sres; } else { - //printf( "No MAC address !\n" ); + gdcmWarningMacro("Problem in finding the MAC Address"); return ""; } } /** - * \ingroup Util - * \brief Return the IP adress of the machine writting the DICOM image + * \brief Creates a new UID. As stipulate in the DICOM ref + * each time a DICOM image is create it should have + * a unique identifier (URI) + * @param root is the DICOM prefix assigned by IOS group */ -std::string Util::GetIPAddress() +std::string Util::CreateUniqueUID(const std::string &root) { - // This is a rip from http://www.codeguru.com/Cpp/I-N/internet/network/article.php/c3445/ -#ifndef HOST_NAME_MAX - // SUSv2 guarantees that `Host names are limited to 255 bytes'. - // POSIX 1003.1-2001 guarantees that `Host names (not including the - // terminating NUL) are limited to HOST_NAME_MAX bytes'. -# define HOST_NAME_MAX 255 - // In this case we should maybe check the string was not truncated. - // But I don't known how to check that... -#if defined(_MSC_VER) || defined(__BORLANDC__) - // with WinSock DLL we need to initialise the WinSock before using gethostname - WORD wVersionRequested = MAKEWORD(1,0); - WSADATA WSAData; - int err = WSAStartup(wVersionRequested,&WSAData); - if (err != 0) { - /* Tell the user that we could not find a usable */ - /* WinSock DLL. */ - WSACleanup(); - return "127.0.0.1"; - } -#endif - -#endif //HOST_NAME_MAX + std::string prefix; + std::string append; + if( root.empty() ) + { + // gdcm UID prefix, as supplied by http://www.medicalconnections.co.uk + prefix = RootUID; + } + else + { + prefix = root; + } - std::string str; - char szHostName[HOST_NAME_MAX+1]; - int r = gethostname(szHostName, HOST_NAME_MAX); + // A root was specified use it to forge our new UID: + append += "."; + append += Util::GetMACAddress(); + append += "."; + append += Util::GetCurrentDateTime(); - if( r == 0 ) - { - // Get host adresses - struct hostent *pHost = gethostbyname(szHostName); + //Also add a mini random number just in case: + int r = (int) (100.0*rand()/RAND_MAX); + append += Format("%02d", r); - for( int i = 0; pHost!= NULL && pHost->h_addr_list[i]!= NULL; i++ ) - { - for( int j = 0; jh_length; j++ ) - { - if( j > 0 ) str += "."; + // If append is too long we need to rehash it + if( (prefix + append).size() > 64 ) + { + gdcmErrorMacro( "Size of UID is too long." ); + // we need a hash function to truncate this number + // if only md5 was cross plateform + // MD5(append); + } - str += Util::Format("%u", - (unsigned int)((unsigned char*)pHost->h_addr_list[i])[j]); - } - // str now contains one local IP address + return prefix + append; +} -#if defined(_MSC_VER) || defined(__BORLANDC__) - WSACleanup(); -#endif - - } - } - // If an error occur r == -1 - // Most of the time it will return 127.0.0.1... - return str; +void Util::SetRootUID(const std::string &root) +{ + if( root.empty() ) + RootUID = GDCM_UID; + else + RootUID = root; } -/** - * \ingroup Util - * \brief Creates a new UID. As stipulate in the DICOM ref - * each time a DICOM image is create it should have - * a unique identifier (URI) - */ -std::string Util::CreateUniqueUID(const std::string &root) +const std::string &Util::GetRootUID() { - // The code works as follow: - // echo "gdcm" | od -b - // 0000000 147 144 143 155 012 - // Therefore we return - // radical + 147.144.143.155 + IP + time() - std::string radical = root; - if( !root.size() ) //anything better ? - { - radical = "0.0."; // Is this really usefull ? - } - // else - // A root was specified use it to forge our new UID: - radical += "147.144.143.155"; // gdcm - radical += "."; - radical += Util::GetIPAddress(); - radical += "."; - radical += Util::GetCurrentDate(); - radical += "."; - radical += Util::GetCurrentTime(); - - return radical; + return RootUID; } +//------------------------------------------------------------------------- +/** + * \brief class for binary write + * @param os ostream to write to + * @param val val + */ template std::ostream &binary_write(std::ostream &os, const T &val) { - return os.write(reinterpret_cast(&val), sizeof val); + return os.write(reinterpret_cast(&val), sizeof val); } +/** + * \brief binary_write binary_write + * @param os ostream to write to + * @param val val + */ std::ostream &binary_write(std::ostream &os, const uint16_t &val) { #ifdef GDCM_WORDS_BIGENDIAN - uint16_t swap; - swap = ((( val << 8 ) & 0x0ff00 ) | (( val >> 8 ) & 0x00ff ) ); - return os.write(reinterpret_cast(&swap), 2); + uint16_t swap; + swap = ((( val << 8 ) & 0xff00 ) | (( val >> 8 ) & 0x00ff ) ); + return os.write(reinterpret_cast(&swap), 2); #else - return os.write(reinterpret_cast(&val), 2); + return os.write(reinterpret_cast(&val), 2); #endif //GDCM_WORDS_BIGENDIAN } +/** + * \brief binary_write binary_write + * @param os ostream to write to + * @param val val + */ std::ostream &binary_write(std::ostream &os, const uint32_t &val) { #ifdef GDCM_WORDS_BIGENDIAN - uint32_t swap; - swap = ( ((val<<24) & 0xff000000) | ((val<<8) & 0x00ff0000) | - ((val>>8) & 0x0000ff00) | ((val>>24) & 0x000000ff) ); - return os.write(reinterpret_cast(&swap), 4); + uint32_t swap; + swap = ( ((val<<24) & 0xff000000) | ((val<<8) & 0x00ff0000) | + ((val>>8) & 0x0000ff00) | ((val>>24) & 0x000000ff) ); + return os.write(reinterpret_cast(&swap), 4); #else - return os.write(reinterpret_cast(&val), 4); + return os.write(reinterpret_cast(&val), 4); #endif //GDCM_WORDS_BIGENDIAN } +/** + * \brief binary_write binary_write + * @param os ostream to write to + * @param val val + */ std::ostream &binary_write(std::ostream &os, const char *val) { - return os.write(val, strlen(val)); + return os.write(val, strlen(val)); } +/** + * \brief + * @param os ostream to write to + * @param val val + */ std::ostream &binary_write(std::ostream &os, std::string const &val) { - return os.write(val.c_str(), val.size()); + return os.write(val.c_str(), val.size()); +} + +/** + * \brief binary_write binary_write + * @param os ostream to write to + * @param val val + */ +std::ostream &binary_write(std::ostream &os, const uint8_t *val, size_t len) +{ + // We are writting sizeof(char) thus no need to swap bytes + return os.write(reinterpret_cast(val), len); +} + +/** + * \brief binary_write binary_write + * @param os ostream to write to + * @param val val + */ +std::ostream &binary_write(std::ostream &os, const uint16_t *val, size_t len) +{ +// This is tricky since we are writting two bytes buffer. Be carefull with little endian +// vs big endian. Also this other trick is to allocate a small (efficient) buffer that store +// intermidiate result before writting it. +#ifdef GDCM_WORDS_BIGENDIAN + const int BUFFER_SIZE = 4096; + uint16_t *buffer = new uint16_t[BUFFER_SIZE/2]; + uint16_t *binArea16 = val; + + // how many BUFFER_SIZE long pieces in binArea ? + int nbPieces = len/BUFFER_SIZE; //(16 bits = 2 Bytes) + int remainingSize = len%BUFFER_SIZE; + + for (int j=0;j> 8) | (binArea16[i] << 8); + uint16_t val16 = binArea16[i]; + buffer[i] = ((( val16 << 8 ) & 0xff00 ) | (( val16 >> 8 ) & 0x00ff ) ); + } + fp->write ( (char*)buffer, BUFFER_SIZE ); + binArea16 += BUFFER_SIZE/2; + } + if ( remainingSize > 0) + { + for (int i = 0; i < remainingSize/2; i++) + { + //buffer[i] = (binArea16[i] >> 8) | (binArea16[i] << 8); + uint16_t val16 = binArea16[i]; + buffer[i] = ((( val16 << 8 ) & 0xff00 ) | (( val16 >> 8 ) & 0x00ff ) ); + } + fp->write ( (char*)buffer, remainingSize ); + } + delete[] buffer; +#else + return os.write(reinterpret_cast(val), len); +#endif +} + +//------------------------------------------------------------------------- +// Protected + +//------------------------------------------------------------------------- +// Private +/** + * \brief Return the IP adress of the machine writting the DICOM image + */ +std::string Util::GetIPAddress() +{ + // This is a rip from + // http://www.codeguru.com/Cpp/I-N/internet/network/article.php/c3445/ +#ifndef HOST_NAME_MAX + // SUSv2 guarantees that `Host names are limited to 255 bytes'. + // POSIX 1003.1-2001 guarantees that `Host names (not including the + // terminating NUL) are limited to HOST_NAME_MAX bytes'. +#define HOST_NAME_MAX 255 + // In this case we should maybe check the string was not truncated. + // But I don't known how to check that... +#if defined(_MSC_VER) || defined(__BORLANDC__) || defined(__MINGW32__) + // with WinSock DLL we need to initialize the WinSock before using gethostname + WORD wVersionRequested = MAKEWORD(1,0); + WSADATA WSAData; + int err = WSAStartup(wVersionRequested,&WSAData); + if (err != 0) + { + // Tell the user that we could not find a usable + // WinSock DLL. + WSACleanup(); + return "127.0.0.1"; + } +#endif + +#endif //HOST_NAME_MAX + + std::string str; + char szHostName[HOST_NAME_MAX+1]; + int r = gethostname(szHostName, HOST_NAME_MAX); + + if( r == 0 ) + { + // Get host adresses + struct hostent *pHost = gethostbyname(szHostName); + + for( int i = 0; pHost!= NULL && pHost->h_addr_list[i]!= NULL; i++ ) + { + for( int j = 0; jh_length; j++ ) + { + if( j > 0 ) str += "."; + + str += Util::Format("%u", + (unsigned int)((unsigned char*)pHost->h_addr_list[i])[j]); + } + // str now contains one local IP address + +#if defined(_MSC_VER) || defined(__BORLANDC__) || defined(__MINGW32__) + WSACleanup(); +#endif + + } + } + // If an error occur r == -1 + // Most of the time it will return 127.0.0.1... + return str; } +//------------------------------------------------------------------------- } // end namespace gdcm