X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmUtil.cxx;h=443abb45e88445858ee6d2c23713b9b1045e8bb3;hb=d72e3cb0326093093f99863964f8f4df382c83e1;hp=ec96d5321b2941bf1cdcbc611d448212c812464b;hpb=a1d5f0b6fce2ffd69eb7826745081c8a07391fb5;p=gdcm.git diff --git a/src/gdcmUtil.cxx b/src/gdcmUtil.cxx index ec96d532..443abb45 100644 --- a/src/gdcmUtil.cxx +++ b/src/gdcmUtil.cxx @@ -3,12 +3,12 @@ Program: gdcm Module: $RCSfile: gdcmUtil.cxx,v $ Language: C++ - Date: $Date: 2004/09/07 14:11:57 $ - Version: $Revision: 1.49 $ + Date: $Date: 2005/01/11 00:24:44 $ + Version: $Revision: 1.89 $ Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de l'Image). All rights reserved. See Doc/License.txt or - http://www.creatis.insa-lyon.fr/Public/Gdcm/License.htm for details. + http://www.creatis.insa-lyon.fr/Public/Gdcm/License.html for details. This software is distributed WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR @@ -18,36 +18,115 @@ #include "gdcmUtil.h" #include "gdcmDebug.h" -#include -#include // For isspace -#include // CLEANME: could this be only string ? Related to Win32 ? #include +// For GetCurrentDate, GetCurrentTime +#include +#include +#include + +#include //only included in implementation file +#include //only included in implementation file + +#if defined(_MSC_VER) + #include // for gethostname & gethostbyname + #undef GetCurrentTime +#else +#ifndef __BORLANDC__ + #include // for gethostname + #include // for gethostbyname +#endif +#endif + +// For GetMACAddress +#include +#include +#include + +#ifdef _WIN32 +#include +#include +#else +#include //for bzero on unix +#endif + +#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 +#endif //__APPLE__ +// End For GetMACAddress + +namespace gdcm +{ /** * \ingroup Globals - * \brief Because is not yet available in g++2.96 - */ -std::istream& eatwhite(std::istream& is) { - char c; - while (is.get(c)) { - if (!isspace(c)) { - is.putback(c); - break; - } - } - return is; + * \brief Provide a better 'c++' approach for sprintf + * For example c code is: + * sprintf(trash, "%04x|%04x", group , elem); + * + * 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 << elem; + * buf.str(); + * + * gdcm style code is + * Format("%04x|%04x", group , elem); + */ + +std::string Util::Format(const char *format, ...) +{ + char buffer[2048]; + va_list args; + va_start(args, format); + vsprintf(buffer, format, args); //might be a security flaw + va_end(args); // Each invocation of va_start should be matched + // by a corresponding invocation of va_end + // args is then 'undefined' + return buffer; } + /** * \ingroup Globals * \brief Because not available in C++ (?) */ -void Tokenize (const std::string& str, - std::vector& tokens, - const std::string& delimiters) { +void Util::Tokenize (const std::string &str, + std::vector &tokens, + 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); - while (std::string::npos != pos || std::string::npos != lastPos) { + while (std::string::npos != pos || std::string::npos != lastPos) + { tokens.push_back(str.substr(lastPos, pos - lastPos)); lastPos = str.find_first_not_of(delimiters, pos); pos = str.find_first_of (delimiters, lastPos); @@ -60,18 +139,21 @@ void Tokenize (const std::string& str, * Counts the number of occurences of a substring within a string */ - int CountSubstring (const std::string& str, - const std::string& subStr) { +int Util::CountSubstring (const std::string &str, + const std::string &subStr) +{ int count = 0; // counts how many times it appears - unsigned int x = 0; // The index position in the string + std::string::size_type x = 0; // The index position in the string do - { x = str.find(subStr,x); // Find the substring + { + x = str.find(subStr,x); // Find the substring if (x != std::string::npos) // If present - { count++; // increase the count - x += subStr.length(); // Skip this word - } - } + { + count++; // increase the count + x += subStr.length(); // Skip this word + } + } while (x != std::string::npos); // Carry on until not present return count; @@ -83,19 +165,28 @@ void Tokenize (const std::string& str, * to avoid corrupting the terminal of invocation when printing) * @param s string to remove non printable characters from */ -std::string CreateCleanString(std::string s) { - std::string str=s; +std::string Util::CreateCleanString(std::string const &s) +{ + std::string str = s; - for(unsigned int i=0;i0) - if(!isprint(s[str.size()-1])) - if(s[str.size()-1]==0) - str[str.size()-1]=' '; + if(str.size() > 0) + { + if(!isprint((unsigned char)s[str.size()-1])) + { + if(s[str.size()-1] == 0) + { + str[str.size()-1] = ' '; + } + } + } return str; } @@ -103,19 +194,21 @@ std::string CreateCleanString(std::string s) { /** * \ingroup Globals * \brief Add a SEPARATOR to the end of the name is necessary - * @param name file/directory name to normalize + * @param pathname file/directory name to normalize */ -void NormalizePath(std::string &name) +std::string Util::NormalizePath(std::string const &pathname) { const char SEPARATOR_X = '/'; const char SEPARATOR_WIN = '\\'; const std::string SEPARATOR = "/"; - int size=name.size(); + std::string name = pathname; + int size = name.size(); - if((name[size-1]!=SEPARATOR_X)&&(name[size-1]!=SEPARATOR_WIN)) + if( name[size-1] != SEPARATOR_X && name[size-1] != SEPARATOR_WIN ) { - name+=SEPARATOR; + name += SEPARATOR; } + return name; } /** @@ -123,43 +216,825 @@ void NormalizePath(std::string &name) * \brief Get the (directory) path from a full path file name * @param fullName file/directory name to extract Path from */ -std::string GetPath(std::string &fullName) +std::string Util::GetPath(std::string const &fullName) { - int pos1 = fullName.rfind("/"); - int pos2 = fullName.rfind("\\"); + std::string res = fullName; + int pos1 = res.rfind("/"); + int pos2 = res.rfind("\\"); if( pos1 > pos2) { - fullName.resize(pos1); + res.resize(pos1); } else { - fullName.resize(pos2); + res.resize(pos2); } - return fullName; + + return res; } /** - * \ingroup Globals + * \ingroup Util * \brief Get the (last) name of a full path file name * @param fullName file/directory name to extract end name from */ -std::string GetName(std::string &fullName) +std::string Util::GetName(std::string const &fullName) { - int fin=fullName.length()-1; - char a =fullName.c_str()[fin]; - if (a == '/' || a == '\\') { - fin--; - } - int deb = 0; - for (int i=fin;i!=0;i--) { - if (fullName.c_str()[i] == '/' || fullName.c_str()[i] == '\\') - break; - deb = i; - } - - std::string lastName; - for (int j=deb;j backslash_pos ? slash_pos : backslash_pos; + if(slash_pos != std::string::npos) + { + return filename.substr(slash_pos + 1); + } + else + { + return filename; + } } + +/** + * \ingroup Util + * \brief Get the current date of the system in a dicom string + */ +std::string Util::GetCurrentDate() +{ + char tmp[512]; + time_t tloc; + time (&tloc); + strftime(tmp,512,"%Y%m%d", localtime(&tloc) ); + return tmp; +} + +/** + * \ingroup Util + * \brief Get the current time of the system in a dicom string + */ +std::string Util::GetCurrentTime() +{ + char tmp[512]; + time_t tloc; + time (&tloc); + strftime(tmp,512,"%H%M%S", localtime(&tloc) ); + return tmp; +} + +/** + * \brief Create a /DICOM/ string: + * 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. + */ +std::string Util::DicomString(const char *s, size_t l) +{ + std::string r(s, s+l); + gdcmAssertMacro( !(r.size() % 2) ); // == basically 'l' is even + return r; +} + +/** + * \ingroup Util + * \brief Create a /DICOM/ string: + * It should a of even lenght (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. + * It only pad with a null character if length is odd + */ +std::string Util::DicomString(const char *s) +{ + size_t l = strlen(s); + if( l%2 ) + { + l++; + } + std::string r(s, s+l); + gdcmAssertMacro( !(r.size() % 2) ); + return r; +} + +/** + * \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 + * character of a space + */ +bool Util::DicomStringEqual(const std::string &s1, const char *s2) +{ + // s2 is the string from the DICOM reference: 'MONOCHROME1' + std::string s1_even = s1; //Never change input parameter + std::string s2_even = DicomString( s2 ); + if( s1_even[s1_even.size()-1] == ' ') + { + s1_even[s1_even.size()-1] = '\0'; //replace space character by null + } + return s1_even == s2_even; +} + + + +/** + * \ingroup Util + * \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 +} + + + +#ifdef _WIN32 +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 __APPLE__ +// 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) +{ +#ifdef _WIN32 + WSADATA WinsockData; + if (WSAStartup(MAKEWORD(2, 0), &WinsockData) != 0) { + fprintf(stderr, "This program requires Winsock 2.x!\n"); + 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 }; + AsnObjectIdentifier MIB_ifEntryType = { + sizeof(OID_ifEntryType) / sizeof(UINT), OID_ifEntryType + }; + AsnObjectIdentifier MIB_ifEntryNum = { + sizeof(OID_ifEntryNum) / sizeof(UINT), OID_ifEntryNum + }; + RFC1157VarBindList varBindList; + RFC1157VarBind varBind[2]; + AsnInteger errorStatus; + AsnInteger errorIndex; + 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; + } + 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"); + m_Init(GetTickCount(), &PollForTrapEvent, &SupportedView); + + /* Initialize the variable list to be retrieved by m_Query */ + varBindList.list = varBind; + 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 */ + 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; + + /* 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 */ + 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 */ + SNMP_FreeVarBind(&varBind[0]); + SNMP_FreeVarBind(&varBind[1]); + return 0; +#endif //_WIN32 + +/* 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; + } + + 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; + } + } + } + } + + close(s); + if (ok) { + bcopy( ifr.ifr_hwaddr.sa_data, addr, 6); + } + else { + return -1; + } + return 0; +#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; + } + + 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'); + } + } + } + //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; + + 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) | + */ + + io_iterator_t intfIterator; + UInt8 MACAddress[ kIOEthernetAddressSize ]; + + kernResult = FindEthernetInterfaces(&intfIterator); + + if (KERN_SUCCESS != kernResult) + { + printf("FindEthernetInterfaces returned 0x%08x\n", kernResult); + } + else { + kernResult = GetMACAddress_MAC(intfIterator, MACAddress); + + if (KERN_SUCCESS != kernResult) + { + printf("GetMACAddress returned 0x%08x\n", kernResult); + } + } + + (void) IOObjectRelease(intfIterator); // Release the iterator. + + memcpy(addr, MACAddress, kIOEthernetAddressSize); + return kernResult; +#endif //APPLE + +/* Not implemented platforms */ + memset(addr,0,6); + return -1; +} + +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) + { + //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; + } + else + { + //printf( "No MAC address !\n" ); + return ""; + } +} + +/** + * \ingroup Util + * \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__) + // 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 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__) + WSACleanup(); +#endif + + } + } + // If an error occur r == -1 + // Most of the time it will return 127.0.0.1... + return str; +} + +/** + * \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) +{ + // 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; +} + +template +std::ostream &binary_write(std::ostream &os, const T &val) +{ + return os.write(reinterpret_cast(&val), sizeof 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); +#else + return os.write(reinterpret_cast(&val), 2); +#endif //GDCM_WORDS_BIGENDIAN +} + +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); +#else + return os.write(reinterpret_cast(&val), 4); +#endif //GDCM_WORDS_BIGENDIAN +} + +std::ostream &binary_write(std::ostream &os, const char *val) +{ + return os.write(val, strlen(val)); +} + +std::ostream &binary_write(std::ostream &os, std::string const &val) +{ + return os.write(val.c_str(), val.size()); +} + +} // end namespace gdcm +