diff options
Diffstat (limited to 'storage/connect/macutil.cpp')
-rw-r--r-- | storage/connect/macutil.cpp | 317 |
1 files changed, 317 insertions, 0 deletions
diff --git a/storage/connect/macutil.cpp b/storage/connect/macutil.cpp new file mode 100644 index 00000000..99b2cce8 --- /dev/null +++ b/storage/connect/macutil.cpp @@ -0,0 +1,317 @@ +/***********************************************************************/ +/* MACUTIL: Author Olivier Bertrand -- 2008-2012 */ +/* From the article and sample code by Khalid Shaikh. */ +/***********************************************************************/ +#if defined(_WIN32) +#include "my_global.h" +#else // !_WIN32 +#error This is WINDOWS only DLL +#endif // !_WIN32 +#include "global.h" +#include "plgdbsem.h" +#include "macutil.h" + +#if 0 // This is placed here just to know what are the actual values +#define MAX_ADAPTER_DESCRIPTION_LENGTH 128 +#define MAX_ADAPTER_NAME_LENGTH 256 +#define MAX_ADAPTER_ADDRESS_LENGTH 8 +#define DEFAULT_MINIMUM_ENTITIES 32 +#define MAX_HOSTNAME_LEN 128 +#define MAX_DOMAIN_NAME_LEN 128 +#define MAX_SCOPE_ID_LEN 256 + +#define BROADCAST_NODETYPE 1 +#define PEER_TO_PEER_NODETYPE 2 +#define MIXED_NODETYPE 4 +#define HYBRID_NODETYPE 8 + +#define IP_ADAPTER_DDNS_ENABLED 0x01 +#define IP_ADAPTER_REGISTER_ADAPTER_SUFFIX 0x02 +#define IP_ADAPTER_DHCP_ENABLED 0x04 +#define IP_ADAPTER_RECEIVE_ONLY 0x08 +#define IP_ADAPTER_NO_MULTICAST 0x10 +#define IP_ADAPTER_IPV6_OTHER_STATEFUL_CONFIG 0x20 +#endif // 0 + +/***********************************************************************/ +/* Implementation of the MACINFO class. */ +/***********************************************************************/ +MACINFO::MACINFO(bool adap, bool fix) + { + Fip = NULL; + Piaf = NULL; + Curp = NULL; + Buflen = 0; + Fix = fix; + Adap = adap; + N = -1; + } // end of MACINFO constructor + +/***********************************************************************/ +/* MACINFO: Return an error message. */ +/***********************************************************************/ +void MACINFO::MakeErrorMsg(PGLOBAL g, DWORD drc) + { + if (drc == ERROR_BUFFER_OVERFLOW) + snprintf(g->Message, sizeof(g->Message), + "GetAdaptersInfo: Buffer Overflow buflen=%d nbofadap=%d", + Buflen, N); + else if (drc == ERROR_INVALID_PARAMETER) + snprintf(g->Message, sizeof(g->Message), "GetAdaptersInfo: Invalid parameters"); + else if (drc == ERROR_NO_DATA) + snprintf(g->Message, sizeof(g->Message), "No adapter information exists for the local computer"); + else if (drc == ERROR_NOT_SUPPORTED) + snprintf(g->Message, sizeof(g->Message), "GetAdaptersInfo is not supported"); + else + FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM | + FORMAT_MESSAGE_IGNORE_INSERTS, NULL, GetLastError(), + 0, g->Message, sizeof(g->Message), NULL); + + } // end of MakeErrorMsg + +/***********************************************************************/ +/* MAC: Get the number of found adapters. */ +/***********************************************************************/ +int MACINFO::GetNadap(PGLOBAL g) + { + if (N < 0) { + // Best method + if (Adap) { + DWORD drc = GetAdaptersInfo(NULL, &Buflen); + + if (drc == ERROR_SUCCESS) + N = (Fix) ? 1 : 0; + else if (drc == ERROR_BUFFER_OVERFLOW) + N = Buflen / sizeof(IP_ADAPTER_INFO); + else + MakeErrorMsg(g, drc); + + } else + N = (Fix) ? 1 : 0; + +#if 0 + // This method returns too many adapters + DWORD dw, drc = GetNumberOfInterfaces((PDWORD)&dw); + + if (drc == NO_ERROR) { + N = (int)dw; + Buflen = N * sizeof(IP_ADAPTER_INFO); + } else + MakeErrorMsg(g, 0); +#endif + } // endif MaxSize + + return N; + } // end of GetNadap + +/***********************************************************************/ +/* GetMacInfo: Get info for all found adapters. */ +/***********************************************************************/ +bool MACINFO::GetMacInfo(PGLOBAL g) + { + DWORD drc; + + if (GetNadap(g) < 0) + return true; + else if (N == 0) + return false; + + Piaf = (PIP_ADAPTER_INFO)PlugSubAlloc(g, NULL, Buflen); + drc = GetAdaptersInfo(Piaf, &Buflen); + + if (drc == ERROR_SUCCESS) { + Curp = Piaf; // Curp is the first one + return false; // Success + } // endif drc + + MakeErrorMsg(g, drc); + return true; + } // end of GetMacInfo + +/***********************************************************************/ +/* GetMacInfo: Get info for all found adapters. */ +/***********************************************************************/ +bool MACINFO::GetFixedInfo(PGLOBAL g) + { + ULONG len = (uint)sizeof(FIXED_INFO); + DWORD drc; + + Fip = (FIXED_INFO*)PlugSubAlloc(g, NULL, len); + drc = GetNetworkParams(Fip, &len); + + if (drc == ERROR_BUFFER_OVERFLOW) { + Fip = (FIXED_INFO*)PlugSubAlloc(g, NULL, len); + drc = GetNetworkParams(Fip, &len); + } // endif drc + + if (drc != ERROR_SUCCESS) { + snprintf(g->Message, sizeof(g->Message), "GetNetworkParams failed. Rc=%08x\n", drc); + return true; + } // endif drc + + return false; + } // end of GetFip + +#if 0 +#define IF_OTHER_ADAPTERTYPE 0 +#define IF_ETHERNET_ADAPTERTYPE 1 +#define IF_TOKEN_RING_ADAPTERTYPE 2 +#define IF_FDDI_ADAPTERTYPE 3 +#define IF_PPP_ADAPTERTYPE 4 +#define IF_LOOPBACK_ADAPTERTYPE 5 +#endif // 0 + +/***********************************************************************/ +/* Get next MAC info. */ +/***********************************************************************/ +bool MACINFO::NextMac(void) + { + if (Curp) + Curp = Curp->Next; + + return Curp != NULL; + } // end of NextMac + +/***********************************************************************/ +/* Get the next MAC address elements. */ +/***********************************************************************/ +bool MACINFO::GetOneInfo(PGLOBAL g, int flag, void *v, int lv) + { + char *p = NULL, buf[260] = ""; + unsigned int i; + int n = 0; + + if (!Curp && flag >= 10) { + // Fix info row, no adapter info available + switch (flag) { + case 13: + case 14: + case 19: + case 22: + case 23: + break; + default: + p = PlugDup(g, ""); + } // endswitch flag + + } else switch (flag) { + // FIXED INFO + case 1: // Host Name + p = Fip->HostName; + break; + case 2: // Domain Name + p = Fip->DomainName; + break; + case 3: // DNS IPaddress + p = (Fip->CurrentDnsServer) + ? (char*)&Fip->CurrentDnsServer->IpAddress + : (char*)&Fip->DnsServerList.IpAddress; + break; + case 4: // Node Type + n = (int)Fip->NodeType; + break; + case 5: // Scope ID ??? + p = Fip->ScopeId; + break; + case 6: // Routing enabled + n = (int)Fip->EnableRouting; + break; + case 7: // Proxy enabled + n = (int)Fip->EnableProxy; + break; + case 8: // DNS enabled + n = (int)Fip->EnableDns; + break; + // ADAPTERS INFO + case 10: // Name + p = Curp->AdapterName; + break; + case 11: // Description + if ((p = strstr(Curp->Description, " - Packet Scheduler Miniport"))) { + strncpy(buf, Curp->Description, p - Curp->Description); + i = (int)(p - Curp->Description); + strncpy(buf, Curp->Description, i); + buf[i] = 0; + p = buf; + } else if ((p = strstr(Curp->Description, + " - Miniport d'ordonnancement de paquets"))) { + i = (int)(p - Curp->Description); + strncpy(buf, Curp->Description, i); + buf[i] = 0; + p = buf; + } else + p = Curp->Description; + + break; + case 12: // MAC Address + for (p = buf, i = 0; i < Curp->AddressLength; i++) { + if (i) + strcat(p++, "-"); + + p += sprintf(p, "%.2X", Curp->Address[i]); + } // endfor i + + p = buf; + break; + case 13: // Type +#if 0 // This is not found in the SDK + switch (Curp->Type) { + case IF_ETHERNET_ADAPTERTYPE: p = "Ethernet Adapter"; break; + case IF_TOKEN_RING_ADAPTERTYPE: p = "Token Ring Adapter"; break; + case IF_FDDI_ADAPTERTYPE: p = "FDDI Adapter"; break; + case IF_PPP_ADAPTERTYPE: p = "PPP Adapter"; break; + case IF_LOOPBACK_ADAPTERTYPE: p = "Loop Back Adapter"; break; +// case IF_SLIP_ADAPTERTYPE: p = "Generic Slip Adapter"; break; + default: + sprintf(buf, "Other Adapter, type=%d", Curp->Type); + p = buf; + } // endswitch Type +#endif // 0 + n = (int)Curp->Type; + break; + case 14: // DHCP enabled + n = (int)Curp->DhcpEnabled; + break; + case 15: // IP Address + p = (Curp->CurrentIpAddress) + ? (char*)&Curp->CurrentIpAddress->IpAddress + : (char*)&Curp->IpAddressList.IpAddress; + break; + case 16: // Subnet Mask + p = (Curp->CurrentIpAddress) + ? (char*)&Curp->CurrentIpAddress->IpMask + : (char*)&Curp->IpAddressList.IpMask; + break; + case 17: // Gateway + p = (char*)&Curp->GatewayList.IpAddress; + break; + case 18: // DHCP Server + p = (char*)&Curp->DhcpServer.IpAddress; + break; + case 19: // Have WINS + n = (Curp->HaveWins) ? 1 : 0; + break; + case 20: // Primary WINS + p = (char*)&Curp->PrimaryWinsServer.IpAddress; + break; + case 21: // Secondary WINS + p = (char*)&Curp->SecondaryWinsServer.IpAddress; + break; + case 22: // Lease obtained + n = (int)Curp->LeaseObtained; + break; + case 23: // Lease expires + n = (int)Curp->LeaseExpires; + break; + default: + snprintf(g->Message, sizeof(g->Message), "Invalid flag value %d", flag); + return true; + } // endswitch flag + + if (p) + strncpy((char*)v, p, lv); + else + *((int*)v) = n; + + return false; + } // end of GetOneInfo |