Hello Massimo, You forgot to link wpcap.lib probably. In VC6 Press Alt+F7. Choose "Link" tab. Add "wpcap.lib" to the "Object/library modules" edit box.
MS> Hi MS> I am trying to write a little DLL in Visual C 6, just as a "wrapper" to call MS> winpcap from Visual Basic. MS> I have some problems, because some of the examples in the developers pack MS> (like "pcap_filter") compile fine, my code not, but I don't understand how MS> to fix... MS> Compiling... MS> StdAfx.cpp MS> Compiling... MS> twpcap.cpp MS> Linking... MS> Creating library Debug/twpcap.lib and object Debug/twpcap.exp MS> twpcap.obj : error LNK2001: unresolved external symbol "struct pcap * MS> __cdecl pcap_open(char const *,int,int,int,struct pcap_rmtauth *,char *)" MS> twpcap.obj : error LNK2001: unresolved external symbol "int __cdecl MS> pcap_createsrcstr(char *,int,char const *,char const *,char const *,char *)" MS> Debug/twpcap.dll : fatal error LNK1120: 2 unresolved externals MS> Error executing link.exe. MS> twpcap.dll - 3 error(s), 0 warning(s) MS> If any C expert could spend 5 minutes, I can email the source code. MS> Please let me know if posting the code to the list is annoying (about 30 MS> lines long). MS> ciao, Massimo MS> ================================================================== MS> This is the WinPcap users list. It is archived at MS> http://www.mail-archive.com/[email protected]/ MS> To unsubscribe use MS> mailto: [EMAIL PROTECTED] MS> ================================================================== -- Best regards, [EMAIL PROTECTED] ================================================================== This is the WinPcap users list. It is archived at http://www.mail-archive.com/[email protected]/ To unsubscribe use mailto: [EMAIL PROTECTED] ==================================================================
