Documentation

Generated on Thu Aug 31 00:02:27 2006
Commands.h

00001 
00002 // $Id: Commands.h,v 1.96 2005/04/29 17:58:16 klas Exp $
00003 // Usage: Ftp commands and data transfer functions
00004 //
00005 //  A part of babyftpd, licensed under the GNU GPL, see the file
00006 //    LICENSE for complete information.
00008 
00009 #ifndef COMMANDS_H
00010 #define COMMANDS_H
00011 
00012 #if (defined(COMMANDS_CPP) || defined(COMMANDS2_CPP))
00013 #include "generic.h"
00014 #include "Utilities.h"
00015 #include "Configuration.h"
00016 #include "Log.h"
00017 #include "Connection.h"
00018 #include "Data.h"
00019 #include "User.h"
00020 #include "Handler.h"
00021 #include "StringTokenizer.h"
00022 #endif
00023 
00024 #define BABY_COM(com)  bool com(User *user, string &argument, unsigned int flag)
00025 
00026 class Commands
00027 {
00028   private:
00029     string parsedir(User*, string);
00030     string mlsx(User*, string);
00031     string list_file(string);
00032     string mlst_string(User*);
00033   public:
00034     BABY_COM(user);
00035     BABY_COM(pass);
00036     BABY_COM(retr);
00037     BABY_COM(stor);
00038     BABY_COM(port);
00039     BABY_COM(quit);
00040     BABY_COM(list);
00041     BABY_COM(help);
00042     BABY_COM(mkd);
00043     BABY_COM(rmd);
00044     BABY_COM(cwd);
00045     BABY_COM(dele);
00046     BABY_COM(pasv);
00047     BABY_COM(rname);
00048     BABY_COM(opts);
00049     BABY_COM(rest);
00050     BABY_COM(abor);
00051     // functions for simple commands that don't justify an own function
00052     BABY_COM(sim1);
00053     BABY_COM(sim2);
00054     sem_t pam_lock; // pam is not threadsafe.
00055 #ifdef USE_TLS
00056     // collection of encryption commands
00057     BABY_COM(auth);
00058 #endif // USE_TLS
00059 };
00060 
00061 extern class Commands comm;
00062 
00063 // the extra flags we can play with...
00064 const int COM_LONG = (1 << 0);  // for list()
00065 const int COM_SHORT = (1 << 1);
00066 const int COM_MLSD = (1 << 2);
00067 
00068 const int COM_FROM = (1 << 0); // for rname()
00069 const int COM_TO = (1 << 1);
00070 
00071 const int COM_STOR = (1 << 0); // for stor()
00072 const int COM_APPE = (1 << 1);
00073 
00074 const int COM_CDUP = (1 << 0);
00075 const int COM_CWD  = (1 << 1);
00076 
00077 const int COM_NOOP = (1 << 0); // for sim1()
00078 const int COM_PWD  = (1 << 1);
00079 const int COM_SYST = (1 << 2);
00080 const int COM_FEAT = (1 << 3);
00081 const int COM_TYPE = (1 << 4);
00082 const int COM_MODE = (1 << 5);
00083 const int COM_STRU = (1 << 6);
00084 #ifdef USE_TLS
00085 const int COM_PBSZ = (1 << 7);
00086 const int COM_PROT = (1 << 8);
00087 const int COM_CCC  = (1 << 9);
00088 const int COM_CONF = (1 << 10);
00089 const int COM_MIC = (1 << 11);
00090 const int COM_ENC = (1 << 12);
00091 #endif // USE_TLS
00092 
00093 const int COM_SIZE = (1 << 0); // for sim2()
00094 const int COM_MDTM = (1 << 1);
00095 const int COM_MLST = (1 << 2);
00096 
00097 const int COM_PORT = (1 << 0); // port and pasv
00098 const int COM_EPRT = (1 << 1);
00099 const int COM_PASV = (1 << 2);
00100 const int COM_EPSV = (1 << 3);
00101 
00102 // remember that these are used in conunctions with those above..
00103 const int BEFORE_USER = (1 << 31);
00104 
00105 const int PROT_IPV4 = 1;// EPRT and EPSV
00106 const int PROT_IPV6 = 2;
00107 
00108 
00109 void *data_wrapper(void*) __attribute__ ((noreturn));
00110 
00111 extern vector<User*> user_list;
00112 
00113 #ifdef USE_TLS
00114 extern gnutls_certificate_credentials x509_cred;
00115 extern int tls_db_store(void*, gnutls_datum, gnutls_datum);
00116 extern gnutls_datum tls_db_fetch(void*, gnutls_datum);
00117 extern int tls_db_delete(void*, gnutls_datum);
00118 #endif // USE_TLS
00119 
00120 int pam_conversate(int, const struct pam_message**,
00121     struct pam_response**, void*);
00122 
00123 struct pam_data {
00124   string user_name;
00125   string password;
00126 };
00127 
00128 #endif