diff options
Diffstat (limited to 'daemon/rfcnb')
| -rw-r--r-- | daemon/rfcnb/byteorder.h | 80 | ||||
| -rw-r--r-- | daemon/rfcnb/rfcnb-common.h | 36 | ||||
| -rw-r--r-- | daemon/rfcnb/rfcnb-error.h | 75 | ||||
| -rw-r--r-- | daemon/rfcnb/rfcnb-io.c | 407 | ||||
| -rw-r--r-- | daemon/rfcnb/rfcnb-io.h | 28 | ||||
| -rw-r--r-- | daemon/rfcnb/rfcnb-priv.h | 151 | ||||
| -rw-r--r-- | daemon/rfcnb/rfcnb-util.c | 532 | ||||
| -rw-r--r-- | daemon/rfcnb/rfcnb-util.h | 50 | ||||
| -rw-r--r-- | daemon/rfcnb/rfcnb.h | 48 | ||||
| -rw-r--r-- | daemon/rfcnb/session.c | 364 | ||||
| -rw-r--r-- | daemon/rfcnb/std-includes.h | 45 | ||||
| -rw-r--r-- | daemon/rfcnb/x_Makefile | 38 |
12 files changed, 0 insertions, 1854 deletions
diff --git a/daemon/rfcnb/byteorder.h b/daemon/rfcnb/byteorder.h deleted file mode 100644 index 2dae575..0000000 --- a/daemon/rfcnb/byteorder.h +++ /dev/null @@ -1,80 +0,0 @@ -/* - Unix SMB/Netbios implementation. - Version 1.9. - SMB Byte handling - Copyright (C) Andrew Tridgell 1992-1995 - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -/* - This file implements macros for machine independent short and - int manipulation -*/ - -#undef CAREFUL_ALIGNMENT - -/* we know that the 386 can handle misalignment and has the "right" - byteorder */ -#ifdef __i386__ -#define CAREFUL_ALIGNMENT 0 -#endif - -#ifndef CAREFUL_ALIGNMENT -#define CAREFUL_ALIGNMENT 1 -#endif - -#define CVAL(buf,pos) (((unsigned char *)(buf))[pos]) -#define PVAL(buf,pos) ((unsigned)CVAL(buf,pos)) -#define SCVAL(buf,pos,val) (CVAL(buf,pos) = (val)) - - -#if CAREFUL_ALIGNMENT -#define SVAL(buf,pos) (PVAL(buf,pos)|PVAL(buf,(pos)+1)<<8) -#define IVAL(buf,pos) (SVAL(buf,pos)|SVAL(buf,(pos)+2)<<16) -#define SSVALX(buf,pos,val) (CVAL(buf,pos)=(val)&0xFF,CVAL(buf,pos+1)=(val)>>8) -#define SIVALX(buf,pos,val) (SSVALX(buf,pos,val&0xFFFF),SSVALX(buf,pos+2,val>>16)) -#define SVALS(buf,pos) ((int16)SVAL(buf,pos)) -#define IVALS(buf,pos) ((int32)IVAL(buf,pos)) -#define SSVAL(buf,pos,val) SSVALX((buf),(pos),((uint16)(val))) -#define SIVAL(buf,pos,val) SIVALX((buf),(pos),((uint32)(val))) -#define SSVALS(buf,pos,val) SSVALX((buf),(pos),((int16)(val))) -#define SIVALS(buf,pos,val) SIVALX((buf),(pos),((int32)(val))) -#else -/* this handles things for architectures like the 386 that can handle - alignment errors */ -/* - WARNING: This section is dependent on the length of int16 and int32 - being correct -*/ -#define SVAL(buf,pos) (*(uint16 *)((char *)(buf) + (pos))) -#define IVAL(buf,pos) (*(uint32 *)((char *)(buf) + (pos))) -#define SVALS(buf,pos) (*(int16 *)((char *)(buf) + (pos))) -#define IVALS(buf,pos) (*(int32 *)((char *)(buf) + (pos))) -#define SSVAL(buf,pos,val) SVAL(buf,pos)=((uint16)(val)) -#define SIVAL(buf,pos,val) IVAL(buf,pos)=((uint32)(val)) -#define SSVALS(buf,pos,val) SVALS(buf,pos)=((int16)(val)) -#define SIVALS(buf,pos,val) IVALS(buf,pos)=((int32)(val)) -#endif - - -/* now the reverse routines - these are used in nmb packets (mostly) */ -#define SREV(x) ((((x)&0xFF)<<8) | (((x)>>8)&0xFF)) -#define IREV(x) ((SREV(x)<<16) | (SREV((x)>>16))) - -#define RSVAL(buf,pos) SREV(SVAL(buf,pos)) -#define RIVAL(buf,pos) IREV(IVAL(buf,pos)) -#define RSSVAL(buf,pos,val) SSVAL(buf,pos,SREV(val)) -#define RSIVAL(buf,pos,val) SIVAL(buf,pos,IREV(val)) diff --git a/daemon/rfcnb/rfcnb-common.h b/daemon/rfcnb/rfcnb-common.h deleted file mode 100644 index 0d7d5dd..0000000 --- a/daemon/rfcnb/rfcnb-common.h +++ /dev/null @@ -1,36 +0,0 @@ -/* UNIX RFCNB (RFC1001/RFC1002) NetBIOS implementation - - Version 1.0 - RFCNB Common Structures etc Defines - - Copyright (C) Richard Sharpe 1996 - -*/ - -/* - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -/* A data structure we need */ - -typedef struct RFCNB_Pkt { - - char * data; /* The data in this portion */ - int len; - struct RFCNB_Pkt *next; - -} RFCNB_Pkt; - - diff --git a/daemon/rfcnb/rfcnb-error.h b/daemon/rfcnb/rfcnb-error.h deleted file mode 100644 index bb49d68..0000000 --- a/daemon/rfcnb/rfcnb-error.h +++ /dev/null @@ -1,75 +0,0 @@ -/* UNIX RFCNB (RFC1001/RFC1002) NetBIOS implementation - - Version 1.0 - RFCNB Error Response Defines - - Copyright (C) Richard Sharpe 1996 - -*/ - -/* - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -/* Error responses */ - -#define RFCNBE_Bad -1 /* Bad response */ -#define RFCNBE_OK 0 - -/* these should follow the spec ... is there one ?*/ - -#define RFCNBE_NoSpace 1 /* Could not allocate space for a struct */ -#define RFCNBE_BadName 2 /* Could not translate a name */ -#define RFCNBE_BadRead 3 /* Read sys call failed */ -#define RFCNBE_BadWrite 4 /* Write Sys call failed */ -#define RFCNBE_ProtErr 5 /* Protocol Error */ -#define RFCNBE_ConGone 6 /* Connection dropped */ -#define RFCNBE_BadHandle 7 /* Handle passed was bad */ -#define RFCNBE_BadSocket 8 /* Problems creating socket */ -#define RFCNBE_ConnectFailed 9 /* Connect failed */ -#define RFCNBE_CallRejNLOCN 10 /* Call rejected, not listening on CN */ -#define RFCNBE_CallRejNLFCN 11 /* Call rejected, not listening for CN */ -#define RFCNBE_CallRejCNNP 12 /* Call rejected, called name not present */ -#define RFCNBE_CallRejInfRes 13/* Call rejetced, name ok, no resources */ -#define RFCNBE_CallRejUnSpec 14/* Call rejected, unspecified error */ -#define RFCNBE_BadParam 15/* Bad parameters passed ... */ -#define RFCNBE_Timeout 16/* IO Timed out */ - -/* Text strings for the error responses */ - -static char *RFCNB_Error_Strings[] = { - - "RFCNBE_OK: Routine completed successfully.", - "RFCNBE_NoSpace: No space available for a malloc call.", - "RFCNBE_BadName: NetBIOS name could not be translated to IP address.", - "RFCNBE_BadRead: Read system call returned an error. Check errno.", - "RFCNBE_BadWrite: Write system call returned an error. Check errno.", - "RFCNBE_ProtErr: A protocol error has occurred.", - "RFCNBE_ConGone: Connection dropped during a read or write system call.", - "RFCNBE_BadHandle: Bad connection handle passed.", - "RFCNBE_BadSocket: Problems creating socket.", - "RFCNBE_ConnectFailed: Connection failed. See errno.", - "RFCNBE_CallRejNLOCN: Call rejected. Not listening on called name.", - "RFCNBE_CallRejNLFCN: Call rejected. Not listening for called name.", - "RFCNBE_CallRejCNNP: Call rejected. Called name not present.", - "RFCNBE_CallRejInfRes: Call rejected. Name present, but insufficient resources.", - "RFCNBE_CallRejUnSpec: Call rejected. Unspecified error.", - "RFCNBE_BadParam: Bad parameters passed to a routine.", - "RFCNBE_Timeout: IO Operation timed out ..." - -}; - - - diff --git a/daemon/rfcnb/rfcnb-io.c b/daemon/rfcnb/rfcnb-io.c deleted file mode 100644 index db2437f..0000000 --- a/daemon/rfcnb/rfcnb-io.c +++ /dev/null @@ -1,407 +0,0 @@ -/* UNIX RFCNB (RFC1001/RFC1002) NEtBIOS implementation - - Version 1.0 - RFCNB IO Routines ... - - Copyright (C) Richard Sharpe 1996 - -*/ - -/* - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -#include "std-includes.h" -#include "rfcnb-priv.h" -#include "rfcnb-util.h" -#include "rfcnb-io.h" -#include <sys/uio.h> -#include <sys/signal.h> - -int RFCNB_Timeout = 0; /* Timeout in seconds ... */ - -void rfcnb_alarm(int sig) - -{ - - fprintf(stderr, "IO Timed out ...\n"); - -} - -/* Set timeout value and setup signal handling */ - -int RFCNB_Set_Timeout(int seconds) - -{ - /* If we are on a Bezerkeley system, use sigvec, else sigaction */ -#ifndef SA_RESTART - struct sigvec invec, outvec; -#else - struct sigaction inact, outact; -#endif - - RFCNB_Timeout = seconds; - - if (RFCNB_Timeout > 0) { /* Set up handler to ignore but not restart */ - -#ifndef SA_RESTART - invec.sv_handler = (void (*)())rfcnb_alarm; - invec.sv_mask = 0; - invec.sv_flags = SV_INTERRUPT; - - if (sigvec(SIGALRM, &invec, &outvec) < 0) - return(-1); -#else - inact.sa_handler = (void (*)())rfcnb_alarm; - memset(&(inact.sa_mask), 0, sizeof(inact.sa_mask)); - inact.sa_flags = 0; /* Don't restart */ - - if (sigaction(SIGALRM, &inact, &outact) < 0) - return(-1); - -#endif - - } - - return(0); - -} - -/* Discard the rest of an incoming packet as we do not have space for it - in the buffer we allocated or were passed ... */ - -int RFCNB_Discard_Rest(struct RFCNB_Con *con, int len) - -{ char temp[100]; /* Read into here */ - int rest, this_read, bytes_read; - - /* len is the amount we should read */ - -#ifdef RFCNB_DEBUG - fprintf(stderr, "Discard_Rest called to discard: %i\n", len); -#endif - - rest = len; - - while (rest > 0) { - - this_read = (rest > sizeof(temp)?sizeof(temp):rest); - - bytes_read = read(con -> fd, temp, this_read); - - if (bytes_read <= 0) { /* Error so return */ - - if (bytes_read < 0) - RFCNB_errno = RFCNBE_BadRead; - else - RFCNB_errno = RFCNBE_ConGone; - - RFCNB_saved_errno = errno; - return(RFCNBE_Bad); - - } - - rest = rest - bytes_read; - - } - - return(0); - -} - - -/* Send an RFCNB packet to the connection. - - We just send each of the blocks linked together ... - - If we can, try to send it as one iovec ... - -*/ - -int RFCNB_Put_Pkt(struct RFCNB_Con *con, struct RFCNB_Pkt *pkt, int len) - -{ int len_sent, tot_sent, this_len; - struct RFCNB_Pkt *pkt_ptr; - char *this_data; - int i; - struct iovec io_list[10]; /* We should never have more */ - /* If we do, this will blow up ...*/ - - /* Try to send the data ... We only send as many bytes as len claims */ - /* We should try to stuff it into an IOVEC and send as one write */ - - - pkt_ptr = pkt; - len_sent = tot_sent = 0; /* Nothing sent so far */ - i = 0; - - while ((pkt_ptr != NULL) & (i < 10)) { /* Watch that magic number! */ - - this_len = pkt_ptr -> len; - this_data = pkt_ptr -> data; - if ((tot_sent + this_len) > len) - this_len = len - tot_sent; /* Adjust so we don't send too much */ - - /* Now plug into the iovec ... */ - - io_list[i].iov_len = this_len; - io_list[i].iov_base = this_data; - i++; - - tot_sent += this_len; - - if (tot_sent == len) break; /* Let's not send too much */ - - pkt_ptr = pkt_ptr -> next; - - } - -#ifdef RFCNB_DEBUG - fprintf(stderr, "Frags = %i, tot_sent = %i\n", i, tot_sent); -#endif - - /* Set up an alarm if timeouts are set ... */ - - if (RFCNB_Timeout > 0) - alarm(RFCNB_Timeout); - - if ((len_sent = writev(con -> fd, io_list, i)) < 0) { /* An error */ - - con -> err = errno; - if (errno == EINTR) /* We were interrupted ... */ - RFCNB_errno = RFCNBE_Timeout; - else - RFCNB_errno = RFCNBE_BadWrite; - RFCNB_saved_errno = errno; - return(RFCNBE_Bad); - - } - - if (len_sent < tot_sent) { /* Less than we wanted */ - if (errno == EINTR) /* We were interrupted */ - RFCNB_errno = RFCNBE_Timeout; - else - RFCNB_errno = RFCNBE_BadWrite; - RFCNB_saved_errno = errno; - return(RFCNBE_Bad); - } - - if (RFCNB_Timeout > 0) - alarm(0); /* Reset that sucker */ - -#ifdef RFCNB_DEBUG - - fprintf(stderr, "Len sent = %i ...\n", len_sent); - RFCNB_Print_Pkt(stderr, "sent", pkt, len_sent); /* Print what send ... */ - -#endif - - return(len_sent); - -} - -/* Read an RFCNB packet off the connection. - - We read the first 4 bytes, that tells us the length, then read the - rest. We should implement a timeout, but we don't just yet - -*/ - - -int RFCNB_Get_Pkt(struct RFCNB_Con *con, struct RFCNB_Pkt *pkt, int len) - -{ int read_len, pkt_len; - char hdr[RFCNB_Pkt_Hdr_Len]; /* Local space for the header */ - struct RFCNB_Pkt *pkt_frag; - int more, this_time, offset, frag_len, this_len; - BOOL seen_keep_alive = TRUE; - - /* Read that header straight into the buffer */ - - if (len < RFCNB_Pkt_Hdr_Len) { /* What a bozo */ - -#ifdef RFCNB_DEBUG - fprintf(stderr, "Trying to read less than a packet:"); - perror(""); -#endif - RFCNB_errno = RFCNBE_BadParam; - return(RFCNBE_Bad); - - } - - /* We discard keep alives here ... */ - - if (RFCNB_Timeout > 0) - alarm(RFCNB_Timeout); - - while (seen_keep_alive) { - - if ((read_len = read(con -> fd, hdr, sizeof(hdr))) < 0) { /* Problems */ -#ifdef RFCNB_DEBUG - fprintf(stderr, "Reading the packet, we got:"); - perror(""); -#endif - if (errno == EINTR) - RFCNB_errno = RFCNBE_Timeout; - else - RFCNB_errno = RFCNBE_BadRead; - RFCNB_saved_errno = errno; - return(RFCNBE_Bad); - - } - - /* Now we check out what we got */ - - if (read_len == 0) { /* Connection closed, send back eof? */ - -#ifdef RFCNB_DEBUG - fprintf(stderr, "Connection closed reading\n"); -#endif - - if (errno == EINTR) - RFCNB_errno = RFCNBE_Timeout; - else - RFCNB_errno = RFCNBE_ConGone; - RFCNB_saved_errno = errno; - return(RFCNBE_Bad); - - } - - if (RFCNB_Pkt_Type(hdr) == RFCNB_SESSION_KEEP_ALIVE) { - -#ifdef RFCNB_DEBUG - fprintf(stderr, "RFCNB KEEP ALIVE received\n"); -#endif - - } - else { - seen_keep_alive = FALSE; - } - - } - - /* What if we got less than or equal to a hdr size in bytes? */ - - if (read_len < sizeof(hdr)) { /* We got a small packet */ - - /* Now we need to copy the hdr portion we got into the supplied packet */ - - memcpy(pkt -> data, hdr, read_len); /*Copy data */ - -#ifdef RFCNB_DEBUG - RFCNB_Print_Pkt(stderr, "rcvd", pkt, read_len); -#endif - - return(read_len); - - } - - /* Now, if we got at least a hdr size, alloc space for rest, if we need it */ - - pkt_len = RFCNB_Pkt_Len(hdr); - -#ifdef RFCNB_DEBUG - fprintf(stderr, "Reading Pkt: Length = %i\n", pkt_len); -#endif - - /* Now copy in the hdr */ - - memcpy(pkt -> data, hdr, sizeof(hdr)); - - /* Get the rest of the packet ... first figure out how big our buf is? */ - /* And make sure that we handle the fragments properly ... Sure should */ - /* use an iovec ... */ - - if (len < pkt_len) /* Only get as much as we have space for */ - more = len - RFCNB_Pkt_Hdr_Len; - else - more = pkt_len; - - this_time = 0; - - /* We read for each fragment ... */ - - if (pkt -> len == read_len){ /* If this frag was exact size */ - pkt_frag = pkt -> next; /* Stick next lot in next frag */ - offset = 0; /* then we start at 0 in next */ - } - else { - pkt_frag = pkt; /* Otherwise use rest of this frag */ - offset = RFCNB_Pkt_Hdr_Len; /* Otherwise skip the header */ - } - - frag_len = pkt_frag -> len; - - if (more <= frag_len) /* If len left to get less than frag space */ - this_len = more; /* Get the rest ... */ - else - this_len = frag_len - offset; - - while (more > 0) { - - if ((this_time = read(con -> fd, (pkt_frag -> data) + offset, this_len)) <= 0) { /* Problems */ - - if (errno == EINTR) { - - RFCNB_errno = RFCNB_Timeout; - - } - else { - if (this_time < 0) - RFCNB_errno = RFCNBE_BadRead; - else - RFCNB_errno = RFCNBE_ConGone; - } - - RFCNB_saved_errno = errno; - return(RFCNBE_Bad); - - } - -#ifdef RFCNB_DEBUG - fprintf(stderr, "Frag_Len = %i, this_time = %i, this_len = %i, more = %i\n", frag_len, - this_time, this_len, more); -#endif - - read_len = read_len + this_time; /* How much have we read ... */ - - /* Now set up the next part */ - - if (pkt_frag -> next == NULL) break; /* That's it here */ - - pkt_frag = pkt_frag -> next; - this_len = pkt_frag -> len; - offset = 0; - - more = more - this_time; - - } - -#ifdef RFCNB_DEBUG - fprintf(stderr,"Pkt Len = %i, read_len = %i\n", pkt_len, read_len); - RFCNB_Print_Pkt(stderr, "rcvd", pkt, read_len + sizeof(hdr)); -#endif - - if (read_len < (pkt_len + sizeof(hdr))) { /* Discard the rest */ - - return(RFCNB_Discard_Rest(con, (pkt_len + sizeof(hdr)) - read_len)); - - } - - if (RFCNB_Timeout > 0) - alarm(0); /* Reset that sucker */ - - return(read_len + sizeof(RFCNB_Hdr)); -} diff --git a/daemon/rfcnb/rfcnb-io.h b/daemon/rfcnb/rfcnb-io.h deleted file mode 100644 index 9af8e90..0000000 --- a/daemon/rfcnb/rfcnb-io.h +++ /dev/null @@ -1,28 +0,0 @@ -/* UNIX RFCNB (RFC1001/RFC1002) NetBIOS implementation - - Version 1.0 - RFCNB IO Routines Defines - - Copyright (C) Richard Sharpe 1996 - -*/ - -/* - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -int RFCNB_Put_Pkt(struct RFCNB_Con *con, struct RFCNB_Pkt *pkt, int len); - -int RFCNB_Get_Pkt(struct RFCNB_Con *con, struct RFCNB_Pkt *pkt, int len); diff --git a/daemon/rfcnb/rfcnb-priv.h b/daemon/rfcnb/rfcnb-priv.h deleted file mode 100644 index 3541c0e..0000000 --- a/daemon/rfcnb/rfcnb-priv.h +++ /dev/null @@ -1,151 +0,0 @@ -/* UNIX RFCNB (RFC1001/RFC1002) NetBIOS implementation - - Version 1.0 - RFCNB Defines - - Copyright (C) Richard Sharpe 1996 - -*/ - -/* - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -/* Defines we need */ - -typedef unsigned short uint16; - -#define GLOBAL extern - -#include "rfcnb-error.h" -#include "rfcnb-common.h" -#include "byteorder.h" - -#ifdef RFCNB_PORT -#define RFCNB_Default_Port RFCNB_PORT -#else -#define RFCNB_Default_Port 139 -#endif - -#define RFCNB_MAX_STATS 1 - -/* Protocol defines we need */ - -#define RFCNB_SESSION_MESSAGE 0 -#define RFCNB_SESSION_REQUEST 0x81 -#define RFCNB_SESSION_ACK 0x82 -#define RFCNB_SESSION_REJ 0x83 -#define RFCNB_SESSION_RETARGET 0x84 -#define RFCNB_SESSION_KEEP_ALIVE 0x85 - -/* Structures */ - -typedef struct redirect_addr * redirect_ptr; - -struct redirect_addr { - - struct in_addr ip_addr; - int port; - redirect_ptr next; - -}; - -typedef struct RFCNB_Con { - - int fd; /* File descripter for TCP/IP connection */ - int err; /* last error */ - int timeout; /* How many milli-secs before IO times out */ - int redirects; /* How many times we were redirected */ - struct redirect_addr *redirect_list; /* First is first address */ - struct redirect_addr *last_addr; - -} RFCNB_Con; - -typedef char RFCNB_Hdr[4]; /* The header is 4 bytes long with */ - /* char[0] as the type, char[1] the */ - /* flags, and char[2..3] the length */ - -/* Macros to extract things from the header. These are for portability - between architecture types where we are worried about byte order */ - -#define RFCNB_Pkt_Hdr_Len 4 -#define RFCNB_Pkt_Sess_Len 72 -#define RFCNB_Pkt_Retarg_Len 10 -#define RFCNB_Pkt_Nack_Len 5 -#define RFCNB_Pkt_Type_Offset 0 -#define RFCNB_Pkt_Flags_Offset 1 -#define RFCNB_Pkt_Len_Offset 2 /* Length is 2 bytes plus a flag bit */ -#define RFCNB_Pkt_N1Len_Offset 4 -#define RFCNB_Pkt_Called_Offset 5 -#define RFCNB_Pkt_N2Len_Offset 38 -#define RFCNB_Pkt_Calling_Offset 39 -#define RFCNB_Pkt_Error_Offset 4 -#define RFCNB_Pkt_IP_Offset 4 -#define RFCNB_Pkt_Port_Offset 8 - -/* The next macro isolates the length of a packet, including the bit in the - flags */ - -#define RFCNB_Pkt_Len(p) (PVAL(p, 3) | (PVAL(p, 2) << 8) | \ - ((PVAL(p, RFCNB_Pkt_Flags_Offset) & 0x01) << 16)) - -#define RFCNB_Put_Pkt_Len(p, v) (p[1] = ((v >> 16) & 1)); \ - (p[2] = ((v >> 8) & 0xFF)); \ - (p[3] = (v & 0xFF)); - -#define RFCNB_Pkt_Type(p) (CVAL(p, RFCNB_Pkt_Type_Offset)) - -/*typedef struct RFCNB_Hdr { - - unsigned char type; - unsigned char flags; - int16 len; - - } RFCNB_Hdr; - -typedef struct RFCNB_Sess_Pkt { - unsigned char type; - unsigned char flags; - int16 length; - unsigned char n1_len; - char called_name[33]; - unsigned char n2_len; - char calling_name[33]; - } RFCNB_Sess_Pkt; - - -typedef struct RFCNB_Nack_Pkt { - - struct RFCNB_Hdr hdr; - unsigned char error; - - } RFCNB_Nack_Pkt; - -typedef struct RFCNB_Retarget_Pkt { - - struct RFCNB_Hdr hdr; - int dest_ip; - unsigned char port; - - } RFCNB_Redir_Pkt; */ - -/* Static variables */ - -/* Only declare this if not defined */ - -#ifndef RFCNB_ERRNO -extern int RFCNB_errno; -extern int RFCNB_saved_errno; /* Save this from point of error */ -#endif diff --git a/daemon/rfcnb/rfcnb-util.c b/daemon/rfcnb/rfcnb-util.c deleted file mode 100644 index adcc092..0000000 --- a/daemon/rfcnb/rfcnb-util.c +++ /dev/null @@ -1,532 +0,0 @@ -/* UNIX RFCNB (RFC1001/RFC1002) NetBIOS implementation - - Version 1.0 - RFCNB Utility Routines ... - - Copyright (C) Richard Sharpe 1996 - -*/ - -/* - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -#include "std-includes.h" -#include "rfcnb-priv.h" -#include "rfcnb-util.h" -#include "rfcnb-io.h" - -extern void (*Prot_Print_Routine)(); /* Pointer to protocol print routine */ - -/* Convert name and pad to 16 chars as needed */ -/* Name 1 is a C string with null termination, name 2 may not be */ -/* If SysName is true, then put a <00> on end, else space> */ - -void RFCNB_CvtPad_Name(char *name1, char *name2) - -{ char c, c1, c2; - int i, len; - - len = strlen(name1); - - for (i = 0; i < 16; i++) { - - if (i >= len) { - - c1 = 'C'; c2 = 'A'; /* CA is a space */ - - } else { - - c = name1[i]; - c1 = (char)((int)c/16 + (int)'A'); - c2 = (char)((int)c%16 + (int)'A'); - } - - name2[i*2] = c1; - name2[i*2+1] = c2; - - } - - name2[32] = 0; /* Put in the nll ...*/ - -} - -/* Converts an Ascii NB Name (16 chars) to an RFCNB Name (32 chars) - Uses the encoding in RFC1001. Each nibble of byte is added to 'A' - to produce the next byte in the name. - - This routine assumes that AName is 16 bytes long and that NBName has - space for 32 chars, so be careful ... - -*/ - -void RFCNB_AName_To_NBName(char *AName, char *NBName) - -{ char c, c1, c2; - int i; - - for (i=0; i < 16; i++) { - - c = AName[i]; - - c1 = (char)((c >> 4) + 'A'); - c2 = (char)((c & 0xF) + 'A'); - - NBName[i*2] = c1; - NBName[i*2+1] = c2; - } - - NBName[32] = 0; /* Put in a null */ - -} - -/* Do the reverse of the above ... */ - -void RFCNB_NBName_To_AName(char *NBName, char *AName) - -{ char c, c1, c2; - int i; - - for (i=0; i < 16; i++) { - - c1 = NBName[i*2]; - c2 = NBName[i*2+1]; - - c = (char)(((int)c1 - (int)'A') * 16 + ((int)c2 - (int)'A')); - - AName[i] = c; - - } - - AName[i] = 0; /* Put a null on the end ... */ - -} - -/* Print a string of bytes in HEX etc */ - -void RFCNB_Print_Hex(FILE *fd, struct RFCNB_Pkt *pkt, int Offset, int Len) - -{ char c1, c2, outbuf1[33]; - unsigned char c; - int i, j; - struct RFCNB_Pkt *pkt_ptr = pkt; - static char Hex_List[17] = "0123456789ABCDEF"; - - j = 0; - - /* We only want to print as much as sepcified in Len */ - - while (pkt_ptr != NULL) { - - for (i = 0; - i < ((Len > (pkt_ptr -> len)?pkt_ptr -> len:Len) - Offset); - i++) { - - c = pkt_ptr -> data[i + Offset]; - c1 = Hex_List[c >> 4]; - c2 = Hex_List[c & 0xF]; - - outbuf1[j++] = c1; outbuf1[j++] = c2; - - if (j == 32){ /* Print and reset */ - outbuf1[j] = 0; - fprintf(fd, " %s\n", outbuf1); - j = 0; - } - - } - - Offset = 0; - Len = Len - pkt_ptr -> len; /* Reduce amount by this much */ - pkt_ptr = pkt_ptr -> next; - - } - - /* Print last lot in the buffer ... */ - - if (j > 0) { - - outbuf1[j] = 0; - fprintf(fd, " %s\n", outbuf1); - - } - - fprintf(fd, "\n"); - -} - -/* Get a packet of size n */ - -struct RFCNB_Pkt *RFCNB_Alloc_Pkt(int n) - -{ RFCNB_Pkt *pkt; - - if ((pkt = (struct RFCNB_Pkt *)malloc(sizeof(struct RFCNB_Pkt))) == NULL) { - - RFCNB_errno = RFCNBE_NoSpace; - RFCNB_saved_errno = errno; - return(NULL); - - } - - pkt -> next = NULL; - pkt -> len = n; - - if (n == 0) return(pkt); - - if ((pkt -> data = (char *)malloc(n)) == NULL) { - - RFCNB_errno = RFCNBE_NoSpace; - RFCNB_saved_errno = errno; - free(pkt); - return(NULL); - - } - - return(pkt); - -} - -/* Free up a packet */ - -int RFCNB_Free_Pkt(struct RFCNB_Pkt *pkt) - -{ struct RFCNB_Pkt *pkt_next; char *data_ptr; - - while (pkt != NULL) { - - pkt_next = pkt -> next; - - data_ptr = pkt -> data; - - if (data_ptr != NULL) - free(data_ptr); - - free(pkt); - - pkt = pkt_next; - - } - -} - -/* Print an RFCNB packet */ - -void RFCNB_Print_Pkt(FILE *fd, char *dirn, struct RFCNB_Pkt *pkt, int len) - -{ char lname[17]; - - /* We assume that the first fragment is the RFCNB Header */ - /* We should loop through the fragments printing them out */ - - fprintf(fd, "RFCNB Pkt %s:", dirn); - - switch (RFCNB_Pkt_Type(pkt -> data)) { - - case RFCNB_SESSION_MESSAGE: - - fprintf(fd, "SESSION MESSAGE: Length = %i\n", RFCNB_Pkt_Len(pkt -> data)); - RFCNB_Print_Hex(fd, pkt, RFCNB_Pkt_Hdr_Len, -#ifdef RFCNB_PRINT_DATA - RFCNB_Pkt_Len(pkt -> data) - RFCNB_Pkt_Hdr_Len); -#else - 40); -#endif - - if (Prot_Print_Routine != 0) { /* Print the rest of the packet */ - - Prot_Print_Routine(fd, strcmp(dirn, "sent"), pkt, RFCNB_Pkt_Hdr_Len, - RFCNB_Pkt_Len(pkt -> data) - RFCNB_Pkt_Hdr_Len); - - } - - break; - - case RFCNB_SESSION_REQUEST: - - fprintf(fd, "SESSION REQUEST: Length = %i\n", - RFCNB_Pkt_Len(pkt -> data)); - RFCNB_NBName_To_AName((char *)(pkt -> data + RFCNB_Pkt_Called_Offset), lname); - fprintf(fd, " Called Name: %s\n", lname); - RFCNB_NBName_To_AName((char *)(pkt -> data + RFCNB_Pkt_Calling_Offset), lname); - fprintf(fd, " Calling Name: %s\n", lname); - - break; - - case RFCNB_SESSION_ACK: - - fprintf(fd, "RFCNB SESSION ACK: Length = %i\n", - RFCNB_Pkt_Len(pkt -> data)); - - break; - - case RFCNB_SESSION_REJ: - fprintf(fd, "RFCNB SESSION REJECT: Length = %i\n", - RFCNB_Pkt_Len(pkt -> data)); - - if (RFCNB_Pkt_Len(pkt -> data) < 1) { - fprintf(fd, " Protocol Error, short Reject packet!\n"); - } - else { - fprintf(fd, " Error = %x\n", CVAL(pkt -> data, RFCNB_Pkt_Error_Offset)); - } - - break; - - case RFCNB_SESSION_RETARGET: - - fprintf(fd, "RFCNB SESSION RETARGET: Length = %i\n", - RFCNB_Pkt_Len(pkt -> data)); - - /* Print out the IP address etc and the port? */ - - break; - - case RFCNB_SESSION_KEEP_ALIVE: - - fprintf(fd, "RFCNB SESSION KEEP ALIVE: Length = %i\n", - RFCNB_Pkt_Len(pkt -> data)); - break; - - default: - - break; - } - -} - -/* Resolve a name into an address */ - -int RFCNB_Name_To_IP(char *host, struct in_addr *Dest_IP) - -{ int addr; /* Assumes IP4, 32 bit network addresses */ - struct hostent *hp; - - /* Use inet_addr to try to convert the address */ - - if ((addr = inet_addr(host)) == INADDR_NONE) { /* Oh well, a good try :-) */ - - /* Now try a name look up with gethostbyname */ - - if ((hp = gethostbyname(host)) == NULL) { /* Not in DNS */ - - /* Try NetBIOS name lookup, how the hell do we do that? */ - - RFCNB_errno = RFCNBE_BadName; /* Is this right? */ - RFCNB_saved_errno = errno; - return(RFCNBE_Bad); - - } - else { /* We got a name */ - - memcpy((void *)Dest_IP, (void *)hp -> h_addr_list[0], sizeof(struct in_addr)); - - } - } - else { /* It was an IP address */ - - memcpy((void *)Dest_IP, (void *)&addr, sizeof(struct in_addr)); - - } - - return 0; - -} - -/* Disconnect the TCP connection to the server */ - -int RFCNB_Close(int socket) - -{ - - close(socket); - - /* If we want to do error recovery, here is where we put it */ - - return 0; - -} - -/* Connect to the server specified in the IP address. - Not sure how to handle socket options etc. */ - -int RFCNB_IP_Connect(struct in_addr Dest_IP, int port) - -{ struct sockaddr_in Socket; - int fd; - - /* Create a socket */ - - if ((fd = socket(PF_INET, SOCK_STREAM, 0)) < 0) { /* Handle the error */ - - RFCNB_errno = RFCNBE_BadSocket; - RFCNB_saved_errno = errno; - return(RFCNBE_Bad); - } - - bzero((char *)&Socket, sizeof(Socket)); - memcpy((char *)&Socket.sin_addr, (char *)&Dest_IP, sizeof(Dest_IP)); - - Socket.sin_port = htons(port); - Socket.sin_family = PF_INET; - - /* Now connect to the destination */ - - if (connect(fd, (struct sockaddr *)&Socket, sizeof(Socket)) < 0) { /* Error */ - - close(fd); - RFCNB_errno = RFCNBE_ConnectFailed; - RFCNB_saved_errno = errno; - return(RFCNBE_Bad); - } - - return(fd); - -} - -/* handle the details of establishing the RFCNB session with remote - end - -*/ - -int RFCNB_Session_Req(struct RFCNB_Con *con, - char *Called_Name, - char *Calling_Name, - BOOL *redirect, - struct in_addr *Dest_IP, - int * port) - -{ char *sess_pkt; - - /* Response packet should be no more than 9 bytes, make 16 jic */ - - char ln1[16], ln2[16], n1[32], n2[32], resp[16]; - int len; - struct RFCNB_Pkt *pkt, res_pkt; - - /* We build and send the session request, then read the response */ - - pkt = RFCNB_Alloc_Pkt(RFCNB_Pkt_Sess_Len); - - if (pkt == NULL) { - - return(RFCNBE_Bad); /* Leave the error that RFCNB_Alloc_Pkt gives) */ - - } - - sess_pkt = pkt -> data; /* Get pointer to packet proper */ - - sess_pkt[RFCNB_Pkt_Type_Offset] = RFCNB_SESSION_REQUEST; - RFCNB_Put_Pkt_Len(sess_pkt, RFCNB_Pkt_Sess_Len-RFCNB_Pkt_Hdr_Len); - sess_pkt[RFCNB_Pkt_N1Len_Offset] = 32; - sess_pkt[RFCNB_Pkt_N2Len_Offset] = 32; - - RFCNB_CvtPad_Name(Called_Name, (sess_pkt + RFCNB_Pkt_Called_Offset)); - RFCNB_CvtPad_Name(Calling_Name, (sess_pkt + RFCNB_Pkt_Calling_Offset)); - - /* Now send the packet */ - -#ifdef RFCNB_DEBUG - - fprintf(stderr, "Sending packet: "); - -#endif - - if ((len = RFCNB_Put_Pkt(con, pkt, RFCNB_Pkt_Sess_Len)) < 0) { - - return(RFCNBE_Bad); /* Should be able to write that lot ... */ - - } - -#ifdef RFCNB_DEBUG - - fprintf(stderr, "Getting packet.\n"); - -#endif - - res_pkt.data = resp; - res_pkt.len = sizeof(resp); - res_pkt.next = NULL; - - if ((len = RFCNB_Get_Pkt(con, &res_pkt, sizeof(resp))) < 0) { - - return(RFCNBE_Bad); - - } - - /* Now analyze the packet ... */ - - switch (RFCNB_Pkt_Type(resp)) { - - case RFCNB_SESSION_REJ: /* Didnt like us ... too bad */ - - /* Why did we get rejected ? */ - - switch (CVAL(resp,RFCNB_Pkt_Error_Offset)) { - - case 0x80: - RFCNB_errno = RFCNBE_CallRejNLOCN; - break; - case 0x81: - RFCNB_errno = RFCNBE_CallRejNLFCN; - break; - case 0x82: - RFCNB_errno = RFCNBE_CallRejCNNP; - break; - case 0x83: - RFCNB_errno = RFCNBE_CallRejInfRes; - break; - case 0x8F: - RFCNB_errno = RFCNBE_CallRejUnSpec; - break; - default: - RFCNB_errno = RFCNBE_ProtErr; - break; - } - - return(RFCNBE_Bad); - break; - - case RFCNB_SESSION_ACK: /* Got what we wanted ... */ - - return(0); - break; - - case RFCNB_SESSION_RETARGET: /* Go elsewhere */ - - *redirect = TRUE; /* Copy port and ip addr */ - - memcpy(Dest_IP, (resp + RFCNB_Pkt_IP_Offset), sizeof(struct in_addr)); - *port = SVAL(resp, RFCNB_Pkt_Port_Offset); - - return(0); - break; - - default: /* A protocol error */ - - RFCNB_errno = RFCNBE_ProtErr; - return(RFCNBE_Bad); - break; - } -} - - - - - - - - - diff --git a/daemon/rfcnb/rfcnb-util.h b/daemon/rfcnb/rfcnb-util.h deleted file mode 100644 index b3f2315..0000000 --- a/daemon/rfcnb/rfcnb-util.h +++ /dev/null @@ -1,50 +0,0 @@ -/* UNIX RFCNB (RFC1001/RFC1002) NetBIOS implementation - - Version 1.0 - RFCNB Utility Defines - - Copyright (C) Richard Sharpe 1996 - -*/ - -/* - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -void RFCNB_CvtPad_Name(char *name1, char *name2); - -void RFCNB_AName_To_NBName(char *AName, char *NBName); - -void RFCNB_NBName_To_AName(char *NBName, char *AName); - -void RFCNB_Print_Hex(FILE *fd, struct RFCNB_Pkt *pkt, int Offset, int Len); - -struct RFCNB_Pkt *RFCNB_Alloc_Pkt(int n); - -void RFCNB_Print_Pkt(FILE *fd, char *dirn, struct RFCNB_Pkt *pkt, int len); - -int RFCNB_Name_To_IP(char *host, struct in_addr *Dest_IP); - -int RFCNB_Close(int socket); - -int RFCNB_IP_Connect(struct in_addr Dest_IP, int port); - -int RFCNB_Session_Req(struct RFCNB_Con *con, - char *Called_Name, - char *Calling_Name, - BOOL *redirect, - struct in_addr *Dest_IP, - int * port); - diff --git a/daemon/rfcnb/rfcnb.h b/daemon/rfcnb/rfcnb.h deleted file mode 100644 index a7cfe1f..0000000 --- a/daemon/rfcnb/rfcnb.h +++ /dev/null @@ -1,48 +0,0 @@ -/* UNIX RFCNB (RFC1001/RFC1002) NetBIOS implementation - - Version 1.0 - RFCNB Defines - - Copyright (C) Richard Sharpe 1996 - -*/ - -/* - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -/* Error responses */ - -#include "rfcnb-error.h" -#include "rfcnb-common.h" - -/* Defines we need */ - -#define RFCNB_Default_Port 139 - -/* Definition of routines we define */ - -void *RFCNB_Call(char *Called_Name, char *Calling_Name, char *Called_Address, - int port); - -int RFCNB_Send(void *Con_Handle, struct RFCNB_Pkt *Data, int Length); - -int RFCNB_Recv(void *Con_Handle, struct RFCNB_Pkt *Data, int Length); - -int RFCNB_Hangup(void *con_Handle); - -void *RFCNB_Listen(); - -void RFCNB_Get_Error(char *buffer, int buf_len); diff --git a/daemon/rfcnb/session.c b/daemon/rfcnb/session.c deleted file mode 100644 index 981fda8..0000000 --- a/daemon/rfcnb/session.c +++ /dev/null @@ -1,364 +0,0 @@ -/* UNIX RFCNB (RFC1001/RFC1002) NetBIOS implementation - - Version 1.0 - Session Routines ... - - Copyright (C) Richard Sharpe 1996 - -*/ - -/* - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -int RFCNB_errno = 0; -int RFCNB_saved_errno = 0; -#define RFCNB_ERRNO - -#include "std-includes.h" -#include <netinet/tcp.h> -#include "rfcnb-priv.h" -#include "rfcnb-util.h" - -int RFCNB_Stats[RFCNB_MAX_STATS]; - -void (*Prot_Print_Routine)() = NULL; /* Pointer to print routine */ - -/* Set up a session with a remote name. We are passed Called_Name as a - string which we convert to a NetBIOS name, ie space terminated, up to - 16 characters only if we need to. If Called_Address is not empty, then - we use it to connect to the remote end, but put in Called_Name ... Called - Address can be a DNS based name, or a TCP/IP address ... -*/ - -void *RFCNB_Call(char *Called_Name, char *Calling_Name, char *Called_Address, - int port) - -{ struct RFCNB_Con *con; - struct in_addr Dest_IP; - int Client; - BOOL redirect; struct redirect_addr *redir_addr; - char *Service_Address; - - /* Now, we really should look up the port in /etc/services ... */ - - if (port == 0) port = RFCNB_Default_Port; - - /* Create a connection structure first */ - - if ((con = (struct RFCNB_Con *)malloc(sizeof(struct RFCNB_Con))) == NULL) { /* Error in size */ - - RFCNB_errno = RFCNBE_NoSpace; - RFCNB_saved_errno = errno; - return(NULL); - - } - - con -> fd = -0; /* no descriptor yet */ - con -> err = 0; /* no error yet */ - con -> timeout = 0; /* no timeout */ - con -> redirects = 0; - - /* Resolve that name into an IP address */ - - Service_Address = Called_Name; - if (strcmp(Called_Address, "") != 0) { /* If the Called Address = "" */ - Service_Address = Called_Address; - } - - if ((errno = RFCNB_Name_To_IP(Service_Address, &Dest_IP)) < 0) { /* Error */ - - /* No need to modify RFCNB_errno as it was done by RFCNB_Name_To_IP */ - - return(NULL); - - } - - /* Now connect to the remote end */ - - redirect = TRUE; /* Fudge this one so we go once through */ - - while (redirect) { /* Connect and get session info etc */ - - redirect = FALSE; /* Assume all OK */ - - /* Build the redirect info. First one is first addr called */ - /* And tack it onto the list of addresses we called */ - - if ((redir_addr = (struct redirect_addr *)malloc(sizeof(struct redirect_addr))) == NULL) { /* Could not get space */ - - RFCNB_errno = RFCNBE_NoSpace; - RFCNB_saved_errno = errno; - return(NULL); - - } - - memcpy((char *)&(redir_addr -> ip_addr), (char *)&Dest_IP, sizeof(Dest_IP)); - redir_addr -> port = port; - redir_addr -> next = NULL; - - if (con -> redirect_list == NULL) { /* Stick on head */ - - con -> redirect_list = con -> last_addr = redir_addr; - - } else { - - con -> last_addr -> next = redir_addr; - con -> last_addr = redir_addr; - - } - - /* Now, make that connection */ - - if ((Client = RFCNB_IP_Connect(Dest_IP, port)) < 0) { /* Error */ - - /* No need to modify RFCNB_errno as it was done by RFCNB_IP_Connect */ - - return(NULL); - - } - - con -> fd = Client; - - /* Now send and handle the RFCNB session request */ - /* If we get a redirect, we will comeback with redirect true - and a new IP address in DEST_IP */ - - if ((errno = RFCNB_Session_Req(con, - Called_Name, - Calling_Name, - &redirect, &Dest_IP, &port)) < 0) { - - /* No need to modify RFCNB_errno as it was done by RFCNB_Session.. */ - - return(NULL); - - } - - if (redirect) { - - /* We have to close the connection, and then try again */ - - (con -> redirects)++; - - RFCNB_Close(con -> fd); /* Close it */ - - } - } - - return(con); - -} - -/* We send a packet to the other end ... for the moment, we treat the - data as a series of pointers to blocks of data ... we should check the - length ... */ - -int RFCNB_Send(struct RFCNB_Con *Con_Handle, struct RFCNB_Pkt *udata, int Length) - -{ struct RFCNB_Pkt *pkt; char *hdr; - int len; - - /* Plug in the header and send the data */ - - pkt = RFCNB_Alloc_Pkt(RFCNB_Pkt_Hdr_Len); - - if (pkt == NULL) { - - RFCNB_errno = RFCNBE_NoSpace; - RFCNB_saved_errno = errno; - return(RFCNBE_Bad); - - } - - pkt -> next = udata; /* The user data we want to send */ - - hdr = pkt -> data; - - /* Following crap is for portability across multiple UNIX machines */ - - *(hdr + RFCNB_Pkt_Type_Offset) = RFCNB_SESSION_MESSAGE; - RFCNB_Put_Pkt_Len(hdr, Length); - -#ifdef RFCNB_DEBUG - - fprintf(stderr, "Sending packet: "); - -#endif - - if ((len = RFCNB_Put_Pkt(Con_Handle, pkt, Length + RFCNB_Pkt_Hdr_Len)) < 0) { - - /* No need to change RFCNB_errno as it was done by put_pkt ... */ - - return(RFCNBE_Bad); /* Should be able to write that lot ... */ - - } - - /* Now we have sent that lot, let's get rid of the RFCNB Header and return */ - - pkt -> next = NULL; - - RFCNB_Free_Pkt(pkt); - - return(len); - -} - -/* We pick up a message from the internet ... We have to worry about - non-message packets ... */ - -int RFCNB_Recv(void *con_Handle, struct RFCNB_Pkt *Data, int Length) - -{ struct RFCNB_Pkt *pkt; struct RFCNB_Hdr *hdr; - int ret_len; - - if (con_Handle == NULL){ - - RFCNB_errno = RFCNBE_BadHandle; - RFCNB_saved_errno = errno; - return(RFCNBE_Bad); - - } - - /* Now get a packet from below. We allocate a header first */ - - /* Plug in the header and send the data */ - - pkt = RFCNB_Alloc_Pkt(RFCNB_Pkt_Hdr_Len); - - if (pkt == NULL) { - - RFCNB_errno = RFCNBE_NoSpace; - RFCNB_saved_errno = errno; - return(RFCNBE_Bad); - - } - - pkt -> next = Data; /* Plug in the data portion */ - - if ((ret_len = RFCNB_Get_Pkt(con_Handle, pkt, Length + RFCNB_Pkt_Hdr_Len)) < 0) { - -#ifdef RFCNB_DEBUG - fprintf(stderr, "Bad packet return in RFCNB_Recv... \n"); -#endif - - return(RFCNBE_Bad); - - } - - /* We should check that we go a message and not a keep alive */ - - pkt -> next = NULL; - - RFCNB_Free_Pkt(pkt); - - return(ret_len); - -} - -/* We just disconnect from the other end, as there is nothing in the RFCNB */ -/* protocol that specifies any exchange as far as I can see */ - -int RFCNB_Hangup(struct RFCNB_Con *con_Handle) - -{ - - if (con_Handle != NULL) { - RFCNB_Close(con_Handle -> fd); /* Could this fail? */ - free(con_Handle); - } - - return 0; - - -} - -/* Set TCP_NODELAY on the socket */ - -int RFCNB_Set_Sock_NoDelay(struct RFCNB_Con *con_Handle, BOOL yn) - -{ - - return(setsockopt(con_Handle -> fd, IPPROTO_TCP, TCP_NODELAY, - (char *)&yn, sizeof(yn))); - -} - - -/* Listen for a connection on a port???, when */ -/* the connection comes in, we return with the connection */ - -void *RFCNB_Listen() - -{ - -} - -/* Pick up the last error response as a string, hmmm, this routine should */ -/* have been different ... */ - -void RFCNB_Get_Error(char *buffer, int buf_len) - -{ - - if (RFCNB_saved_errno <= 0) { - sprintf(buffer, "%s", RFCNB_Error_Strings[RFCNB_errno]); - } - else { - sprintf(buffer, "%s\n\terrno:%s", RFCNB_Error_Strings[RFCNB_errno], - strerror(RFCNB_saved_errno)); - } - -} - -/* Pick up the last error response and returns as a code */ - -int RFCNB_Get_Last_Error() - -{ - - return(RFCNB_errno); - -} - -/* Pick up saved errno as well */ - -int RFCNB_Get_Last_Errno() - -{ - - return(RFCNB_saved_errno); - -} - -/* Pick up the last error response and return in string ... */ - -int RFCNB_Get_Error_Msg(int code, char *msg_buf, int len) - -{ - - strncpy(msg_buf, RFCNB_Error_Strings[abs(code)], len); - -} - -/* Register a higher level protocol print routine */ - -void RFCNB_Register_Print_Routine(void (*fn)()) - -{ - - Prot_Print_Routine = fn; - -} diff --git a/daemon/rfcnb/std-includes.h b/daemon/rfcnb/std-includes.h deleted file mode 100644 index e90e60a..0000000 --- a/daemon/rfcnb/std-includes.h +++ /dev/null @@ -1,45 +0,0 @@ -/* RFCNB Standard includes ... */ -/* - - RFCNB Standard Includes - - Copyright (C) 1996, Richard Sharpe - -/* One day we will conditionalize these on OS types ... */ - -/* - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -#define BOOL int -typedef short int16; - -#include <netdb.h> -#include <sys/types.h> -#include <netinet/in.h> -#include <sys/socket.h> -#include <signal.h> -#include <errno.h> -#include <stdio.h> -#include <unistd.h> - -#define TRUE 1 -#define FALSE 0 - -/* Pick up define for INADDR_NONE */ - -#ifndef INADDR_NONE -#define INADDR_NONE -1 -#endif diff --git a/daemon/rfcnb/x_Makefile b/daemon/rfcnb/x_Makefile deleted file mode 100644 index 97a01be..0000000 --- a/daemon/rfcnb/x_Makefile +++ /dev/null @@ -1,38 +0,0 @@ -# Find the LDFLAGS entry for your system type and uncomment it ... - -CC = gcc - -#CFLAGS = -g -DRFCNB_DEBUG -# Uncomment the above and recomment the below if you want debugging -CFLAGS = -g - -#CFLAGS = -g -DRFCNB_DEBUG -DRFCNB_PRINT_DATA -# Different LDFLAGS for different systems: -# ULTRIX and Digital UNIX (OSF/1) -# LDFALGS = -# -# Linux -# LDFLAGS = -# -# Solaris and maybe SunOS??? -# LDFLAGS = -lsocket -lnsl -# -# HP-UX ??? -# LDFLAGS = ??? - -INCLUDES = rfcnb.h rfcnb-priv.h rfcnb-util.h rfcnb-io.h - -.SUFFIXES: .c .o .h - -all: test_rfcnb - -.c.o: $(INCLUDES) - @echo Compiling $*.c - @$(CC) $(CFLAGS) -c $*.c - -test_rfcnb: test_rfcnb.o session.o rfcnb-util.o rfcnb-io.o - $(CC) $(CFLAGS) $(LDFLAGS) -o test_rfcnb test_rfcnb.o session.o rfcnb-util.o rfcnb-io.o - -clean: - rm *.o test_rfcnb - |