From bb59442e8131ab45ab36900c05c02757eca05feb Mon Sep 17 00:00:00 2001 From: Stef Walter Date: Wed, 25 Aug 2004 00:48:14 +0000 Subject: Removed NTLM support from the main branch. --- daemon/smblib/file.c | 1306 -------------------------------------------------- 1 file changed, 1306 deletions(-) delete mode 100644 daemon/smblib/file.c (limited to 'daemon/smblib/file.c') diff --git a/daemon/smblib/file.c b/daemon/smblib/file.c deleted file mode 100644 index 6a62da5..0000000 --- a/daemon/smblib/file.c +++ /dev/null @@ -1,1306 +0,0 @@ -/* UNIX SMBlib NetBIOS implementation - - Version 1.0 - SMBlib File Access 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 "smblib-priv.h" - -#include "../rfcnb/rfcnb.h" - -/* Open a file with file_name using desired mode and search attr */ -/* If File_Handle is null, then create and populate a file handle */ - -SMB_File *SMB_Open(SMB_Tree_Handle Tree_Handle, - SMB_File *File_Handle, - char *file_name, - WORD mode, - WORD search) - -{ struct RFCNB_Pkt *pkt; - int pkt_len, param_len; char *p; - struct SMB_File_Def *file_tmp; - - /* We allocate a file object and copy some things ... */ - - file_tmp = File_Handle; - - if (File_Handle == NULL) { - - if ((file_tmp = (SMB_File *)malloc(sizeof(SMB_File))) == NULL){ - -#ifdef DEBUG - fprintf(stderr, "Could not allocate file handle space ..."); -#endif - - SMBlib_errno = SMBlibE_NoSpace; - return(NULL); - - } - - } - - strncpy(file_tmp -> filename, file_name, sizeof(file_tmp -> filename) - 1); - file_tmp -> tree = Tree_Handle; - file_tmp -> fid = 0xFFFF; /* Is this an invalid FID? */ - - param_len = strlen(file_name) + 2; /* 1 for null, 1 for ASCII marker */ - - pkt_len = SMB_open_len + param_len; - - pkt = (struct RFCNB_Pkt *)RFCNB_Alloc_Pkt(max(pkt_len, SMB_openr_len)); - - if (pkt == NULL) { /* Really should do some error handling */ - - if (File_Handle == NULL) - free(file_tmp); - SMBlib_errno = SMBlibE_NoSpace; - return(NULL); - - } - - /* Now plug in the bits we need */ - - bzero(SMB_Hdr(pkt), SMB_open_len); - SIVAL(SMB_Hdr(pkt), SMB_hdr_idf_offset, SMB_DEF_IDF); /* Plunk in IDF */ - *(SMB_Hdr(pkt) + SMB_hdr_com_offset) = SMBopen; - SSVAL(SMB_Hdr(pkt), SMB_hdr_pid_offset, Tree_Handle -> con -> pid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_tid_offset, Tree_Handle -> tid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_mid_offset, Tree_Handle -> con -> mid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_uid_offset, Tree_Handle -> con -> uid); - *(SMB_Hdr(pkt) + SMB_hdr_wct_offset) = 2; - - SSVAL(SMB_Hdr(pkt), SMB_open_mod_offset, mode); - SSVAL(SMB_Hdr(pkt), SMB_open_atr_offset, search); - SSVAL(SMB_Hdr(pkt), SMB_open_bcc_offset, param_len); - - /* Now plug in the file name ... */ - - p = (char *)(SMB_Hdr(pkt) + SMB_open_buf_offset); - *p = SMBasciiID; - strcpy(p+1, file_name); - p = p + strlen(file_name); - *(p+1) = 0; /* plug in a null ... */ - - /* Now send the packet and get the response ... */ - - if (RFCNB_Send(Tree_Handle -> con -> Trans_Connect, pkt, pkt_len) < 0){ - -#ifdef DEBUG - fprintf(stderr, "Error sending Open request\n"); -#endif - - if (File_Handle == NULL) - free(file_tmp); - RFCNB_Free_Pkt(pkt); - SMBlib_errno = -SMBlibE_SendFailed; - return(NULL); - - } - - /* Now get the response ... */ - -#ifdef DEBUG - fprintf(stderr, "Pkt_Len for Open resp = %i\n", pkt_len); -#endif - - if (RFCNB_Recv(Tree_Handle -> con -> Trans_Connect, pkt, pkt_len) < 0) { - -#ifdef DEBUG - fprintf(stderr, "Error receiving response to open request\n"); -#endif - - if (File_Handle = NULL) - free(file_tmp); - RFCNB_Free_Pkt(pkt); - SMBlib_errno = -SMBlibE_RecvFailed; - return(NULL); - - } - - /* Now parse the response and pass back any error ... */ - - if (CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset) != SMBC_SUCCESS) { /* Process error */ - -#ifdef DEBUG - fprintf(stderr, "SMB_Open failed with errorclass = %i, Error Code = %i\n", - CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset), - SVAL(SMB_Hdr(pkt), SMB_hdr_err_offset)); -#endif - - if (File_Handle = NULL) - free(file_tmp); - SMBlib_SMB_Error = IVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset); - RFCNB_Free_Pkt(pkt); - SMBlib_errno = SMBlibE_Remote; - return(NULL); /* Should clean up ... */ - - } - - file_tmp -> fid = SVAL(SMB_Hdr(pkt), SMB_openr_fid_offset); - file_tmp -> lastmod = IVAL(SMB_Hdr(pkt), SMB_openr_tim_offset); - file_tmp -> size = IVAL(SMB_Hdr(pkt), SMB_openr_fsz_offset); - file_tmp -> access = SVAL(SMB_Hdr(pkt), SMB_openr_acc_offset); - file_tmp -> fileloc = 0; - - RFCNB_Free_Pkt(pkt); /* Free up this space */ - -#ifdef DEBUG - fprintf(stderr, "SMB_Open succeeded, FID = %i\n", file_tmp -> fid); -#endif - - RFCNB_Free_Pkt(pkt); - - return(file_tmp); - -} - -/* Close the file referred to in File_Handle */ - -int SMB_Close(SMB_File *File_Handle) - -{ struct SMB_Close_Prot_Def *prot_pkt; - struct SMB_Hdr_Def_LM12 *resp_pkt; - struct RFCNB_Pkt *pkt; - int pkt_len; - - if (File_Handle == NULL) { /* Error */ - - /*SMBLIB_errno = SMBLIBE_BadHandle; */ - return(-1); - - } - - pkt_len = SMB_clos_len; - - pkt = (struct RFCNB_Pkt *)RFCNB_Alloc_Pkt(pkt_len); - - if (pkt == NULL) { /* Really should do some error handling */ - - SMBlib_errno = SMBlibE_NoSpace; - return(SMBlibE_BAD); - - } - - /* Now plug in the bits we need */ - - bzero(SMB_Hdr(pkt), SMB_clos_len); - SIVAL(SMB_Hdr(pkt), SMB_hdr_idf_offset, SMB_DEF_IDF); /* Plunk in IDF */ - *(SMB_Hdr(pkt) + SMB_hdr_com_offset) = SMBclose; - SSVAL(SMB_Hdr(pkt), SMB_hdr_pid_offset, File_Handle -> tree -> con -> pid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_tid_offset, File_Handle -> tree -> tid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_mid_offset, File_Handle -> tree -> con -> mid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_uid_offset, File_Handle -> tree -> con -> uid); - *(SMB_Hdr(pkt) + SMB_hdr_wct_offset) = 3; - - SSVAL(SMB_Hdr(pkt), SMB_clos_fid_offset, File_Handle -> fid); - SIVAL(SMB_Hdr(pkt), SMB_clos_tim_offset, 0); - SSVAL(SMB_Hdr(pkt), SMB_clos_bcc_offset, 0); - - /* Now send the packet and get the response ... */ - - if (RFCNB_Send(File_Handle -> tree -> con -> Trans_Connect, pkt, pkt_len) < 0){ - -#ifdef DEBUG - fprintf(stderr, "Error sending Open request\n"); -#endif - - RFCNB_Free_Pkt(pkt); - SMBlib_errno = SMBlibE_SendFailed; - return(SMBlibE_BAD); - - } - - /* Now get the response ... */ - - if (RFCNB_Recv(File_Handle -> tree -> con -> Trans_Connect, pkt, pkt_len) < 0) { - -#ifdef DEBUG - fprintf(stderr, "Error receiving response to open request\n"); -#endif - - RFCNB_Free_Pkt(pkt); - SMBlib_errno = SMBlibE_RecvFailed; - return(SMBlibE_BAD); - - } - - /* Now parse the response and pass back any error ... */ - - if (CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset) != SMBC_SUCCESS) { /* Process error */ - -#ifdef DEBUG - fprintf(stderr, "SMB_Close failed with errorclass = %i, Error Code = %i\n", - CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset), - SVAL(SMB_Hdr(pkt), SMB_hdr_err_offset)); -#endif - - SMBlib_SMB_Error = IVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset); - RFCNB_Free_Pkt(pkt); - SMBlib_errno = SMBlibE_Remote; - return(SMBlibE_BAD); /* Should clean up ... */ - - } - -#ifdef DEBUG - fprintf(stderr, "File %s closed successfully.\n", File_Handle -> filename); -#endif /* DEBUG */ - - /* We should deallocate the File_Handle now ... */ - - File_Handle -> tree = NULL; - File_Handle -> filename[0] = 0; - File_Handle -> fid = 0xFFFF; - - RFCNB_Free_Pkt(pkt); - free(File_Handle); - - return(0); -} - -/* Read numbytes into data from the file pointed to by File_Handle from */ -/* the offset in the File_Handle. */ - -int SMB_Read(SMB_File *File_Handle, char *data, int numbytes) - -{ int tot_read; - struct RFCNB_Pkt *snd_pkt, *recv_pkt, *data_ptr; - int snd_pkt_len, recv_pkt_len, this_read, bytes_left = numbytes; - int max_read_data, bytes_read = 0; - - /* We loop around, reading the data, accumulating it into the buffer */ - /* We build an SMB packet, where the data is pointed to by a fragment*/ - /* tagged onto the end */ - - data_ptr = (struct RFCNB_Pkt *)RFCNB_Alloc_Pkt(0); - if (data_ptr == NULL) { - - /* We should handle the error here */ - - SMBlib_errno = SMBlibE_NoSpace; - return(SMBlibE_BAD); - - } - - snd_pkt_len = SMB_read_len; /* size for the read SMB */ - recv_pkt_len = SMB_readr_len + 3; /* + 3 for the datablockID and blklen */ - - snd_pkt = (struct RFCNB_Pkt *)RFCNB_Alloc_Pkt(snd_pkt_len); - - if (snd_pkt == NULL) { - - RFCNB_Free_Pkt(data_ptr); - SMBlib_errno = SMBlibE_NoSpace; - return(SMBlibE_BAD); - - } - - recv_pkt = (struct RFCNB_Pkt *)RFCNB_Alloc_Pkt(recv_pkt_len); - - if (recv_pkt == NULL) { - - RFCNB_Free_Pkt(snd_pkt); - RFCNB_Free_Pkt(data_ptr); - SMBlib_errno = SMBlibE_NoSpace; - return(SMBlibE_BAD); - - } - - /* Put the recv pkt together */ - - recv_pkt -> next = data_ptr; - - /* Now build the read request and the receive packet etc ... */ - - bzero(SMB_Hdr(snd_pkt), SMB_read_len); - SIVAL(SMB_Hdr(snd_pkt), SMB_hdr_idf_offset, SMB_DEF_IDF); /* Plunk in IDF */ - *(SMB_Hdr(snd_pkt) + SMB_hdr_com_offset) = SMBread; - SSVAL(SMB_Hdr(snd_pkt), SMB_hdr_pid_offset, File_Handle -> tree -> con -> pid); - SSVAL(SMB_Hdr(snd_pkt), SMB_hdr_tid_offset, File_Handle -> tree -> tid); - SSVAL(SMB_Hdr(snd_pkt), SMB_hdr_mid_offset, File_Handle -> tree -> con -> mid); - SSVAL(SMB_Hdr(snd_pkt), SMB_hdr_uid_offset, File_Handle -> tree -> con -> uid); - *(SMB_Hdr(snd_pkt) + SMB_hdr_wct_offset) = 5; - SSVAL(SMB_Hdr(snd_pkt), SMB_read_fid_offset, File_Handle -> fid); - - max_read_data = (File_Handle -> tree -> mbs) - recv_pkt_len; - - while (bytes_left > 0) { - - this_read = (bytes_left > max_read_data?max_read_data: bytes_left); - - SSVAL(SMB_Hdr(snd_pkt), SMB_read_cnt_offset, this_read); - SIVAL(SMB_Hdr(snd_pkt), SMB_read_ofs_offset, File_Handle -> fileloc); - SSVAL(SMB_Hdr(snd_pkt), SMB_read_clf_offset, 0x0); - SSVAL(SMB_Hdr(snd_pkt), SMB_read_bcc_offset, 0x0); - - /* Now send the packet and wait for a response */ - - if (RFCNB_Send(File_Handle -> tree -> con -> Trans_Connect, snd_pkt, snd_pkt_len) < 0){ - -#ifdef DEBUG - fprintf(stderr, "Error sending read request\n"); -#endif - - data_ptr -> data = NULL; - data_ptr -> len = 0; - RFCNB_Free_Pkt(recv_pkt); - RFCNB_Free_Pkt(snd_pkt); - SMBlib_errno = SMBlibE_SendFailed; - return(SMBlibE_BAD); - - } - - /* Now get the response ... first point the data portion to the right */ - /* place in the read buffer ... what we are doing is ugly */ - - data_ptr -> data = (data + bytes_read); - data_ptr -> len = this_read; - - if (RFCNB_Recv(File_Handle -> tree -> con -> Trans_Connect, recv_pkt, recv_pkt_len + this_read) < 0) { - -#ifdef DEBUG - fprintf(stderr, "Error receiving response to write\n"); -#endif - - data_ptr -> len = 0; - data_ptr -> data = NULL; - RFCNB_Free_Pkt(recv_pkt); - RFCNB_Free_Pkt(snd_pkt); - SMBlib_errno = SMBlibE_RecvFailed; - return(SMBlibE_BAD); - - } - - if (CVAL(SMB_Hdr(recv_pkt), SMB_hdr_rcls_offset) != SMBC_SUCCESS) { /* Process error */ - -#ifdef DEBUG - fprintf(stderr, "SMB_Read failed with errorclass = %i, Error Code = %i\n", - CVAL(SMB_Hdr(recv_pkt), SMB_hdr_rcls_offset), - SVAL(SMB_Hdr(recv_pkt), SMB_hdr_err_offset)); -#endif - - SMBlib_SMB_Error = IVAL(SMB_Hdr(recv_pkt), SMB_hdr_rcls_offset); - data_ptr -> data = NULL; - data_ptr -> len = 0; - RFCNB_Free_Pkt(recv_pkt); - RFCNB_Free_Pkt(snd_pkt); - SMBlib_errno = SMBlibE_Remote; - return(-1); - - } - - /* Ok, that worked, so update some things here ... */ - - bytes_read = bytes_read + SVAL(SMB_Hdr(recv_pkt), SMB_readr_cnt_offset); - bytes_left = bytes_left - SVAL(SMB_Hdr(recv_pkt), SMB_readr_cnt_offset); - - } - - /* Now free those packet headers that we allocated ... */ - - data_ptr -> data = NULL; /* Since recv_pkt points to data_ptr */ - data_ptr -> len = 0; /* it is freed too */ - RFCNB_Free_Pkt(recv_pkt); - RFCNB_Free_Pkt(snd_pkt); - - return(bytes_read); - -} - -/* Lseek seeks just like the UNIX version does ... */ - -off_t SMB_Lseek(SMB_File *File_Handle, off_t offset, int whence) - -{ - - /* We should check that the file handle is kosher ... We may also blow up - if we get a 64 bit offset ... should avoid wrap-around ... */ - - switch (whence) { - case SEEK_SET: - - File_Handle -> fileloc = offset; - break; - - case SEEK_CUR: - - File_Handle -> fileloc = File_Handle -> fileloc + offset; - break; - - case SEEK_END: - - File_Handle -> fileloc = File_Handle -> size + offset; - break; - - default: - return(-1); - - } - - return(File_Handle -> fileloc); - -} - - -/* Write numbytes from data to the file pointed to by the File_Handle at */ -/* the offset in the File_Handle. */ - -int SMB_Write(SMB_File *File_Handle, char *data, int numbytes) - -{ int tot_written = 0; - struct RFCNB_Pkt *pkt, *data_ptr; - int pkt_len, i, this_write, max_write_data, bytes_left = numbytes; - - /* We loop around, writing the data, accumulating what was written */ - /* We build an SMB packet, where the data is pointed to by a fragment */ - /* tagged onto the end ... */ - - data_ptr = (struct RFCNB_Pkt *)RFCNB_Alloc_Pkt(0); - if (data_ptr == NULL) { - - SMBlib_errno = SMBlibE_NoSpace; - return(SMBlibE_BAD); - - } - - pkt_len = SMB_write_len + 3; /* + 3 for the datablockID and blklen */ - - pkt = (struct RFCNB_Pkt *)RFCNB_Alloc_Pkt(pkt_len); - - if (pkt == NULL) { - - RFCNB_Free_Pkt(data_ptr); - SMBlib_errno = SMBlibE_NoSpace; - return(SMBlibE_BAD); - - } - - /* Now init the things that will be the same across the possibly multiple - packets to write this data. */ - - bzero(SMB_Hdr(pkt), SMB_write_len); - SIVAL(SMB_Hdr(pkt), SMB_hdr_idf_offset, SMB_DEF_IDF); /* Plunk in IDF */ - *(SMB_Hdr(pkt) + SMB_hdr_com_offset) = SMBwrite; - SSVAL(SMB_Hdr(pkt), SMB_hdr_pid_offset, File_Handle -> tree -> con -> pid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_tid_offset, File_Handle -> tree -> tid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_mid_offset, File_Handle -> tree -> con -> mid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_uid_offset, File_Handle -> tree -> con -> uid); - SSVAL(SMB_Hdr(pkt), SMB_write_fid_offset, File_Handle -> fid); - - /* We will program this as send/response for the moment, but if we could - only send the second block before getting the first, we could speed - things up a bit ... */ - - max_write_data = (File_Handle -> tree -> mbs) - pkt_len; - - /* the 3 is for the data block id and length that preceeds the data */ - - while (bytes_left > 0) { - - /* bytes to write? */ - - this_write = (bytes_left > max_write_data?max_write_data:bytes_left); - - data_ptr -> next = NULL; - data_ptr -> len = this_write; - data_ptr -> data = data + tot_written; - - pkt -> next = data_ptr; /* link the data on the end */ - - SSVAL(SMB_Hdr(pkt), SMB_hdr_flg_offset, 0); - *(SMB_Hdr(pkt) + SMB_hdr_wct_offset) = 5; - SSVAL(SMB_Hdr(pkt), SMB_write_fid_offset, File_Handle -> fid); - SSVAL(SMB_Hdr(pkt), SMB_write_cnt_offset, this_write); - SIVAL(SMB_Hdr(pkt), SMB_write_ofs_offset, File_Handle -> fileloc); - SSVAL(SMB_Hdr(pkt), SMB_write_clf_offset, 0); - SSVAL(SMB_Hdr(pkt), SMB_write_bcc_offset, (this_write + 3)); - - *(SMB_Hdr(pkt) + SMB_write_buf_offset) = SMBdatablockID; - SSVAL(SMB_Hdr(pkt), SMB_write_buf_offset + 1, this_write); - - /* Now send the packet and wait for a response */ - - if (RFCNB_Send(File_Handle -> tree -> con -> Trans_Connect, pkt, pkt_len + this_write) < 0){ - -#ifdef DEBUG - fprintf(stderr, "Error sending write request\n"); -#endif - - data_ptr -> next = NULL; - data_ptr -> len = 0; - RFCNB_Free_Pkt(pkt); - SMBlib_errno = -SMBlibE_SendFailed; - return(-1); - - } - - /* Now get the response ... */ - - if (RFCNB_Recv(File_Handle -> tree -> con -> Trans_Connect, pkt, pkt_len) < 0) { - -#ifdef DEBUG - fprintf(stderr, "Error receiving response to write\n"); -#endif - - data_ptr -> next = NULL; - data_ptr -> len = 0; - RFCNB_Free_Pkt(pkt); - SMBlib_errno = -SMBlibE_RecvFailed; - return(-1); - - } - - if (CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset) != SMBC_SUCCESS) { /* Process error */ - -#ifdef DEBUG - fprintf(stderr, "SMB_Write failed with errorclass = %i, Error Code = %i\n", - CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset), - SVAL(SMB_Hdr(pkt), SMB_hdr_err_offset)); -#endif - - SMBlib_SMB_Error = IVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset); - data_ptr -> data = NULL; - data_ptr -> len = 0; - RFCNB_Free_Pkt(pkt); - SMBlib_errno = SMBlibE_Remote; - return(SMBlibE_BAD); - - } - - /* Ok, that worked, so update some things here ... */ - - tot_written = tot_written + this_write; - bytes_left = bytes_left - this_write; - - /* Assume that it is ok to update this now, but what about only part */ - /* of the write succeeding? */ - - File_Handle -> fileloc = File_Handle -> fileloc + this_write; - -#ifdef DEBUG - fprintf(stderr, "--This_write = %i, bytes_left = %i\n", - this_write, bytes_left); -#endif - - } - - /* Let's get rid of those packet headers we are using ... */ - - data_ptr -> data = NULL; - pkt -> next = NULL; - - RFCNB_Free_Pkt(pkt); - - return(tot_written); - -} - -/* Create file on the server with name file_name and attributes search */ - -SMB_File *SMB_Create(SMB_Tree_Handle Tree_Handle, - SMB_File *File_Handle, - char *file_name, - WORD search) - -{ struct RFCNB_Pkt *pkt; - int pkt_len, param_len; char *p; - struct SMB_File_Def *file_tmp; - - /* We allocate a file object and copy some things ... */ - - file_tmp = File_Handle; - - if (File_Handle == NULL) { - - if ((file_tmp = (SMB_File *)malloc(sizeof(SMB_File))) == NULL){ - -#ifdef DEBUG - fprintf(stderr, "Could not allocate file handle space ..."); -#endif - - SMBlib_errno = SMBlibE_NoSpace; - return(NULL); - - } - - } - - strncpy(file_tmp -> filename, file_name, sizeof(file_tmp -> filename)); - file_tmp -> tree = Tree_Handle; - file_tmp -> fid = 0xFFFF; /* Is this an invalid FID? */ - - param_len = strlen(file_name) + 2; /* 1 for null, 1 for ASCII marker */ - - pkt_len = SMB_creat_len + param_len; - - pkt = (struct RFCNB_Pkt *)RFCNB_Alloc_Pkt(pkt_len); - - if (pkt == NULL) { /* Really should do some error handling */ - - if (File_Handle == NULL) - free(file_tmp); - SMBlib_errno = SMBlibE_NoSpace; - return(NULL); - - } - - /* Now plug in the bits we need */ - - bzero(SMB_Hdr(pkt), SMB_creat_len); - SIVAL(SMB_Hdr(pkt), SMB_hdr_idf_offset, SMB_DEF_IDF); /* Plunk in IDF */ - *(SMB_Hdr(pkt) + SMB_hdr_com_offset) = SMBcreate; - SSVAL(SMB_Hdr(pkt), SMB_hdr_pid_offset, Tree_Handle -> con -> pid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_tid_offset, Tree_Handle -> tid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_mid_offset, Tree_Handle -> con -> mid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_uid_offset, Tree_Handle -> con -> uid); - *(SMB_Hdr(pkt) + SMB_hdr_wct_offset) = 3; - - SSVAL(SMB_Hdr(pkt), SMB_creat_atr_offset, search); - SSVAL(SMB_Hdr(pkt), SMB_creat_tim_offset, 0); - SSVAL(SMB_Hdr(pkt), SMB_creat_dat_offset, 0); - SSVAL(SMB_Hdr(pkt), SMB_creat_bcc_offset, param_len); - - /* Now plug in the file name ... */ - - p = (char *)(SMB_Hdr(pkt) + SMB_creat_buf_offset); - *p = SMBasciiID; - strcpy(p+1, file_name); - p = p + strlen(file_name); - *(p+1) = 0; /* plug in a null ... */ - - /* Now send the packet and get the response ... */ - - if (RFCNB_Send(Tree_Handle -> con -> Trans_Connect, pkt, pkt_len) < 0){ - -#ifdef DEBUG - fprintf(stderr, "Error sending Open request\n"); -#endif - - if (File_Handle == NULL) - free(file_tmp); - RFCNB_Free_Pkt(pkt); - SMBlib_errno = -SMBlibE_SendFailed; - return(NULL); - - } - - /* Now get the response ... */ - -#ifdef DEBUG - fprintf(stderr, "Pkt_Len for Create resp = %i\n", pkt_len); -#endif - - if (RFCNB_Recv(Tree_Handle -> con -> Trans_Connect, pkt, pkt_len) < 0) { - -#ifdef DEBUG - fprintf(stderr, "Error receiving response to create request\n"); -#endif - - if (File_Handle == NULL) - free(file_tmp); - RFCNB_Free_Pkt(pkt); - SMBlib_errno = -SMBlibE_RecvFailed; - return(NULL); - - } - - /* Now parse the response and pass back any error ... */ - - if (CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset) != SMBC_SUCCESS) { /* Process error */ - -#ifdef DEBUG - fprintf(stderr, "SMB_Create failed with errorclass = %i, Error Code = %i\n", - CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset), - SVAL(SMB_Hdr(pkt), SMB_hdr_err_offset)); -#endif - - if (File_Handle == NULL) - free(file_tmp); - SMBlib_SMB_Error = IVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset); - RFCNB_Free_Pkt(pkt); - SMBlib_errno = SMBlibE_Remote; - return(NULL); /* Should clean up ... */ - - } - - file_tmp -> fid = SVAL(SMB_Hdr(pkt), SMB_creatr_fid_offset); - file_tmp -> lastmod = 0; - file_tmp -> size = 0; - file_tmp -> access = SMB_AMODE_OPENRW; - file_tmp -> fileloc = 0; - - RFCNB_Free_Pkt(pkt); /* Free up this space */ - -#ifdef DEBUG - fprintf(stderr, "SMB_Create succeeded, FID = %i\n", file_tmp -> fid); -#endif - - return(file_tmp); - -} - -/* Delete the file passed in as file_name. */ - -int SMB_Delete(SMB_Tree_Handle tree, char *file_name, WORD search) - -{ struct RFCNB_Pkt *pkt; - int pkt_len, param_len; - char *p; - - param_len = strlen(file_name) + 2; - pkt_len = SMB_delet_len + param_len; - - pkt = (struct RFCNB_Pkt *)RFCNB_Alloc_Pkt(pkt_len); - - if (pkt == NULL) { /* Really should do some error handling */ - - SMBlib_errno = SMBlibE_NoSpace; - return(SMBlibE_BAD); - - } - - /* Now plug in the bits we need */ - - bzero(SMB_Hdr(pkt), SMB_delet_len); - SIVAL(SMB_Hdr(pkt), SMB_hdr_idf_offset, SMB_DEF_IDF); /* Plunk in IDF */ - *(SMB_Hdr(pkt) + SMB_hdr_com_offset) = SMBunlink; - SSVAL(SMB_Hdr(pkt), SMB_hdr_pid_offset, tree -> con -> pid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_tid_offset, tree -> tid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_mid_offset, tree -> con -> mid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_uid_offset, tree -> con -> uid); - *(SMB_Hdr(pkt) + SMB_hdr_wct_offset) = 1; - - SIVAL(SMB_Hdr(pkt), SMB_delet_sat_offset, search); - SSVAL(SMB_Hdr(pkt), SMB_delet_bcc_offset, param_len); - - /* Now plug in the file name ... */ - - p = (char *)(SMB_Hdr(pkt) + SMB_delet_buf_offset); - *p = SMBasciiID; - strcpy(p+1, file_name); - p = p + strlen(file_name); - *(p+1) = 0; /* plug in a null ... */ - - /* Now send the packet and get the response ... */ - - if (RFCNB_Send(tree -> con -> Trans_Connect, pkt, pkt_len) < 0){ - -#ifdef DEBUG - fprintf(stderr, "Error sending Delete request\n"); -#endif - - RFCNB_Free_Pkt(pkt); - SMBlib_errno = -SMBlibE_SendFailed; - return(SMBlibE_BAD); - - } - - /* Now get the response ... */ - - if (RFCNB_Recv(tree -> con -> Trans_Connect, pkt, pkt_len) < 0) { - -#ifdef DEBUG - fprintf(stderr, "Error receiving response to delete request\n"); -#endif - - RFCNB_Free_Pkt(pkt); - SMBlib_errno = -SMBlibE_RecvFailed; - return(SMBlibE_BAD); - - } - - /* Now parse the response and pass back any error ... */ - - if (CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset) != SMBC_SUCCESS) { /* Process error */ - -#ifdef DEBUG - fprintf(stderr, "SMB_Delete failed with errorclass = %i, Error Code = %i\n", - CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset), - SVAL(SMB_Hdr(pkt), SMB_hdr_err_offset)); -#endif - - SMBlib_SMB_Error = IVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset); - RFCNB_Free_Pkt(pkt); - SMBlib_errno = SMBlibE_Remote; - return(SMBlibE_BAD); /* Should clean up ... */ - - } - -#ifdef DEBUG - fprintf(stderr, "File %s deleted successfully.\n", file_name); -#endif /* DEBUG */ - - RFCNB_Free_Pkt(pkt); - - return(0); -} - -/* Create the directory passed in as dir_name */ - -int SMB_Create_Dir(SMB_Tree_Handle tree, char *dir_name) - -{ struct RFCNB_Pkt *pkt; - int pkt_len, param_len; - char *p; - - param_len = strlen(dir_name) + 2; /* + null and + asciiID */ - pkt_len = SMB_creatdir_len + param_len; - - pkt = (struct RFCNB_Pkt *)RFCNB_Alloc_Pkt(pkt_len); - - if (pkt == NULL) { /* Really should do some error handling */ - - SMBlib_errno = SMBlibE_NoSpace; - return(SMBlibE_BAD); - - } - - /* Now plug in the bits we need */ - - bzero(SMB_Hdr(pkt), SMB_creatdir_len); - SIVAL(SMB_Hdr(pkt), SMB_hdr_idf_offset, SMB_DEF_IDF); /* Plunk in IDF */ - *(SMB_Hdr(pkt) + SMB_hdr_com_offset) = SMBmkdir; - SSVAL(SMB_Hdr(pkt), SMB_hdr_pid_offset, tree -> con -> pid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_tid_offset, tree -> tid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_mid_offset, tree -> con -> mid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_uid_offset, tree -> con -> uid); - *(SMB_Hdr(pkt) + SMB_hdr_wct_offset) = 0; - - SSVAL(SMB_Hdr(pkt), SMB_creatdir_bcc_offset, param_len); - - /* Now plug in the file name ... */ - - p = (char *)(SMB_Hdr(pkt) + SMB_creatdir_buf_offset); - *p = SMBasciiID; - strcpy(p+1, dir_name); - p = p + strlen(dir_name); - *(p+1) = 0; /* plug in a null ... */ - - /* Now send the packet and get the response ... */ - - if (RFCNB_Send(tree -> con -> Trans_Connect, pkt, pkt_len) < 0){ - -#ifdef DEBUG - fprintf(stderr, "Error sending Create Dir request\n"); -#endif - - RFCNB_Free_Pkt(pkt); - SMBlib_errno = -SMBlibE_SendFailed; - return(SMBlibE_BAD); - - } - - /* Now get the response ... */ - - if (RFCNB_Recv(tree -> con -> Trans_Connect, pkt, pkt_len) < 0) { - -#ifdef DEBUG - fprintf(stderr, "Error receiving response to Create Dir request\n"); -#endif - - RFCNB_Free_Pkt(pkt); - SMBlib_errno = -SMBlibE_RecvFailed; - return(SMBlibE_BAD); - - } - - /* Now parse the response and pass back any error ... */ - - if (CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset) != SMBC_SUCCESS) { /* Process error */ - -#ifdef DEBUG - fprintf(stderr, "SMB_Create_Dir failed with errorclass = %i, Error Code = %i\n", - CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset), - SVAL(SMB_Hdr(pkt), SMB_hdr_err_offset)); -#endif - - SMBlib_SMB_Error = IVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset); - RFCNB_Free_Pkt(pkt); - SMBlib_errno = SMBlibE_Remote; - return(SMBlibE_BAD); /* Should clean up ... */ - - } - -#ifdef DEBUG - fprintf(stderr, "Directory %s created successfully.\n", dir_name); -#endif - - RFCNB_Free_Pkt(pkt); - - return(0); -} - -/* Delete the directory passed as dir_name, as long as it is empty ... */ - -int SMB_Delete_Dir(SMB_Tree_Handle tree, char *dir_name) - -{ struct RFCNB_Pkt *pkt; - int pkt_len, param_len; - char *p; - - param_len = strlen(dir_name) + 2; /* + null and + asciiID */ - pkt_len = SMB_deletdir_len + param_len; - - pkt = (struct RFCNB_Pkt *)RFCNB_Alloc_Pkt(pkt_len); - - if (pkt == NULL) { /* Really should do some error handling */ - - SMBlib_errno = SMBlibE_NoSpace; - return(SMBlibE_BAD); - - } - - /* Now plug in the bits we need */ - - bzero(SMB_Hdr(pkt), SMB_deletdir_len); - SIVAL(SMB_Hdr(pkt), SMB_hdr_idf_offset, SMB_DEF_IDF); /* Plunk in IDF */ - *(SMB_Hdr(pkt) + SMB_hdr_com_offset) = SMBrmdir; - SSVAL(SMB_Hdr(pkt), SMB_hdr_pid_offset, tree -> con -> pid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_tid_offset, tree -> tid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_mid_offset, tree -> con -> mid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_uid_offset, tree -> con -> uid); - *(SMB_Hdr(pkt) + SMB_hdr_wct_offset) = 0; - - SSVAL(SMB_Hdr(pkt), SMB_deletdir_bcc_offset, param_len); - - /* Now plug in the file name ... */ - - p = (char *)(SMB_Hdr(pkt) + SMB_deletdir_buf_offset); - *p = SMBasciiID; - strcpy(p+1, dir_name); - p = p + strlen(dir_name); - *(p+1) = 0; /* plug in a null ... */ - - /* Now send the packet and get the response ... */ - - if (RFCNB_Send(tree -> con -> Trans_Connect, pkt, pkt_len) < 0){ - -#ifdef DEBUG - fprintf(stderr, "Error sending Delete Dir request\n"); -#endif - - RFCNB_Free_Pkt(pkt); - SMBlib_errno = -SMBlibE_SendFailed; - return(SMBlibE_BAD); - - } - - /* Now get the response ... */ - - if (RFCNB_Recv(tree -> con -> Trans_Connect, pkt, pkt_len) < 0) { - -#ifdef DEBUG - fprintf(stderr, "Error receiving response to Delete Dir request\n"); -#endif - - RFCNB_Free_Pkt(pkt); - SMBlib_errno = -SMBlibE_RecvFailed; - return(SMBlibE_BAD); - - } - - /* Now parse the response and pass back any error ... */ - - if (CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset) != SMBC_SUCCESS) { /* Process error */ - -#ifdef DEBUG - fprintf(stderr, "SMB_Delete_Dir failed with errorclass = %i, Error Code = %i\n", - CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset), - SVAL(SMB_Hdr(pkt), SMB_hdr_err_offset)); -#endif - - SMBlib_SMB_Error = IVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset); - RFCNB_Free_Pkt(pkt); - SMBlib_errno = SMBlibE_Remote; - return(SMBlibE_BAD); /* Should clean up ... */ - - } - -#ifdef DEBUG - fprintf(stderr, "Directory %s deleted successfully.\n", dir_name); -#endif - - RFCNB_Free_Pkt(pkt); - - return(0); -} - -/* Check for the existence of the directory in dir_name */ - -int SMB_Check_Dir(SMB_Tree_Handle tree, char *dir_name) - -{ struct RFCNB_Pkt *pkt; - int pkt_len, param_len; - char *p; - - param_len = strlen(dir_name) + 2; /* + null and + asciiID */ - pkt_len = SMB_checkdir_len + param_len; - - pkt = (struct RFCNB_Pkt *)RFCNB_Alloc_Pkt(pkt_len); - - if (pkt == NULL) { /* Really should do some error handling */ - - SMBlib_errno = SMBlibE_NoSpace; - return(SMBlibE_BAD); - - } - - /* Now plug in the bits we need */ - - bzero(SMB_Hdr(pkt), SMB_checkdir_len); - SIVAL(SMB_Hdr(pkt), SMB_hdr_idf_offset, SMB_DEF_IDF); /* Plunk in IDF */ - *(SMB_Hdr(pkt) + SMB_hdr_com_offset) = SMBchkpth; - SSVAL(SMB_Hdr(pkt), SMB_hdr_pid_offset, tree -> con -> pid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_tid_offset, tree -> tid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_mid_offset, tree -> con -> mid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_uid_offset, tree -> con -> uid); - *(SMB_Hdr(pkt) + SMB_hdr_wct_offset) = 0; - - SSVAL(SMB_Hdr(pkt), SMB_checkdir_bcc_offset, param_len); - - /* Now plug in the file name ... */ - - p = (char *)(SMB_Hdr(pkt) + SMB_checkdir_buf_offset); - *p = SMBasciiID; - strcpy(p+1, dir_name); - p = p + strlen(dir_name); - *(p+1) = 0; /* plug in a null ... */ - - /* Now send the packet and get the response ... */ - - if (RFCNB_Send(tree -> con -> Trans_Connect, pkt, pkt_len) < 0){ - -#ifdef DEBUG - fprintf(stderr, "Error sending Check Dir Path request\n"); -#endif - - RFCNB_Free_Pkt(pkt); - SMBlib_errno = -SMBlibE_SendFailed; - return(SMBlibE_BAD); - - } - - /* Now get the response ... */ - - if (RFCNB_Recv(tree -> con -> Trans_Connect, pkt, pkt_len) < 0) { - -#ifdef DEBUG - fprintf(stderr, "Error receiving response to Check Dir request\n"); -#endif - - RFCNB_Free_Pkt(pkt); - SMBlib_errno = -SMBlibE_RecvFailed; - return(SMBlibE_BAD); - - } - - /* Now parse the response and pass back any error ... */ - - if (CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset) != SMBC_SUCCESS) { /* Process error */ - -#ifdef DEBUG - fprintf(stderr, "SMB_Check_Dir failed with errorclass = %i, Error Code = %i\n", - CVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset), - SVAL(SMB_Hdr(pkt), SMB_hdr_err_offset)); -#endif - - SMBlib_SMB_Error = IVAL(SMB_Hdr(pkt), SMB_hdr_rcls_offset); - RFCNB_Free_Pkt(pkt); - SMBlib_errno = SMBlibE_Remote; - return(SMBlibE_BAD); /* Should clean up ... */ - - } - -#ifdef DEBUG - fprintf(stderr, "Directory %s checked successfully.\n", dir_name); -#endif - - RFCNB_Free_Pkt(pkt); - - return(0); -} - -/* Search directory for the files listed ... Relative to the TID in the */ -/* Con Handle. Return number of Dir Ents returned as the result. */ - -int SMB_Search(SMB_Tree_Handle tree, - char *dir_name, - WORD search, - SMB_CP_dirent *dirents, - int direntc, - char *resumekey, - int resumekey_len) - -{ struct RFCNB_Pkt *pkt, *recv_pkt; - int pkt_len, param_len, recv_param_len, recv_pkt_len, ret_count, i; - char *p; - - param_len = strlen(dir_name) + 2 + resumekey_len + 3; /* You have to know */ - pkt_len = SMB_search_len + param_len; - - recv_param_len = direntc * SMB_searchr_dirent_len + 3; - recv_pkt_len = SMB_searchr_len + recv_param_len; - - pkt = (struct RFCNB_Pkt *)RFCNB_Alloc_Pkt(pkt_len); - - if (pkt == NULL) { /* Really should do some error handling */ - - SMBlib_errno = SMBlibE_NoSpace; - return(SMBlibE_BAD); - - } - - recv_pkt = (struct RFCNB_Pkt *)RFCNB_Alloc_Pkt(recv_pkt_len); - - if (recv_pkt == NULL) { /* Really should do some error handling */ - - RFCNB_Free_Pkt(pkt); - SMBlib_errno = SMBlibE_NoSpace; - return(SMBlibE_BAD); - - } - - - /* Now plug in the bits we need */ - - bzero(SMB_Hdr(pkt), SMB_search_len); - SIVAL(SMB_Hdr(pkt), SMB_hdr_idf_offset, SMB_DEF_IDF); /* Plunk in IDF */ - *(SMB_Hdr(pkt) + SMB_hdr_com_offset) = SMBsearch; - SSVAL(SMB_Hdr(pkt), SMB_hdr_pid_offset, tree -> con -> pid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_tid_offset, tree -> tid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_mid_offset, tree -> con -> mid); - SSVAL(SMB_Hdr(pkt), SMB_hdr_uid_offset, tree -> con -> uid); - - /* Tell server we known about non-dos names and extended attibutes */ - - SSVAL(SMB_Hdr(pkt), SMB_hdr_flg2_offset, - (SMB_FLG2_NON_DOS | SMB_FLG2_EXT_ATR)); - - *(SMB_Hdr(pkt) + SMB_hdr_wct_offset) = 2; - - SSVAL(SMB_Hdr(pkt), SMB_search_mdc_offset, direntc); /* How many we want */ - SSVAL(SMB_Hdr(pkt), SMB_search_atr_offset, search); - SSVAL(SMB_Hdr(pkt), SMB_search_bcc_offset, param_len); - - /* Now plug in the file name ... */ - - p = (char *)(SMB_Hdr(pkt) + SMB_search_buf_offset); - *p = SMBasciiID; - strcpy(p+1, dir_name); - p = p + strlen(dir_name) + 2; /* Skip the null */ - - - - *p = SMBvariableblockID; - p = p + 1; - - /* And now the resume key */ - - SSVAL(p, 0, resumekey_len); - - p = p + 2; - - bcopy(resumekey, p, resumekey_len); - - /* Now send the packet and get the response ... */ - - if (RFCNB_Send(tree -> con -> Trans_Connect, pkt, pkt_len) < 0){ - -#ifdef DEBUG - fprintf(stderr, "Error sending search request\n"); -#endif - - RFCNB_Free_Pkt(pkt); - RFCNB_Free_Pkt(recv_pkt); - SMBlib_errno = -SMBlibE_SendFailed; - return(SMBlibE_BAD); - - } - - /* Now get the response ... */ - - if (RFCNB_Recv(tree -> con -> Trans_Connect, recv_pkt, recv_pkt_len) < 0) { - -#ifdef DEBUG - fprintf(stderr, "Error receiving response to Check Dir request\n"); -#endif - - RFCNB_Free_Pkt(pkt); - RFCNB_Free_Pkt(recv_pkt); - SMBlib_errno = -SMBlibE_RecvFailed; - return(SMBlibE_BAD); - - } - - /* Now parse the response and pass back any error ... */ - - if (CVAL(SMB_Hdr(recv_pkt), SMB_hdr_rcls_offset) != SMBC_SUCCESS) { /* Process error */ - -#ifdef DEBUG - fprintf(stderr, "SMB_Check_Dir failed with errorclass = %i, Error Code = %i\n", - CVAL(SMB_Hdr(recv_pkt), SMB_hdr_rcls_offset), - SVAL(SMB_Hdr(recv_pkt), SMB_hdr_err_offset)); -#endif - - SMBlib_SMB_Error = IVAL(SMB_Hdr(recv_pkt), SMB_hdr_rcls_offset); - RFCNB_Free_Pkt(pkt); - RFCNB_Free_Pkt(recv_pkt); - SMBlib_errno = SMBlibE_Remote; - return(SMBlibE_BAD); /* Should clean up ... */ - - } - - /* Now copy the results into the user's structure */ - - ret_count = SVAL(SMB_Hdr(recv_pkt), SMB_searchr_dec_offset); - - p = SMB_Hdr(recv_pkt) + SMB_searchr_buf_offset + 3; - - /* Hmmm, should check that we have the right number of bytes ... */ - - for (i = 0; i < ret_count; i++) { - - bcopy(p, dirents[i].resume_key, 21); - - p = p + 21; - - dirents[i].file_attributes = (unsigned char)*p; - - p = p + 1; - - dirents[i].date_time = IVAL(p, 0); /* Should this be IVAL? */ - - p = p + 4; - - dirents[i].size = IVAL(p, 0); - - p = p + 4; - - bcopy(p, dirents[i].filename, 13); /* Copy in file name */ - - p = p + 13; - - } - - return(ret_count); - -} -- cgit v1.2.3