freebsd-dev/lib/libncp/ncpl_file.c

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/*
* Copyright (c) 1999, Boris Popov
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
2001-09-30 22:01:19 +00:00
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/ioctl.h>
#include <arpa/inet.h>
#include <errno.h>
#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include <netncp/ncp_lib.h>
#include <netncp/ncp_file.h>
#include <fs/nwfs/nwfs.h>
int
ncp_read(NWCONN_HANDLE connid, ncp_fh *fh, off_t offset, size_t count, char *target) {
int result;
struct ncp_rw rwrq;
DECLARE_RQ;
ncp_init_request(conn);
ncp_add_byte(conn, NCP_CONN_READ);
rwrq.nrw_fh = *fh;
rwrq.nrw_base = target;
rwrq.nrw_cnt = count;
rwrq.nrw_offset = offset;
ncp_add_mem(conn, &rwrq, sizeof(rwrq));
if ((result = ncp_conn_request(connid, conn)) < 0)
return -1;
return result;
}
int
ncp_write(NWCONN_HANDLE connid, ncp_fh *fh, off_t offset, size_t count, char *source)
{
int result;
struct ncp_rw rwrq;
DECLARE_RQ;
ncp_init_request(conn);
ncp_add_byte(conn, NCP_CONN_WRITE);
rwrq.nrw_fh = *fh;
rwrq.nrw_base = source;
rwrq.nrw_cnt = count;
rwrq.nrw_offset = offset;
ncp_add_mem(conn, &rwrq, sizeof(rwrq));
if ((result = ncp_conn_request(connid, conn)) < 0)
return -1;
return result;
}
int
ncp_geteinfo(char *path, struct nw_entry_info *fi) {
int d, error;
if ((d = open(path, O_RDONLY)) < 0) return errno;
if ((error = ioctl(d, NWFSIOC_GETEINFO, fi)) != 0) return errno;
close(d);
return 0;
}
int
ncp_AllocTempDirHandle(char *path, NWDIR_HANDLE *pdh) {
int d;
if ((d = open(path, O_RDONLY)) < 0) return errno;
*pdh = d;
return 0;
}
int
ncp_DeallocateDirHandle(NWDIR_HANDLE dh) {
close(dh);
return 0;
}
int
ncp_GetNSEntryInfo(NWDIR_HANDLE dh, struct nw_entry_info *fi, int *ns) {
int error;
if ((error = ioctl(dh, NWFSIOC_GETEINFO, fi)) != 0) return errno;
if ((error = ioctl(dh, NWFSIOC_GETNS, ns)) != 0) return errno;
return 0;
}
NWCCODE
ncp_ScanForDeletedFiles(NWCONN_HANDLE cH, pnuint32 iterHandle,
pnuint32 volNum, pnuint32 dirBase, nuint8 ns,
NWDELETED_INFO *entryInfo)
{
int error;
struct nw_entry_info *pfi;
DECLARE_RQ;
#define UNITEDT(d,t) (((d) << 16) | (t))
bzero(entryInfo, sizeof(NWDELETED_INFO));
ncp_init_request(conn);
ncp_add_byte(conn, 16);
ncp_add_byte(conn, ns);
ncp_add_byte(conn, 0); /* data stream */
ncp_add_dword_lh(conn, IM_ALL & ~(IM_SPACE_ALLOCATED | IM_TOTAL_SIZE | IM_EA | IM_DIRECTORY));
ncp_add_dword_lh(conn, *iterHandle);
ncp_add_byte(conn, *volNum);
ncp_add_dword_lh(conn, *dirBase);
ncp_add_byte(conn, NCP_HF_DIRBASE); /* dirBase */
ncp_add_byte(conn, 0); /* no component */
if ((error = ncp_request(cH, 87, conn)) != 0) {
return error;
}
if (conn->rpsize < 0x61) {
return EBADRPC; /* EACCES ? */
}
*iterHandle = entryInfo->sequence = ncp_reply_dword_lh(conn, 0x00);
entryInfo->deletedTime = ncp_reply_word_lh(conn, 0x04);
entryInfo->deletedDateAndTime = UNITEDT(ncp_reply_word_lh(conn, 0x06), entryInfo->deletedTime);
entryInfo->deletorID = ncp_reply_dword_hl(conn, 0x08);
*volNum = ncp_reply_dword_lh(conn, 0x0C);
*dirBase = ncp_reply_dword_lh(conn, 0x10);
entryInfo->parent = ncp_reply_dword_lh(conn, 0x10);
pfi = (struct nw_entry_info*) ncp_reply_data(conn, 0x14);
entryInfo->nameLength = pfi->nameLen;
memcpy(entryInfo->name, pfi->entryName, pfi->nameLen);
return error;
}
NWCCODE
ncp_PurgeDeletedFile(NWCONN_HANDLE cH, nuint32 iterHandle,
nuint32 volNum, nuint32 dirBase, nuint8 ns)
{
DECLARE_RQ;
ncp_init_request(conn);
ncp_add_byte(conn, 18);
ncp_add_byte(conn, ns);
ncp_add_byte(conn, 0); /* reserved */
ncp_add_dword_lh(conn, iterHandle);
ncp_add_dword_lh(conn, volNum);
ncp_add_dword_lh(conn, dirBase);
return ncp_request(cH, 87, conn);
}
static void
ncp_extract_entryInfo(char *data, NW_ENTRY_INFO *entry) {
u_char l;
const int info_struct_size = sizeof(NW_ENTRY_INFO) - 257;
memcpy(entry, data, info_struct_size);
data += info_struct_size;
l = *data++;
entry->nameLen = l;
memcpy(entry->entryName, data, l);
entry->entryName[l] = '\0';
return;
}
NWCCODE
ncp_ScanNSEntryInfo(NWCONN_HANDLE cH,
nuint8 namSpc, nuint16 attrs, SEARCH_SEQUENCE *seq,
pnstr8 searchPattern, nuint32 retInfoMask, NW_ENTRY_INFO *entryInfo)
{
int error, l;
DECLARE_RQ;
if (seq->searchDirNumber == -1) {
seq->searchDirNumber = 0;
ncp_init_request(conn);
ncp_add_byte(conn, 2);
ncp_add_byte(conn, namSpc);
ncp_add_byte(conn, 0);
ncp_add_handle_path(conn, seq->volNumber, seq->dirNumber,
NCP_HF_DIRBASE, NULL);
error = ncp_request(cH, 87, conn);
if (error) return error;
memcpy(seq, ncp_reply_data(conn, 0), 9);
}
ncp_init_request(conn);
ncp_add_byte(conn, 3);
ncp_add_byte(conn, namSpc);
ncp_add_byte(conn, 0); /* dataStream */
ncp_add_word_lh(conn, attrs); /* SearchAttributes */
ncp_add_dword_lh(conn, retInfoMask);
ncp_add_mem(conn, seq, sizeof(*seq));
l = strlen(searchPattern);
ncp_add_byte(conn, l);
ncp_add_mem(conn, searchPattern, l);
error = ncp_request(cH, 87, conn);
if (error) return error;
memcpy(seq, ncp_reply_data(conn, 0), sizeof(*seq));
ncp_extract_entryInfo(ncp_reply_data(conn, 10), entryInfo);
return 0;
}
int
ncp_NSEntryInfo(NWCONN_HANDLE cH, nuint8 ns, nuint8 vol, nuint32 dirent,
NW_ENTRY_INFO *entryInfo)
{
DECLARE_RQ;
int error;
ncp_init_request(conn);
ncp_add_byte(conn, 6);
ncp_add_byte(conn, ns);
ncp_add_byte(conn, ns); /* DestNameSpace */
ncp_add_word_lh(conn, htons(0xff00)); /* get all */
ncp_add_dword_lh(conn, IM_ALL);
ncp_add_handle_path(conn, vol, dirent, NCP_HF_DIRBASE, NULL);
error = ncp_request(cH, 87, conn);
if (error) return error;
ncp_extract_entryInfo(ncp_reply_data(conn, 0), entryInfo);
return 0;
}
NWCCODE
NWGetVolumeName(NWCONN_HANDLE cH, u_char volume, char *name) {
int error, len;
DECLARE_RQ;
ncp_init_request_s(conn, 44);
ncp_add_byte(conn, volume);
error = ncp_request(cH, 22, conn);
if (error) return error;
len = ncp_reply_byte(conn, 29);
if (len == 0)
return ENOENT;
bcopy(ncp_reply_data(conn, 30), name, len);
name[len] = 0;
return 0;
}