Initial import of ncp library sources.

Reviewed by:	jdp, mdodd

1 files changed, 263 insertions, 0 deletions

diff --git a/lib/libncp/ncpl_file.c b/lib/libncp/ncpl_file.c
new file mode 100644
index 0000000..e305bc0
--- /dev/null
+++ b/lib/libncp/ncpl_file.c
@@ -0,0 +1,263 @@
+/*
+ * 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *    This product includes software developed by Boris Popov.
+ * 4. 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.
+ *
+ * $FreeBSD$
+ */
+#include <sys/param.h>
+#include <sys/ioctl.h>
+#include <errno.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <strings.h>
+
+#include <netncp/ncp_lib.h>
+#include <netncp/ncp_file.h>
+#include <nwfs/nwfs.h>
+
+int
+ncp_read(int 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(int 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;
+}