Import smbfs-1.4.1.

This is Boris Popov's SMB/CIFS file system implementation for FreeBSD.

Obtained from:	Boris Popov via ftp://ftp.butya.kz/pub/smbfs/

1 files changed, 214 insertions, 0 deletions

diff --git a/contrib/smbfs/lib/smb/nls.c b/contrib/smbfs/lib/smb/nls.c
new file mode 100644
index 0000000..7517c6e
--- /dev/null
+++ b/contrib/smbfs/lib/smb/nls.c
@@ -0,0 +1,214 @@
+/*
+ * Copyright (c) 2000-2001, 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.
+ *
+ * $Id: nls.c,v 1.8 2001/04/16 12:46:46 bp Exp $
+ */
+
+#include <sys/types.h>
+#include <sys/iconv.h>
+#include <sys/sysctl.h>
+#include <ctype.h>
+#include <dlfcn.h>
+#include <errno.h>
+#include <stdio.h>
+#include <strings.h>
+#include <stdlib.h>
+#include <locale.h>
+#include <err.h>
+#include <netsmb/smb_lib.h>
+
+/*
+ * prototype iconv* functions
+ */
+typedef void *iconv_t;
+
+static iconv_t (*my_iconv_open)(const char *, const char *);
+static size_t(*my_iconv)(iconv_t, const char **, size_t *, char **, size_t *);
+static int(*my_iconv_close)(iconv_t);
+
+u_char nls_lower[256];
+u_char nls_upper[256];
+
+static iconv_t nls_toext, nls_toloc;
+static int iconv_loaded;
+static void *iconv_lib;
+
+int
+nls_setlocale(const char *name)
+{
+	int i;
+
+	if (setlocale(LC_CTYPE, name) == NULL) {
+		warnx("can't set locale '%s'\n", name);
+		return EINVAL;
+	}
+	for (i = 0; i < 256; i++) {
+		nls_lower[i] = tolower(i);
+		nls_upper[i] = toupper(i);
+	}
+	return 0;
+}
+
+int
+nls_setrecode(const char *local, const char *external)
+{
+	iconv_t icd;
+
+	if (iconv_loaded == 2)
+		return ENOENT;
+	else if (iconv_loaded == 0) {
+		iconv_loaded++;
+		iconv_lib = dlopen("libiconv.so", RTLD_LAZY | RTLD_GLOBAL);
+		if (iconv_lib == NULL) {
+			warn("Unable to load iconv library: %s\n", dlerror());
+			iconv_loaded++;
+			return ENOENT;
+		}
+		my_iconv_open = dlsym(iconv_lib, "iconv_open");
+		my_iconv = dlsym(iconv_lib, "iconv");
+		my_iconv_close = dlsym(iconv_lib, "iconv_close");
+	}
+	if (nls_toext)
+		my_iconv_close(nls_toext);
+	if (nls_toloc)
+		my_iconv_close(nls_toloc);
+	nls_toext = nls_toloc = (iconv_t)0;
+	icd = my_iconv_open(external, local);
+	if (icd == (iconv_t)-1)
+		return errno;
+	nls_toext = icd;
+	icd = my_iconv_open(local, external);
+	if (icd == (iconv_t)-1) {
+		my_iconv_close(nls_toext);
+		nls_toext = (iconv_t)0;
+		return errno;
+	}
+	nls_toloc = icd;
+	return 0;
+}
+
+char *
+nls_str_toloc(char *dst, const char *src)
+{
+	char *p = dst;
+	int inlen, outlen;
+
+	if (!iconv_loaded)
+		return strcpy(dst, src);
+
+	if (nls_toloc == (iconv_t)0)
+		return strcpy(dst, src);
+	inlen = outlen = strlen(src);
+	my_iconv(nls_toloc, NULL, NULL, &p, &outlen);
+	my_iconv(nls_toloc, &src, &inlen, &p, &outlen);
+	*p = 0;
+	return dst;
+}
+
+char *
+nls_str_toext(char *dst, const char *src)
+{
+	char *p = dst;
+	int inlen, outlen;
+
+	if (!iconv_loaded)
+		return strcpy(dst, src);
+
+	if (nls_toext == (iconv_t)0)
+		return strcpy(dst, src);
+	inlen = outlen = strlen(src);
+	my_iconv(nls_toext, NULL, NULL, &p, &outlen);
+	my_iconv(nls_toext, &src, &inlen, &p, &outlen);
+	*p = 0;
+	return dst;
+}
+
+void *
+nls_mem_toloc(void *dst, const void *src, int size)
+{
+	char *p = dst;
+	const char *s = src;
+	int inlen, outlen;
+
+	if (!iconv_loaded)
+		return memcpy(dst, src, size);
+
+	if (size == 0)
+		return NULL;
+
+	if (nls_toloc == (iconv_t)0)
+		return memcpy(dst, src, size);
+	inlen = outlen = size;
+	my_iconv(nls_toloc, NULL, NULL, &p, &outlen);
+	my_iconv(nls_toloc, &s, &inlen, &p, &outlen);
+	return dst;
+}
+
+void *
+nls_mem_toext(void *dst, const void *src, int size)
+{
+	char *p = dst;
+	const char *s = src;
+	int inlen, outlen;
+
+	if (size == 0)
+		return NULL;
+
+	if (!iconv_loaded || nls_toext == (iconv_t)0)
+		return memcpy(dst, src, size);
+
+	inlen = outlen = size;
+	my_iconv(nls_toext, NULL, NULL, &p, &outlen);
+	my_iconv(nls_toext, &s, &inlen, &p, &outlen);
+	return dst;
+}
+
+char *
+nls_str_upper(char *dst, const char *src)
+{
+	char *p = dst;
+
+	while (*src)
+		*dst++ = toupper(*src++);
+	*dst = 0;
+	return p;
+}
+
+char *
+nls_str_lower(char *dst, const char *src)
+{
+	char *p = dst;
+
+	while (*src)
+		*dst++ = tolower(*src++);
+	*dst = 0;
+	return p;
+}