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authorJelmer Vernooij <jelmer@samba.org>2003-04-27 20:49:18 +0000
committerJelmer Vernooij <jelmer@samba.org>2003-04-27 20:49:18 +0000
commit1914b3ba9f215815ef8a21d2ce8ac07ebf129de9 (patch)
treefd770b62ee8c82e621b61f2804677187de21697a /source3
parentc6367d40faca2148689e4b43fc3edb4199e15ea0 (diff)
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Add 'smbiconv' program - a clone of the 'iconv' utility
that uses samba's internal iconv() functions. Useful for testing purposes. (This used to be commit 674b67198311b4e0fb2d8afd8b56b499286fc370)
Diffstat (limited to 'source3')
-rw-r--r--source3/Makefile.in6
-rw-r--r--source3/torture/smbiconv.c243
2 files changed, 249 insertions, 0 deletions
diff --git a/source3/Makefile.in b/source3/Makefile.in
index a73f8c9682..9d03492559 100644
--- a/source3/Makefile.in
+++ b/source3/Makefile.in
@@ -525,6 +525,8 @@ NSSTEST_OBJ = torture/nsstest.o $(PARAM_OBJ) $(LIBSMB_OBJ) $(KRBCLIENT_OBJ) \
VFSTEST_OBJ = torture/cmd_vfs.o torture/vfstest.o $(SMBD_OBJ_BASE) $(READLINE_OBJ)
+SMBICONV_OBJ = $(PARAM_OBJ) torture/smbiconv.o $(LIB_OBJ) $(UBIQX_OBJ) $(POPT_LIB_OBJ)
+
LOCKTEST2_OBJ = torture/locktest2.o $(PARAM_OBJ) $(LOCKING_OBJ) $(LIBSMB_OBJ) \
$(KRBCLIENT_OBJ) $(UBIQX_OBJ) $(LIB_OBJ)
@@ -861,6 +863,10 @@ bin/vfstest@EXEEXT@: $(VFSTEST_OBJ) @BUILD_POPT@ bin/.dummy
@echo Linking $@
@$(CC) $(FLAGS) -o $@ $(VFSTEST_OBJ) $(LDFLAGS) $(TERMLDFLAGS) $(TERMLIBS) $(DYNEXP) $(PRINTLIBS) $(AUTHLIBS) $(ACLLIBS) $(LIBS) @POPTLIBS@ $(ADSLIBS)
+bin/smbiconv@EXEEXT@: $(SMBICONV_OBJ) @BUILD_POPT@ bin/.dummy
+ @echo Linking $@
+ @$(CC) $(FLAGS) -o $@ $(SMBICONV_OBJ) $(LDFLAGS) $(TERMLDFLAGS) $(TERMLIBS) $(DYNEXP) $(LIBS) @POPTLIBS@
+
bin/locktest2@EXEEXT@: $(LOCKTEST2_OBJ) bin/.dummy
@echo Linking $@
@$(CC) $(FLAGS) -o $@ $(LOCKTEST2_OBJ) $(LDFLAGS) $(LIBS) $(KRB5LIBS)
diff --git a/source3/torture/smbiconv.c b/source3/torture/smbiconv.c
new file mode 100644
index 0000000000..ce21a09025
--- /dev/null
+++ b/source3/torture/smbiconv.c
@@ -0,0 +1,243 @@
+/*
+ Unix SMB/CIFS implementation.
+ Charset module tester
+
+ Copyright (C) Jelmer Vernooij 2003
+ Based on iconv/icon_prog.c from the GNU C Library,
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+ 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 "includes.h"
+
+static int
+process_block (smb_iconv_t cd, char *addr, size_t len, FILE *output)
+{
+#define OUTBUF_SIZE 32768
+ const char *start = addr;
+ char outbuf[OUTBUF_SIZE];
+ char *outptr;
+ size_t outlen;
+ size_t n;
+
+ while (len > 0)
+ {
+ outptr = outbuf;
+ outlen = OUTBUF_SIZE;
+ n = smb_iconv (cd, &addr, &len, &outptr, &outlen);
+
+ if (outptr != outbuf)
+ {
+ /* We have something to write out. */
+ int errno_save = errno;
+
+ if (fwrite (outbuf, 1, outptr - outbuf, output)
+ < (size_t) (outptr - outbuf)
+ || ferror (output))
+ {
+ /* Error occurred while printing the result. */
+ DEBUG (0, ("conversion stopped due to problem in writing the output"));
+ return -1;
+ }
+
+ errno = errno_save;
+ }
+
+ if (errno != E2BIG)
+ {
+ /* iconv() ran into a problem. */
+ switch (errno)
+ {
+ case EILSEQ:
+ DEBUG(0,("illegal input sequence at position %ld",
+ (long) (addr - start)));
+ break;
+ case EINVAL:
+ DEBUG(0, ("\
+incomplete character or shift sequence at end of buffer"));
+ break;
+ case EBADF:
+ DEBUG(0, ("internal error (illegal descriptor)"));
+ break;
+ default:
+ DEBUG(0, ("unknown iconv() error %d", errno));
+ break;
+ }
+
+ return -1;
+ }
+ }
+
+ return 0;
+}
+
+
+static int
+process_fd (iconv_t cd, int fd, FILE *output)
+{
+ /* we have a problem with reading from a descriptor since we must not
+ provide the iconv() function an incomplete character or shift
+ sequence at the end of the buffer. Since we have to deal with
+ arbitrary encodings we must read the whole text in a buffer and
+ process it in one step. */
+ static char *inbuf = NULL;
+ static size_t maxlen = 0;
+ char *inptr = NULL;
+ size_t actlen = 0;
+
+ while (actlen < maxlen)
+ {
+ ssize_t n = read (fd, inptr, maxlen - actlen);
+
+ if (n == 0)
+ /* No more text to read. */
+ break;
+
+ if (n == -1)
+ {
+ /* Error while reading. */
+ DEBUG(0, ("error while reading the input"));
+ return -1;
+ }
+
+ inptr += n;
+ actlen += n;
+ }
+
+ if (actlen == maxlen)
+ while (1)
+ {
+ ssize_t n;
+ char *new_inbuf;
+
+ /* Increase the buffer. */
+ new_inbuf = (char *) realloc (inbuf, maxlen + 32768);
+ if (new_inbuf == NULL)
+ {
+ DEBUG(0, ("unable to allocate buffer for input"));
+ return -1;
+ }
+ inbuf = new_inbuf;
+ maxlen += 32768;
+ inptr = inbuf + actlen;
+
+ do
+ {
+ n = read (fd, inptr, maxlen - actlen);
+
+ if (n == 0)
+ /* No more text to read. */
+ break;
+
+ if (n == -1)
+ {
+ /* Error while reading. */
+ DEBUG(0, ("error while reading the input"));
+ return -1;
+ }
+
+ inptr += n;
+ actlen += n;
+ }
+ while (actlen < maxlen);
+
+ if (n == 0)
+ /* Break again so we leave both loops. */
+ break;
+ }
+
+ /* Now we have all the input in the buffer. Process it in one run. */
+ return process_block (cd, inbuf, actlen, output);
+}
+
+/* Main function */
+
+int main(int argc, char *argv[])
+{
+ const char *file = NULL;
+ char *from = "";
+ char *to = "";
+ char *output = NULL;
+ char *preload = NULL;
+ FILE *out = stdout;
+ int fd;
+ smb_iconv_t cd;
+
+ /* make sure the vars that get altered (4th field) are in
+ a fixed location or certain compilers complain */
+ poptContext pc;
+ struct poptOption long_options[] = {
+ POPT_AUTOHELP
+ { "from-code", 'f', POPT_ARG_STRING, &from, 0, "Encoding of original text" },
+ { "to-code", 't', POPT_ARG_STRING, &to, 0, "Encoding for output" },
+ { "output", 'o', POPT_ARG_STRING, &output, 0, "Write output to this file" },
+ { "preload-modules", 'p', POPT_ARG_STRING, &preload, 0, "Modules to load" },
+ POPT_COMMON_SAMBA
+ POPT_TABLEEND
+ };
+
+ setlinebuf(stdout);
+
+ pc = poptGetContext("smbiconv", argc, (const char **) argv,
+ long_options, 0);
+
+ poptSetOtherOptionHelp(pc, "[FILE] ...");
+
+ while(poptGetNextOpt(pc) != -1);
+
+ if(preload)smb_load_modules(str_list_make(preload, NULL));
+
+ if(output) {
+ output = fopen(output, "w");
+
+ if(!output) {
+ DEBUG(0, ("Can't open output file '%s': %s, exiting...\n", output, strerror(errno)));
+ return 1;
+ }
+ }
+
+ /* the following functions are part of the Samba debugging
+ facilities. See lib/debug.c */
+ setup_logging("smbiconv", True);
+
+ cd = smb_iconv_open(to, from);
+ if((int)cd == -1) {
+ DEBUG(0,("unable to find from or to encoding, exiting...\n"));
+ return 1;
+ }
+
+ while((file = poptGetArg(pc))) {
+ if(strcmp(file, "-") == 0) fd = 0;
+ else {
+ fd = open(file, O_RDONLY);
+
+ if(!fd) {
+ DEBUG(0, ("Can't open input file '%s': %s, ignoring...\n", file, strerror(errno)));
+ continue;
+ }
+ }
+
+ /* Loop thru all arguments */
+ process_fd(cd, fd, stdout);
+
+ close(fd);
+ }
+ poptFreeContext(pc);
+
+ fclose(out);
+
+ return 0;
+}