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2003-08-18 Marcus Brinkmann <marcus@g10code.de>

Browse Source 
* configure.ac: If building Assuan, check for funopen and
	fopencookie, and make isascii, putc_unlocked and memrchr
	replacement functions.

assuan/
Update to the latest assuan version.

gpgme/
2003-08-18  Marcus Brinkmann  <marcus@g10code.de>

	* funopen.c, putc_unlocked.c, isascii.c, memrchr.c: New files.
	* fopencookie.c: File removed.
This commit is contained in:
Marcus Brinkmann 2003-08-18 19:17:08 +00:00
parent c1ae70b177
commit c93237c3a4
27 changed files with 1323 additions and 384 deletions
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6
ChangeLog
View File

@ -1,3 +1,9 @@
2003-08-18 Marcus Brinkmann <marcus@g10code.de>
* configure.ac: If building Assuan, check for funopen and
fopencookie, and make isascii, putc_unlocked and memrchr
replacement functions.
2003-07-31 Marcus Brinkmann <marcus@g10code.de>
* configure.ac (AC_INIT): Bump version to 0.4.3.

211
assuan/ChangeLog
View File

@ -1,3 +1,209 @@
2003-08-13 Werner Koch <wk@gnupg.org>
* assuan-inquire.c (assuan_inquire): Increase length of cmdbuf to
the Assuan limit.
2003-06-24 Werner Koch <wk@gnupg.org>
* mkerrors: Kludge to print libgpg-error values in an easier
readable way.
2003-04-29 Werner Koch <wk@gnupg.org>
* libassuan.m4: New. Based on libgrypt.m4.
* Makefile.am (m4data_DATA): New.
* assuan.h (AssuanCommand): Removed.
* assuan-handler.c: Remove the cmd_id element,
(assuan_register_command): Likewise. Note that semantics changed.
(_assuan_register_std_commands): Adjusted.
2003-02-22 Neal H. Walfield <neal@g10code.de>
* Makefile.am (bin_SCRIPTS): Renamed from bin_PROGRAMS.
2003-02-18 Neal H. Walfield <neal@g10code.de>
* Makefile.am (libassuan_a_LIBADD): New variable.
* funopen.c: Move from ../common.
* isascii.c: Likewise.
* memrchr.c: Likewise.
* putc_unlocked.c: Likewise.
2003-02-18 Neal H. Walfield <neal@g10code.de>
* assuan-handler.c (_IO_cookie_io_functions_t): Remove.
(cookie_io_functions_t): Remove.
(fopencookie): Remove prototype.
(assuan_get_data_fp): Use funopen, not fopencookie.
2003-02-18 Neal H. Walfield <neal@g10code.de>
* libassuan-config.in: New file.
* Makefile.am (bin_PROGRAMS): New variable.
2003-02-17 Neal H. Walfield <neal@g10code.de>
* .cvsignore: New file.
2003-02-17 Neal H. Walfield <neal@g10code.de>
* Makefile.am (lib_LIBRARIES): Use this instead of . . .
(noinst_LIBRARIES): . . . this.
(include_HEADERS): New variable.
(libassuan_a_SOURCES): Remove assuan.h, add assuan-logging.c.
* assuan.h (assuan_set_assuan_log_stream): New prototype.
(assuan_get_assuan_log_stream): Likewise.
(assuan_get_assuan_log_prefix): Likewise.
* assuan-logging.c: New file.
* assuan-buffer.c [HAVE_JNLIB_LOGGIN]: Do not include
"../jnlib/logging.h".
(my_log_prefix): Remove function.
(_assuan_read_line): Use assuan_get_assuan_log_prefix in lieu of
my_log_prefix.
(assuan_write_line): Likewise.
(_assuan_cookie_write_data): Likewise.
(_assuan_cookie_write_flush): Likewise.
* assuan-domain-connect.c (LOGERROR, LOGERROR1, LOGERROR2,
LOGERRORX): Remove.
(LOG): New macro.
(domain_reader): Use it.
(domain_writer): Likewise.
(domain_sendfd): Likewise.
(domain_receivefd): Likewise.
(_assuan_domain_init): Likewise.
(assuan_domain_connect): Likewise.
* assuan-pipe-connect.c [HAVE_JNLIB_LOGGIN]: Do not include
"../jnlib/logging.h".
(LOGERROR, LOGERROR1, LOGERROR2, LOGERRORX): Remove.
(LOG): New macro.
(assuan_pipe_connect): Use it.
* assuan-socket-connect.c [HAVE_JNLIB_LOGGIN]: Do not include
"../jnlib/logging.h".
(LOGERROR, LOGERROR1, LOGERROR2, LOGERRORX): Remove.
(LOG): New macro.
(assuan_socket_connect): Use it.
(socket_reader): Remove dead code.
(socket_writer): Likewise.
* assuan-util.c [HAVE_JNLIB_LOGGIN]: Do not include
"../jnlib/logging.h".
(_assuan_log_sanitized_string): Use assuan_get_assuan_log_stream,
not jnlib.
2002-11-24 Neal H. Walfield <neal@g10code.de>
* assuan.h (assuan_command_parse_fd): New prototype.
* assuan-handler.c (assuan_command_parse_fd): Rename from
parse_cmd_input_output. Export.
(std_handler_input): Update to use assuan_command_parse_fd.
(std_handler_output): Likewise.
2002-11-24 Neal H. Walfield <neal@g10code.de>
* assuan.h (assuan_sendfd): New prototype.
(assuan_receivefd): New prototype.
* assuan-buffer.c (assuan_sendfd): New function.
(assuan_receivefd): New function.
* assuan-handler.c (parse_cmd_input_output): Recognize incoming
file descriptors and act appropriately.
* assuan-defs.h (struct assuan_io): Add fields sendfd and
receivefd.
(struct assuan_context_s): Add fields pendingfds and
pendingfdscount.
* assuan-pipe-server.c (_assuan_new_context): Update IO to reflect
new features.
* assuan-domain-connect.c (do_deinit): Cleanup any unreceived file
descriptors.
(domain_reader): Receive file descriptors.
(domain_sendfd): New function.
(domain_receivefd): New function.
(_assuan_domain_init): Update initialization code to reflect new
features.
2002-11-24 Neal H. Walfield <neal@g10code.de>
* assuan-domain-connect.c (do_finish): Remove.
(_assuan_domain_init): Use default handlers where possible.
Add an assert and update comments.
* assuan-domain-server.c (accept_connection): Remove.
(assuan_init_domain_server): Use default handlers where possible.
Put the server in pipe mode: it can only be used by a single
client.
2002-11-24 Neal H. Walfield <neal@g10code.de>
* assuan.h: Add prototype for assuan_domain_connect and
assuan_init_domain_server.
* assuan-defs.h: Include <unistd.h>.
Add prototype for _assuan_domain_init.
* assuan-domain-connect.c: New file.
* assuan-domain-server.c: New file.
* Makefile.am (libassuan_a_SOURCES): Add assuan-domain-connect.c
and assuan-domain-server.c
2002-11-23 Neal H. Walfield <neal@g10code.de>
* Makefile.am (libassuan_a_SOURCES): Add assuan-io.c.
* assuan-io.c: Restore.
(_assuan_simple_read): Rename from _assuan_read.
(_assuan_simple_write): Rename from _assuan_write.
* assuan-defs.h (_assuan_simple_read): New prototype.
(_assuan_simple_write): Likewise.
* assuan-pipe-server.c (pipe_reader): Remove.
(pipe_writer): Remove.
(_assuan_new_context): Initialize IO is with _assuan_simple_read
and _assuan_simple_write.
* assuan-socket-connect.c (socket_reader): Remove.
(socket_writer): Remove.
(assuan_socket_connect): Initialize IO is with _assuan_simple_read
and _assuan_simple_write.
* assuan-socket-server.c (io): New local variable.
(assuan_init_socket_server): Initialize CTX->io.
(assuan_init_connected_socket_server): Likewise.
2002-11-23 Neal H. Walfield <neal@g10code.de>
* assuan-buffer.c (readline): Use memrchr.
(_assuan_read_line): Rewritten to use the string functions.
2002-11-20 Neal H. Walfield <neal@g10code.de>
* assuan-socket-connect.c (assuan_socket_connect): Pass PF_LOCAL
to socket(), not AF_UNIX: it expects a PF_* macro and the former
is more portable.
(assuan_socket_connect): Use AF_LOCAL, not AF_UNIX which is more
POSIXy.
2002-11-20 Neal H. Walfield <neal@g10code.de>
* assuan-defs.h (struct assuan_io): New structure.
(struct assuan_context_s): New field, io.
(_assuan_read): Depreciated.
(_assuan_write): Likewise.
* assuan-pipe-server.c: Include <unistd.h>.
(pipe_reader): New function.
(pipe_writer): Likewise.
(_assuan_new_context.IO): New local static. Set to pipe_reader
and pipe_writer. Use it to initialize new context.
* assuan-socket-connect.c (socket_reader): New function.
(socket_writer): New function.
(assuan_socket_connect.IO): New local static. Set to socket_reader
and socket_writer. Use it to initialize new context.
* assuan-buffer.c (writen): Take an ASSUAN_CONTEXT rather than a
file descriptor. Do not use _assuan_write but the write method
in the supplied context.
(readline): Likewise for _assuan_read.
(assuan_write_line): When calling writen, pass CTX; not the file
descriptor directly.
(_assuan_cookie_write_data): Likewise.
(_assuan_cookie_write_flush): Likewise.
(_assuan_read_line): Likewise for readline.
* Makefile.am (libassuan_a_SOURCES): Remove assuan-io.c.
* assuan-io.c: Removed.
2002-11-10 Werner Koch <wk@gnupg.org>
* assuan-pipe-connect.c (assuan_pipe_connect): Changed the order
@ -267,11 +473,6 @@
* assuan-defs.h: Add space in the context for this.
***********************************************************
* Please note that Assuan is maintained as part of GnuPG. *
* You may find it source-copied in other packages. *
***********************************************************
Copyright 2001, 2002 Free Software Foundation, Inc.
This file is free software; as a special exception the author gives

8
assuan/Makefile.am
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@ -1,5 +1,5 @@
# Assuan Makefile
# Copyright (C) 2001, 2002 Free Software Foundation, Inc.
# Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
#
# This file is part of Assuan.
#
@ -43,8 +43,10 @@ libassuan_la_SOURCES = \
assuan-socket-server.c \
assuan-pipe-connect.c \
assuan-socket-connect.c \
assuan-io.c
assuan-io.c \
assuan-domain-connect.c \
assuan-domain-server.c \
assuan-logging.c
assuan-errors.c : assuan.h
$(srcdir)/mkerrors < $(srcdir)/assuan.h > assuan-errors.c

4
assuan/README.1st
View File

@ -1 +1,3 @@
Please don't modify it here but in the copy which comes with GnuPG.
This is a modified copy of the libassuan library. Don't modify it,
but instead modify the original Assuan library and merge the changes
back into this copy.

156
assuan/assuan-buffer.c
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@ -1,5 +1,5 @@
/* assuan-buffer.c - read and send data
* Copyright (C) 2001, 2002 Free Software Foundation, Inc.
* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
*
* This file is part of Assuan.
*
@ -27,28 +27,12 @@
#include <assert.h>
#include "assuan-defs.h"
#ifdef HAVE_JNLIB_LOGGING
#include "../jnlib/logging.h"
#endif
static const char *
my_log_prefix (void)
{
#ifdef HAVE_JNLIB_LOGGING
return log_get_prefix (NULL);
#else
return "";
#endif
}
static int
writen ( int fd, const char *buffer, size_t length )
writen (ASSUAN_CONTEXT ctx, const char *buffer, size_t length)
{
while (length)
{
ssize_t nwritten = _assuan_write (fd, buffer, length);
ssize_t nwritten = ctx->io->write (ctx, buffer, length);
if (nwritten < 0)
{
@ -62,9 +46,10 @@ writen ( int fd, const char *buffer, size_t length )
return 0; /* okay */
}
/* read an entire line */
/* Read an entire line. */
static int
readline (int fd, char *buf, size_t buflen, int *r_nread, int *eof)
readline (ASSUAN_CONTEXT ctx, char *buf, size_t buflen,
int *r_nread, int *eof)
{
size_t nleft = buflen;
char *p;
@ -73,7 +58,7 @@ readline (int fd, char *buf, size_t buflen, int *r_nread, int *eof)
*r_nread = 0;
while (nleft > 0)
{
ssize_t n = _assuan_read (fd, buf, nleft);
ssize_t n = ctx->io->read (ctx, buf, nleft);
if (n < 0)
{
@ -91,9 +76,8 @@ readline (int fd, char *buf, size_t buflen, int *r_nread, int *eof)
buf += n;
*r_nread += n;
for (; n && *p != '\n'; n--, p++)
;
if (n)
p = memrchr (p, '\n', n);
if (p)
break; /* at least one full line available - that's enough for now */
}
@ -105,8 +89,9 @@ int
_assuan_read_line (ASSUAN_CONTEXT ctx)
{
char *line = ctx->inbound.line;
int n, nread, atticlen;
int nread, atticlen;
int rc;
char *endp = 0;
if (ctx->inbound.eof)
return -1;
@ -116,69 +101,72 @@ _assuan_read_line (ASSUAN_CONTEXT ctx)
{
memcpy (line, ctx->inbound.attic.line, atticlen);
ctx->inbound.attic.linelen = 0;
for (n=0; n < atticlen && line[n] != '\n'; n++)
;
if (n < atticlen)
endp = memchr (line, '\n', atticlen);
if (endp)
/* Found another line in the attic. */
{
rc = 0; /* found another line in the attic */
rc = 0;
nread = atticlen;
atticlen = 0;
}
else
{ /* read the rest */
/* There is pending data but not a full line. */
{
assert (atticlen < LINELENGTH);
rc = readline (ctx->inbound.fd, line + atticlen,
rc = readline (ctx, line + atticlen,
LINELENGTH - atticlen, &nread, &ctx->inbound.eof);
}
}
else
rc = readline (ctx->inbound.fd, line, LINELENGTH,
/* No pending data. */
rc = readline (ctx, line, LINELENGTH,
&nread, &ctx->inbound.eof);
if (rc)
{
if (ctx->log_fp)
fprintf (ctx->log_fp, "%s[%p] <- [Error: %s]\n",
my_log_prefix (), ctx, strerror (errno));
assuan_get_assuan_log_prefix (), ctx, strerror (errno));
return ASSUAN_Read_Error;
}
if (!nread)
{
assert (ctx->inbound.eof);
if (ctx->log_fp)
fprintf (ctx->log_fp, "%s[%p] <- [EOF]\n", my_log_prefix (),ctx);
fprintf (ctx->log_fp, "%s[%p] <- [EOF]\n",
assuan_get_assuan_log_prefix (), ctx);
return -1;
}
ctx->inbound.attic.pending = 0;
nread += atticlen;
for (n=0; n < nread; n++)
{
if (line[n] == '\n')
{
if (n+1 < nread)
{
char *s, *d;
int i;
n++;
/* we have to copy the rest because the handlers are
allowed to modify the passed buffer */
for (d=ctx->inbound.attic.line, s=line+n, i=nread-n; i; i--)
if (! endp)
endp = memchr (line, '\n', nread);
if (endp)
{
if (*s=='\n')
ctx->inbound.attic.pending = 1;
*d++ = *s++;
int n = endp - line + 1;
if (n < nread)
/* LINE contains more than one line. We copy it to the attic
now as handlers are allowed to modify the passed
buffer. */
{
int len = nread - n;
memcpy (ctx->inbound.attic.line, endp + 1, len);
ctx->inbound.attic.pending = memrchr (endp + 1, '\n', len) ? 1 : 0;
ctx->inbound.attic.linelen = len;
}
ctx->inbound.attic.linelen = nread-n;
n--;
}
if (n && line[n-1] == '\r')
n--;
line[n] = 0;
ctx->inbound.linelen = n;
if (endp != line && endp[-1] == '\r')
endp --;
*endp = 0;
ctx->inbound.linelen = endp - line;
if (ctx->log_fp)
{
fprintf (ctx->log_fp, "%s[%p] <- ", my_log_prefix (), ctx);
fprintf (ctx->log_fp, "%s[%p] <- ",
assuan_get_assuan_log_prefix (), ctx);
if (ctx->confidential)
fputs ("[Confidential data not shown]", ctx->log_fp);
else
@ -189,13 +177,16 @@ _assuan_read_line (ASSUAN_CONTEXT ctx)
}
return 0;
}
}
else
{
if (ctx->log_fp)
fprintf (ctx->log_fp, "%s[%p] <- [Invalid line]\n", my_log_prefix (), ctx);
fprintf (ctx->log_fp, "%s[%p] <- [Invalid line]\n",
assuan_get_assuan_log_prefix (), ctx);
*line = 0;
ctx->inbound.linelen = 0;
return ctx->inbound.eof? ASSUAN_Line_Not_Terminated : ASSUAN_Line_Too_Long;
return ctx->inbound.eof ? ASSUAN_Line_Not_Terminated
: ASSUAN_Line_Too_Long;
}
}
@ -250,7 +241,8 @@ assuan_write_line (ASSUAN_CONTEXT ctx, const char *line )
/* fixme: we should do some kind of line buffering. */
if (ctx->log_fp)
{
fprintf (ctx->log_fp, "%s[%p] -> ", my_log_prefix (), ctx);
fprintf (ctx->log_fp, "%s[%p] -> ",
assuan_get_assuan_log_prefix (), ctx);
if (s)
fputs ("[supplied line contained a LF]", ctx->log_fp);
if (ctx->confidential)
@ -260,12 +252,12 @@ assuan_write_line (ASSUAN_CONTEXT ctx, const char *line )
putc ('\n', ctx->log_fp);
}
rc = writen (ctx->outbound.fd, line, len);
rc = writen (ctx, line, len);
if (rc)
rc = ASSUAN_Write_Error;
if (!rc)
{
rc = writen (ctx->outbound.fd, "\n", 1);
rc = writen (ctx, "\n", 1);
if (rc)
rc = ASSUAN_Write_Error;
}
@ -322,7 +314,9 @@ _assuan_cookie_write_data (void *cookie, const char *buffer, size_t size)
{
if (ctx->log_fp)
{
fprintf (ctx->log_fp, "%s[%p] -> ", my_log_prefix (), ctx);
fprintf (ctx->log_fp, "%s[%p] -> ",
assuan_get_assuan_log_prefix (), ctx);
if (ctx->confidential)
fputs ("[Confidential data not shown]", ctx->log_fp);
else
@ -333,7 +327,7 @@ _assuan_cookie_write_data (void *cookie, const char *buffer, size_t size)
}
*line++ = '\n';
linelen++;
if (writen (ctx->outbound.fd, ctx->outbound.data.line, linelen))
if (writen (ctx, ctx->outbound.data.line, linelen))
{
ctx->outbound.data.error = ASSUAN_Write_Error;
return 0;
@ -367,18 +361,18 @@ _assuan_cookie_write_flush (void *cookie)
{
if (ctx->log_fp)
{
fprintf (ctx->log_fp, "%s[%p] -> ", my_log_prefix (), ctx);
fprintf (ctx->log_fp, "%s[%p] -> ",
assuan_get_assuan_log_prefix (), ctx);
if (ctx->confidential)
fputs ("[Confidential data not shown]", ctx->log_fp);
else
_assuan_log_print_buffer (ctx->log_fp,
ctx->outbound.data.line,
linelen);
ctx->outbound.data.line, linelen);
putc ('\n', ctx->log_fp);
}
*line++ = '\n';
linelen++;
if (writen (ctx->outbound.fd, ctx->outbound.data.line, linelen))
if (writen (ctx, ctx->outbound.data.line, linelen))
{
ctx->outbound.data.error = ASSUAN_Write_Error;
return 0;
@ -432,3 +426,23 @@ assuan_send_data (ASSUAN_CONTEXT ctx, const void *buffer, size_t length)
return 0;
}
AssuanError
assuan_sendfd (ASSUAN_CONTEXT ctx, int fd)
{
if (! ctx->io->sendfd)
return set_error (ctx, Not_Implemented,
"server does not support sending and receiving "
"of file descriptors");
return ctx->io->sendfd (ctx, fd);
}
AssuanError
assuan_receivefd (ASSUAN_CONTEXT ctx, int *fd)
{
if (! ctx->io->receivefd)
return set_error (ctx, Not_Implemented,
"server does not support sending and receiving "
"of file descriptors");
return ctx->io->receivefd (ctx, fd);
}

65
assuan/assuan-defs.h
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@ -22,17 +22,34 @@
#define ASSUAN_DEFS_H
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <unistd.h>
#include "assuan.h"
#define LINELENGTH ASSUAN_LINELENGTH
struct cmdtbl_s {
struct cmdtbl_s
{
const char *name;
int cmd_id;
int (*handler)(ASSUAN_CONTEXT, char *line);
};
struct assuan_context_s {
struct assuan_io
{
/* Routine to read from input_fd. */
ssize_t (*read) (ASSUAN_CONTEXT, void *, size_t);
/* Routine to write to output_fd. */
ssize_t (*write) (ASSUAN_CONTEXT, const void *, size_t);
/* Send a file descriptor. */
AssuanError (*sendfd) (ASSUAN_CONTEXT, int);
/* Receive a file descriptor. */
AssuanError (*receivefd) (ASSUAN_CONTEXT, int *);
};
struct assuan_context_s
{
AssuanError err_no;
const char *err_str;
int os_errno; /* last system error number used with certain error codes*/
@ -81,6 +98,23 @@ struct assuan_context_s {
pid_t client_pid; /* for a socket server the PID of the client or -1
if not available */
/* Used for Unix domain sockets. */
struct sockaddr_un myaddr;
struct sockaddr_un serveraddr;
/* When reading from datagram sockets, we must read an entire
message at a time. This means that we have to do our own
buffering to be able to get the semantics of read. */
void *domainbuffer;
/* Offset of start of buffer. */
int domainbufferoffset;
/* Bytes buffered. */
int domainbuffersize;
/* Memory allocated. */
int domainbufferallocated;
int *pendingfds;
int pendingfdscount;
void (*deinit_handler)(ASSUAN_CONTEXT);
int (*accept_handler)(ASSUAN_CONTEXT);
int (*finish_handler)(ASSUAN_CONTEXT);
@ -99,14 +133,21 @@ struct assuan_context_s {
int input_fd; /* set by INPUT command */
int output_fd; /* set by OUTPUT command */
/* io routines. */
struct assuan_io *io;
};
/*-- assuan-pipe-server.c --*/
int _assuan_new_context (ASSUAN_CONTEXT *r_ctx);
void _assuan_release_context (ASSUAN_CONTEXT ctx);
/*-- assuan-domain-connect.c --*/
/* Make a connection to the Unix domain socket NAME and return a new
Assuan context in CTX. SERVER_PID is currently not used but may
become handy in the future. */
AssuanError _assuan_domain_init (ASSUAN_CONTEXT *r_ctx,
int rendezvousfd,
pid_t peer);
/*-- assuan-handler.c --*/
int _assuan_register_std_commands (ASSUAN_CONTEXT ctx);
@ -137,11 +178,17 @@ void _assuan_log_print_buffer (FILE *fp, const void *buffer, size_t length);
void _assuan_log_sanitized_string (const char *string);
/*-- assuan-io.c --*/
ssize_t _assuan_simple_read (ASSUAN_CONTEXT ctx, void *buffer, size_t size);
ssize_t _assuan_simple_write (ASSUAN_CONTEXT ctx, const void *buffer,
size_t size);
/* Wraps the standard read and write functions to do the Right
Thing depending on our linkage. */
ssize_t _assuan_read (int fd, void *buffer, size_t size);
ssize_t _assuan_write (int fd, const void *buffer, size_t size);
#ifdef HAVE_FOPENCOOKIE
/* We have to implement funopen in terms of glibc's fopencookie. */
FILE *funopen(const void *cookie, cookie_read_function_t *readfn,
cookie_write_function_t *writefn,
cookie_seek_function_t *seekfn,
cookie_close_function_t *closefn);
#endif /*HAVE_FOPENCOOKIE*/
#endif /*ASSUAN_DEFS_H*/

473
assuan/assuan-domain-connect.c Normal file
View File

@ -0,0 +1,473 @@
/* assuan-domain-connect.c - Assuan unix domain socket based client
* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
*
* This file is part of Assuan.
*
* Assuan is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* Assuan 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdlib.h>
#include <stddef.h>
#include <stdio.h>
#include <errno.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <unistd.h>
#include <fcntl.h>
#include <alloca.h>
#include <string.h>
#include <assert.h>
#include "assuan-defs.h"
#define LOG(format, args...) \
fprintf (assuan_get_assuan_log_stream (), \
assuan_get_assuan_log_prefix (), \
"%s" format , ## args)
static void
do_deinit (ASSUAN_CONTEXT ctx)
{
if (ctx->inbound.fd != -1)
close (ctx->inbound.fd);
ctx->inbound.fd = -1;
ctx->outbound.fd = -1;
if (ctx->domainbuffer)
{
assert (ctx->domainbufferallocated);
free (ctx->domainbuffer);
}
if (ctx->pendingfds)
{
int i;
assert (ctx->pendingfdscount > 0);
for (i = 0; i < ctx->pendingfdscount; i ++)
close (ctx->pendingfds[i]);
free (ctx->pendingfds);
}
unlink (ctx->myaddr.sun_path);
}
/* Read from the socket server. */
static ssize_t
domain_reader (ASSUAN_CONTEXT ctx, void *buf, size_t buflen)
{
int len = ctx->domainbuffersize;
start:
if (len == 0)
/* No data is buffered. */
{
struct msghdr msg;
struct iovec iovec;
struct sockaddr_un sender;
struct
{
struct cmsghdr hdr;
int fd;
}
cmsg;
memset (&msg, 0, sizeof (msg));
for (;;)
{
msg.msg_name = &sender;
msg.msg_namelen = sizeof (struct sockaddr_un);
msg.msg_iov = &iovec;
msg.msg_iovlen = 1;
iovec.iov_base = ctx->domainbuffer;
iovec.iov_len = ctx->domainbufferallocated;
msg.msg_control = &cmsg;
msg.msg_controllen = sizeof cmsg;
/* Peek first: if the buffer we have is too small then it
will be truncated. */
len = recvmsg (ctx->inbound.fd, &msg, MSG_PEEK);
if (len < 0)
{
printf ("domain_reader: %m\n");
return -1;
}
if (strcmp (ctx->serveraddr.sun_path,
((struct sockaddr_un *) msg.msg_name)->sun_path) != 0)
{
/* XXX: Arg. Not from whom we expected! What do we
want to do? Should we just ignore it? Either way,
we still need to consume the message. */
break;
}
if (msg.msg_flags & MSG_TRUNC)
/* Enlarge the buffer and try again. */
{
int size = ctx->domainbufferallocated;
void *tmp;
if (size == 0)
size = 4 * 1024;
else
size *= 2;
tmp = malloc (size);
if (! tmp)
return -1;
free (ctx->domainbuffer);
ctx->domainbuffer = tmp;
ctx->domainbufferallocated = size;
}
else
/* We have enough space! */
break;
}
/* Now we have to actually consume it (remember, we only
peeked). */
msg.msg_name = &sender;
msg.msg_namelen = sizeof (struct sockaddr_un);
msg.msg_iov = &iovec;
msg.msg_iovlen = 1;
iovec.iov_base = ctx->domainbuffer;
iovec.iov_len = ctx->domainbufferallocated;
msg.msg_control = &cmsg;
msg.msg_controllen = sizeof cmsg;
if (strcmp (ctx->serveraddr.sun_path,
((struct sockaddr_un *) msg.msg_name)->sun_path) != 0)
{
/* XXX: Arg. Not from whom we expected! What do we want to
do? Should we just ignore it? We shall do the latter
for the moment. */
LOG ("Not setup to receive messages from: `%s'.",
((struct sockaddr_un *) msg.msg_name)->sun_path);
goto start;
}
len = recvmsg (ctx->inbound.fd, &msg, 0);
if (len < 0)
{
LOG ("domain_reader: %s\n", strerror (errno));
return -1;
}
ctx->domainbuffersize = len;
ctx->domainbufferoffset = 0;
if (sizeof (cmsg) == msg.msg_controllen)
/* We received a file descriptor. */
{
void *tmp;
tmp = realloc (ctx->pendingfds,
sizeof (int) * (ctx->pendingfdscount + 1));
if (! tmp)
{
LOG ("domain_reader: %s\n", strerror (errno));
return -1;
}
ctx->pendingfds = tmp;
ctx->pendingfds[ctx->pendingfdscount++]
= *(int *) CMSG_DATA (&cmsg.hdr);
LOG ("Received file descriptor %d from peer.\n",
ctx->pendingfds[ctx->pendingfdscount - 1]);
}
if (len == 0)
goto start;
}
/* Return some data to the user. */
if (len > buflen)
/* We have more than the user requested. */
len = buflen;
memcpy (buf, ctx->domainbuffer + ctx->domainbufferoffset, len);
ctx->domainbuffersize -= len;
assert (ctx->domainbuffersize >= 0);
ctx->domainbufferoffset += len;
assert (ctx->domainbufferoffset <= ctx->domainbufferallocated);
return len;
}
/* Write to the domain server. */
static ssize_t
domain_writer (ASSUAN_CONTEXT ctx, const void *buf, size_t buflen)
{
struct msghdr msg;
struct iovec iovec;
ssize_t len;
memset (&msg, 0, sizeof (msg));
msg.msg_name = &ctx->serveraddr;
msg.msg_namelen = offsetof (struct sockaddr_un, sun_path)
+ strlen (ctx->serveraddr.sun_path) + 1;
msg.msg_iovlen = 1;
msg.msg_iov = &iovec;
iovec.iov_base = (void *) buf;
iovec.iov_len = buflen;
msg.msg_control = 0;
msg.msg_controllen = 0;
len = sendmsg (ctx->outbound.fd, &msg, 0);
if (len < 0)
LOG ("domain_writer: %s\n", strerror (errno));
return len;
}
static AssuanError
domain_sendfd (ASSUAN_CONTEXT ctx, int fd)
{
struct msghdr msg;
struct
{
struct cmsghdr hdr;
int fd;
}
cmsg;
int len;
memset (&msg, 0, sizeof (msg));
msg.msg_name = &ctx->serveraddr;
msg.msg_namelen = offsetof (struct sockaddr_un, sun_path)
+ strlen (ctx->serveraddr.sun_path) + 1;
msg.msg_iovlen = 0;
msg.msg_iov = 0;
cmsg.hdr.cmsg_level = SOL_SOCKET;
cmsg.hdr.cmsg_type = SCM_RIGHTS;
cmsg.hdr.cmsg_len = sizeof (cmsg);
msg.msg_control = &cmsg;
msg.msg_controllen = sizeof (cmsg);
*(int *) CMSG_DATA (&cmsg.hdr) = fd;
len = sendmsg (ctx->outbound.fd, &msg, 0);
if (len < 0)
{
LOG ("domain_sendfd: %s\n", strerror (errno));
return ASSUAN_General_Error;
}
else
return 0;
}
static AssuanError
domain_receivefd (ASSUAN_CONTEXT ctx, int *fd)
{
if (ctx->pendingfds == 0)
{
LOG ("No pending file descriptors!\n");
return ASSUAN_General_Error;
}
*fd = ctx->pendingfds[0];
if (-- ctx->pendingfdscount == 0)
{
free (ctx->pendingfds);
ctx->pendingfds = 0;
}
else
/* Fix the array. */
{
memmove (ctx->pendingfds, ctx->pendingfds + 1,
ctx->pendingfdscount * sizeof (int));
ctx->pendingfds = realloc (ctx->pendingfds,
ctx->pendingfdscount * sizeof (int));
}
return 0;
}
/* Make a connection to the Unix domain socket NAME and return a new
Assuan context in CTX. SERVER_PID is currently not used but may
become handy in the future. */
AssuanError
_assuan_domain_init (ASSUAN_CONTEXT *r_ctx, int rendezvousfd, pid_t peer)
{
static struct assuan_io io = { domain_reader, domain_writer,
domain_sendfd, domain_receivefd };
AssuanError err;
ASSUAN_CONTEXT ctx;
int fd;
size_t len;
int tries;
if (!r_ctx)
return ASSUAN_Invalid_Value;
*r_ctx = NULL;
err = _assuan_new_context (&ctx);
if (err)
return err;
/* Save it in case we need it later. */
ctx->pid = peer;
/* Override the default (NOP) handlers. */
ctx->deinit_handler = do_deinit;
/* Setup the socket. */
fd = socket (PF_LOCAL, SOCK_DGRAM, 0);
if (fd == -1)
{
LOG ("can't create socket: %s\n", strerror (errno));
_assuan_release_context (ctx);
return ASSUAN_General_Error;
}
ctx->inbound.fd = fd;
ctx->outbound.fd = fd;
/* And the io buffers. */
ctx->io = &io;
ctx->domainbuffer = 0;
ctx->domainbufferoffset = 0;
ctx->domainbuffersize = 0;
ctx->domainbufferallocated = 0;
ctx->pendingfds = 0;
ctx->pendingfdscount = 0;
/* Get usable name and bind to it. */
for (tries = 0; tries < TMP_MAX; tries ++)
{
char *p;
char buf[L_tmpnam];
/* XXX: L_tmpnam must be shorter than sizeof (sun_path)! */
assert (L_tmpnam < sizeof (ctx->myaddr.sun_path));
p = tmpnam (buf);
if (! p)
{
LOG ("cannot determine an appropriate temporary file "
"name. DOS in progress?\n");
_assuan_release_context (ctx);
close (fd);
return ASSUAN_General_Error;
}
memset (&ctx->myaddr, 0, sizeof ctx->myaddr);
ctx->myaddr.sun_family = AF_LOCAL;
len = strlen (buf) + 1;
memcpy (ctx->myaddr.sun_path, buf, len);
len += offsetof (struct sockaddr_un, sun_path);
err = bind (fd, (struct sockaddr *) &ctx->myaddr, len);
if (! err)
break;
}
if (err)
{
LOG ("can't bind to `%s': %s\n", ctx->myaddr.sun_path,
strerror (errno));
_assuan_release_context (ctx);
close (fd);
return ASSUAN_Connect_Failed;
}
/* Rendezvous with our peer. */
{
FILE *fp;
char *p;
fp = fdopen (rendezvousfd, "w+");
if (! fp)
{
LOG ("can't open rendezvous port: %s\n", strerror (errno));
return ASSUAN_Connect_Failed;
}
/* Send our address. */
fprintf (fp, "%s\n", ctx->myaddr.sun_path);
fflush (fp);
/* And receive our peer's. */
memset (&ctx->serveraddr, 0, sizeof ctx->serveraddr);
for (p = ctx->serveraddr.sun_path;
p < (ctx->serveraddr.sun_path
+ sizeof ctx->serveraddr.sun_path - 1);
p ++)
{
*p = fgetc (fp);
if (*p == '\n')
break;
}
*p = '\0';
fclose (fp);
ctx->serveraddr.sun_family = AF_LOCAL;
}
*r_ctx = ctx;
return 0;
}
AssuanError
assuan_domain_connect (ASSUAN_CONTEXT * r_ctx, int rendezvousfd, pid_t peer)
{
AssuanError aerr;
int okay, off;
aerr = _assuan_domain_init (r_ctx, rendezvousfd, peer);
if (aerr)
return aerr;
/* Initial handshake. */
aerr = _assuan_read_from_server (*r_ctx, &okay, &off);
if (aerr)
LOG ("can't connect to server: %s\n", assuan_strerror (aerr));
else if (okay != 1)
{
LOG ("can't connect to server: `");
_assuan_log_sanitized_string ((*r_ctx)->inbound.line);
fprintf (assuan_get_assuan_log_stream (), "'\n");
aerr = ASSUAN_Connect_Failed;
}
if (aerr)
assuan_disconnect (*r_ctx);
return aerr;
}

46
assuan/assuan-domain-server.c Normal file
View File

@ -0,0 +1,46 @@
/* assuan-socket-server.c - Assuan socket based server
* Copyright (C) 2002 Free Software Foundation, Inc.
*
* This file is part of Assuan.
*
* Assuan is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* Assuan 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <unistd.h>
#include "assuan-defs.h"
/* Initialize a server. */
AssuanError
assuan_init_domain_server (ASSUAN_CONTEXT *r_ctx,
int rendezvousfd,
pid_t peer)
{
AssuanError err;
err = _assuan_domain_init (r_ctx, rendezvousfd, peer);
if (err)
return err;
(*r_ctx)->is_server = 1;
/* A domain server can only be used once. */
(*r_ctx)->pipe_mode = 1;
return 0;
}

137
assuan/assuan-handler.c
View File

@ -1,5 +1,5 @@
/* assuan-handler.c - dispatch commands
* Copyright (C) 2001, 2002 Free Software Foundation, Inc.
* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
*
* This file is part of Assuan.
*
@ -25,27 +25,12 @@
#include "assuan-defs.h"
#define spacep(p) (*(p) == ' ' || *(p) == '\t')
#define digitp(a) ((a) >= '0' && (a) <= '9')
#if !HAVE_FOPENCOOKIE
/* Provide structure for our dummy replacement function. Usually this
is defined in ../common/util.h but assuan should be self
contained. */
/* Fixme: Remove fopencoookie :-(( */
typedef struct
{
ssize_t (*read)(void*,char*,size_t);
ssize_t (*write)(void*,const char*,size_t);
int (*seek)(void*,off_t*,int);
int (*close)(void*);
} _IO_cookie_io_functions_t;
typedef _IO_cookie_io_functions_t cookie_io_functions_t;
FILE *fopencookie (void *cookie, const char *opentype,
cookie_io_functions_t funclist);
#endif /*!HAVE_FOPENCOOKIE*/
static int my_strcasecmp (const char *a, const char *b);
@ -149,14 +134,17 @@ std_handler_end (ASSUAN_CONTEXT ctx, char *line)
return set_error (ctx, Not_Implemented, NULL);
}
static int
parse_cmd_input_output (ASSUAN_CONTEXT ctx, char *line, int *rfd)
AssuanError
assuan_command_parse_fd (ASSUAN_CONTEXT ctx, char *line, int *rfd)
{
char *endp;
if (strncmp (line, "FD=", 3))
return set_error (ctx, Syntax_Error, "FD=<n> expected");
line += 3;
if (strncmp (line, "FD", 2) != 0 || (line[2] != '=' && line[2] != '\0'))
return set_error (ctx, Syntax_Error, "FD[=<n>] expected");
line += 2;
if (*line == '=')
{
line ++;
if (!digitp (*line))
return set_error (ctx, Syntax_Error, "number required");
*rfd = strtoul (line, &endp, 10);
@ -169,6 +157,10 @@ parse_cmd_input_output (ASSUAN_CONTEXT ctx, char *line, int *rfd)
return set_error (ctx, Parameter_Conflict, "fd same as outbound fd");
return 0;
}
else
/* Our peer has sent the file descriptor. */
return assuan_receivefd (ctx, rfd);
}
/* Format is INPUT FD=<n> */
static int
@ -176,7 +168,7 @@ std_handler_input (ASSUAN_CONTEXT ctx, char *line)
{
int rc, fd;
rc = parse_cmd_input_output (ctx, line, &fd);
rc = assuan_command_parse_fd (ctx, line, &fd);
if (rc)
return rc;
ctx->input_fd = fd;
@ -191,7 +183,7 @@ std_handler_output (ASSUAN_CONTEXT ctx, char *line)
{
int rc, fd;
rc = parse_cmd_input_output (ctx, line, &fd);
rc = assuan_command_parse_fd (ctx, line, &fd);
if (rc)
return rc;
ctx->output_fd = fd;
@ -205,25 +197,24 @@ std_handler_output (ASSUAN_CONTEXT ctx, char *line)
/* This is a table with the standard commands and handler for them.
The table is used to initialize a new context and assuciate strings
and handlers with cmd_ids */
The table is used to initialize a new context and associate strings
with default handlers */
static struct {
const char *name;
int cmd_id;
int (*handler)(ASSUAN_CONTEXT, char *line);
int always; /* always initialize this command */
} std_cmd_table[] = {
{ "NOP", ASSUAN_CMD_NOP, std_handler_nop, 1 },
{ "CANCEL", ASSUAN_CMD_CANCEL, std_handler_cancel, 1 },
{ "OPTION", ASSUAN_CMD_OPTION, std_handler_option, 1 },
{ "BYE", ASSUAN_CMD_BYE, std_handler_bye, 1 },
{ "AUTH", ASSUAN_CMD_AUTH, std_handler_auth, 1 },
{ "RESET", ASSUAN_CMD_RESET, std_handler_reset, 1 },
{ "END", ASSUAN_CMD_END, std_handler_end, 1 },
{ "NOP", std_handler_nop, 1 },
{ "CANCEL", std_handler_cancel, 1 },
{ "OPTION", std_handler_option, 1 },
{ "BYE", std_handler_bye, 1 },
{ "AUTH", std_handler_auth, 1 },
{ "RESET", std_handler_reset, 1 },
{ "END", std_handler_end, 1 },
{ "INPUT", ASSUAN_CMD_INPUT, std_handler_input },
{ "OUTPUT", ASSUAN_CMD_OUTPUT, std_handler_output },
{ "OPTION", ASSUAN_CMD_OPTION, std_handler_option, 1 },
{ "INPUT", std_handler_input },
{ "OUTPUT", std_handler_output },
{ "OPTION", std_handler_option, 1 },
{ NULL }
};
@ -231,53 +222,45 @@ static struct {
/**
* assuan_register_command:
* @ctx: the server context
* @cmd_id: An ID value for the command
* @cmd_name: A string with the command name
* @handler: The handler function to be called
* @handler: The handler function to be called or NULL to use a default
* handler.
*
* Register a handler to be used for a given command.
* Register a handler to be used for a given command. Note that
* several default handlers are already regsitered with a new context.
* This function however allows to override them.
*
* The @cmd_name must be %NULL or an empty string for all @cmd_ids
* below %ASSUAN_CMD_USER because predefined values are used.
*
* Return value:
* Return value: 0 on success or an error code
**/
int
assuan_register_command (ASSUAN_CONTEXT ctx,
int cmd_id, const char *cmd_name,
const char *cmd_name,
int (*handler)(ASSUAN_CONTEXT, char *))
{
int i;
const char *s;
if (cmd_name && !*cmd_name)
cmd_name = NULL;
if (cmd_id < ASSUAN_CMD_USER)
{
if (cmd_name)
return ASSUAN_Invalid_Value; /* must be NULL for these values*/
for (i=0; std_cmd_table[i].name; i++)
{
if (std_cmd_table[i].cmd_id == cmd_id)
{
cmd_name = std_cmd_table[i].name;
if (!handler)
handler = std_cmd_table[i].handler;
break;
}
}
if (!std_cmd_table[i].name)
return ASSUAN_Invalid_Value; /* not a pre-registered one */
}
if (!handler)
handler = dummy_handler;
if (!cmd_name)
return ASSUAN_Invalid_Value;
/* fprintf (stderr, "DBG-assuan: registering %d as `%s'\n", cmd_id, cmd_name); */
if (!handler)
{ /* find a default handler. */
for (i=0; (s=std_cmd_table[i].name) && strcmp (cmd_name, s); i++)
;
if (!s)
{ /* Try again but case insensitive. */
for (i=0; (s=std_cmd_table[i].name)
&& my_strcasecmp (cmd_name, s); i++)
;
}
if (s)
handler = std_cmd_table[i].handler;
if (!handler)
handler = dummy_handler; /* Last resort is the dummy handler. */
}
if (!ctx->cmdtbl)
{
@ -299,7 +282,6 @@ assuan_register_command (ASSUAN_CONTEXT ctx,
}
ctx->cmdtbl[ctx->cmdtbl_used].name = cmd_name;
ctx->cmdtbl[ctx->cmdtbl_used].cmd_id = cmd_id;
ctx->cmdtbl[ctx->cmdtbl_used].handler = handler;
ctx->cmdtbl_used++;
return 0;
@ -374,8 +356,7 @@ _assuan_register_std_commands (ASSUAN_CONTEXT ctx)
{
if (std_cmd_table[i].always)
{
rc = assuan_register_command (ctx, std_cmd_table[i].cmd_id,
NULL, NULL);
rc = assuan_register_command (ctx, std_cmd_table[i].name, NULL);
if (rc)
return rc;
}
@ -624,17 +605,13 @@ assuan_get_active_fds (ASSUAN_CONTEXT ctx, int what,
FILE *
assuan_get_data_fp (ASSUAN_CONTEXT ctx)
{
cookie_io_functions_t cookie_fnc;
if (ctx->outbound.data.fp)
return ctx->outbound.data.fp;
cookie_fnc.read = NULL;
cookie_fnc.write = _assuan_cookie_write_data;
cookie_fnc.seek = NULL;
cookie_fnc.close = _assuan_cookie_write_flush;
ctx->outbound.data.fp = fopencookie (ctx, "wb", cookie_fnc);
ctx->outbound.data.fp = funopen (ctx, 0,
_assuan_cookie_write_data,
0, _assuan_cookie_write_flush);
ctx->outbound.data.error = 0;
return ctx->outbound.data.fp;
}

7
assuan/assuan-inquire.c
View File

@ -1,5 +1,5 @@
/* assuan-inquire.c - handle inquire stuff
* Copyright (C) 2001, 2002 Free Software Foundation, Inc.
* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
*
* This file is part of Assuan.
*
@ -31,7 +31,8 @@
#define xtoi_2(p) ((xtoi_1(p) * 16) + xtoi_1((p)+1))
struct membuf {
struct membuf
{
size_t len;
size_t size;
char *buf;
@ -139,7 +140,7 @@ assuan_inquire (ASSUAN_CONTEXT ctx, const char *keyword,
{
AssuanError rc;
struct membuf mb;
char cmdbuf[100];
char cmdbuf[LINELENGTH-10]; /* (10 = strlen ("INQUIRE ")+CR,LF) */
unsigned char *line, *p;
int linelen;
int nodataexpected;

31
assuan/assuan-io.c
View File

@ -1,4 +1,4 @@
/* assuan-buffer.c - Wraps the read and write functions.
/* assuan-io.c - Wraps the read and write functions.
* Copyright (C) 2002 Free Software Foundation, Inc.
*
* This file is part of Assuan.
@ -18,6 +18,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#include "assuan-defs.h"
#include <sys/types.h>
#include <unistd.h>
@ -28,33 +29,13 @@ extern ssize_t pth_write (int fd, const void *buffer, size_t size);
#pragma weak pth_write
ssize_t
_assuan_read (int fd, void *buffer, size_t size)
_assuan_simple_read (ASSUAN_CONTEXT ctx, void *buffer, size_t size)
{
static ssize_t (*reader) (int, void *, size_t);
if (! reader)
{
if (pth_read)
reader = pth_read;
else
reader = read;
}
return reader (fd, buffer, size);
return (pth_read ? pth_read : read) (ctx->inbound.fd, buffer, size);
}
ssize_t
_assuan_write (int fd, const void *buffer, size_t size)
_assuan_simple_write (ASSUAN_CONTEXT ctx, const void *buffer, size_t size)
{
static ssize_t (*writer) (int, const void *, size_t);
if (! writer)
{
if (pth_write)
writer = pth_write;
else
writer = write;
}
return writer (fd, buffer, size);
return (pth_write ? pth_write : write) (ctx->outbound.fd, buffer, size);
}

2
assuan/assuan-listen.c
View File

@ -54,7 +54,7 @@ assuan_set_hello_line (ASSUAN_CONTEXT ctx, const char *line)
* assuan_accept:
* @ctx: context
*
* Cancel any existing connectiion and wait for a connection from a
* Cancel any existing connection and wait for a connection from a
* client. The initial handshake is performed which may include an
* initial authentication or encryption negotiation.
*

42
assuan/assuan-logging.c Normal file
View File

@ -0,0 +1,42 @@
/* assuan-logging.c - Default logging function.
* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
*
* This file is part of Assuan.
*
* Assuan is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* Assuan 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#include "assuan-defs.h"
#include <stdio.h>
static FILE *_assuan_log;
void
assuan_set_assuan_log_stream (FILE *fp)
{
_assuan_log = fp;
}
FILE *
assuan_get_assuan_log_stream (void)
{
return _assuan_log ? _assuan_log : stderr;
}
const char *
assuan_get_assuan_log_prefix (void)
{
return "";
}

28
assuan/assuan-pipe-connect.c
View File

@ -1,5 +1,5 @@
/* assuan-pipe-connect.c - Establish a pipe connection (client)
* Copyright (C) 2001, 2002 Free Software Foundation, Inc.
* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
*
* This file is part of Assuan.
*
@ -40,14 +40,10 @@
#define MAX_OPEN_FDS 20
#endif
#ifdef HAVE_JNLIB_LOGGING
#include "../jnlib/logging.h"
#define LOGERROR1(a,b) log_error ((a), (b))
#else
#define LOGERROR1(a,b) fprintf (stderr, (a), (b))
#endif
#define LOG(format, args...) \
fprintf (assuan_get_assuan_log_stream (), \
assuan_get_assuan_log_prefix (), \
"%s" format , ## args)
static int
writen (int fd, const char *buffer, size_t length)
@ -177,7 +173,7 @@ assuan_pipe_connect (ASSUAN_CONTEXT *ctx, const char *name, char *const argv[],
{
if (dup2 (rp[1], STDOUT_FILENO) == -1)
{
LOGERROR1 ("dup2 failed in child: %s\n", strerror (errno));
LOG ("dup2 failed in child: %s\n", strerror (errno));
_exit (4);
}
}
@ -185,7 +181,7 @@ assuan_pipe_connect (ASSUAN_CONTEXT *ctx, const char *name, char *const argv[],
{
if (dup2 (wp[0], STDIN_FILENO) == -1)
{
LOGERROR1 ("dup2 failed in child: %s\n", strerror (errno));
LOG ("dup2 failed in child: %s\n", strerror (errno));
_exit (4);
}
}
@ -203,12 +199,12 @@ assuan_pipe_connect (ASSUAN_CONTEXT *ctx, const char *name, char *const argv[],
int fd = open ("/dev/null", O_WRONLY);
if (fd == -1)
{
LOGERROR1 ("can't open `/dev/null': %s\n", strerror (errno));
LOG ("can't open `/dev/null': %s\n", strerror (errno));
_exit (4);
}
if (dup2 (fd, STDERR_FILENO) == -1)
{
LOGERROR1 ("dup2(dev/null, 2) failed: %s\n", strerror (errno));
LOG ("dup2(dev/null, 2) failed: %s\n", strerror (errno));
_exit (4);
}
}
@ -253,12 +249,10 @@ assuan_pipe_connect (ASSUAN_CONTEXT *ctx, const char *name, char *const argv[],
err = _assuan_read_from_server (*ctx, &okay, &off);
if (err)
{
LOGERROR1 ("can't connect server: %s\n", assuan_strerror (err));
}
LOG ("can't connect server: %s\n", assuan_strerror (err));
else if (okay != 1)
{
LOGERROR1 ("can't connect server: `%s'\n", (*ctx)->inbound.line);
LOG ("can't connect server: `%s'\n", (*ctx)->inbound.line);
err = ASSUAN_Connect_Failed;
}
}

11
assuan/assuan-pipe-server.c
View File

@ -21,6 +21,7 @@
#include <config.h>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include "assuan-defs.h"
@ -44,12 +45,15 @@ finish_connection (ASSUAN_CONTEXT ctx)
return 0;
}
/* Create a new context. Note that the handlers are set up for a pipe
server/client - this way we don't need extra dummy functions */
int
_assuan_new_context (ASSUAN_CONTEXT *r_ctx)
{
static struct assuan_io io = { _assuan_simple_read,
_assuan_simple_write,
0, 0 };
ASSUAN_CONTEXT ctx;
int rc;
@ -62,10 +66,11 @@ _assuan_new_context (ASSUAN_CONTEXT *r_ctx)
ctx->inbound.fd = -1;
ctx->outbound.fd = -1;
ctx->io = &io;
ctx->listen_fd = -1;
ctx->client_pid = (pid_t)-1;
/* use the pipe server handler as a default */
/* Use the pipe server handler as a default. */
ctx->deinit_handler = deinit_pipe_server;
ctx->accept_handler = accept_connection;
ctx->finish_handler = finish_connection;
@ -116,7 +121,7 @@ assuan_deinit_server (ASSUAN_CONTEXT ctx)
if (ctx)
{
/* We use this function pointer to avoid linking other server
when not needed but still allow for a generic deinit function */
when not needed but still allow for a generic deinit function. */
ctx->deinit_handler (ctx);
ctx->deinit_handler = NULL;
_assuan_release_context (ctx);

51
assuan/assuan-socket-connect.c
View File

@ -1,5 +1,5 @@
/* assuan-socket-connect.c - Assuan socket based client
* Copyright (C) 2002 Free Software Foundation, Inc.
* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
*
* This file is part of Assuan.
*
@ -29,20 +29,10 @@
#include "assuan-defs.h"
#ifdef HAVE_JNLIB_LOGGING
#include "../jnlib/logging.h"
#define LOGERROR(a) log_error ((a))
#define LOGERROR1(a,b) log_error ((a), (b))
#define LOGERROR2(a,b,c) log_error ((a), (b), (c))
#define LOGERRORX(a) log_printf ((a))
#else
#define LOGERROR(a) fprintf (stderr, (a))
#define LOGERROR1(a,b) fprintf (stderr, (a), (b))
#define LOGERROR2(a,b,c) fprintf (stderr, (a), (b), (c))
#define LOGERRORX(a) fputs ((a), stderr)
#endif
#define LOG(format, args...) \
fprintf (assuan_get_assuan_log_stream (), \
assuan_get_assuan_log_prefix (), \
"%s" format , ## args)
static int
do_finish (ASSUAN_CONTEXT ctx)
@ -61,9 +51,6 @@ do_deinit (ASSUAN_CONTEXT ctx)
{
do_finish (ctx);
}
/* Make a connection to the Unix domain socket NAME and return a new
Assuan context in CTX. SERVER_PID is currently not used but may
become handy in the future. */
@ -71,6 +58,9 @@ AssuanError
assuan_socket_connect (ASSUAN_CONTEXT *r_ctx,
const char *name, pid_t server_pid)
{
static struct assuan_io io = { _assuan_simple_read,
_assuan_simple_write };
AssuanError err;
ASSUAN_CONTEXT ctx;
int fd;
@ -95,23 +85,23 @@ assuan_socket_connect (ASSUAN_CONTEXT *r_ctx,
ctx->deinit_handler = do_deinit;
ctx->finish_handler = do_finish;
fd = socket (AF_UNIX, SOCK_STREAM, 0);
fd = socket (PF_LOCAL, SOCK_STREAM, 0);
if (fd == -1)
{
LOGERROR1 ("can't create socket: %s\n", strerror (errno));
LOG ("can't create socket: %s\n", strerror (errno));
_assuan_release_context (ctx);
return ASSUAN_General_Error;
}
memset (&srvr_addr, 0, sizeof srvr_addr);
srvr_addr.sun_family = AF_UNIX;
strcpy (srvr_addr.sun_path, name);
len = (offsetof (struct sockaddr_un, sun_path)
+ strlen (srvr_addr.sun_path) + 1);
srvr_addr.sun_family = AF_LOCAL;
len = strlen (srvr_addr.sun_path) + 1;
memcpy (srvr_addr.sun_path, name, len);
len += (offsetof (struct sockaddr_un, sun_path));
if (connect (fd, (struct sockaddr *) &srvr_addr, len) == -1)
{
LOGERROR2 ("can't connect to `%s': %s\n", name, strerror (errno));
LOG ("can't connect to `%s': %s\n", name, strerror (errno));
_assuan_release_context (ctx);
close (fd);
return ASSUAN_Connect_Failed;
@ -119,6 +109,7 @@ assuan_socket_connect (ASSUAN_CONTEXT *r_ctx,
ctx->inbound.fd = fd;
ctx->outbound.fd = fd;
ctx->io = &io;
/* initial handshake */
{
@ -126,14 +117,12 @@ assuan_socket_connect (ASSUAN_CONTEXT *r_ctx,
err = _assuan_read_from_server (ctx, &okay, &off);
if (err)
{
LOGERROR1 ("can't connect server: %s\n", assuan_strerror (err));
}
LOG ("can't connect to server: %s\n", assuan_strerror (err));
else if (okay != 1)
{
LOGERROR ("can't connect server: `");
LOG ("can't connect to server: `");
_assuan_log_sanitized_string (ctx->inbound.line);
LOGERRORX ("'\n");
fprintf (assuan_get_assuan_log_stream (), "'\n");
err = ASSUAN_Connect_Failed;
}
}
@ -146,5 +135,3 @@ assuan_socket_connect (ASSUAN_CONTEXT *r_ctx,
*r_ctx = ctx;
return 0;
}

9
assuan/assuan-socket-server.c
View File

@ -98,7 +98,8 @@ deinit_socket_server (ASSUAN_CONTEXT ctx)
finish_connection (ctx);
}
static struct assuan_io io = { _assuan_simple_read,
_assuan_simple_write };
/* Initialize a server for the socket LISTEN_FD which has already be
put into listen mode */
@ -125,6 +126,8 @@ assuan_init_socket_server (ASSUAN_CONTEXT *r_ctx, int listen_fd)
ctx->accept_handler = accept_connection;
ctx->finish_handler = finish_connection;
ctx->io = &io;
rc = _assuan_register_std_commands (ctx);
if (rc)
xfree (ctx);
@ -145,13 +148,15 @@ assuan_init_connected_socket_server (ASSUAN_CONTEXT *r_ctx, int fd)
if (!ctx)
return ASSUAN_Out_Of_Core;
ctx->is_server = 1;
ctx->pipe_mode = 1; /* we wan't a second accept to indicate EOF */
ctx->pipe_mode = 1; /* we want a second accept to indicate EOF */
ctx->input_fd = -1;
ctx->output_fd = -1;
ctx->inbound.fd = -1;
ctx->outbound.fd = -1;
ctx->io = &io;
ctx->listen_fd = -1;
ctx->connected_fd = fd;
ctx->deinit_handler = deinit_socket_server;

15
assuan/assuan-util.c
View File

@ -1,5 +1,5 @@
/* assuan-util.c - Utility functions for Assuan
* Copyright (C) 2001, 2002 Free Software Foundation, Inc.
* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
*
* This file is part of Assuan.
*
@ -26,10 +26,6 @@
#include "assuan-defs.h"
#ifdef HAVE_JNLIB_LOGGING
#include "../jnlib/logging.h"
#endif
static void *(*alloc_func)(size_t n) = malloc;
static void *(*realloc_func)(void *p, size_t n) = realloc;
static void (*free_func)(void*) = free;
@ -159,18 +155,13 @@ _assuan_log_print_buffer (FILE *fp, const void *buffer, size_t length)
}
}
/* Log a user supplied string. Escapes non-printable before
printing. */
void
_assuan_log_sanitized_string (const char *string)
{
const unsigned char *s = string;
#ifdef HAVE_JNLIB_LOGGING
FILE *fp = log_get_stream ();
#else
FILE *fp = stderr;
#endif
FILE *fp = assuan_get_assuan_log_stream ();
if (! *s)
return;
@ -226,5 +217,3 @@ _assuan_log_sanitized_string (const char *string)
funlockfile (fp);
#endif
}

63
assuan/assuan.h
View File

@ -1,5 +1,5 @@
/* assuan.c - Definitions for the Assuan protocol
* Copyright (C) 2001, 2002 Free Software Foundation, Inc.
* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
*
* This file is part of Assuan.
*
@ -23,16 +23,15 @@
#include <stdio.h>
#include <sys/types.h>
#include <unistd.h> /* for ssize_t */
#include <unistd.h>
#ifdef __cplusplus
extern "C" {
#if 0
}
#endif
extern "C"
{
#endif
typedef enum {
typedef enum
{
ASSUAN_No_Error = 0,
ASSUAN_General_Error = 1,
ASSUAN_Out_Of_Core = 2,
@ -105,7 +104,8 @@ typedef enum {
} AssuanError;
/* This is a list of pre-registered ASSUAN commands */
typedef enum {
typedef enum
{
ASSUAN_CMD_NOP = 0,
ASSUAN_CMD_CANCEL, /* cancel the current request */
ASSUAN_CMD_BYE,
@ -127,7 +127,7 @@ typedef struct assuan_context_s *ASSUAN_CONTEXT;
/*-- assuan-handler.c --*/
int assuan_register_command (ASSUAN_CONTEXT ctx,
int cmd_id, const char *cmd_string,
const char *cmd_string,
int (*handler)(ASSUAN_CONTEXT, char *));
int assuan_register_bye_notify (ASSUAN_CONTEXT ctx,
void (*fnc)(ASSUAN_CONTEXT));
@ -155,6 +155,12 @@ AssuanError assuan_set_okay_line (ASSUAN_CONTEXT ctx, const char *line);
void assuan_write_status (ASSUAN_CONTEXT ctx,
const char *keyword, const char *text);
/* Negotiate a file descriptor. If LINE contains "FD=N", returns N
assuming a local file descriptor. If LINE contains "FD" reads a
file descriptor via CTX and stores it in *RDF (the CTX must be
capable of passing file descriptors). */
AssuanError assuan_command_parse_fd (ASSUAN_CONTEXT ctx, char *line,
int *rfd);
/*-- assuan-listen.c --*/
AssuanError assuan_set_hello_line (ASSUAN_CONTEXT ctx, const char *line);
@ -181,6 +187,26 @@ AssuanError assuan_pipe_connect (ASSUAN_CONTEXT *ctx, const char *name,
AssuanError assuan_socket_connect (ASSUAN_CONTEXT *ctx, const char *name,
pid_t server_pid);
/*-- assuan-domain-connect.c --*/
/* Connect to a Unix domain socket server. RENDEZVOUSFD is
bidirectional file descriptor (normally returned via socketpair)
which the client can use to rendezvous with the server. SERVER s
the server's pid. */
AssuanError assuan_domain_connect (ASSUAN_CONTEXT *r_ctx,
int rendezvousfd,
pid_t server);
/*-- assuan-domain-server.c --*/
/* RENDEZVOUSFD is a bidirectional file descriptor (normally returned
via socketpair) that the domain server can use to rendezvous with
the client. CLIENT is the client's pid. */
AssuanError assuan_init_domain_server (ASSUAN_CONTEXT *r_ctx,
int rendezvousfd,
pid_t client);
/*-- assuan-connect.c --*/
void assuan_disconnect (ASSUAN_CONTEXT ctx);
pid_t assuan_get_pid (ASSUAN_CONTEXT ctx);
@ -209,6 +235,12 @@ AssuanError assuan_write_line (ASSUAN_CONTEXT ctx, const char *line );
AssuanError assuan_send_data (ASSUAN_CONTEXT ctx,
const void *buffer, size_t length);
/* The file descriptor must be pending before assuan_receivefd is
call. This means that assuan_sendfd should be called *before* the
trigger is sent (normally via assuan_send_data ("I sent you a
descriptor")). */
AssuanError assuan_sendfd (ASSUAN_CONTEXT ctx, int fd);
AssuanError assuan_receivefd (ASSUAN_CONTEXT ctx, int *fd);
/*-- assuan-util.c --*/
void assuan_set_malloc_hooks ( void *(*new_alloc_func)(size_t n),
@ -225,6 +257,19 @@ void assuan_end_confidential (ASSUAN_CONTEXT ctx);
/*-- assuan-errors.c (built) --*/
const char *assuan_strerror (AssuanError err);
/*-- assuan-logging.c --*/
/* Set the stream to which assuan should log. By default, this is
stderr. */
extern void assuan_set_assuan_log_stream (FILE *fp);
/* Return the stream which is currently being using for logging. */
extern FILE *assuan_get_assuan_log_stream (void);
/* User defined call back. Return a prefix to be used at the start of
a line emitted by assuan on the log stream. The default
implementation returns the empty string, i.e. "" */
extern const char *assuan_get_assuan_log_prefix (void);
#ifdef __cplusplus
}

15
assuan/mkerrors
View File

@ -40,7 +40,7 @@ const char *
assuan_strerror (AssuanError err)
{
const char *s;
static char buf[25];
static char buf[50];
switch (err)
{
@ -62,7 +62,18 @@ printf "%s\"; break;\n", tolower(substr(s,8));
'
cat <<EOF
default: sprintf (buf, "ec=%d", err ); s=buf; break;
default:
{
unsigned int source, code;
source = ((err >> 24) & 0xff);
code = (err & 0x00ffffff);
if (source) /* Assume this is an libgpg-error. */
sprintf (buf, "ec=%u.%u", source, code );
else
sprintf (buf, "ec=%d", err );
s=buf; break;
}
}
return s;

53
configure.ac
View File

@ -77,8 +77,8 @@ AC_SUBST(VERSION)
AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of this package])
AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version of this package])
dnl Don't default to build static libs.
dnl AC_DISABLE_STATIC
# Don't default to build static libs.
AC_DISABLE_STATIC
AC_PROG_LIBTOOL
AC_CANONICAL_HOST
@ -125,38 +125,31 @@ case "${host}" in
AC_DEFINE(HAVE_PTHREAD, ,[Define if we have pthread.])
fi
dnl # XXX: Probably use exec-prefix here?
dnl GPG_DEFAULT='/usr/bin/gpg'
dnl GPGSM_DEFAULT='/usr/bin/gpgsm'
# XXX: Probably use exec-prefix here?
# GPG_DEFAULT='/usr/bin/gpg'
# GPGSM_DEFAULT='/usr/bin/gpgsm'
;;
esac
AM_CONDITIONAL(HAVE_DOSISH_SYSTEM, test "$have_dosish_system" = "yes")
AM_CONDITIONAL(HAVE_PTH, test "$have_pth" = "yes")
AM_CONDITIONAL(HAVE_PTHREAD, test "$have_pthread" = "yes")
dnl
dnl Checks for header files.
dnl
# Checks for header files.
AC_CHECK_HEADERS(sys/select.h)
dnl
dnl Type checks.
dnl
# Type checks.
AC_CHECK_SIZEOF(unsigned int)
dnl
dnl Checks for compiler features.
dnl
# Checks for compiler features.
if test "$GCC" = yes; then
CFLAGS="$CFLAGS -Wall -Wcast-align -Wshadow -Wstrict-prototypes"
fi
dnl
dnl Checks for library functions.
dnl
# Checks for library functions.
AC_REPLACE_FUNCS(stpcpy)
AC_REPLACE_FUNCS(vasprintf)
@ -164,17 +157,11 @@ if test "$ac_cv_func_vasprintf" != yes; then
GNUPG_CHECK_VA_COPY
fi
# Note: fopencokie is only a dummy stub and not used.
# However some code in assuan/ links against it.
AC_REPLACE_FUNCS(fopencookie)
AM_PATH_GPG_ERROR(0.1,, AC_MSG_ERROR([libgpg-error was not found]))
AC_DEFINE(GPG_ERR_SOURCE_DEFAULT, GPG_ERR_SOURCE_GPGME,
[The default error source for GPGME.])
dnl
dnl Checks for system services
dnl
# Checks for system services
NO_OVERRIDE=no
AC_ARG_WITH(gpg,
AC_HELP_STRING([--with-gpg=PATH], [use GnuPG binary at PATH]),
@ -235,9 +222,25 @@ AM_CONDITIONAL(HAVE_GPGSM, [test -n "$GPGSM" && test -r "$GPGSM"])
AM_CONDITIONAL(RUN_GPGSM_TESTS,
[test "$cross_compiling" != "yes" && test -n "$GPGSM" && test -r "$GPGSM"])
dnl FIXME: Only build if supported.
# FIXME: Only build if supported.
AM_CONDITIONAL(BUILD_ASSUAN, test "$GPGSM" != "no")
if test "$GPGSM" != "no"; then
AC_CHECK_FUNCS(funopen)
if test $ac_cv_func_funopen != yes; then
# No funopen but we can implement that in terms of fopencookie.
AC_CHECK_FUNCS(fopencookie, AC_LIBOBJ(funopen),
AC_MSG_ERROR([[
No implementation of fopencookie or funopen available.
]]))
fi
AC_REPLACE_FUNCS(isascii)
AC_REPLACE_FUNCS(putc_unlocked)
AC_REPLACE_FUNCS(memrchr)
fi
AM_CONDITIONAL(BUILD_COMPLUS, test "$component_system" = "COM+")
dnl Make the version number in gpgme/gpgme.h the same as the one here.

5
gpgme/ChangeLog
View File

@ -1,3 +1,8 @@
2003-08-18 Marcus Brinkmann <marcus@g10code.de>
* funopen.c, putc_unlocked.c, isascii.c, memrchr.c: New files.
* fopencookie.c: File removed.
2003-08-15 Marcus Brinkmann <marcus@g10code.de>
* gpgme-config.in: Put gpg-error related flags after gpgme's.

44
gpgme/funopen.c Normal file
View File

@ -0,0 +1,44 @@
/* funopen.c - Replacement for funopen.
* Copyright (C) 2003 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
* GnuPG 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.
*
* GnuPG 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#ifdef HAVE_FOPENCOOKIE
FILE *
funopen(const void *cookie, cookie_read_function_t *readfn,
cookie_write_function_t *writefn,
cookie_seek_function_t *seekfn,
cookie_close_function_t *closefn)
{
cookie_io_functions_t io = { read: readfn, write: writefn,
seek: seekfn,
close: closefn };
return fopencookie ((void *) cookie,
readfn ? ( writefn ? "rw" : "r" )
: ( writefn ? "w" : ""), io);
}
#else
#error No known way to implement funopen.
#endif

2
gpgme/gpgme.h
View File

@ -63,7 +63,7 @@ extern "C" {
AM_PATH_GPGME macro) check that this header matches the installed
library. Warning: Do not edit the next line. configure will do
that for you! */
#define GPGME_VERSION "0.4.2"
#define GPGME_VERSION "0.4.3"
/* Some opaque data types used by GPGME. */

29
gpgme/isascii.c Normal file
View File

@ -0,0 +1,29 @@
/* isascii.c - Replacement for isascii.
* Copyright (C) 2002 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
* GnuPG 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.
*
* GnuPG 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
int
isascii (int c)
{
return (((c) & ~0x7f) == 0);
}

36
gpgme/memrchr.c Normal file
View File

@ -0,0 +1,36 @@
/* memrchr.c - Replacement for memrchr.
* Copyright (C) 2002 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
* GnuPG 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.
*
* GnuPG 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
void *
memrchr (const void *block, int c, size_t size)
{
void *p;
for (p = block + size; p != block; p --)
if (*p == c)
return p;
return 0;
}

16
gpgme/fopencookie.c → gpgme/putc_unlocked.c
View File

@ -1,4 +1,4 @@
/* fopencookie.c - Dummy glibc replacement
/* putc_unlocked.c - Replacement for putc_unlocked.
* Copyright (C) 2002 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
@ -21,17 +21,11 @@
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <errno.h>
#include "util.h"
FILE *
fopencookie (void *cookie, const char *opentype,
cookie_io_functions_t funclist)
int
putc_unlocked (int c, FILE *stream)
{
errno = ENOSYS;
return NULL;
return putc (c, stream);
}