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author | Marcus Brinkmann <[email protected]> | 2009-09-21 01:08:08 +0000 |
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committer | Marcus Brinkmann <[email protected]> | 2009-09-21 01:08:08 +0000 |
commit | cd87e56dac64c74d45f42838fc1049848f8aadcd (patch) | |
tree | ff70f9a6e8601305d06bebb55709350d3d8dbae4 /src/conversion.c | |
parent | 2009-09-08 Marcus Brinkmann <[email protected]> (diff) | |
download | libassuan-cd87e56dac64c74d45f42838fc1049848f8aadcd.tar.gz libassuan-cd87e56dac64c74d45f42838fc1049848f8aadcd.zip |
2009-09-19 Marcus Brinkmann <[email protected]>
* tests/fdpassing.c: Update to new API.
* configure.ac: Check for stdint.h and inttypes.h. Invoke
AC_TYPE_UINTPTR_T.
doc/
2009-09-21 Marcus Brinkmann <[email protected]>
* assuan.texi: Update to new API.
src/
2009-09-19 Marcus Brinkmann <[email protected]>
* src/libassuan.vers, src/libassuan.def: Update to new API.
* assuan.c, context.c, system.c, debug.c: New files.
* Makefile.am (common_sources): Add assuan.c, context.c, system.c
and debug.c.
* assuan.h: Include <stdarg.h>. Fix inclusion of <gpg-error.h>.
(_ASSUAN_EXT_SYM_PREFIX, _ASSUAN_PREFIX1, _ASSUAN_PREFIX2)
(_ASSUAN_PREFIX): Remove support for renaming the whole library,
now that we have a stable shared library interface that can evolve
to cover all needs (particularly those of GPGME).
(assuan_malloc_hooks, assuan_malloc_hooks_t, assuan_log_cb_t)
(assuan_io_monitor_t): New types.
(ASSUAN_LOG_INIT, ASSUAN_LOG_CTX, ASSUAN_LOG_ENGINE)
(ASSUAN_LOG_DATA, ASSUAN_LOG_SYSIO, ASSUAN_IO_FROM_PEER)
(ASSUAN_IO_TO_PEER, ASSUAN_IO_MONITOR_NOLOG)
(ASSUAN_IO_MONITOR_IGNORE): New symbols.
(assuan_set_gpg_err_source, assuan_get_gpg_err_source)
(assuan_get_malloc_hooks, assuan_set_log_cb, assuan_get_log_cb)
(assuan_new, assuan_new_ext, assuan_release): New function
prototypes.
(assuan_init_pipe_server, assuan_init_socket_server)
(assuan_init_socket_server_ext, assuan_pipe_connect)
(assuan_pipe_connect_ext, assuan_socket_connect)
(assuan_socket_connect_ext): Take a context argument instead of
pointer to context.
(assuan_deinit_server, assuan_disconnect)
(assuan_set_assuan_err_source): Remove function prototypes.
* assuan-defs.h (ASSUAN_GCC_A_PURE): Moved here from XXX
(_assuan_error): New macro.
(struct assuan_context_s): New members err_source, w32_strerror,
malloc_hooks, log_cb, log_cb_data: New members. Move confidential
into flags. New member engine.
(_assuan_log_handler, _assuan_error_default, _assuan_disconnect):
New prototypes.
(_assuan_new_context): Remove prototype.
(_assuan_malloc, _assuan_calloc, _assuan_realloc, _assuan_free):
Add context argument to prototype.
* assuan-util.c (alloc_func, realloc_func, free_func): Remove
global variables.
(assuan_set_malloc_hooks, _assuan_malloc, _assuan_realloc)
(_assuan_calloc, _assuan_free, assuan_set_pointer)
(assuan_get_pointer, assuan_begin_confidential)
(assuan_end_confidential, assuan_set_io_monitor, assuan_set_flag)
(assuan_get_flag): Move functions to ...
* assuan-client.c: Add ctx argument to all invocations of
_assuan_error.
* assuan-socket-server.c, assuan-socket-connect.c,
assuan-connect.c: Likewise.
* assuan-buffer.c: Likewise. Also update access to confidential
flag.
* assuan-uds.c: Add ctx argument to all invocations of
_assuan_malloc, _assuan_realloc, _assuan_calloc, _assuan_free and
_assuan_error.
* assuan_listen.c, assuan-inquire.c, assuan-handler.c: Likewise.
* assuan-error.c (err_source): Remove global variable.
(assuan_set_assuan_err_source): Removed function.
(_assuan_w32_strerror): Moved here from assuan-logging.c and made
thread-safe.
(_assuan_error): Removed function (is now macro).
* assuan-handler.c: Update access to confidential flag.
* assuan-socket-server.c (accept_connection_bottom): Update access
to confidential flag in context.
(assuan_init_socket_server, assuan_init_socket_server_ext): Take
ctx argument instead of pointer to ctx.
* assuan-inquire.c (init_membuf, put_membuf, get_membuf)
(free_membuf): Take context argument and change all callers.
* assuan-socket-server.c (assuan_socket_connect)
(assuan_socket_connect_ext): Take ctx argument instead of pointer
to ctx.
* assuan-pipe-connect.c (initial_handshake, pipe_connect_unix)
(socketpair_connect, assuan_pipe_connect)
(assuan_pipe_connect_ext): Likewise.
(socketpair_connect): Now that ctx is not a pointer argument
anymore, return if we are server or client in the argv argument.
* assuan-logging.c (_assuan_log_handler): New function.
(_assuan_w32_strerror): Move to assuan-error.c
* assuan-connect.c (assuan_disconnect): Renamed to ...
(_assuan_disconnect): ... this.
* assuan-pipe-server.c (_assuan_new_context): Removed function.
(assuan_init_pipe_server): Take ctx argument instead of pointer to
ctx.
(_assuan_release_context): Removed function.
(_assuan_deinit_server): Reimplement.
Diffstat (limited to 'src/conversion.c')
-rw-r--r-- | src/conversion.c | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/src/conversion.c b/src/conversion.c new file mode 100644 index 0000000..af5026e --- /dev/null +++ b/src/conversion.c @@ -0,0 +1,116 @@ +/* conversion.c - String conversion helper functions. + Copyright (C) 2000 Werner Koch (dd9jn) + Copyright (C) 2001, 2002, 2003, 2004, 2007 g10 Code GmbH + + 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. */ + +#if HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdlib.h> +#include <string.h> +/* Solaris 8 needs sys/types.h before time.h. */ +#include <sys/types.h> +#include <time.h> +#include <errno.h> +#include <ctype.h> + +#include "assuan-defs.h" +#include "debug.h" + + +/* Convert the number NR to a hexadecimal string. Returns the tail + pointer. */ +static char * +_assuan_bytetohex (int nr, char *str) +{ + static char hexdigits[] = "0123456789abcdef"; + int i; + +#define NROFHEXDIGITS 2 + for (i = 0; i < NROFHEXDIGITS; i++) + { + int digit = (nr >> (i << 2)) & 0xf; + *(str++) = hexdigits[digit]; + } + return str; +} + + +/* Encode the C formatted string SRC and return the malloc'ed result. */ +char * +_assuan_encode_c_string (assuan_context_t ctx, const char *src) +{ + const unsigned char *istr; + char *res; + char *ostr; + + ostr = _assuan_malloc (ctx, 4 * strlen (src) + 1); + if (! *ostr) + return NULL; + + res = ostr; + + for (istr = (const unsigned char *) src; *istr; istr++) + { + int c = 0; + + switch (*istr) + { + case '\r': + c = 'r'; + break; + + case '\n': + c = 'n'; + break; + + case '\f': + c = 'f'; + break; + + case '\v': + c = 'v'; + break; + + case '\b': + c = 'b'; + break; + + default: + if ((isascii (*istr) && isprint (*istr)) || (*istr >= 0x80)) + *(ostr++) = *istr; + else + { + *(ostr++) = '\\'; + *(ostr++) = 'x'; + ostr = _assuan_bytetohex (*istr, ostr); + } + } + + if (c) + { + *(ostr++) = '\\'; + *(ostr++) = c; + } + } + *(ostr) = '\0'; + + return res; +} |