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72f48d9e8a
* assuan-buffer.c (writen, readline): Use the new functions instead of pth. * assuan-socket-server.c (accept_connection): Don't use the pth_accept - using the assuan included accept code would be a bad idea within Pth so we don't need a replacement function.
125 lines
2.8 KiB
C
125 lines
2.8 KiB
C
/* assuan-pipe-server.c - Assuan server working over a pipe
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* Copyright (C) 2001 Free Software Foundation, Inc.
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*
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* This file is part of GnuPG.
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*
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* GnuPG is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* GnuPG is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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#include <config.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "assuan-defs.h"
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static void
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deinit_pipe_server (ASSUAN_CONTEXT ctx)
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{
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/* nothing to do for this simple server */
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}
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static int
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accept_connection (ASSUAN_CONTEXT ctx)
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{
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/* This is a NOP for a pipe server */
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return 0;
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}
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static int
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finish_connection (ASSUAN_CONTEXT ctx)
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{
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/* This is a NOP for a pipe server */
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return 0;
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}
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/* Create a new context. Note that the handlers are set up for a pipe
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server/client - this way we don't need extra dummy functions */
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int
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_assuan_new_context (ASSUAN_CONTEXT *r_ctx)
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{
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ASSUAN_CONTEXT ctx;
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int rc;
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*r_ctx = NULL;
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ctx = xtrycalloc (1, sizeof *ctx);
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if (!ctx)
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return ASSUAN_Out_Of_Core;
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ctx->input_fd = -1;
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ctx->output_fd = -1;
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ctx->inbound.fd = -1;
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ctx->outbound.fd = -1;
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ctx->listen_fd = -1;
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ctx->client_pid = (pid_t)-1;
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/* use the pipe server handler as a default */
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ctx->deinit_handler = deinit_pipe_server;
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ctx->accept_handler = accept_connection;
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ctx->finish_handler = finish_connection;
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rc = _assuan_register_std_commands (ctx);
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if (rc)
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xfree (ctx);
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else
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*r_ctx = ctx;
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return rc;
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}
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int
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assuan_init_pipe_server (ASSUAN_CONTEXT *r_ctx, int filedes[2])
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{
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int rc;
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rc = _assuan_new_context (r_ctx);
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if (!rc)
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{
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ASSUAN_CONTEXT ctx = *r_ctx;
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ctx->is_server = 1;
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ctx->inbound.fd = filedes[0];
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ctx->outbound.fd = filedes[1];
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ctx->pipe_mode = 1;
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}
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return rc;
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}
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void
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_assuan_release_context (ASSUAN_CONTEXT ctx)
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{
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if (ctx)
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{
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xfree (ctx->hello_line);
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xfree (ctx->okay_line);
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xfree (ctx);
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}
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}
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void
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assuan_deinit_server (ASSUAN_CONTEXT ctx)
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{
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if (ctx)
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{
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/* We use this function pointer to avoid linking other server
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when not needed but still allow for a generic deinit function */
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ctx->deinit_handler (ctx);
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ctx->deinit_handler = NULL;
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_assuan_release_context (ctx);
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}
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}
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