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Viewing changes to src/pcscdaemon.c

  • Committer: Bazaar Package Importer
  • Author(s): Ludovic Rousseau
  • Date: 2007-05-16 14:40:30 UTC
  • mto: This revision was merged to the branch mainline in revision 9.
  • Revision ID: james.westby@ubuntu.com-20070516144030-6wk53ou910ctb9ds
Tags: upstream-1.4.1
Import upstream version 1.4.1

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src/pcscdaemon.c
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/*
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 * MUSCLE SmartCard Development ( http://www.linuxnet.com )
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 *
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 * Copyright (C) 1999-2005
 
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 * Copyright (C) 1999-2002
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 *  David Corcoran <corcoran@linuxnet.com>
 
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 * Copyright (C) 1999-2007
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 *  Ludovic Rousseau <ludovic.rousseau@free.fr>
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 *
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 * $Id: pcscdaemon.c 2377 2007-02-05 13:13:56Z rousseau $
 
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 * $Id: pcscdaemon.c 2505 2007-04-12 09:41:13Z rousseau $
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 */
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/**
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#include "readerfactory.h"
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#include "configfile.h"
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#include "powermgt_generic.h"
 
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#include "utils.h"
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#ifndef TRUE
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#define TRUE 1
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PCSCLITE_MUTEX usbNotifierMutex;
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#ifdef USE_RUN_PID
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pid_t GetDaemonPid(void);
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pid_t GetDaemonPid(void)
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{
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        FILE *f;
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        pid_t pid;
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        /* pids are only 15 bits but 4294967296
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         * (32 bits in case of a new system use it) is on 10 bytes
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         */
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        if ((f = fopen(USE_RUN_PID, "rb")) != NULL)
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        {
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#define PID_ASCII_SIZE 11
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                char pid_ascii[PID_ASCII_SIZE];
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                fgets(pid_ascii, PID_ASCII_SIZE, f);
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                fclose(f);
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                pid = atoi(pid_ascii);
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        }
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        else
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        {
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                Log2(PCSC_LOG_CRITICAL, "Can't open " USE_RUN_PID ": %s",
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                        strerror(errno));
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                return -1;
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        }
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        return pid;
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} /* GetDaemonPid */
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#endif
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int SendHotplugSignal(void)
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{
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#ifdef USE_RUN_PID
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        pid_t pid;
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        pid = GetDaemonPid();
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                        return EXIT_FAILURE ;
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                }
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        }
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#endif
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        return EXIT_SUCCESS;
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} /* SendHotplugSignal */
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        if (rv == 0)
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        {
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#ifdef USE_RUN_PID
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                pid_t pid;
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                /* read the pid file to get the old pid and test if the old pcscd is
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                                clean_temp_files();
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                }
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                else
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#endif
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                {
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                        if (HotPlug)
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                        {
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#ifdef USE_RUN_PID
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                                Log1(PCSC_LOG_CRITICAL, "file " USE_RUN_PID " do not exist");
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#else
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                                Log1(PCSC_LOG_CRITICAL,
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                                        "pcscd was not configured with --enable-runpid=FILE");
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#endif
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                                Log1(PCSC_LOG_CRITICAL, "Hotplug failed");
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                                return EXIT_FAILURE;
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                        }
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                                "file " PCSCLITE_PUBSHM_FILE " already exists.");
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                        Log1(PCSC_LOG_CRITICAL,
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                                "Maybe another pcscd is running?");
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#ifdef USE_RUN_PID
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                        Log1(PCSC_LOG_CRITICAL,
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                                "I can't read process pid from " USE_RUN_PID);
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#endif
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                        Log1(PCSC_LOG_CRITICAL,
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                                "Remove " PCSCLITE_PUBSHM_FILE " and " PCSCLITE_CSOCK_NAME);
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                        Log1(PCSC_LOG_CRITICAL,
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        signal(SIGINT, signal_trap);
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        signal(SIGHUP, signal_trap);
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#ifdef USE_RUN_PID
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        /*
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         * Record our pid to make it easier
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         * to kill the correct pcscd
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                        fclose(f);
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                }
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        }
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#endif
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        /*
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         * If PCSCLITE_IPC_DIR does not exist then create it
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                Log2(PCSC_LOG_ERROR, "Cannot unlink " PCSCLITE_CSOCK_NAME ": %s",
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                        strerror(errno));
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#ifdef USE_RUN_PID
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        rv = SYS_Unlink(USE_RUN_PID);
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        if (rv != 0)
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                Log2(PCSC_LOG_ERROR, "Cannot unlink " USE_RUN_PID ": %s",
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                        strerror(errno));
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#endif
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}
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void signal_reload(int sig)
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{
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        printf("%s version %s.\n",  PACKAGE, VERSION);
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        printf("Copyright (C) 1999-2002 by David Corcoran <corcoran@linuxnet.com>.\n");
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        printf("Copyright (C) 2001-2005 by Ludovic Rousseau <ludovic.rousseau@free.fr>.\n");
 
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        printf("Copyright (C) 2001-2007 by Ludovic Rousseau <ludovic.rousseau@free.fr>.\n");
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        printf("Copyright (C) 2003-2004 by Damien Sauveron <sauveron@labri.fr>.\n");
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        printf("Report bugs to <sclinux@linuxnet.com>.\n");
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}