?? common.c
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/* -------------------------------------------------------------------- *//* SMS Client, send messages to mobile phones and pagers *//* *//* common.c *//* *//* Copyright (C) 1997,1998 Angelo Masci *//* *//* This library is free software; you can redistribute it and/or *//* modify it under the terms of the GNU Library General Public *//* License as published by the Free Software Foundation; either *//* version 2 of the License, or (at your option) any later version. *//* *//* This library 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 *//* Library General Public License for more details. *//* *//* You should have received a copy of the GNU Library General Public *//* License along with this library; if not, write to the Free *//* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. *//* *//* You can contact the author at this e-mail address: *//* *//* angelo@styx.demon.co.uk *//* *//* -------------------------------------------------------------------- *//* $Id$ -------------------------------------------------------------------- */#include <stdio.h>#include <string.h>#include "common.h"#include <sys/time.h>#include <sys/types.h>/* -------------------------------------------------------------------- *//* -------------------------------------------------------------------- */size_t sms_strlen(const char *s){ if (s == NULL) { fprintf(stderr, "WARNING: SMS Client tried to calculate the length of a NULL string\n"); return 0; } return strlen(s);}/* -------------------------------------------------------------------- *//* -------------------------------------------------------------------- */char *sms_strcpy(char *dest, const char *src){ if (dest == NULL) { fprintf(stderr, "WARNING: SMS Client tried to copy a string to an address set to NULL\n"); return NULL; } if (src == NULL) { fprintf(stderr, "WARNING: SMS Client tried to copy a NULL string\n"); dest[0] = '\0'; return dest; } return strcpy(dest, src);}/* -------------------------------------------------------------------- *//* -------------------------------------------------------------------- */char *sms_strcat(char *dest, const char *src){ if (dest == NULL) { fprintf(stderr, "WARNING: SMS Client tried to append a string to an address set to NULL\n"); return NULL; } if (src == NULL) { fprintf(stderr, "WARNING: SMS Client tried to append a NULL string\n"); return dest; } return strcat(dest, src);}/* -------------------------------------------------------------------- *//* -------------------------------------------------------------------- */void sms_usleep(long microseconds){#if defined(LINUX) usleep(microseconds);#else struct timeval timeout; timeout.tv_usec = microseconds % 1000000; timeout.tv_sec = microseconds / 1000000; select(0, NULL, NULL, NULL, &timeout);#endif}/* -------------------------------------------------------------------- *//* -------------------------------------------------------------------- */void sms_bzero(void *destination, size_t length){#if defined(LINUX) bzero(destination, length);#else memset(destination, '\0', length);#endif}/* -------------------------------------------------------------------- *//* -------------------------------------------------------------------- */
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