mirror of
https://github.com/jrbrtsn/ban2fail
synced 2024-06-28 09:40:47 +00:00
475 lines
12 KiB
C
475 lines
12 KiB
C
/***************************************************************************
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* Copyright (C) 2019 by John D. Robertson *
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* john@rrci.com *
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* *
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* This program 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 3 of the License, or *
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* (at your option) any later version. *
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* *
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* This program 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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* *
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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 *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#define _GNU_SOURCE
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#include <stdlib.h>
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#include <unistd.h>
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#include "util.h"
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#include "ez_libc.h"
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/***************************************************/
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int _ez_fputs (
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const char *fileName,
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int lineNo,
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const char *funcName,
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const char *s,
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FILE *stream
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)
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{
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int rtn= fputs (s, stream);
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if (EOF == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "fputs() failed");
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abort();
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}
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return rtn;
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}
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/***************************************************/
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int _ez_fputc (
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const char *fileName,
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int lineNo,
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const char *funcName,
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int c,
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FILE *stream
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)
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{
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int rtn= fputc (c, stream);
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if (EOF == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "fputc() failed");
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abort();
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}
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return rtn;
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}
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/***************************************************/
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int _ez_fprintf (
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const char *fileName,
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int lineNo,
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const char *funcName,
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FILE *stream,
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const char *fmt,
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...
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)
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{
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va_list args;
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/* Pass on doctored format string and varargs to vfprintf() */
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va_start(args, fmt);
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int rtn= vfprintf(stream, fmt, args);
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va_end(args);
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if (0 > rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "vfprintf() failed");
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abort();
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}
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return rtn;
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}
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/***************************************************/
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FILE* _ez_popen (
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const char *fileName,
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int lineNo,
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const char *funcName,
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const char *command,
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const char *type
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)
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{
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FILE *rtn= popen (command, type);
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if (!rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "popen(\"%s\", \"%s\") failed", command, type);
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abort();
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}
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return rtn;
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}
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/***************************************************/
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FILE* _ez_fopen (
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const char *fileName,
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int lineNo,
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const char *funcName,
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const char *pathname,
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const char *mode
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)
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{
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FILE *rtn= fopen (pathname, mode);
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if (!rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "fopen(\"%s\", \"%s\") failed", pathname, mode);
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abort();
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}
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return rtn;
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}
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/***************************************************/
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int _ez_fclose (
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const char *fileName,
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int lineNo,
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const char *funcName,
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FILE *stream
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)
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{
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int rtn= fclose (stream);
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if (EOF == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "fclose() failed");
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abort();
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}
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return rtn;
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}
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/***************************************************/
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int _ez_fflush (
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const char *fileName,
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int lineNo,
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const char *funcName,
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FILE *stream
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)
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{
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int rtn= fflush (stream);
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if (EOF == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "fflush() failed");
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abort();
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}
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return rtn;
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}
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/***************************************************/
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size_t _ez_fread (
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const char *fileName,
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int lineNo,
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const char *funcName,
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void *ptr,
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size_t size,
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size_t nmemb,
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FILE *stream
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)
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{
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size_t rtn= fread (ptr, size, nmemb, stream);
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if (ferror(stream)) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "fread() failed");
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abort();
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}
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return rtn;
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}
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/***************************************************/
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size_t _ez_fwrite (
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const char *fileName,
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int lineNo,
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const char *funcName,
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const void *ptr,
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size_t size,
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size_t nmemb,
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FILE *stream
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)
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{
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size_t rtn= fwrite (ptr, size, nmemb, stream);
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if (ferror(stream)) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "fwrite() failed");
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abort();
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}
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return rtn;
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}
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/***************************************************/
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int _ez_pclose (
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const char *fileName,
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int lineNo,
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const char *funcName,
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FILE *stream
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)
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{
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int rtn= pclose (stream);
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if (-1 == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "pclose() failed");
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abort();
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}
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return rtn;
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}
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/***************************************************/
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char* _ez_fgets (
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const char *fileName,
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int lineNo,
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const char *funcName,
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char *s,
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int size,
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FILE *stream
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)
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{
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char *rtn= fgets (s, size, stream);
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if (!rtn && !feof(stream)) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "fgets() failed");
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abort();
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}
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return rtn;
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}
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/***************************************************/
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int _ez_remove (
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const char *fileName,
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int lineNo,
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const char *funcName,
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const char *pathname
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)
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{
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int rtn= remove (pathname);
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if (-1 == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "remove(\"%s\") failed", pathname);
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abort();
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}
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return rtn;
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}
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/***************************************************/
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int _ez_rename (
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const char *fileName,
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int lineNo,
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const char *funcName,
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const char *oldpath,
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const char *newpath
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)
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{
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int rtn= rename (oldpath, newpath);
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if (-1 == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "rename(\"%s\", \"%s\") failed", oldpath, newpath);
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abort();
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}
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return rtn;
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}
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/***************************************************/
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DIR* _ez_opendir (
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const char *fileName,
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int lineNo,
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const char *funcName,
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const char *name
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)
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{
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DIR *rtn= opendir (name);
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if (!rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "opendir(\"%s\") failed", name);
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abort();
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}
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return rtn;
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}
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/***************************************************/
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int _ez_closedir (
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const char *fileName,
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int lineNo,
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const char *funcName,
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DIR *dirp
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)
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{
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int rtn= closedir (dirp);
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if (-1 == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "closedir() failed");
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abort();
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}
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return rtn;
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}
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/***************************************************/
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struct dirent* _ez_readdir (
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const char *fileName,
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int lineNo,
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const char *funcName,
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DIR *dirp
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)
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{
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/* Pass on doctored format string and varargs to vfprintf() */
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errno= 0;
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struct dirent* rtn= readdir(dirp);
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if (!rtn && errno) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "readdir() failed");
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abort();
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}
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return rtn;
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}
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/***************************************************/
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int _ez_close (
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const char *fileName,
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int lineNo,
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const char *funcName,
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int fd
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)
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{
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int rtn= close (fd);
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if (-1 == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "close(%d) failed", fd);
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abort();
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}
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return rtn;
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}
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/***************************************************/
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ssize_t _ez_write (
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const char *fileName,
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int lineNo,
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const char *funcName,
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int fd,
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const void *buf,
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size_t count
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)
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{
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ssize_t rtn= write (fd, buf, count);
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if (-1 == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "write(fd= %d) failed", fd);
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abort();
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}
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return rtn;
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}
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/***************************************************/
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int _ez_stat (
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const char *fileName,
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int lineNo,
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const char *funcName,
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const char *pathname,
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struct stat *statbuf
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)
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{
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int rtn= stat (pathname, statbuf);
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if (-1 == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "stat(\"%s\") failed", pathname);
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abort();
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}
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return rtn;
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}
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/***************************************************/
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int _ez_mkdir (
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const char *fileName,
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int lineNo,
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const char *funcName,
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const char *pathname,
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mode_t mode
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)
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{
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int rtn= mkdir (pathname, mode);
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if (-1 == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "mkdir(\"%s\", %04x) failed", pathname, (unsigned)mode);
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abort();
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}
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return rtn;
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}
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/***************************************************/
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int _ez_rmdir (
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const char *fileName,
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int lineNo,
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const char *funcName,
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const char *pathname
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)
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{
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int rtn= rmdir (pathname);
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if (-1 == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "rmdir(\"%s\") failed", pathname);
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abort();
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}
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return rtn;
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}
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/***************************************************/
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int _ez_unlink (
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const char *fileName,
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int lineNo,
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const char *funcName,
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const char *pathname
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)
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{
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int rtn= unlink (pathname);
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if (-1 == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "unlink(\"%s\") failed", pathname);
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abort();
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}
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return rtn;
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}
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/***************************************************/
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int _ez_getaddrinfo(
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const char *fileName,
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int lineNo,
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const char *funcName,
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const char *node,
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const char *service,
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const struct addrinfo *hints,
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struct addrinfo **res
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)
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{
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errno= 0;
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int rtn= getaddrinfo (node, service, hints, res);
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switch(rtn) {
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case 0:
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case EAI_AGAIN:
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case EAI_FAIL:
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case EAI_NODATA:
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case EAI_NONAME:
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return rtn;
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case EAI_SYSTEM:
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "getaddrinfo(\"%s:%s\") failed", node, service);
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abort();
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}
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/* _sys_eprintf() will pass errno to gai_sterror */
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errno= rtn;
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_sys_eprintf(gai_strerror, fileName, lineNo, funcName, "getaddrinfo(\"%s:%s\") failed", node, service);
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abort();
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}
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/***************************************************/
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int _ez_getnameinfo(
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const char *fileName,
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int lineNo,
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const char *funcName,
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const struct sockaddr *addr,
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socklen_t addrlen,
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char *host,
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socklen_t hostlen,
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char *serv,
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socklen_t servlen,
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int flags
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)
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{
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errno= 0;
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int rtn= getnameinfo (addr, addrlen, host, hostlen, serv, servlen, flags);
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switch(rtn) {
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case 0:
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case EAI_AGAIN:
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case EAI_FAIL:
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case EAI_NONAME:
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return rtn;
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case EAI_SYSTEM:
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "getnameinfo() failed");
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abort();
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}
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/* _sys_eprintf() will pass errno to gai_sterror */
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errno= rtn;
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_sys_eprintf(gai_strerror, fileName, lineNo, funcName, "getnameinfo() failed", rtn);
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abort();
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}
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