libexplain  1.4.D001
libexplain/readv.h
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00001 /*
00002  * libexplain - Explain errno values returned by libc functions
00003  * Copyright (C) 2009, 2013 Peter Miller
00004  *
00005  * This program is free software; you can redistribute it and/or modify it
00006  * under the terms of the GNU Lesser General Public License as published by
00007  * the Free Software Foundation; either version 3 of the License, or (at
00008  * your option) any later version.
00009  *
00010  * This program is distributed in the hope that it will be useful,but
00011  * WITHOUT ANY WARRANTY; without even the implied warranty
00012  * ofMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNULesser
00013  * General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU Lesser General Public License
00016  * along with this program. If not, see <http://www.gnu.org/licenses/>.
00017  */
00018 
00019 #ifndef LIBEXPLAIN_READV_H
00020 #define LIBEXPLAIN_READV_H
00021 
00030 #include <libexplain/gcc_attributes.h>
00031 #include <libexplain/large_file_support.h>
00032 
00033 #include <sys/uio.h>
00034 
00035 #ifdef __cplusplus
00036 extern "C" {
00037 #endif
00038 struct iovec; /* forward */
00039 
00067 ssize_t explain_readv_or_die(int fildes, const struct iovec *data,
00068     int data_size)
00069                                                   LIBEXPLAIN_WARN_UNUSED_RESULT;
00070 
00100 ssize_t explain_readv_on_error(int fildes, const struct iovec *data, int
00101     data_size)
00102                                                   LIBEXPLAIN_WARN_UNUSED_RESULT;
00103 
00148 const char *explain_readv(int fildes, const struct iovec *data, int data_size)
00149                                                   LIBEXPLAIN_WARN_UNUSED_RESULT;
00150 
00201 const char *explain_errno_readv(int errnum, int fildes, const struct iovec
00202     *data, int data_size)
00203                                                   LIBEXPLAIN_WARN_UNUSED_RESULT;
00204 
00249 void explain_message_readv(char *message, int message_size, int fildes, const
00250     struct iovec *data, int data_size);
00251 
00300 void explain_message_errno_readv(char *message, int message_size, int errnum,
00301     int fildes, const struct iovec *data, int data_size);
00302 
00303 #ifdef __cplusplus
00304 }
00305 #endif
00306 
00307 /* vim: set ts=8 sw=4 et : */
00308 #endif /* LIBEXPLAIN_READV_H */