mirror of
https://codeberg.org/scip/pcp.git
synced 2025-12-17 12:00:56 +01:00
146 lines
3.2 KiB
C
146 lines
3.2 KiB
C
/*
|
|
This file is part of Pretty Curved Privacy (pcp1).
|
|
|
|
Copyright (C) 2013 T.Linden.
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program 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 General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
You can contact me by mail: <tlinden AT cpan DOT org>.
|
|
*/
|
|
|
|
|
|
#ifndef _HAVE_PCP_PLATFORM_H
|
|
#define _HAVE_PCP_PLATFORM_H
|
|
|
|
#include "config.h"
|
|
|
|
#ifdef HAVE_ENDIAN_H
|
|
# include <endian.h>
|
|
#else /* no endian.h */
|
|
# ifdef HAVE_SYS_ENDIAN_H
|
|
# include <sys/types.h>
|
|
# include <sys/endian.h>
|
|
# ifndef HAVE_BE32TOH
|
|
# /* openbsd, use aliases */
|
|
# define be32toh betoh32
|
|
# define be64toh betoh64
|
|
# endif
|
|
# else /* no sys/endian.h */
|
|
# ifdef __CPU_IS_BIG_ENDIAN
|
|
# define be32toh(x) (x)
|
|
# define htobe32(x) (x)
|
|
# define be64toh(x) (x)
|
|
# define htobe64(x) (x)
|
|
# else
|
|
# ifdef HAVE_ARPA_INET_H
|
|
# include <arpa/inet.h>
|
|
# else
|
|
# ifdef HAVE_NETINET_IN_H
|
|
# include <netinet/in.h>
|
|
# else
|
|
# error Need either netinet/in.h or arpa/inet.h for ntohl() and htonl()
|
|
# endif
|
|
# endif
|
|
# define be32toh(x) ((u_int32_t)ntohl((u_int32_t)(x)))
|
|
# define htobe32(x) ((u_int32_t)htonl((u_int32_t)(x)))
|
|
# define be64toh(x) ((u_int64_t)ntohl((u_int64_t)(x)))
|
|
# define htobe64(x) ((u_int64_t)htonl((u_int64_t)(x)))
|
|
# endif
|
|
# endif /* HAVE_SYS_ENDIAN_H */
|
|
#endif /* HAVE_ENDIAN_H */
|
|
|
|
|
|
#ifndef HAVE_ARC4RANDOM_BUF
|
|
/* shitty OS. we're using libsodium's implementation */
|
|
|
|
#include <sodium.h>
|
|
|
|
static inline u_int32_t arc4random() {
|
|
return randombytes_random();
|
|
}
|
|
|
|
static inline void arc4random_buf(void *buf, size_t nbytes) {
|
|
randombytes((unsigned char*)buf, nbytes);
|
|
}
|
|
|
|
|
|
#endif
|
|
|
|
|
|
#ifndef HAVE_ERR_H
|
|
|
|
#include <errno.h>
|
|
#include <string.h>
|
|
#include <stdarg.h>
|
|
#include <stdio.h>
|
|
|
|
static inline void err(int eval, const char *fmt, ...) {
|
|
va_list ap;
|
|
va_start(ap, fmt);
|
|
fprintf(stderr, "pcp1");
|
|
if (fmt != NULL) {
|
|
fprintf(stderr, ": ");
|
|
vfprintf(stderr, fmt, ap);
|
|
}
|
|
fprintf(stderr, ": %s\n", strerror(errno));
|
|
va_end(ap);
|
|
}
|
|
|
|
#else
|
|
|
|
#include <errno.h>
|
|
#include <err.h>
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#ifndef HAVE_VASPRINTF
|
|
|
|
#include <stdarg.h>
|
|
static inline
|
|
int vasprintf(char **ret, const char *format, va_list args) {
|
|
va_list copy;
|
|
va_copy(copy, args);
|
|
|
|
*ret = 0;
|
|
|
|
int count = vsnprintf(NULL, 0, format, args);
|
|
if (count >= 0) {
|
|
char* buffer = (char *)malloc(count + 1);
|
|
if (buffer != NULL) {
|
|
count = vsnprintf(buffer, count + 1, format, copy);
|
|
if (count < 0)
|
|
free(buffer);
|
|
else
|
|
*ret = buffer;
|
|
}
|
|
}
|
|
va_end(copy); /* Each va_start() or va_copy() needs a va_end() */
|
|
|
|
return count;
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
#ifdef _AIX_SOURCE
|
|
#define _LINUX_SOURCE_COMPAT
|
|
#endif
|
|
|
|
|
|
|
|
#endif /* !_HAVE_PCP_PLATFORM_H */
|
|
|