110 lines
2.4 KiB
C++
110 lines
2.4 KiB
C++
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/* Utility functions that I'm used to from C but for which I couldn't find TTCN-3 implementations
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*
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* (C) 2017 Harald Welte <laforge@gnumonks.org>
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* All rights reserved.
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*
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* Released under the terms of GNU General Public License, Version 2 or
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* (at your option) any later version.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <ctype.h>
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#include <Charstring.hh>
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#include <Octetstring.hh>
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namespace Native__Functions {
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OCTETSTRING f__inet6__addr(const CHARSTRING& in)
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{
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char buf[INET6_ADDRSTRLEN];
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TTCN_Buffer ttcn_buffer(in);
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int ret;
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ret = inet_pton(AF_INET6, (const char *)ttcn_buffer.get_data(), buf);
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if(ret < 1)
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fprintf(stderr, "inet_pton failed: %d %s\n", ret, strerror(errno));
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return OCTETSTRING(16, (const unsigned char *)&buf[0]);
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}
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OCTETSTRING f__inet__addr(const CHARSTRING& in)
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{
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TTCN_Buffer ttcn_buffer(in);
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in_addr_t ia;
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ia = inet_addr((const char *)ttcn_buffer.get_data());
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return OCTETSTRING(4, (const unsigned char *)&ia);
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}
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OCTETSTRING f__inet__haddr(const CHARSTRING& in)
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{
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TTCN_Buffer ttcn_buffer(in);
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in_addr_t ia;
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ia = inet_addr((const char *)ttcn_buffer.get_data());
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ia = ntohl(ia);
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return OCTETSTRING(4, (const unsigned char *)&ia);
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}
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CHARSTRING f__inet__ntoa(const OCTETSTRING& in)
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{
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TTCN_Buffer ttcn_buffer(in);
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const struct in_addr ia = *(const struct in_addr *)ttcn_buffer.get_data();
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const char *str = inet_ntoa(ia);
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return CHARSTRING(str);
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}
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CHARSTRING f__inet__hntoa(const OCTETSTRING& in)
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{
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TTCN_Buffer ttcn_buffer(in);
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struct in_addr ia = *(const in_addr *)ttcn_buffer.get_data();
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ia.s_addr = htonl(ia.s_addr);
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const char *str = inet_ntoa(ia);
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return CHARSTRING(str);
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}
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CHARSTRING f__str__tolower(const CHARSTRING& in)
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{
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TTCN_Buffer ttcn_buffer(in);
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TTCN_Buffer buf_out;
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CHARSTRING out;
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unsigned int i;
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const char *in_str = (const char *)ttcn_buffer.get_data();
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for (i = 0; i < strlen(in_str); i++)
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buf_out.put_c((unsigned char) tolower(in_str[i]));
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buf_out.get_string(out);
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return out;
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}
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CHARSTRING f__str__toupper(const CHARSTRING& in)
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{
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TTCN_Buffer ttcn_buffer(in);
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TTCN_Buffer buf_out;
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CHARSTRING out;
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unsigned int i;
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const char *in_str = (const char *)ttcn_buffer.get_data();
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for (i = 0; i < strlen(in_str); i++)
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buf_out.put_c((unsigned char) toupper(in_str[i]));
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buf_out.get_string(out);
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return out;
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}
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} // namespace
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