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authorAntonio Juarez <antonio.maria.juarez@live.com>2014-03-03 22:07:58 +0000
committerAntonio Juarez <antonio.maria.juarez@live.com>2014-03-03 22:07:58 +0000
commit296ae46ed8f8f6e5f986f978febad302e3df231a (patch)
tree1629164454a239308f33c9e12afb22e7f3cd8eeb /tests/io.h
parentchanged name (diff)
downloadmonero-296ae46ed8f8f6e5f986f978febad302e3df231a.tar.xz
moved all stuff to github
Diffstat (limited to 'tests/io.h')
-rw-r--r--tests/io.h107
1 files changed, 107 insertions, 0 deletions
diff --git a/tests/io.h b/tests/io.h
new file mode 100644
index 000000000..64f2bae77
--- /dev/null
+++ b/tests/io.h
@@ -0,0 +1,107 @@
+// Copyright (c) 2012-2013 The Cryptonote developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include <cstddef>
+#include <ios>
+#include <iostream>
+#include <type_traits>
+#include <vector>
+
+inline bool hexdecode(const char *from, std::size_t length, void *to) {
+ std::size_t i;
+ for (i = 0; i < length; i++) {
+ int v = 0;
+ if (from[2 * i] >= '0' && from[2 * i] <= '9') {
+ v = from[2 * i] - '0';
+ } else if (from[2 * i] >= 'a' && from[2 * i] <= 'f') {
+ v = from[2 * i] - 'a' + 10;
+ } else {
+ return false;
+ }
+ v <<= 4;
+ if (from[2 * i + 1] >= '0' && from[2 * i + 1] <= '9') {
+ v |= from[2 * i + 1] - '0';
+ } else if (from[2 * i + 1] >= 'a' && from[2 * i + 1] <= 'f') {
+ v |= from[2 * i + 1] - 'a' + 10;
+ } else {
+ return false;
+ }
+ *(reinterpret_cast<unsigned char *>(to) + i) = v;
+ }
+ return true;
+}
+
+inline void get(std::istream &input, bool &res) {
+ std::string sres;
+ input >> sres;
+ if (sres == "false") {
+ res = false;
+ } else if (sres == "true") {
+ res = true;
+ } else {
+ input.setstate(std::ios_base::failbit);
+ }
+}
+
+template<typename T>
+typename std::enable_if<std::is_integral<T>::value, void>::type
+get(std::istream &input, T &res) {
+ input >> res;
+}
+
+inline void getvar(std::istream &input, std::size_t length, void *res) {
+ std::string sres;
+ input >> sres;
+ if (sres.length() != 2 * length || !hexdecode(sres.data(), length, res)) {
+ input.setstate(std::ios_base::failbit);
+ }
+}
+
+template<typename T>
+typename std::enable_if<std::is_standard_layout<T>::value && !std::is_scalar<T>::value, void>::type
+get(std::istream &input, T &res) {
+ getvar(input, sizeof(T), &res);
+}
+
+inline void get(std::istream &input, std::vector<char> &res) {
+ std::string sres;
+ input >> sres;
+ if (sres == "x") {
+ res.clear();
+ } else if (sres.length() % 2 != 0) {
+ input.setstate(std::ios_base::failbit);
+ } else {
+ std::size_t length = sres.length() / 2;
+ res.resize(length);
+ if (!hexdecode(sres.data(), length, res.data())) {
+ input.setstate(std::ios_base::failbit);
+ }
+ }
+}
+
+#if !defined(_MSC_VER)
+
+template<typename T, typename... TT>
+typename std::enable_if<(sizeof...(TT) > 0), void>::type
+get(std::istream &input, T &res, TT &... resres) {
+ get(input, res);
+ get(input, resres...);
+}
+
+#else
+#include <boost/preprocessor/cat.hpp>
+#include <boost/preprocessor/repetition/enum_binary_params.hpp>
+#include <boost/preprocessor/repetition/enum_params.hpp>
+#include <boost/preprocessor/repetition/repeat.hpp>
+#include <boost/preprocessor/repetition/repeat_from_to.hpp>
+
+#define NESTED_GET(z, n, data) get(input, BOOST_PP_CAT(res, n));
+#define GET(z, n, data) \
+template<BOOST_PP_ENUM_PARAMS(n, typename T)> \
+void get(std::istream &input, BOOST_PP_ENUM_BINARY_PARAMS(n, T, &res)) { \
+ BOOST_PP_REPEAT(n, NESTED_GET, ~) \
+}
+BOOST_PP_REPEAT_FROM_TO(2, 5, GET, ~)
+
+#endif