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-rw-r--r--contrib/epee/include/hex.h17
-rw-r--r--contrib/epee/include/storages/parserse_base_utils.h2
-rw-r--r--contrib/epee/include/string_tools.h34
-rw-r--r--contrib/epee/src/hex.cpp41
-rw-r--r--src/rpc/rpc_args.cpp4
-rw-r--r--src/wallet/wallet2.cpp2
-rw-r--r--tests/unit_tests/epee_utils.cpp46
7 files changed, 104 insertions, 42 deletions
diff --git a/contrib/epee/include/hex.h b/contrib/epee/include/hex.h
index 4e8f90786..8443cb92f 100644
--- a/contrib/epee/include/hex.h
+++ b/contrib/epee/include/hex.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2019, The Monero Project
+// Copyright (c) 2017-2020, The Monero Project
//
// All rights reserved.
//
@@ -80,9 +80,20 @@ namespace epee
static void buffer_unchecked(char* out, const span<const std::uint8_t> src) noexcept;
};
+ //! Convert hex in UTF8 encoding to binary
struct from_hex
{
- //! \return An std::vector of unsigned integers from the `src`
- static std::vector<uint8_t> vector(boost::string_ref src);
+ static bool to_string(std::string& out, boost::string_ref src);
+
+ static bool to_buffer(span<std::uint8_t> out, boost::string_ref src) noexcept;
+
+ private:
+ static bool to_buffer_unchecked(std::uint8_t* out, boost::string_ref src) noexcept;
+ };
+
+ //! Convert hex in current C locale encoding to binary
+ struct from_hex_locale
+ {
+ static std::vector<uint8_t> to_vector(boost::string_ref src);
};
}
diff --git a/contrib/epee/include/storages/parserse_base_utils.h b/contrib/epee/include/storages/parserse_base_utils.h
index 8a498130c..2256f6b83 100644
--- a/contrib/epee/include/storages/parserse_base_utils.h
+++ b/contrib/epee/include/storages/parserse_base_utils.h
@@ -31,6 +31,8 @@
#include <algorithm>
#include <boost/utility/string_ref.hpp>
+#include "misc_log_ex.h"
+
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "serialization"
diff --git a/contrib/epee/include/string_tools.h b/contrib/epee/include/string_tools.h
index f9581a4e4..2d9317d60 100644
--- a/contrib/epee/include/string_tools.h
+++ b/contrib/epee/include/string_tools.h
@@ -70,34 +70,9 @@ namespace string_tools
return to_hex::string(to_byte_span(to_span(src)));
}
//----------------------------------------------------------------------------
- inline bool parse_hexstr_to_binbuff(const boost::string_ref s, epee::span<char> res)
- {
- if (s.size() != res.size() * 2)
- return false;
-
- unsigned char *dst = (unsigned char *)&res[0];
- const unsigned char *src = (const unsigned char *)s.data();
- for(size_t i = 0; i < s.size(); i += 2)
- {
- int tmp = *src++;
- tmp = epee::misc_utils::parse::isx[tmp];
- if (tmp == 0xff) return false;
- int t2 = *src++;
- t2 = epee::misc_utils::parse::isx[t2];
- if (t2 == 0xff) return false;
- *dst++ = (tmp << 4) | t2;
- }
-
- return true;
- }
- //----------------------------------------------------------------------------
inline bool parse_hexstr_to_binbuff(const boost::string_ref s, std::string& res)
{
- if (s.size() & 1)
- return false;
- res.resize(s.size() / 2);
- epee::span<char> rspan((char*)&res[0], res.size());
- return parse_hexstr_to_binbuff(epee::to_span(s), rspan);
+ return from_hex::to_string(res, s);
}
//----------------------------------------------------------------------------
PUSH_WARNINGS
@@ -306,11 +281,8 @@ POP_WARNINGS
template<class t_pod_type>
bool hex_to_pod(const boost::string_ref hex_str, t_pod_type& s)
{
- static_assert(std::is_pod<t_pod_type>::value, "expected pod type");
- if(sizeof(s)*2 != hex_str.size())
- return false;
- epee::span<char> rspan((char*)&s, sizeof(s));
- return parse_hexstr_to_binbuff(epee::to_span(hex_str), rspan);
+ static_assert(std::is_standard_layout<t_pod_type>(), "expected standard layout type");
+ return from_hex::to_buffer(as_mut_byte_span(s), hex_str);
}
//----------------------------------------------------------------------------
template<class t_pod_type>
diff --git a/contrib/epee/src/hex.cpp b/contrib/epee/src/hex.cpp
index 558983f7e..b25ce5421 100644
--- a/contrib/epee/src/hex.cpp
+++ b/contrib/epee/src/hex.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2019, The Monero Project
+// Copyright (c) 2017-2020, The Monero Project
//
// All rights reserved.
//
@@ -33,6 +33,8 @@
#include <ostream>
#include <stdexcept>
+#include "storages/parserse_base_utils.h"
+
namespace epee
{
namespace
@@ -84,7 +86,42 @@ namespace epee
return write_hex(out, src);
}
- std::vector<uint8_t> from_hex::vector(boost::string_ref src)
+
+ bool from_hex::to_string(std::string& out, const boost::string_ref src)
+ {
+ out.resize(src.size() / 2);
+ return to_buffer_unchecked(reinterpret_cast<std::uint8_t*>(&out[0]), src);
+ }
+
+ bool from_hex::to_buffer(span<std::uint8_t> out, const boost::string_ref src) noexcept
+ {
+ if (src.size() / 2 != out.size())
+ return false;
+ return to_buffer_unchecked(out.data(), src);
+ }
+
+ bool from_hex::to_buffer_unchecked(std::uint8_t* dst, const boost::string_ref s) noexcept
+ {
+ if (s.size() % 2 != 0)
+ return false;
+
+ const unsigned char *src = (const unsigned char *)s.data();
+ for(size_t i = 0; i < s.size(); i += 2)
+ {
+ int tmp = *src++;
+ tmp = epee::misc_utils::parse::isx[tmp];
+ if (tmp == 0xff) return false;
+ int t2 = *src++;
+ t2 = epee::misc_utils::parse::isx[t2];
+ if (t2 == 0xff) return false;
+ *dst++ = (tmp << 4) | t2;
+ }
+
+ return true;
+ }
+
+
+ std::vector<uint8_t> from_hex_locale::to_vector(const boost::string_ref src)
{
// should we include a specific character
auto include = [](char input) {
diff --git a/src/rpc/rpc_args.cpp b/src/rpc/rpc_args.cpp
index dcb804d3e..9153e76ea 100644
--- a/src/rpc/rpc_args.cpp
+++ b/src/rpc/rpc_args.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2019, The Monero Project
+// Copyright (c) 2014-2020, The Monero Project
//
// All rights reserved.
//
@@ -51,7 +51,7 @@ namespace cryptonote
const std::vector<std::string> ssl_allowed_fingerprints = command_line::get_arg(vm, arg.rpc_ssl_allowed_fingerprints);
std::vector<std::vector<uint8_t>> allowed_fingerprints{ ssl_allowed_fingerprints.size() };
- std::transform(ssl_allowed_fingerprints.begin(), ssl_allowed_fingerprints.end(), allowed_fingerprints.begin(), epee::from_hex::vector);
+ std::transform(ssl_allowed_fingerprints.begin(), ssl_allowed_fingerprints.end(), allowed_fingerprints.begin(), epee::from_hex_locale::to_vector);
for (const auto &fpr: allowed_fingerprints)
{
if (fpr.size() != SSL_FINGERPRINT_SIZE)
diff --git a/src/wallet/wallet2.cpp b/src/wallet/wallet2.cpp
index 7ee32a436..6008dc210 100644
--- a/src/wallet/wallet2.cpp
+++ b/src/wallet/wallet2.cpp
@@ -357,7 +357,7 @@ std::unique_ptr<tools::wallet2> make_basic(const boost::program_options::variabl
else if (!daemon_ssl_ca_file.empty() || !daemon_ssl_allowed_fingerprints.empty())
{
std::vector<std::vector<uint8_t>> ssl_allowed_fingerprints{ daemon_ssl_allowed_fingerprints.size() };
- std::transform(daemon_ssl_allowed_fingerprints.begin(), daemon_ssl_allowed_fingerprints.end(), ssl_allowed_fingerprints.begin(), epee::from_hex::vector);
+ std::transform(daemon_ssl_allowed_fingerprints.begin(), daemon_ssl_allowed_fingerprints.end(), ssl_allowed_fingerprints.begin(), epee::from_hex_locale::to_vector);
for (const auto &fpr: ssl_allowed_fingerprints)
{
THROW_WALLET_EXCEPTION_IF(fpr.size() != SSL_FINGERPRINT_SIZE, tools::error::wallet_internal_error,
diff --git a/tests/unit_tests/epee_utils.cpp b/tests/unit_tests/epee_utils.cpp
index ee44ea2d5..055fc8d46 100644
--- a/tests/unit_tests/epee_utils.cpp
+++ b/tests/unit_tests/epee_utils.cpp
@@ -823,14 +823,14 @@ TEST(ToHex, String)
}
-TEST(FromHex, String)
+TEST(HexLocale, String)
{
// the source data to encode and decode
std::vector<uint8_t> source{{ 0x00, 0xFF, 0x0F, 0xF0 }};
// encode and decode the data
auto hex = epee::to_hex::string({ source.data(), source.size() });
- auto decoded = epee::from_hex::vector(hex);
+ auto decoded = epee::from_hex_locale::to_vector(hex);
// encoded should be twice the size and should decode to the exact same data
EXPECT_EQ(source.size() * 2, hex.size());
@@ -839,7 +839,7 @@ TEST(FromHex, String)
// we will now create a padded hex string, we want to explicitly allow
// decoding it this way also, ignoring spaces and colons between the numbers
hex.assign("00:ff 0f:f0");
- EXPECT_EQ(source, epee::from_hex::vector(hex));
+ EXPECT_EQ(source, epee::from_hex_locale::to_vector(hex));
}
TEST(ToHex, Array)
@@ -901,6 +901,46 @@ TEST(ToHex, Formatted)
EXPECT_EQ(expected, out.str());
}
+TEST(FromHex, ToString)
+{
+ static constexpr const char hex[] = u8"deadbeeffY";
+ static constexpr const char binary[] = {
+ char(0xde), char(0xad), char(0xbe), char(0xef), 0x00
+ };
+
+ std::string out{};
+ EXPECT_FALSE(epee::from_hex::to_string(out, hex));
+
+ boost::string_ref portion{hex};
+ portion.remove_suffix(1);
+ EXPECT_FALSE(epee::from_hex::to_string(out, portion));
+
+ portion.remove_suffix(1);
+ EXPECT_TRUE(epee::from_hex::to_string(out, portion));
+ EXPECT_EQ(std::string{binary}, out);
+}
+
+TEST(FromHex, ToBuffer)
+{
+ static constexpr const char hex[] = u8"deadbeeffY";
+ static constexpr const std::uint8_t binary[] = {0xde, 0xad, 0xbe, 0xef};
+
+ std::vector<std::uint8_t> out{};
+ out.resize(sizeof(binary));
+ EXPECT_FALSE(epee::from_hex::to_buffer(epee::to_mut_span(out), hex));
+
+ boost::string_ref portion{hex};
+ portion.remove_suffix(1);
+ EXPECT_FALSE(epee::from_hex::to_buffer(epee::to_mut_span(out), portion));
+
+ portion.remove_suffix(1);
+ EXPECT_FALSE(epee::from_hex::to_buffer({out.data(), out.size() - 1}, portion));
+
+ EXPECT_TRUE(epee::from_hex::to_buffer(epee::to_mut_span(out), portion));
+ const std::vector<std::uint8_t> expected{std::begin(binary), std::end(binary)};
+ EXPECT_EQ(expected, out);
+}
+
TEST(StringTools, BuffToHex)
{
const std::vector<unsigned char> all_bytes = get_all_bytes();
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-19 00:41:30 +0000