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authorKlaus Aehlig <klaus.aehlig@huawei.com>2022-02-22 17:03:21 +0100
committerKlaus Aehlig <klaus.aehlig@huawei.com>2022-02-22 17:03:21 +0100
commit619def44c1cca9f3cdf63544d5f24f2c7a7d9b77 (patch)
tree01868de723cb82c86842f33743fa7b14e24c1fa3 /src/utils/cpp/hex_string.hpp
downloadjustbuild-619def44c1cca9f3cdf63544d5f24f2c7a7d9b77.tar.gz
Initial self-hosting commit
This is the initial version of our tool that is able to build itself. In can be bootstrapped by ./bin/bootstrap.py Co-authored-by: Oliver Reiche <oliver.reiche@huawei.com> Co-authored-by: Victor Moreno <victor.moreno1@huawei.com>
Diffstat (limited to 'src/utils/cpp/hex_string.hpp')
-rw-r--r--src/utils/cpp/hex_string.hpp19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/utils/cpp/hex_string.hpp b/src/utils/cpp/hex_string.hpp
new file mode 100644
index 00000000..86ea1b9e
--- /dev/null
+++ b/src/utils/cpp/hex_string.hpp
@@ -0,0 +1,19 @@
+#ifndef INCLUDED_SRC_UTILS_CPP_HEX_STRING_HPP
+#define INCLUDED_SRC_UTILS_CPP_HEX_STRING_HPP
+
+#include <iomanip>
+#include <sstream>
+#include <string>
+
+[[nodiscard]] static inline auto ToHexString(std::string const& bytes)
+ -> std::string {
+ std::ostringstream ss{};
+ ss << std::hex << std::setfill('0');
+ for (auto const& b : bytes) {
+ ss << std::setw(2)
+ << static_cast<int>(static_cast<unsigned char const>(b));
+ }
+ return ss.str();
+}
+
+#endif // INCLUDED_SRC_UTILS_CPP_HEX_STRING_HPP