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authorthegeorg <thegeorg@yandex-team.com>2022-07-16 19:44:37 +0300
committerthegeorg <thegeorg@yandex-team.com>2022-07-16 19:44:37 +0300
commit78785eee45c58b98adc859e9286991ec9d1382af (patch)
tree835e98bcbd1f81fc242bb615b8bc0e1276274e4f /contrib/libs/jwt-cpp/base.h
parent7537371746d95bc04135888d09ac2068233932ea (diff)
downloadydb-78785eee45c58b98adc859e9286991ec9d1382af.tar.gz
Sync contrib/libs/jwt-cpp layout with upstream
Diffstat (limited to 'contrib/libs/jwt-cpp/base.h')
-rw-r--r--contrib/libs/jwt-cpp/base.h210
1 files changed, 0 insertions, 210 deletions
diff --git a/contrib/libs/jwt-cpp/base.h b/contrib/libs/jwt-cpp/base.h
deleted file mode 100644
index 375e0eb08f3..00000000000
--- a/contrib/libs/jwt-cpp/base.h
+++ /dev/null
@@ -1,210 +0,0 @@
-#pragma once
-#include <string>
-#include <array>
-
-#ifdef __has_cpp_attribute
-#if __has_cpp_attribute(fallthrough)
-#define JWT_FALLTHROUGH [[fallthrough]]
-#endif
-#endif
-
-#ifndef JWT_FALLTHROUGH
-#define JWT_FALLTHROUGH
-#endif
-
-namespace jwt {
- namespace alphabet {
- struct base64 {
- static const std::array<char, 64>& data() {
- static std::array<char, 64> data = {
- {'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P',
- 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f',
- 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v',
- 'w', 'x', 'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '+', '/'}};
- return data;
- };
- static const std::string& fill() {
- static std::string fill = "=";
- return fill;
- }
- };
- struct base64url {
- static const std::array<char, 64>& data() {
- static std::array<char, 64> data = {
- {'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P',
- 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f',
- 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v',
- 'w', 'x', 'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '-', '_'}};
- return data;
- };
- static const std::string& fill() {
- static std::string fill = "%3d";
- return fill;
- }
- };
- }
-
- class base {
- public:
- template<typename T>
- static std::string encode(const std::string& bin) {
- return encode(bin, T::data(), T::fill());
- }
- template<typename T>
- static std::string decode(const std::string& base) {
- return decode(base, T::data(), T::fill());
- }
- template<typename T>
- static std::string pad(const std::string& base) {
- return pad(base, T::fill());
- }
- template<typename T>
- static std::string trim(const std::string& base) {
- return trim(base, T::fill());
- }
-
- private:
- static std::string encode(const std::string& bin, const std::array<char, 64>& alphabet, const std::string& fill) {
- size_t size = bin.size();
- std::string res;
-
- // clear incomplete bytes
- size_t fast_size = size - size % 3;
- for (size_t i = 0; i < fast_size;) {
- uint32_t octet_a = (unsigned char)bin[i++];
- uint32_t octet_b = (unsigned char)bin[i++];
- uint32_t octet_c = (unsigned char)bin[i++];
-
- uint32_t triple = (octet_a << 0x10) + (octet_b << 0x08) + octet_c;
-
- res += alphabet[(triple >> 3 * 6) & 0x3F];
- res += alphabet[(triple >> 2 * 6) & 0x3F];
- res += alphabet[(triple >> 1 * 6) & 0x3F];
- res += alphabet[(triple >> 0 * 6) & 0x3F];
- }
-
- if (fast_size == size)
- return res;
-
- size_t mod = size % 3;
-
- uint32_t octet_a = fast_size < size ? (unsigned char)bin[fast_size++] : 0;
- uint32_t octet_b = fast_size < size ? (unsigned char)bin[fast_size++] : 0;
- uint32_t octet_c = fast_size < size ? (unsigned char)bin[fast_size++] : 0;
-
- uint32_t triple = (octet_a << 0x10) + (octet_b << 0x08) + octet_c;
-
- switch (mod) {
- case 1:
- res += alphabet[(triple >> 3 * 6) & 0x3F];
- res += alphabet[(triple >> 2 * 6) & 0x3F];
- res += fill;
- res += fill;
- break;
- case 2:
- res += alphabet[(triple >> 3 * 6) & 0x3F];
- res += alphabet[(triple >> 2 * 6) & 0x3F];
- res += alphabet[(triple >> 1 * 6) & 0x3F];
- res += fill;
- break;
- default:
- break;
- }
-
- return res;
- }
-
- static std::string decode(const std::string& base, const std::array<char, 64>& alphabet, const std::string& fill) {
- size_t size = base.size();
-
- size_t fill_cnt = 0;
- while (size > fill.size()) {
- if (base.substr(size - fill.size(), fill.size()) == fill) {
- fill_cnt++;
- size -= fill.size();
- if(fill_cnt > 2)
- throw std::runtime_error("Invalid input");
- }
- else break;
- }
-
- if ((size + fill_cnt) % 4 != 0)
- throw std::runtime_error("Invalid input");
-
- size_t out_size = size / 4 * 3;
- std::string res;
- res.reserve(out_size);
-
- auto get_sextet = [&](size_t offset) {
- for (size_t i = 0; i < alphabet.size(); i++) {
- if (alphabet[i] == base[offset])
- return static_cast<uint32_t>(i);
- }
- throw std::runtime_error("Invalid input");
- };
-
-
- size_t fast_size = size - size % 4;
- for (size_t i = 0; i < fast_size;) {
- uint32_t sextet_a = get_sextet(i++);
- uint32_t sextet_b = get_sextet(i++);
- uint32_t sextet_c = get_sextet(i++);
- uint32_t sextet_d = get_sextet(i++);
-
- uint32_t triple = (sextet_a << 3 * 6)
- + (sextet_b << 2 * 6)
- + (sextet_c << 1 * 6)
- + (sextet_d << 0 * 6);
-
- res += (triple >> 2 * 8) & 0xFF;
- res += (triple >> 1 * 8) & 0xFF;
- res += (triple >> 0 * 8) & 0xFF;
- }
-
- if (fill_cnt == 0)
- return res;
-
- uint32_t triple = (get_sextet(fast_size) << 3 * 6)
- + (get_sextet(fast_size + 1) << 2 * 6);
-
- switch (fill_cnt) {
- case 1:
- triple |= (get_sextet(fast_size + 2) << 1 * 6);
- res += (triple >> 2 * 8) & 0xFF;
- res += (triple >> 1 * 8) & 0xFF;
- break;
- case 2:
- res += (triple >> 2 * 8) & 0xFF;
- break;
- default:
- break;
- }
-
- return res;
- }
-
- static std::string pad(const std::string& base, const std::string& fill) {
- std::string padding;
- switch (base.size() % 4) {
- case 1:
- padding += fill;
- JWT_FALLTHROUGH;
- case 2:
- padding += fill;
- JWT_FALLTHROUGH;
- case 3:
- padding += fill;
- JWT_FALLTHROUGH;
- default:
- break;
- }
-
- return base + padding;
- }
-
- static std::string trim(const std::string& base, const std::string& fill) {
- auto pos = base.find(fill);
- return base.substr(0, pos);
- }
- };
-}