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author | bnagaev <bnagaev@yandex-team.ru> | 2022-02-10 16:47:04 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:47:04 +0300 |
commit | c74559fb88da8adac0d9186cfa55a6b13c47695f (patch) | |
tree | b83306b6e37edeea782e9eed673d89286c4fef35 /contrib/libs/yaml-cpp/src/binary.cpp | |
parent | d6449ba66291ff0c0d352c82e6eb3efb4c8a7e8d (diff) | |
download | ydb-c74559fb88da8adac0d9186cfa55a6b13c47695f.tar.gz |
Restoring authorship annotation for <bnagaev@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/libs/yaml-cpp/src/binary.cpp')
-rw-r--r-- | contrib/libs/yaml-cpp/src/binary.cpp | 186 |
1 files changed, 93 insertions, 93 deletions
diff --git a/contrib/libs/yaml-cpp/src/binary.cpp b/contrib/libs/yaml-cpp/src/binary.cpp index a01abcb7858..a7e51301b82 100644 --- a/contrib/libs/yaml-cpp/src/binary.cpp +++ b/contrib/libs/yaml-cpp/src/binary.cpp @@ -1,93 +1,93 @@ -#include "yaml-cpp/binary.h" - -namespace YAML { -static const char encoding[] = - "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; - -std::string EncodeBase64(const unsigned char *data, std::size_t size) { - const char PAD = '='; - - std::string ret; - ret.resize(4 * size / 3 + 3); - char *out = &ret[0]; - - std::size_t chunks = size / 3; - std::size_t remainder = size % 3; - - for (std::size_t i = 0; i < chunks; i++, data += 3) { - *out++ = encoding[data[0] >> 2]; - *out++ = encoding[((data[0] & 0x3) << 4) | (data[1] >> 4)]; - *out++ = encoding[((data[1] & 0xf) << 2) | (data[2] >> 6)]; - *out++ = encoding[data[2] & 0x3f]; - } - - switch (remainder) { - case 0: - break; - case 1: - *out++ = encoding[data[0] >> 2]; - *out++ = encoding[((data[0] & 0x3) << 4)]; - *out++ = PAD; - *out++ = PAD; - break; - case 2: - *out++ = encoding[data[0] >> 2]; - *out++ = encoding[((data[0] & 0x3) << 4) | (data[1] >> 4)]; - *out++ = encoding[((data[1] & 0xf) << 2)]; - *out++ = PAD; - break; - } - - ret.resize(out - &ret[0]); - return ret; -} - -static const unsigned char decoding[] = { - 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, - 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, - 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 62, 255, - 255, 255, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 255, 255, - 255, 0, 255, 255, 255, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, - 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, - 25, 255, 255, 255, 255, 255, 255, 26, 27, 28, 29, 30, 31, 32, 33, - 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, - 49, 50, 51, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, - 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, - 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, - 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, - 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, - 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, - 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, - 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, - 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, - 255, -}; - -std::vector<unsigned char> DecodeBase64(const std::string &input) { - typedef std::vector<unsigned char> ret_type; - if (input.empty()) - return ret_type(); - - ret_type ret(3 * input.size() / 4 + 1); - unsigned char *out = &ret[0]; - - unsigned value = 0; - for (std::size_t i = 0; i < input.size(); i++) { - unsigned char d = decoding[static_cast<unsigned>(input[i])]; - if (d == 255) - return ret_type(); - - value = (value << 6) | d; - if (i % 4 == 3) { - *out++ = value >> 16; - if (i > 0 && input[i - 1] != '=') - *out++ = value >> 8; - if (input[i] != '=') - *out++ = value; - } - } - - ret.resize(out - &ret[0]); - return ret; -} -} +#include "yaml-cpp/binary.h" + +namespace YAML { +static const char encoding[] = + "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; + +std::string EncodeBase64(const unsigned char *data, std::size_t size) { + const char PAD = '='; + + std::string ret; + ret.resize(4 * size / 3 + 3); + char *out = &ret[0]; + + std::size_t chunks = size / 3; + std::size_t remainder = size % 3; + + for (std::size_t i = 0; i < chunks; i++, data += 3) { + *out++ = encoding[data[0] >> 2]; + *out++ = encoding[((data[0] & 0x3) << 4) | (data[1] >> 4)]; + *out++ = encoding[((data[1] & 0xf) << 2) | (data[2] >> 6)]; + *out++ = encoding[data[2] & 0x3f]; + } + + switch (remainder) { + case 0: + break; + case 1: + *out++ = encoding[data[0] >> 2]; + *out++ = encoding[((data[0] & 0x3) << 4)]; + *out++ = PAD; + *out++ = PAD; + break; + case 2: + *out++ = encoding[data[0] >> 2]; + *out++ = encoding[((data[0] & 0x3) << 4) | (data[1] >> 4)]; + *out++ = encoding[((data[1] & 0xf) << 2)]; + *out++ = PAD; + break; + } + + ret.resize(out - &ret[0]); + return ret; +} + +static const unsigned char decoding[] = { + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 62, 255, + 255, 255, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 255, 255, + 255, 0, 255, 255, 255, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, + 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, + 25, 255, 255, 255, 255, 255, 255, 26, 27, 28, 29, 30, 31, 32, 33, + 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, + 49, 50, 51, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, +}; + +std::vector<unsigned char> DecodeBase64(const std::string &input) { + typedef std::vector<unsigned char> ret_type; + if (input.empty()) + return ret_type(); + + ret_type ret(3 * input.size() / 4 + 1); + unsigned char *out = &ret[0]; + + unsigned value = 0; + for (std::size_t i = 0; i < input.size(); i++) { + unsigned char d = decoding[static_cast<unsigned>(input[i])]; + if (d == 255) + return ret_type(); + + value = (value << 6) | d; + if (i % 4 == 3) { + *out++ = value >> 16; + if (i > 0 && input[i - 1] != '=') + *out++ = value >> 8; + if (input[i] != '=') + *out++ = value; + } + } + + ret.resize(out - &ret[0]); + return ret; +} +} |