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fix(base64): coverage

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SEK1RO
2024-09-26 20:05:38 +03:00
parent b0e645679d
commit 8da5ce49ef
3 changed files with 28 additions and 18 deletions
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33
src/base64.cpp
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@ -74,25 +74,22 @@ namespace base64
str[i * 4 + 3] = digits[data[i * 3 + 2] & 0x3F];
}
uint64_t last_idx = data_size / 3 * 4;
if (last_idx + 3 < str_size)
switch (data_size % 3)
{
switch (data_size % 3)
{
case 1:
str[last_idx] = digits[data[data_size - 1] >> 2];
str[last_idx + 1] = digits[data[data_size - 1] << 4 & 0x30];
str[last_idx + 2] = '=';
str[last_idx + 3] = '=';
break;
case 2:
str[last_idx] = digits[data[data_size - 2] >> 2];
str[last_idx + 1] = digits[(data[data_size - 2] << 4 | data[data_size - 1] >> 4) & 0x3F];
str[last_idx + 2] = digits[data[data_size - 1] & 0x0F];
str[last_idx + 3] = '=';
break;
default:
break;
}
case 1:
str[last_idx] = digits[data[data_size - 1] >> 2];
str[last_idx + 1] = digits[data[data_size - 1] << 4 & 0x30];
str[last_idx + 2] = '=';
str[last_idx + 3] = '=';
break;
case 2:
str[last_idx] = digits[data[data_size - 2] >> 2];
str[last_idx + 1] = digits[(data[data_size - 2] << 4 | data[data_size - 1] >> 4) & 0x3F];
str[last_idx + 2] = digits[data[data_size - 1] & 0x0F];
str[last_idx + 3] = '=';
break;
default:
break;
}
}
std::string encode(std::span<const uint8_t> data) noexcept