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function to get the sha256 string

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This commit is contained in:
Antonin Portelli
2018-10-08 19:00:50 +01:00
parent fe6a372f75
commit 936eaac8e1
2 changed files with 16 additions and 6 deletions
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16
Grid/util/Sha.h
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@ -38,7 +38,21 @@ public:
{
return ::crc32(0L,(unsigned char *)data,bytes);
}
static inline std::vector<unsigned char> sha256(void *data,size_t bytes)
template <typename T>
static inline std::string sha256_string(const std::vector<T> &hash)
{
std::stringstream sha;
std::string s;
for(unsigned int i = 0; i < hash.size(); i++)
{
sha << std::hex << static_cast<unsigned int>(hash[i]);
}
s = sha.str();
return s;
}
static inline std::vector<unsigned char> sha256(const void *data,size_t bytes)
{
std::vector<unsigned char> hash(SHA256_DIGEST_LENGTH);
SHA256_CTX sha256;