Hostkey hash. If type has GIT_CERT_SSH_MD5 set, this will have the MD5 hash of the hostkey.
Hostkey hash. If type has GIT_CERT_SSH_SHA1 set, this will have the SHA-1 hash of the hostkey.
Hostkey hash. If type has GIT_CERT_SSH_SHA256 set, this will have the SHA-256 hash of the hostkey.
Pointer to the raw hostkey. If type has GIT_CERT_SSH_RAW set, this will have the raw contents of the hostkey.
Raw hostkey length. If type has GIT_CERT_SSH_RAW set, this will have the length of the raw contents of the hostkey.
The parent cert
Raw hostkey type. If type has GIT_CERT_SSH_RAW set, this will have the type of the raw hostkey.
A bitmask containing the available fields.
Hostkey information taken from libssh2