The newly created credential object.
The resource for which we are demanding a credential.
The username that was embedded in a "user\@host" remote url, or null if not included.
A bitmask stating which credential types are OK to return.
The payload provided when specifying this callback. (This is interpreted as a git_credential_userpass_payload*.)
0 or an error code.
Stock callback usable as a git_credential_acquire_cb. This calls git_cred_userpass_plaintext_new unless the protocol has not specified git_credential_t.GIT_CREDENTIAL_USERPASS_PLAINTEXT as an allowed type.