_pkinit_cred_info
id_cryptoctx->creds[i] = malloc(sizeof(struct _pkinit_cred_info));
id_cryptoctx->creds[0] = malloc(sizeof(struct _pkinit_cred_info));
id_cryptoctx->creds[cindex] = malloc(sizeof(struct _pkinit_cred_info));
struct _pkinit_cred_info *cred)
typedef struct _pkinit_cred_info * pkinit_cred_info;