int zpm_package_hash(struct zpm *zpm, char *pkgid, char *hash);
int zpm_package_sethash(struct zpm *zpm, char *pkgid, char *hash);
int zpm_package_hash(struct zpm *zpm, char *pkgid, char *hash);
int zpm_package_sethash(struct zpm *zpm, char *pkgid, char *hash);