Tipos de recursos
Ejemplos
GnuPG
PHP Manual

# Constantes predefinidas

`GNUPG_SIG_MODE_NORMAL` (integer)
`GNUPG_SIG_MODE_DETACH` (integer)
`GNUPG_SIG_MODE_CLEAR` (integer)
`GNUPG_VALIDITY_UNKNOWN` (integer)
`GNUPG_VALIDITY_UNDEFINED` (integer)
`GNUPG_VALIDITY_NEVER` (integer)
`GNUPG_VALIDITY_MARGINAL` (integer)
`GNUPG_VALIDITY_FULL` (integer)
`GNUPG_VALIDITY_ULTIMATE` (integer)
`GNUPG_PROTOCOL_OpenPGP` (integer)
`GNUPG_PROTOCOL_CMS` (integer)
`GNUPG_SIGSUM_VALID` (integer)
`GNUPG_SIGSUM_GREEN` (integer)
`GNUPG_SIGSUM_RED` (integer)
`GNUPG_SIGSUM_KEY_REVOKED` (integer)
`GNUPG_SIGSUM_KEY_EXPIRED` (integer)
`GNUPG_SIGSUM_KEY_MISSING` (integer)
`GNUPG_SIGSUM_SIG_EXPIRED` (integer)
`GNUPG_SIGSUM_CRL_MISSING` (integer)
`GNUPG_SIGSUM_CRL_TOO_OLD` (integer)
`GNUPG_SIGSUM_BAD_POLICY` (integer)
`GNUPG_SIGSUM_SYS_ERROR` (integer)
`GNUPG_ERROR_WARNING` (integer)
`GNUPG_ERROR_EXCEPTION` (integer)
`GNUPG_ERROR_SILENT` (integer)

Tipos de recursos
Ejemplos
GnuPG
PHP Manual