GnuPG（隐私保护）

• gnupg_adddecryptkey()
• Addakeyfordecryption

• gnupg_addencryptkey()
• Addakeyforencryption

• gnupg_addsignkey()
• Addakeyforsigning

• gnupg_cleardecryptkeys()
• Removesallkeyswhichweresetfordecryptionbefore

• gnupg_clearencryptkeys()
• Removesallkeyswhichweresetforencryptionbefore

• gnupg_clearsignkeys()
• Removesallkeyswhichweresetforsigningbefore

• gnupg_decrypt()
• Decryptsagiventext

• gnupg_decryptverify()
• Decryptsandverifiesagiventext

• gnupg_encrypt()
• Encryptsagiventext

• gnupg_encryptsign()
• Encryptsandsignsagiventext

• gnupg_export()
• Exportsakey

• gnupg_getprotocol()
• Returnsthecurrentlyactiveprotocolforalloperations

• gnupg_import()
• Importsakey

• gnupg_init()
• Initializeaconnection

• gnupg_keyinfo()
• Returnsanarraywithinformationaboutallkeysthatmatchesthegivenpattern

• gnupg_setarmor()
• Togglearmoredoutput

• gnupg_seterrormode()
• Setsthemodeforerror_reporting

• gnupg_setsignmode()
• Setsthemodeforsigning

• gnupg_verify()
• Verifiesasignedtext

• gnupg_geterror
• 如果函数失败，返回errortext

• gnupg_sign
• 在给定文本上签名