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33 lines
944 B
C
33 lines
944 B
C
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/*
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* Convenience functions to encrypt and decrypt OpenSSH PEM format for
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* SSH-2 private key files. This uses triple-DES in SSH-2 style (one
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* CBC layer), with three distinct keys, and an IV also generated from
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* the passphrase.
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*/
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#include "ssh.h"
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static ssh_cipher *des3_pubkey_ossh_cipher(const void *vkey, const void *viv)
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{
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ssh_cipher *c = ssh_cipher_new(&ssh_3des_ssh2);
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ssh_cipher_setkey(c, vkey);
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ssh_cipher_setiv(c, viv);
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return c;
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}
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void des3_decrypt_pubkey_ossh(const void *vkey, const void *viv,
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void *vblk, int len)
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{
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ssh_cipher *c = des3_pubkey_ossh_cipher(vkey, viv);
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ssh_cipher_decrypt(c, vblk, len);
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ssh_cipher_free(c);
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}
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void des3_encrypt_pubkey_ossh(const void *vkey, const void *viv,
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void *vblk, int len)
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{
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ssh_cipher *c = des3_pubkey_ossh_cipher(vkey, viv);
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ssh_cipher_encrypt(c, vblk, len);
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ssh_cipher_free(c);
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}
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