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Viewing changes to doc/crypto/EVP_EncryptInit.pod

  • Committer: Bazaar Package Importer
  • Author(s): Kurt Roeckx
  • Date: 2005-12-13 21:37:42 UTC
  • mto: (11.1.1 lenny)
  • mto: This revision was merged to the branch mainline in revision 4.
  • Revision ID: james.westby@ubuntu.com-20051213213742-d0ydaylf80l16bj1
Tags: upstream-0.9.8a
Import upstream version 0.9.8a

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doc/crypto/EVP_EncryptInit.pod
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 #include <openssl/evp.h>
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 int EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
 
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 void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
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 int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
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         ENGINE *impl, unsigned char *key, unsigned char *iv);
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=head1 RETURN VALUES
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EVP_CIPHER_CTX_init, EVP_EncryptInit_ex(), EVP_EncryptUpdate() and
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EVP_EncryptFinal_ex() return 1 for success and 0 for failure.
 
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EVP_EncryptInit_ex(), EVP_EncryptUpdate() and EVP_EncryptFinal_ex()
 
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return 1 for success and 0 for failure.
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EVP_DecryptInit_ex() and EVP_DecryptUpdate() return 1 for success and 0 for failure.
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EVP_DecryptFinal_ex() returns 0 if the decrypt failed or 1 for success.
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                if(!EVP_CipherUpdate(&ctx, outbuf, &outlen, inbuf, inlen))
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                        {
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                        /* Error */
 
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                        EVP_CIPHER_CTX_cleanup(&ctx);
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                        return 0;
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                        }
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                fwrite(outbuf, 1, outlen, out);
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        if(!EVP_CipherFinal_ex(&ctx, outbuf, &outlen))
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                {
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                /* Error */
 
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                EVP_CIPHER_CTX_cleanup(&ctx);
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                return 0;
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                }
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        fwrite(outbuf, 1, outlen, out);