xref: /freebsd/crypto/krb5/doc/html/_sources/appdev/refs/api/krb5_c_crypto_length_iov.rst.txt (revision 7f2fe78b9dd5f51c821d771b63d2e096f6fd49e9)
1krb5_c_crypto_length_iov -  Fill in lengths for header, trailer and padding in a IOV array.
2============================================================================================
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6.. c:function:: krb5_error_code krb5_c_crypto_length_iov(krb5_context context, krb5_enctype enctype, krb5_crypto_iov * data, size_t num_data)
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11:param:
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13	          **[in]** **context** - Library context
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15	          **[in]** **enctype** - Encryption type
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17	          **[inout]** **data** - IOV array
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19	          **[in]** **num_data** - Size of *data*
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25:retval:
26         -   0   Success; otherwise - Kerberos error codes
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37Padding is set to the actual padding required based on the provided *data* buffers. Typically this API is used after setting up the data buffers and #KRB5_CRYPTO_TYPE_SIGN_ONLY buffers, but before actually allocating header, trailer and padding.
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