gnutls_record_recv_early_data - Online Linux Manual PageSection : 3
Updated : 3.7.3
Source : gnutls
Note : gnutls

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NAMEgnutls_record_recv_early_data − API function

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SYNOPSIS#include <gnutls/gnutls.h> ssize_t gnutls_record_recv_early_data(gnutls_session_t session, void * data, size_t data_size);

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ARGUMENTSgnutls_session_t session is a gnutls_session_t type. void * data the buffer that the data will be read into size_t data_size the number of requested bytes

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DESCRIPTIONThis function can be used by a server to retrieve data sent early in the handshake processes when resuming a session. This is used to implement a zero−roundtrip (0−RTT) mode. It has the same semantics as(). This function can be called either in a handshake hook, or after the handshake is complete.

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RETURNSThe number of bytes received and zero when early data reading is complete. A negative error code is returned in case of an error. If no early data is received during the handshake, this function returns GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE. The number of bytes received might be less than the requested
 data_size .

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SINCE3.6.5

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REPORTING BUGSReport bugs to <bugs@gnutls.org>.
Home page: https://www.gnutls.org

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COPYRIGHTCopyright © 2001- Free Software Foundation, Inc., and others.
Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.

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SEE ALSOThe full documentation for gnutls is maintained as a Texinfo manual. If the /usr/share/doc/gnutls/ directory does not contain the HTML form visit https://www.gnutls.org/manual/  0

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Johanes Gumabo

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