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DH_size(3)


NAME

  DH_size - Get Diffie-Hellman prime size


SYNOPSIS

   #include <openssl/dh.h>

  int DH_size(
	  DH *dh );


DESCRIPTION

  This DH_size() function returns the Diffie-Hellman size in bytes. It can be
  used to determine how much memory must be allocated for the shared secret
  computed by DH_compute_key().

  The dh->p must not be NULL.


RETURN VALUE

  The size in bytes.


HISTORY

  The DH_size() function is available in all versions of SSLeay and OpenSSL.


SEE ALSO

  Functions: dh(3), DH_generate_key(3)

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