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RSA_size ? get RSA modulus size |
#include <openssl/rsa.h> int RSA_size(RSA *rsa); |
This function returns the RSA modulus size in bytes. It can be used to determine how much memory must be allocated for an RSA encrypted value. rsa->n must not be NULL. |
The size in bytes. |
rsa(3) |
RSA_size() is available in all versions of SSLeay and OpenSSL. |