freebsd-nq/secure/lib/libcrypto/man/RSA_sign_ASN1_OCTET_STRING.3
Jacques Vidrine 6042ca2e01 Install the OpenSSL man pages in /usr/share/openssl/man
and remove the WANT_OPENSSL_MANPAGES knob.
2003-02-10 19:57:56 +00:00

195 lines
5.6 KiB
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.IX Title "RSA_sign_ASN1_OCTET_STRING 3"
.TH RSA_sign_ASN1_OCTET_STRING 3 "0.9.7" "2003-02-03" "OpenSSL"
.UC
.SH "NAME"
RSA_sign_ASN1_OCTET_STRING, RSA_verify_ASN1_OCTET_STRING \- \s-1RSA\s0 signatures
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 1
\& #include <openssl/rsa.h>
.Ve
.Vb 3
\& int RSA_sign_ASN1_OCTET_STRING(int dummy, unsigned char *m,
\& unsigned int m_len, unsigned char *sigret, unsigned int *siglen,
\& RSA *rsa);
.Ve
.Vb 3
\& int RSA_verify_ASN1_OCTET_STRING(int dummy, unsigned char *m,
\& unsigned int m_len, unsigned char *sigbuf, unsigned int siglen,
\& RSA *rsa);
.Ve
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
\&\fIRSA_sign_ASN1_OCTET_STRING()\fR signs the octet string \fBm\fR of size
\&\fBm_len\fR using the private key \fBrsa\fR represented in \s-1DER\s0 using \s-1PKCS\s0 #1
padding. It stores the signature in \fBsigret\fR and the signature size
in \fBsiglen\fR. \fBsigret\fR must point to \fBRSA_size(rsa)\fR bytes of
memory.
.PP
\&\fBdummy\fR is ignored.
.PP
The random number generator must be seeded prior to calling \fIRSA_sign_ASN1_OCTET_STRING()\fR.
.PP
\&\fIRSA_verify_ASN1_OCTET_STRING()\fR verifies that the signature \fBsigbuf\fR
of size \fBsiglen\fR is the \s-1DER\s0 representation of a given octet string
\&\fBm\fR of size \fBm_len\fR. \fBdummy\fR is ignored. \fBrsa\fR is the signer's
public key.
.SH "RETURN VALUES"
.IX Header "RETURN VALUES"
\&\fIRSA_sign_ASN1_OCTET_STRING()\fR returns 1 on success, 0 otherwise.
\&\fIRSA_verify_ASN1_OCTET_STRING()\fR returns 1 on successful verification, 0
otherwise.
.PP
The error codes can be obtained by ERR_get_error(3).
.SH "BUGS"
.IX Header "BUGS"
These functions serve no recognizable purpose.
.SH "SEE ALSO"
.IX Header "SEE ALSO"
ERR_get_error(3), objects(3),
rand(3), rsa(3), RSA_sign(3),
RSA_verify(3)
.SH "HISTORY"
.IX Header "HISTORY"
\&\fIRSA_sign_ASN1_OCTET_STRING()\fR and \fIRSA_verify_ASN1_OCTET_STRING()\fR were
added in SSLeay 0.8.