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Editing: RSA_verify_ASN1_OCTET_STRING.3
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Always turn off hyphenation; it makes .\" way too many mistakes in technical documents. .if n .ad l .nh .SH "NAME" RSA_sign_ASN1_OCTET_STRING, RSA_verify_ASN1_OCTET_STRING \- RSA signatures .SH "SYNOPSIS" .IX Header "SYNOPSIS" .Vb 1 \& #include <openssl/rsa.h> \& \& int RSA_sign_ASN1_OCTET_STRING(int dummy, unsigned char *m, \& unsigned int m_len, unsigned char *sigret, unsigned int *siglen, \& RSA *rsa); \& \& 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" \&\fBRSA_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 \fBRSA_sign_ASN1_OCTET_STRING()\fR. .PP \&\fBRSA_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" \&\fBRSA_sign_ASN1_OCTET_STRING()\fR returns 1 on success, 0 otherwise. \&\fBRSA_verify_ASN1_OCTET_STRING()\fR returns 1 on successful verification, 0 otherwise. .PP The error codes can be obtained by \fBERR_get_error\fR\|(3). .SH "BUGS" .IX Header "BUGS" These functions serve no recognizable purpose. .SH "SEE ALSO" .IX Header "SEE ALSO" \&\fBERR_get_error\fR\|(3), \fBobjects\fR\|(3), \&\fBrand\fR\|(3), \fBrsa\fR\|(3), \fBRSA_sign\fR\|(3), \&\fBRSA_verify\fR\|(3) .SH "HISTORY" .IX Header "HISTORY" \&\fBRSA_sign_ASN1_OCTET_STRING()\fR and \fBRSA_verify_ASN1_OCTET_STRING()\fR were added in SSLeay 0.8.
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