diff options
Diffstat (limited to 'secure/lib/libcrypto/man/man3/EVP_PKEY_verify_recover.3')
| -rw-r--r-- | secure/lib/libcrypto/man/man3/EVP_PKEY_verify_recover.3 | 46 |
1 files changed, 29 insertions, 17 deletions
diff --git a/secure/lib/libcrypto/man/man3/EVP_PKEY_verify_recover.3 b/secure/lib/libcrypto/man/man3/EVP_PKEY_verify_recover.3 index 5498fa863ca0..8cc3f87a06b9 100644 --- a/secure/lib/libcrypto/man/man3/EVP_PKEY_verify_recover.3 +++ b/secure/lib/libcrypto/man/man3/EVP_PKEY_verify_recover.3 @@ -1,4 +1,4 @@ -.\" Automatically generated by Pod::Man 4.14 (Pod::Simple 3.43) +.\" Automatically generated by Pod::Man 4.14 (Pod::Simple 3.42) .\" .\" Standard preamble: .\" ======================================================================== @@ -68,8 +68,6 @@ . \} .\} .rr rF -.\" -.\" Accent mark definitions (@(#)ms.acc 1.5 88/02/08 SMI; from UCB 4.2). .\" Fear. Run. Save yourself. No user-serviceable parts. . \" fudge factors for nroff and troff .if n \{\ @@ -132,36 +130,47 @@ .rm #[ #] #H #V #F C .\" ======================================================================== .\" -.IX Title "EVP_PKEY_VERIFY_RECOVER 3" -.TH EVP_PKEY_VERIFY_RECOVER 3 "2022-05-03" "1.1.1o" "OpenSSL" +.IX Title "EVP_PKEY_VERIFY_RECOVER 3ossl" +.TH EVP_PKEY_VERIFY_RECOVER 3ossl "2023-09-19" "3.0.11" "OpenSSL" .\" For nroff, turn off justification. Always turn off hyphenation; it makes .\" way too many mistakes in technical documents. .if n .ad l .nh .SH "NAME" -EVP_PKEY_verify_recover_init, EVP_PKEY_verify_recover \- recover signature using a public key algorithm +EVP_PKEY_verify_recover_init, EVP_PKEY_verify_recover_init_ex, +EVP_PKEY_verify_recover +\&\- recover signature using a public key algorithm .SH "SYNOPSIS" .IX Header "SYNOPSIS" .Vb 1 \& #include <openssl/evp.h> \& \& int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx); +\& int EVP_PKEY_verify_recover_init_ex(EVP_PKEY_CTX *ctx, +\& const OSSL_PARAM params[]); \& int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx, \& unsigned char *rout, size_t *routlen, \& const unsigned char *sig, size_t siglen); .Ve .SH "DESCRIPTION" .IX Header "DESCRIPTION" -The \fBEVP_PKEY_verify_recover_init()\fR function initializes a public key algorithm -context using key \fBpkey\fR for a verify recover operation. +\&\fBEVP_PKEY_verify_recover_init()\fR initializes a public key algorithm context +\&\fIctx\fR for signing using the algorithm given when the context was created +using \fBEVP_PKEY_CTX_new\fR\|(3) or variants thereof. The algorithm is used to +fetch a \fB\s-1EVP_SIGNATURE\s0\fR method implicitly, see \*(L"Implicit fetch\*(R" in \fBprovider\fR\|(7) +for more information about implicit fetches. +.PP +\&\fBEVP_PKEY_verify_recover_init_ex()\fR is the same as +\&\fBEVP_PKEY_verify_recover_init()\fR but additionally sets the passed parameters +\&\fIparams\fR on the context before returning. .PP The \fBEVP_PKEY_verify_recover()\fR function recovers signed data -using \fBctx\fR. The signature is specified using the \fBsig\fR and -\&\fBsiglen\fR parameters. If \fBrout\fR is \fB\s-1NULL\s0\fR then the maximum size of the output -buffer is written to the \fBroutlen\fR parameter. If \fBrout\fR is not \fB\s-1NULL\s0\fR then -before the call the \fBroutlen\fR parameter should contain the length of the -\&\fBrout\fR buffer, if the call is successful recovered data is written to -\&\fBrout\fR and the amount of data written to \fBroutlen\fR. +using \fIctx\fR. The signature is specified using the \fIsig\fR and +\&\fIsiglen\fR parameters. If \fIrout\fR is \s-1NULL\s0 then the maximum size of the output +buffer is written to the \fIroutlen\fR parameter. If \fIrout\fR is not \s-1NULL\s0 then +before the call the \fIroutlen\fR parameter should contain the length of the +\&\fIrout\fR buffer, if the call is successful recovered data is written to +\&\fIrout\fR and the amount of data written to \fIroutlen\fR. .SH "NOTES" .IX Header "NOTES" Normally an application is only interested in whether a signature verification @@ -234,12 +243,15 @@ Recover digest originally signed using PKCS#1 and \s-1SHA256\s0 digest: \&\fBEVP_PKEY_derive\fR\|(3) .SH "HISTORY" .IX Header "HISTORY" -These functions were added in OpenSSL 1.0.0. +The \fBEVP_PKEY_verify_recover_init()\fR and \fBEVP_PKEY_verify_recover()\fR +functions were added in OpenSSL 1.0.0. +.PP +The \fBEVP_PKEY_verify_recover_init_ex()\fR function was added in OpenSSL 3.0. .SH "COPYRIGHT" .IX Header "COPYRIGHT" -Copyright 2013\-2019 The OpenSSL Project Authors. All Rights Reserved. +Copyright 2013\-2021 The OpenSSL Project Authors. All Rights Reserved. .PP -Licensed under the OpenSSL license (the \*(L"License\*(R"). You may not use +Licensed under the Apache License 2.0 (the \*(L"License\*(R"). You may not use this file except in compliance with the License. You can obtain a copy in the file \s-1LICENSE\s0 in the source distribution or at <https://www.openssl.org/source/license.html>. |