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Diffstat (limited to 'secure/lib/libcrypto/man/X509_PUBKEY_new.3')
| -rw-r--r-- | secure/lib/libcrypto/man/X509_PUBKEY_new.3 | 244 |
1 files changed, 244 insertions, 0 deletions
diff --git a/secure/lib/libcrypto/man/X509_PUBKEY_new.3 b/secure/lib/libcrypto/man/X509_PUBKEY_new.3 new file mode 100644 index 000000000000..d502609ba53a --- /dev/null +++ b/secure/lib/libcrypto/man/X509_PUBKEY_new.3 @@ -0,0 +1,244 @@ +.\" Automatically generated by Pod::Man 4.09 (Pod::Simple 3.35) +.\" +.\" Standard preamble: +.\" ======================================================================== +.de Sp \" Vertical space (when we can't use .PP) +.if t .sp .5v +.if n .sp +.. +.de Vb \" Begin verbatim text +.ft CW +.nf +.ne \\$1 +.. +.de Ve \" End verbatim text +.ft R +.fi +.. +.\" Set up some character translations and predefined strings. \*(-- will +.\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left +.\" double quote, and \*(R" will give a right double quote. \*(C+ will +.\" give a nicer C++. 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Always turn off hyphenation; it makes +.\" way too many mistakes in technical documents. +.if n .ad l +.nh +.SH "NAME" +X509_PUBKEY_new, X509_PUBKEY_free, X509_PUBKEY_set, X509_PUBKEY_get0, X509_PUBKEY_get, d2i_PUBKEY, i2d_PUBKEY, d2i_PUBKEY_bio, d2i_PUBKEY_fp, i2d_PUBKEY_fp, i2d_PUBKEY_bio, X509_PUBKEY_set0_param, X509_PUBKEY_get0_param \- SubjectPublicKeyInfo public key functions +.SH "SYNOPSIS" +.IX Header "SYNOPSIS" +.Vb 1 +\& #include <openssl/x509.h> +\& +\& X509_PUBKEY *X509_PUBKEY_new(void); +\& void X509_PUBKEY_free(X509_PUBKEY *a); +\& +\& int X509_PUBKEY_set(X509_PUBKEY **x, EVP_PKEY *pkey); +\& EVP_PKEY *X509_PUBKEY_get0(X509_PUBKEY *key); +\& EVP_PKEY *X509_PUBKEY_get(X509_PUBKEY *key); +\& +\& EVP_PKEY *d2i_PUBKEY(EVP_PKEY **a, const unsigned char **pp, long length); +\& int i2d_PUBKEY(EVP_PKEY *a, unsigned char **pp); +\& +\& EVP_PKEY *d2i_PUBKEY_bio(BIO *bp, EVP_PKEY **a); +\& EVP_PKEY *d2i_PUBKEY_fp(FILE *fp, EVP_PKEY **a); +\& +\& int i2d_PUBKEY_fp(FILE *fp, EVP_PKEY *pkey); +\& int i2d_PUBKEY_bio(BIO *bp, EVP_PKEY *pkey); +\& +\& int X509_PUBKEY_set0_param(X509_PUBKEY *pub, ASN1_OBJECT *aobj, +\& int ptype, void *pval, +\& unsigned char *penc, int penclen); +\& int X509_PUBKEY_get0_param(ASN1_OBJECT **ppkalg, +\& const unsigned char **pk, int *ppklen, +\& X509_ALGOR **pa, X509_PUBKEY *pub); +.Ve +.SH "DESCRIPTION" +.IX Header "DESCRIPTION" +The \fBX509_PUBKEY\fR structure represents the \s-1ASN.1\s0 \fBSubjectPublicKeyInfo\fR +structure defined in \s-1RFC5280\s0 and used in certificates and certificate requests. +.PP +\&\fIX509_PUBKEY_new()\fR allocates and initializes an \fBX509_PUBKEY\fR structure. +.PP +\&\fIX509_PUBKEY_free()\fR frees up \fBX509_PUBKEY\fR structure \fBa\fR. If \fBa\fR is \s-1NULL\s0 +nothing is done. +.PP +\&\fIX509_PUBKEY_set()\fR sets the public key in \fB*x\fR to the public key contained +in the \fB\s-1EVP_PKEY\s0\fR structure \fBpkey\fR. If \fB*x\fR is not \s-1NULL\s0 any existing +public key structure will be freed. +.PP +\&\fIX509_PUBKEY_get0()\fR returns the public key contained in \fBkey\fR. The returned +value is an internal pointer which \fB\s-1MUST NOT\s0\fR be freed after use. +.PP +\&\fIX509_PUBKEY_get()\fR is similar to \fIX509_PUBKEY_get0()\fR except the reference +count on the returned key is incremented so it \fB\s-1MUST\s0\fR be freed using +\&\fIEVP_PKEY_free()\fR after use. +.PP +\&\fId2i_PUBKEY()\fR and \fIi2d_PUBKEY()\fR decode and encode an \fB\s-1EVP_PKEY\s0\fR structure +using \fBSubjectPublicKeyInfo\fR format. They otherwise follow the conventions of +other \s-1ASN.1\s0 functions such as \fId2i_X509()\fR. +.PP +\&\fId2i_PUBKEY_bio()\fR, \fId2i_PUBKEY_fp()\fR, \fIi2d_PUBKEY_bio()\fR and \fIi2d_PUBKEY_fp()\fR are +similar to \fId2i_PUBKEY()\fR and \fIi2d_PUBKEY()\fR except they decode or encode using a +\&\fB\s-1BIO\s0\fR or \fB\s-1FILE\s0\fR pointer. +.PP +\&\fIX509_PUBKEY_set0_param()\fR sets the public key parameters of \fBpub\fR. The +\&\s-1OID\s0 associated with the algorithm is set to \fBaobj\fR. The type of the +algorithm parameters is set to \fBtype\fR using the structure \fBpval\fR. +The encoding of the public key itself is set to the \fBpenclen\fR +bytes contained in buffer \fBpenc\fR. On success ownership of all the supplied +parameters is passed to \fBpub\fR so they must not be freed after the +call. +.PP +\&\fIX509_PUBKEY_get0_param()\fR retrieves the public key parameters from \fBpub\fR, +\&\fB*ppkalg\fR is set to the associated \s-1OID\s0 and the encoding consists of +\&\fB*ppklen\fR bytes at \fB*pk\fR, \fB*pa\fR is set to the associated +AlgorithmIdentifier for the public key. If the value of any of these +parameters is not required it can be set to \fB\s-1NULL\s0\fR. All of the +retrieved pointers are internal and must not be freed after the +call. +.SH "NOTES" +.IX Header "NOTES" +The \fBX509_PUBKEY\fR functions can be used to encode and decode public keys +in a standard format. +.PP +In many cases applications will not call the \fBX509_PUBKEY\fR functions +directly: they will instead call wrapper functions such as \fIX509_get0_pubkey()\fR. +.SH "RETURN VALUES" +.IX Header "RETURN VALUES" +If the allocation fails, \fIX509_PUBKEY_new()\fR returns \fB\s-1NULL\s0\fR and sets an error +code that can be obtained by \fIERR_get_error\fR\|(3). +.PP +Otherwise it returns a pointer to the newly allocated structure. +.PP +\&\fIX509_PUBKEY_free()\fR does not return a value. +.PP +\&\fIX509_PUBKEY_get0()\fR and \fIX509_PUBKEY_get()\fR return a pointer to an \fB\s-1EVP_PKEY\s0\fR +structure or \fB\s-1NULL\s0\fR if an error occurs. +.PP +\&\fIX509_PUBKEY_set()\fR, \fIX509_PUBKEY_set0_param()\fR and \fIX509_PUBKEY_get0_param()\fR +return 1 for success and 0 if an error occurred. +.SH "SEE ALSO" +.IX Header "SEE ALSO" +\&\fId2i_X509\fR\|(3), +\&\fIERR_get_error\fR\|(3), +\&\fIX509_get_pubkey\fR\|(3), +.SH "COPYRIGHT" +.IX Header "COPYRIGHT" +Copyright 2016 The OpenSSL Project Authors. All Rights Reserved. +.PP +Licensed under the OpenSSL license (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>. |