Latest update

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2018-10-17 15:13:06 +09:00
parent aa5d30d379
commit 95369e3f0a
31 changed files with 256 additions and 140 deletions
+4 -2
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@@ -250,8 +250,10 @@ for all available algorithms.
=item B<-subj arg>
Supersedes subject name given in the request.
The arg must be formatted as I</type0=value0/type1=value1/type2=...>,
characters may be escaped by \ (backslash), no spaces are skipped.
The arg must be formatted as I</type0=value0/type1=value1/type2=...>.
Keyword characters may be escaped by \ (backslash), and whitespace is retained.
Empty values are permitted, but the corresponding type will not be included
in the resulting certificate.
=item B<-utf8>
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@@ -221,8 +221,10 @@ see L<openssl(1)/COMMAND SUMMARY>.
Sets subject name for new request or supersedes the subject name
when processing a request.
The arg must be formatted as I</type0=value0/type1=value1/type2=...>,
characters may be escaped by \ (backslash), no spaces are skipped.
The arg must be formatted as I</type0=value0/type1=value1/type2=...>.
Keyword characters may be escaped by \ (backslash), and whitespace is retained.
Empty values are permitted, but the corresponding type will not be included
in the request.
=item B<-multivalue-rdn>
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@@ -82,8 +82,11 @@ returned.
=item B<-subject arg>
Search for an object having the subject name B<arg>.
The arg must be formatted as I</type0=value0/type1=value1/type2=...>,
characters may be escaped by \ (backslash), no spaces are skipped.
The arg must be formatted as I</type0=value0/type1=value1/type2=...>.
Keyword characters may be escaped by \ (backslash), and whitespace is retained.
Empty values are permitted but are ignored for the search. That is,
a search with an empty value will have the same effect as not specifying
the type at all.
=item B<-issuer arg>
+14 -14
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@@ -99,7 +99,7 @@ algorithm.
There are two phases to the use of DES encryption. The first is the
generation of a I<DES_key_schedule> from a key, the second is the
actual encryption. A DES key is of type I<DES_cblock>. This type is
actual encryption. A DES key is of type I<DES_cblock>. This type
consists of 8 bytes with odd parity. The least significant bit in
each byte is the parity bit. The key schedule is an expanded form of
the key; it is used to speed the encryption process.
@@ -170,42 +170,42 @@ of 24 bytes. This is much better than CBC DES.
DES_ede3_cbc_encrypt() implements outer triple CBC DES encryption with
three keys. This means that each DES operation inside the CBC mode is
an C<C=E(ks3,D(ks2,E(ks1,M)))>. This mode is used by SSL.
C<C=E(ks3,D(ks2,E(ks1,M)))>. This mode is used by SSL.
The DES_ede2_cbc_encrypt() macro implements two-key Triple-DES by
reusing I<ks1> for the final encryption. C<C=E(ks1,D(ks2,E(ks1,M)))>.
This form of Triple-DES is used by the RSAREF library.
DES_pcbc_encrypt() encrypt/decrypts using the propagating cipher block
DES_pcbc_encrypt() encrypts/decrypts using the propagating cipher block
chaining mode used by Kerberos v4. Its parameters are the same as
DES_ncbc_encrypt().
DES_cfb_encrypt() encrypt/decrypts using cipher feedback mode. This
method takes an array of characters as input and outputs and array of
DES_cfb_encrypt() encrypts/decrypts using cipher feedback mode. This
method takes an array of characters as input and outputs an array of
characters. It does not require any padding to 8 character groups.
Note: the I<ivec> variable is changed and the new changed value needs to
be passed to the next call to this function. Since this function runs
a complete DES ECB encryption per I<numbits>, this function is only
suggested for use when sending small numbers of characters.
suggested for use when sending a small number of characters.
DES_cfb64_encrypt()
implements CFB mode of DES with 64bit feedback. Why is this
implements CFB mode of DES with 64-bit feedback. Why is this
useful you ask? Because this routine will allow you to encrypt an
arbitrary number of bytes, no 8 byte padding. Each call to this
arbitrary number of bytes, without 8 byte padding. Each call to this
routine will encrypt the input bytes to output and then update ivec
and num. num contains 'how far' we are though ivec. If this does
not make much sense, read more about cfb mode of DES :-).
not make much sense, read more about CFB mode of DES.
DES_ede3_cfb64_encrypt() and DES_ede2_cfb64_encrypt() is the same as
DES_cfb64_encrypt() except that Triple-DES is used.
DES_ofb_encrypt() encrypts using output feedback mode. This method
takes an array of characters as input and outputs and array of
takes an array of characters as input and outputs an array of
characters. It does not require any padding to 8 character groups.
Note: the I<ivec> variable is changed and the new changed value needs to
be passed to the next call to this function. Since this function runs
a complete DES ECB encryption per numbits, this function is only
suggested for use when sending small numbers of characters.
a complete DES ECB encryption per I<numbits>, this function is only
suggested for use when sending a small number of characters.
DES_ofb64_encrypt() is the same as DES_cfb64_encrypt() using Output
Feed Back mode.
@@ -232,10 +232,10 @@ The following are DES-based transformations:
DES_fcrypt() is a fast version of the Unix crypt(3) function. This
version takes only a small amount of space relative to other fast
crypt() implementations. This is different to the normal crypt in
crypt() implementations. This is different to the normal crypt() in
that the third parameter is the buffer that the return value is
written into. It needs to be at least 14 bytes long. This function
is thread safe, unlike the normal crypt.
is thread safe, unlike the normal crypt().
DES_crypt() is a faster replacement for the normal system crypt().
This function calls DES_fcrypt() with a static array passed as the
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@@ -310,16 +310,17 @@ This example digests the data "Test Message\n" and "Hello World\n", using the
digest name passed on the command line.
#include <stdio.h>
#include <string.h>
#include <openssl/evp.h>
main(int argc, char *argv[])
int main(int argc, char *argv[])
{
EVP_MD_CTX *mdctx;
const EVP_MD *md;
char mess1[] = "Test Message\n";
char mess2[] = "Hello World\n";
unsigned char md_value[EVP_MAX_MD_SIZE];
int md_len, i;
unsigned int md_len, i;
if (argv[1] == NULL) {
printf("Usage: mdtest digestname\n");