projects
/
openssl.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
Add documentation for the -no_alt_chains option for various apps, as well as
[openssl.git]
/
doc
/
crypto
/
sha.pod
diff --git
a/doc/crypto/sha.pod
b/doc/crypto/sha.pod
index e0c1ff2e128c77a15ebd4214cb2f03d1b717fbeb..4c1ab7102289971f47aa55d44eb0f59a90af2bac 100644
(file)
--- a/
doc/crypto/sha.pod
+++ b/
doc/crypto/sha.pod
@@
-11,10
+11,10
@@
SHA1, SHA1_Init, SHA1_Update, SHA1_Final - Secure Hash Algorithm
unsigned char *SHA1(const unsigned char *d, unsigned long n,
unsigned char *md);
unsigned char *SHA1(const unsigned char *d, unsigned long n,
unsigned char *md);
-
void
SHA1_Init(SHA_CTX *c);
-
void SHA1_Update(SHA_CTX *c, const unsigned char
*data,
+
int
SHA1_Init(SHA_CTX *c);
+
int SHA1_Update(SHA_CTX *c, const void
*data,
unsigned long len);
unsigned long len);
-
void
SHA1_Final(unsigned char *md, SHA_CTX *c);
+
int
SHA1_Final(unsigned char *md, SHA_CTX *c);
=head1 DESCRIPTION
=head1 DESCRIPTION
@@
-37,6
+37,10
@@
be hashed (B<len> bytes at B<data>).
SHA1_Final() places the message digest in B<md>, which must have space
for SHA_DIGEST_LENGTH == 20 bytes of output, and erases the B<SHA_CTX>.
SHA1_Final() places the message digest in B<md>, which must have space
for SHA_DIGEST_LENGTH == 20 bytes of output, and erases the B<SHA_CTX>.
+Applications should use the higher level functions
+L<EVP_DigestInit(3)|EVP_DigestInit(3)>
+etc. instead of calling the hash functions directly.
+
The predecessor of SHA-1, SHA, is also implemented, but it should be
used only when backward compatibility is required.
The predecessor of SHA-1, SHA, is also implemented, but it should be
used only when backward compatibility is required.
@@
-44,20
+48,18
@@
used only when backward compatibility is required.
SHA1() returns a pointer to the hash value.
SHA1() returns a pointer to the hash value.
-SHA1_Init(), SHA1_Update() and SHA1_Final()
do not return values
.
+SHA1_Init(), SHA1_Update() and SHA1_Final()
return 1 for success, 0 otherwise
.
=head1 CONFORMING TO
=head1 CONFORMING TO
-US Federal Information Processing Standard FIPS 180 (Secure Hash
-Standard), ANSI X9.30
+SHA: US Federal Information Processing Standard FIPS PUB 180 (Secure Hash
+Standard),
+SHA-1: US Federal Information Processing Standard FIPS PUB 180-1 (Secure Hash
+Standard),
+ANSI X9.30
=head1 SEE ALSO
=head1 SEE ALSO
-L<ripemd(3)|ripemd(3)>
-
-=head1 HISTORY
-
-SHA1(), SHA1_Init(), SHA1_Update() and SHA1_Final() are available in all
-versions of SSLeay and OpenSSL.
+L<EVP_DigestInit(3)|EVP_DigestInit(3)>
=cut
=cut