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authorNiclas Eklund <[email protected]>2011-04-19 13:35:29 +0200
committerNiclas Eklund <[email protected]>2011-04-19 13:35:29 +0200
commitafe36b58bb77012f94b19213ed9602c2eb9fd420 (patch)
treee372dab012bafe8a8cdc175343727194a746095b /lib/crypto/doc
parentc31065c750e37d5368398e9e2a741a1d4ec0588c (diff)
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Renamed the function strong_rand_uniform to strong_rand_mpint.
Added some checks in crypto.erl and crypto.c. Changed ssh_bits to use strong_rand_mpint.
Diffstat (limited to 'lib/crypto/doc')
-rw-r--r--lib/crypto/doc/src/crypto.xml8
-rw-r--r--lib/crypto/doc/src/notes.xml17
2 files changed, 22 insertions, 3 deletions
diff --git a/lib/crypto/doc/src/crypto.xml b/lib/crypto/doc/src/crypto.xml
index 087e9ac00c..dd40378f29 100644
--- a/lib/crypto/doc/src/crypto.xml
+++ b/lib/crypto/doc/src/crypto.xml
@@ -4,7 +4,7 @@
<erlref>
<header>
<copyright>
- <year>1999</year><year>2010</year>
+ <year>1999</year><year>2011</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -625,6 +625,8 @@ Mpint() = <![CDATA[<<ByteLen:32/integer-big, Bytes:ByteLen/binary>>]]>
result in a binary. Uses a cryptographically secure prng seeded and
periodically mixed with operating system provided entropy. By default
this is the <c>RAND_bytes</c> method from OpenSSL.</p>
+ <p>May throw exception <c>low_entropy</c> in case the random generator
+ failed due to lack of secure "randomness".</p>
</desc>
</func>
<func>
@@ -642,7 +644,7 @@ Mpint() = <![CDATA[<<ByteLen:32/integer-big, Bytes:ByteLen/binary>>]]>
</desc>
</func>
<func>
- <name>strong_rand_uniform(N, Top, Bottom) -> Mpint</name>
+ <name>strong_rand_mpint(N, Top, Bottom) -> Mpint</name>
<fsummary>Generate an N bit random number</fsummary>
<type>
<v>N = non_neg_integer()</v>
@@ -662,6 +664,8 @@ Mpint() = <![CDATA[<<ByteLen:32/integer-big, Bytes:ByteLen/binary>>]]>
N bits long.</p>
<p>If <c>Bottom</c> is 1, then the generated number is
constrained to be odd.</p>
+ <p>May throw exception <c>low_entropy</c> in case the random generator
+ failed due to lack of secure "randomness".</p>
</desc>
</func>
<func>
diff --git a/lib/crypto/doc/src/notes.xml b/lib/crypto/doc/src/notes.xml
index 5e9bda3920..ab1ffa9e5c 100644
--- a/lib/crypto/doc/src/notes.xml
+++ b/lib/crypto/doc/src/notes.xml
@@ -4,7 +4,7 @@
<chapter>
<header>
<copyright>
- <year>1999</year><year>2010</year>
+ <year>1999</year><year>2011</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -30,6 +30,21 @@
</header>
<p>This document describes the changes made to the Crypto application.</p>
+<section><title>Crypto 2.0.2.2</title>
+
+ <section><title>Improvements and New Features</title>
+ <list>
+ <item>
+ <p>
+ Strengthened random number generation. (Thanks to Geoff Cant)</p>
+ <p>
+ Own Id: OTP-9225</p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Crypto 2.0.2.1</title>
<section><title>Improvements and New Features</title>