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| author | Sverker Eriksson <[email protected]> | 2012-07-04 17:26:29 +0200 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2012-07-04 17:33:50 +0200 |
| commit | 6faad239766accdcc007540f0b8b38d4709cd435 (patch) | |
| tree | ae52b182816078c3fede13e65483b12d24e0a207 /lib/crypto/doc/src | |
| parent | 14f6a66f6410e1665ad39e95158420b0a45634d6 (diff) | |
| download | otp-6faad239766accdcc007540f0b8b38d4709cd435.tar.gz otp-6faad239766accdcc007540f0b8b38d4709cd435.tar.bz2 otp-6faad239766accdcc007540f0b8b38d4709cd435.zip | |
crypto: Allow aes_cfb_128_{en|de}crypt to accept unaligned data
Remove the need for padding up to 16-byte multiple.
Diffstat (limited to 'lib/crypto/doc/src')
| -rw-r--r-- | lib/crypto/doc/src/crypto.xml | 42 |
1 files changed, 35 insertions, 7 deletions
diff --git a/lib/crypto/doc/src/crypto.xml b/lib/crypto/doc/src/crypto.xml index 19db6c9dd4..2868fe05f0 100644 --- a/lib/crypto/doc/src/crypto.xml +++ b/lib/crypto/doc/src/crypto.xml @@ -643,16 +643,14 @@ Mpint() = <![CDATA[<<ByteLen:32/integer-big, Bytes:ByteLen/binary>>]]> <func> <name>aes_cfb_128_encrypt(Key, IVec, Text) -> Cipher</name> - <name>aes_cbc_128_encrypt(Key, IVec, Text) -> Cipher</name> - <fsummary>Encrypt <c>Text</c>according to AES in Cipher Feedback mode or Cipher Block Chaining mode</fsummary> + <fsummary>Encrypt <c>Text</c>according to AES in Cipher Feedback mode</fsummary> <type> <v>Key = Text = iolist() | binary()</v> <v>IVec = Cipher = binary()</v> </type> <desc> <p>Encrypts <c>Text</c> according to AES in Cipher Feedback - mode (CFB) or Cipher Block Chaining mode (CBC). <c>Text</c> - must be a multiple of 128 bits (16 bytes). <c>Key</c> is the + mode (CFB). <c>Key</c> is the AES key, and <c>IVec</c> is an arbitrary initializing vector. The lengths of <c>Key</c> and <c>IVec</c> must be 128 bits (16 bytes).</p> @@ -660,15 +658,45 @@ Mpint() = <![CDATA[<<ByteLen:32/integer-big, Bytes:ByteLen/binary>>]]> </func> <func> <name>aes_cfb_128_decrypt(Key, IVec, Cipher) -> Text</name> + <fsummary>Decrypt <c>Cipher</c>according to AES in Cipher Feedback mode</fsummary> + <type> + <v>Key = Cipher = iolist() | binary()</v> + <v>IVec = Text = binary()</v> + </type> + <desc> + <p>Decrypts <c>Cipher</c> according to AES in Cipher Feedback Mode (CFB). + <c>Key</c> is the AES key, and <c>IVec</c> is an arbitrary + initializing vector. <c>Key</c> and <c>IVec</c> must have + the same values as those used when encrypting. The lengths of + <c>Key</c> and <c>IVec</c> must be 128 bits (16 bytes).</p> + </desc> + </func> + <func> + <name>aes_cbc_128_encrypt(Key, IVec, Text) -> Cipher</name> + <fsummary>Encrypt <c>Text</c>according to AES in Cipher Block Chaining mode</fsummary> + <type> + <v>Key = Text = iolist() | binary()</v> + <v>IVec = Cipher = binary()</v> + </type> + <desc> + <p>Encrypts <c>Text</c> according to AES in Cipher Block Chaining + mode (CBC). <c>Text</c> + must be a multiple of 128 bits (16 bytes). <c>Key</c> is the + AES key, and <c>IVec</c> is an arbitrary initializing vector. + The lengths of <c>Key</c> and <c>IVec</c> must be 128 bits + (16 bytes).</p> + </desc> + </func> + <func> <name>aes_cbc_128_decrypt(Key, IVec, Cipher) -> Text</name> - <fsummary>Decrypt <c>Cipher</c>according to AES in Cipher Feedback mode or Cipher Block Chaining mode</fsummary> + <fsummary>Decrypt <c>Cipher</c>according to AES in Cipher Block Chaining mode</fsummary> <type> <v>Key = Cipher = iolist() | binary()</v> <v>IVec = Text = binary()</v> </type> <desc> - <p>Decrypts <c>Cipher</c> according to Cipher Feedback Mode (CFB) - or Cipher Block Chaining mode (CBC). + <p>Decrypts <c>Cipher</c> according to AES in Cipher Block + Chaining mode (CBC). <c>Key</c> is the AES key, and <c>IVec</c> is an arbitrary initializing vector. <c>Key</c> and <c>IVec</c> must have the same values as those used when encrypting. <c>Cipher</c> |