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The "block length" for CFB mode was incorrectly coded as 1 all the time. It

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should be the number of feedback bits expressed in bytes. For CFB1 mode set
this to 1 by rounding up to the nearest multiple of 8.
This commit is contained in:
Dr. Stephen Henson
2010-02-15 19:40:45 +00:00
parent 2873a53f5f
commit 1b690c1a8b
1 changed files with 3 additions and 3 deletions
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6
crypto/evp/evp_locl.h
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@@ -127,9 +127,9 @@ BLOCK_CIPHER_def1(cname, cbc, cbc, CBC, kstruct, nid, block_size, key_len, \
#define BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, \ #define BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, \
iv_len, cbits, flags, init_key, cleanup, \ iv_len, cbits, flags, init_key, cleanup, \
set_asn1, get_asn1, ctrl) \ set_asn1, get_asn1, ctrl) \
BLOCK_CIPHER_def1(cname, cfb##cbits, cfb##cbits, CFB, kstruct, nid, 1, \ BLOCK_CIPHER_def1(cname, cfb##cbits, cfb##cbits, CFB, kstruct, nid, \
key_len, iv_len, flags, init_key, cleanup, set_asn1, \ (cbits + 7)/8, key_len, iv_len, \
get_asn1, ctrl) flags, init_key, cleanup, set_asn1, get_asn1, ctrl)
#define BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, \ #define BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, \
iv_len, cbits, flags, init_key, cleanup, \ iv_len, cbits, flags, init_key, cleanup, \