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Side by Side Diff: openssl/crypto/rc5/rc5_skey.c

Issue 9254031: Upgrade chrome's OpenSSL to same version Android ships with. (Closed) Base URL: http://src.chromium.org/svn/trunk/deps/third_party/openssl/
Patch Set: '' Created 8 years, 11 months ago
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1 /* crypto/rc5/rc5_skey.c */ 1 /* crypto/rc5/rc5_skey.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved. 3 * All rights reserved.
4 * 4 *
5 * This package is an SSL implementation written 5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com). 6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL. 7 * The implementation was written so as to conform with Netscapes SSL.
8 * 8 *
9 * This library is free for commercial and non-commercial use as long as 9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions 10 * the following conditions are aheared to. The following conditions
(...skipping 38 matching lines...) Expand 10 before | Expand all | Expand 10 after
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE. 51 * SUCH DAMAGE.
52 * 52 *
53 * The licence and distribution terms for any publically available version or 53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be 54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence 55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.] 56 * [including the GNU Public Licence.]
57 */ 57 */
58 58
59 #include <openssl/crypto.h>
60 #include <openssl/rc5.h> 59 #include <openssl/rc5.h>
61 #ifdef OPENSSL_FIPS
62 #include <openssl/fips.h>
63 #endif
64
65 #include "rc5_locl.h" 60 #include "rc5_locl.h"
66 61
67 #ifdef OPENSSL_FIPS
68 void RC5_32_set_key(RC5_32_KEY *key, int len, const unsigned char *data, 62 void RC5_32_set_key(RC5_32_KEY *key, int len, const unsigned char *data,
69 int rounds) 63 int rounds)
70 { 64 {
71 if (FIPS_mode())
72 FIPS_BAD_ABORT(RC5)
73 private_RC5_32_set_key(key, len, data, rounds);
74 }
75 void private_RC5_32_set_key(RC5_32_KEY *key, int len, const unsigned char *data,
76 int rounds)
77 #else
78 void RC5_32_set_key(RC5_32_KEY *key, int len, const unsigned char *data,
79 int rounds)
80 #endif
81 {
82 RC5_32_INT L[64],l,ll,A,B,*S,k; 65 RC5_32_INT L[64],l,ll,A,B,*S,k;
83 int i,j,m,c,t,ii,jj; 66 int i,j,m,c,t,ii,jj;
84 67
85 if ( (rounds != RC5_16_ROUNDS) && 68 if ( (rounds != RC5_16_ROUNDS) &&
86 (rounds != RC5_12_ROUNDS) && 69 (rounds != RC5_12_ROUNDS) &&
87 (rounds != RC5_8_ROUNDS)) 70 (rounds != RC5_8_ROUNDS))
88 rounds=RC5_16_ROUNDS; 71 rounds=RC5_16_ROUNDS;
89 72
90 key->rounds=rounds; 73 key->rounds=rounds;
91 S= &(key->data[0]); 74 S= &(key->data[0]);
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121 k=(S[ii]+A+B)&RC5_32_MASK; 104 k=(S[ii]+A+B)&RC5_32_MASK;
122 A=S[ii]=ROTATE_l32(k,3); 105 A=S[ii]=ROTATE_l32(k,3);
123 m=(int)(A+B); 106 m=(int)(A+B);
124 k=(L[jj]+A+B)&RC5_32_MASK; 107 k=(L[jj]+A+B)&RC5_32_MASK;
125 B=L[jj]=ROTATE_l32(k,m); 108 B=L[jj]=ROTATE_l32(k,m);
126 if (++ii >= t) ii=0; 109 if (++ii >= t) ii=0;
127 if (++jj >= c) jj=0; 110 if (++jj >= c) jj=0;
128 } 111 }
129 } 112 }
130 113
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