Cross Reference: /external/dropbear/libtomcrypt/src/ciphers/safer/saferp.c

Lines Matching refs:skey
48     b[0]  = (safer_ebox[(b[0] ^ skey->saferp.K[i][0]) & 255] + skey->saferp.K[i+1][0]) & 255;    \
49     b[1]  = safer_lbox[(b[1] + skey->saferp.K[i][1]) & 255] ^ skey->saferp.K[i+1][1];            \
50     b[2]  = safer_lbox[(b[2] + skey->saferp.K[i][2]) & 255] ^ skey->saferp.K[i+1][2];            \
51     b[3]  = (safer_ebox[(b[3] ^ skey->saferp.K[i][3]) & 255] + skey->saferp.K[i+1][3]) & 255;    \
52     b[4]  = (safer_ebox[(b[4] ^ skey->saferp.K[i][4]) & 255] + skey->saferp.K[i+1][4]) & 255;    \
53     b[5]  = safer_lbox[(b[5] + skey->saferp.K[i][5]) & 255] ^ skey->saferp.K[i+1][5];            \
54     b[6]  = safer_lbox[(b[6] + skey->saferp.K[i][6]) & 255] ^ skey->saferp.K[i+1][6];            \
55     b[7]  = (safer_ebox[(b[7] ^ skey->saferp.K[i][7]) & 255] + skey->saferp.K[i+1][7]) & 255;    \
56     b[8]  = (safer_ebox[(b[8] ^ skey->saferp.K[i][8]) & 255] + skey->saferp.K[i+1][8]) & 255;    \
57     b[9]  = safer_lbox[(b[9] + skey->saferp.K[i][9]) & 255] ^ skey->saferp.K[i+1][9];            \
58     b[10] = safer_lbox[(b[10] + skey->saferp.K[i][10]) & 255] ^ skey->saferp.K[i+1][10];         \
59     b[11] = (safer_ebox[(b[11] ^ skey->saferp.K[i][11]) & 255] + skey->saferp.K[i+1][11]) & 255; \
60     b[12] = (safer_ebox[(b[12] ^ skey->saferp.K[i][12]) & 255] + skey->saferp.K[i+1][12]) & 255; \
61     b[13] = safer_lbox[(b[13] + skey->saferp.K[i][13]) & 255] ^ skey->saferp.K[i+1][13];         \
62     b[14] = safer_lbox[(b[14] + skey->saferp.K[i][14]) & 255] ^ skey->saferp.K[i+1][14];         \
63     b[15] = (safer_ebox[(b[15] ^ skey->saferp.K[i][15]) & 255] + skey->saferp.K[i+1][15]) & 255;        
67     b[0]  = safer_lbox[(b[0] - skey->saferp.K[i+1][0]) & 255] ^ skey->saferp.K[i][0];            \
68     b[1]  = (safer_ebox[(b[1] ^ skey->saferp.K[i+1][1]) & 255] - skey->saferp.K[i][1]) & 255;    \
69     b[2]  = (safer_ebox[(b[2] ^ skey->saferp.K[i+1][2]) & 255] - skey->saferp.K[i][2]) & 255;    \
70     b[3]  = safer_lbox[(b[3] - skey->saferp.K[i+1][3]) & 255] ^ skey->saferp.K[i][3];            \
71     b[4]  = safer_lbox[(b[4] - skey->saferp.K[i+1][4]) & 255] ^ skey->saferp.K[i][4];            \
72     b[5]  = (safer_ebox[(b[5] ^ skey->saferp.K[i+1][5]) & 255] - skey->saferp.K[i][5]) & 255;    \
73     b[6]  = (safer_ebox[(b[6] ^ skey->saferp.K[i+1][6]) & 255] - skey->saferp.K[i][6]) & 255;    \
74     b[7]  = safer_lbox[(b[7] - skey->saferp.K[i+1][7]) & 255] ^ skey->saferp.K[i][7];            \
75     b[8]  = safer_lbox[(b[8] - skey->saferp.K[i+1][8]) & 255] ^ skey->saferp.K[i][8];            \
76     b[9]  = (safer_ebox[(b[9] ^ skey->saferp.K[i+1][9]) & 255] - skey->saferp.K[i][9]) & 255;    \
77     b[10] = (safer_ebox[(b[10] ^ skey->saferp.K[i+1][10]) & 255] - skey->saferp.K[i][10]) & 255; \
78     b[11] = safer_lbox[(b[11] - skey->saferp.K[i+1][11]) & 255] ^ skey->saferp.K[i][11];         \
79     b[12] = safer_lbox[(b[12] - skey->saferp.K[i+1][12]) & 255] ^ skey->saferp.K[i][12];         \
80     b[13] = (safer_ebox[(b[13] ^ skey->saferp.K[i+1][13]) & 255] - skey->saferp.K[i][13]) & 255; \
81     b[14] = (safer_ebox[(b[14] ^ skey->saferp.K[i+1][14]) & 255] - skey->saferp.K[i][14]) & 255; \
82     b[15] = safer_lbox[(b[15] - skey->saferp.K[i+1][15]) & 255] ^ skey->saferp.K[i][15];
139 static void _round(unsigned char *b, int i, symmetric_key *skey) 
144 static void _iround(unsigned char *b, int i, symmetric_key *skey)
160 #define ROUND(b, i) _round(b, i, skey)
163 #define iROUND(b, i) _iround(b, i, skey)
213     @param skey The key in as scheduled by this function.
216 int saferp_setup(const unsigned char *key, int keylen, int num_rounds, symmetric_key *skey)
223    LTC_ARGCHK(skey != NULL);
248            skey->saferp.K[0][x] = t[x];
261                skey->saferp.K[x][y] = (t[z] + safer_bias[x-1][y]) & 255;
265        skey->saferp.rounds = 8;
276            skey->saferp.K[0][x] = t[x];
288                skey->saferp.K[x][y] = (t[z] + safer_bias[x-1][y]) & 255;
292        skey->saferp.rounds = 12;
303            skey->saferp.K[0][x] = t[x];
315                skey->saferp.K[x][y] = (t[z] + safer_bias[x-1][y]) & 255;
319        skey->saferp.rounds = 16;
331   @param skey The key as scheduled
334 int saferp_ecb_encrypt(const unsigned char *pt, unsigned char *ct, symmetric_key *skey)
341    LTC_ARGCHK(skey != NULL);
356    if (skey->saferp.rounds > 8) {
363    if (skey->saferp.rounds > 12) {
369    ct[0] = b[0] ^ skey->saferp.K[skey->saferp.rounds*2][0];
370    ct[1] = (b[1] + skey->saferp.K[skey->saferp.rounds*2][1]) & 255;
371    ct[2] = (b[2] + skey->saferp.K[skey->saferp.rounds*2][2]) & 255;
372    ct[3] = b[3] ^ skey->saferp.K[skey->saferp.rounds*2][3];
373    ct[4] = b[4] ^ skey->saferp.K[skey->saferp.rounds*2][4];
374    ct[5] = (b[5] + skey->saferp.K[skey->saferp.rounds*2][5]) & 255;
375    ct[6] = (b[6] + skey->saferp.K[skey->saferp.rounds*2][6]) & 255;
376    ct[7] = b[7] ^ skey->saferp.K[skey->saferp.rounds*2][7];
377    ct[8] = b[8] ^ skey->saferp.K[skey->saferp.rounds*2][8];
378    ct[9] = (b[9] + skey->saferp.K[skey->saferp.rounds*2][9]) & 255;
379    ct[10] = (b[10] + skey->saferp.K[skey->saferp.rounds*2][10]) & 255;
380    ct[11] = b[11] ^ skey->saferp.K[skey->saferp.rounds*2][11];
381    ct[12] = b[12] ^ skey->saferp.K[skey->saferp.rounds*2][12];
382    ct[13] = (b[13] + skey->saferp.K[skey->saferp.rounds*2][13]) & 255;
383    ct[14] = (b[14] + skey->saferp.K[skey->saferp.rounds*2][14]) & 255;
384    ct[15] = b[15] ^ skey->saferp.K[skey->saferp.rounds*2][15];
395   @param skey The key as scheduled 
398 int saferp_ecb_decrypt(const unsigned char *ct, unsigned char *pt, symmetric_key *skey)
405    LTC_ARGCHK(skey != NULL);
408    b[0] = ct[0] ^ skey->saferp.K[skey->saferp.rounds*2][0];
409    b[1] = (ct[1] - skey->saferp.K[skey->saferp.rounds*2][1]) & 255;
410    b[2] = (ct[2] - skey->saferp.K[skey->saferp.rounds*2][2]) & 255;
411    b[3] = ct[3] ^ skey->saferp.K[skey->saferp.rounds*2][3];
412    b[4] = ct[4] ^ skey->saferp.K[skey->saferp.rounds*2][4];
413    b[5] = (ct[5] - skey->saferp.K[skey->saferp.rounds*2][5]) & 255;
414    b[6] = (ct[6] - skey->saferp.K[skey->saferp.rounds*2][6]) & 255;
415    b[7] = ct[7] ^ skey->saferp.K[skey->saferp.rounds*2][7];
416    b[8] = ct[8] ^ skey->saferp.K[skey->saferp.rounds*2][8];
417    b[9] = (ct[9] - skey->saferp.K[skey->saferp.rounds*2][9]) & 255;
418    b[10] = (ct[10] - skey->saferp.K[skey->saferp.rounds*2][10]) & 255;
419    b[11] = ct[11] ^ skey->saferp.K[skey->saferp.rounds*2][11];
420    b[12] = ct[12] ^ skey->saferp.K[skey->saferp.rounds*2][12];
421    b[13] = (ct[13] - skey->saferp.K[skey->saferp.rounds*2][13]) & 255;
422    b[14] = (ct[14] - skey->saferp.K[skey->saferp.rounds*2][14]) & 255;
423    b[15] = ct[15] ^ skey->saferp.K[skey->saferp.rounds*2][15];
425    if (skey->saferp.rounds > 12) {
432    if (skey->saferp.rounds > 8) {
499    symmetric_key skey;
503       if ((err = saferp_setup(tests[i].key, tests[i].keylen, 0, &skey)) != CRYPT_OK)  {
506       saferp_ecb_encrypt(tests[i].pt, tmp[0], &skey);
507       saferp_ecb_decrypt(tmp[0], tmp[1], &skey);
516       for (y = 0; y < 1000; y++) saferp_ecb_encrypt(tmp[0], tmp[0], &skey);
517       for (y = 0; y < 1000; y++) saferp_ecb_decrypt(tmp[0], tmp[0], &skey);
526    @param skey    The scheduled key
528 void saferp_done(symmetric_key *skey)