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提交 db36b906 编写于 作者: D David Howells
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Blackfin: Rename DES PC2() symbol to avoid collision 

Rename the PC2() symbol in the generic DES crypto module to be prefixed with
DES_ to avoid collision with arch code (Blackfin in this case).
Signed-off-by: NDavid Howells <dhowells@redhat.com>
Signed-off-by: NMike Frysinger <vapier@gentoo.org>
上级 f3441945
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Showing with 65 addition and 65 deletion
crypto/des_generic.c
浏览文件 @ db36b906
......@@ -614,7 +614,7 @@ static const u32 S8[64] = {
#define T3(x) pt[2 * (x) + 2]
#define T4(x) pt[2 * (x) + 3]
#define PC2(a, b, c, d) (T4(d) | T3(c) | T2(b) | T1(a))
#define DES_PC2(a, b, c, d) (T4(d) | T3(c) | T2(b) | T1(a))
/*
* Encryption key expansion
......@@ -639,22 +639,22 @@ unsigned long des_ekey(u32 *pe, const u8 *k)
b = k[6]; b &= 0x0e; b <<= 4; b |= k[2] & 0x1e; b = pc1[b];
a = k[7]; a &= 0x0e; a <<= 4; a |= k[3] & 0x1e; a = pc1[a];
pe[15 * 2 + 0] = PC2(a, b, c, d); d = rs[d];
pe[14 * 2 + 0] = PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[13 * 2 + 0] = PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[12 * 2 + 0] = PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[11 * 2 + 0] = PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[10 * 2 + 0] = PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 9 * 2 + 0] = PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 8 * 2 + 0] = PC2(d, a, b, c); c = rs[c];
pe[ 7 * 2 + 0] = PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 6 * 2 + 0] = PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[ 5 * 2 + 0] = PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 4 * 2 + 0] = PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[ 3 * 2 + 0] = PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 2 * 2 + 0] = PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[ 1 * 2 + 0] = PC2(c, d, a, b); b = rs[b];
pe[ 0 * 2 + 0] = PC2(b, c, d, a);
pe[15 * 2 + 0] = DES_PC2(a, b, c, d); d = rs[d];
pe[14 * 2 + 0] = DES_PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[13 * 2 + 0] = DES_PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[12 * 2 + 0] = DES_PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[11 * 2 + 0] = DES_PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[10 * 2 + 0] = DES_PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 9 * 2 + 0] = DES_PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 8 * 2 + 0] = DES_PC2(d, a, b, c); c = rs[c];
pe[ 7 * 2 + 0] = DES_PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 6 * 2 + 0] = DES_PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[ 5 * 2 + 0] = DES_PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 4 * 2 + 0] = DES_PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[ 3 * 2 + 0] = DES_PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 2 * 2 + 0] = DES_PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[ 1 * 2 + 0] = DES_PC2(c, d, a, b); b = rs[b];
pe[ 0 * 2 + 0] = DES_PC2(b, c, d, a);
/* Check if first half is weak */
w = (a ^ c) | (b ^ d) | (rs[a] ^ c) | (b ^ rs[d]);
......@@ -670,22 +670,22 @@ unsigned long des_ekey(u32 *pe, const u8 *k)
/* Check if second half is weak */
w |= (a ^ c) | (b ^ d) | (rs[a] ^ c) | (b ^ rs[d]);
pe[15 * 2 + 1] = PC2(a, b, c, d); d = rs[d];
pe[14 * 2 + 1] = PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[13 * 2 + 1] = PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[12 * 2 + 1] = PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[11 * 2 + 1] = PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[10 * 2 + 1] = PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 9 * 2 + 1] = PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 8 * 2 + 1] = PC2(d, a, b, c); c = rs[c];
pe[ 7 * 2 + 1] = PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 6 * 2 + 1] = PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[ 5 * 2 + 1] = PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 4 * 2 + 1] = PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[ 3 * 2 + 1] = PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 2 * 2 + 1] = PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[ 1 * 2 + 1] = PC2(c, d, a, b); b = rs[b];
pe[ 0 * 2 + 1] = PC2(b, c, d, a);
pe[15 * 2 + 1] = DES_PC2(a, b, c, d); d = rs[d];
pe[14 * 2 + 1] = DES_PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[13 * 2 + 1] = DES_PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[12 * 2 + 1] = DES_PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[11 * 2 + 1] = DES_PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[10 * 2 + 1] = DES_PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 9 * 2 + 1] = DES_PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 8 * 2 + 1] = DES_PC2(d, a, b, c); c = rs[c];
pe[ 7 * 2 + 1] = DES_PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 6 * 2 + 1] = DES_PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[ 5 * 2 + 1] = DES_PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 4 * 2 + 1] = DES_PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[ 3 * 2 + 1] = DES_PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 2 * 2 + 1] = DES_PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[ 1 * 2 + 1] = DES_PC2(c, d, a, b); b = rs[b];
pe[ 0 * 2 + 1] = DES_PC2(b, c, d, a);
/* Fixup: 2413 5768 -> 1357 2468 */
for (d = 0; d < 16; ++d) {
......@@ -722,22 +722,22 @@ static void dkey(u32 *pe, const u8 *k)
b = k[6]; b &= 0x0e; b <<= 4; b |= k[2] & 0x1e; b = pc1[b];
a = k[7]; a &= 0x0e; a <<= 4; a |= k[3] & 0x1e; a = pc1[a];
pe[ 0 * 2] = PC2(a, b, c, d); d = rs[d];
pe[ 1 * 2] = PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 2 * 2] = PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 3 * 2] = PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 4 * 2] = PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 5 * 2] = PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 6 * 2] = PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 7 * 2] = PC2(d, a, b, c); c = rs[c];
pe[ 8 * 2] = PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 9 * 2] = PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[10 * 2] = PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[11 * 2] = PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[12 * 2] = PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[13 * 2] = PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[14 * 2] = PC2(c, d, a, b); b = rs[b];
pe[15 * 2] = PC2(b, c, d, a);
pe[ 0 * 2] = DES_PC2(a, b, c, d); d = rs[d];
pe[ 1 * 2] = DES_PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 2 * 2] = DES_PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 3 * 2] = DES_PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 4 * 2] = DES_PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 5 * 2] = DES_PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 6 * 2] = DES_PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 7 * 2] = DES_PC2(d, a, b, c); c = rs[c];
pe[ 8 * 2] = DES_PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 9 * 2] = DES_PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[10 * 2] = DES_PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[11 * 2] = DES_PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[12 * 2] = DES_PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[13 * 2] = DES_PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[14 * 2] = DES_PC2(c, d, a, b); b = rs[b];
pe[15 * 2] = DES_PC2(b, c, d, a);
/* Skip to next table set */
pt += 512;
......@@ -747,22 +747,22 @@ static void dkey(u32 *pe, const u8 *k)
b = k[2]; b &= 0xe0; b >>= 4; b |= k[6] & 0xf0; b = pc1[b + 1];
a = k[3]; a &= 0xe0; a >>= 4; a |= k[7] & 0xf0; a = pc1[a + 1];
pe[ 0 * 2 + 1] = PC2(a, b, c, d); d = rs[d];
pe[ 1 * 2 + 1] = PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 2 * 2 + 1] = PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 3 * 2 + 1] = PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 4 * 2 + 1] = PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 5 * 2 + 1] = PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 6 * 2 + 1] = PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 7 * 2 + 1] = PC2(d, a, b, c); c = rs[c];
pe[ 8 * 2 + 1] = PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 9 * 2 + 1] = PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[10 * 2 + 1] = PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[11 * 2 + 1] = PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[12 * 2 + 1] = PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[13 * 2 + 1] = PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[14 * 2 + 1] = PC2(c, d, a, b); b = rs[b];
pe[15 * 2 + 1] = PC2(b, c, d, a);
pe[ 0 * 2 + 1] = DES_PC2(a, b, c, d); d = rs[d];
pe[ 1 * 2 + 1] = DES_PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 2 * 2 + 1] = DES_PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 3 * 2 + 1] = DES_PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 4 * 2 + 1] = DES_PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 5 * 2 + 1] = DES_PC2(d, a, b, c); c = rs[c]; b = rs[b];
pe[ 6 * 2 + 1] = DES_PC2(b, c, d, a); a = rs[a]; d = rs[d];
pe[ 7 * 2 + 1] = DES_PC2(d, a, b, c); c = rs[c];
pe[ 8 * 2 + 1] = DES_PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[ 9 * 2 + 1] = DES_PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[10 * 2 + 1] = DES_PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[11 * 2 + 1] = DES_PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[12 * 2 + 1] = DES_PC2(c, d, a, b); b = rs[b]; a = rs[a];
pe[13 * 2 + 1] = DES_PC2(a, b, c, d); d = rs[d]; c = rs[c];
pe[14 * 2 + 1] = DES_PC2(c, d, a, b); b = rs[b];
pe[15 * 2 + 1] = DES_PC2(b, c, d, a);
/* Fixup: 2413 5768 -> 1357 2468 */
for (d = 0; d < 16; ++d) {
......
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