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Add parentheses to macros when args are used in computations. Without

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them, the executation behavior could be unexpected.
This commit is contained in:
Bruce Momjian
2005-05-25 21:40:43 +00:00
parent 13b729ca52
commit b492c3accc
36 changed files with 211 additions and 211 deletions
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26
contrib/pgcrypto/crypt-blowfish.c
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@ -452,41 +452,41 @@ BF_swap(BF_word * x, int count)
#if BF_SCALE
/* Architectures which can shift addresses left by 2 bits with no extra cost */
#define BF_ROUND(L, R, N) \
tmp1 = L & 0xFF; \
tmp2 = L >> 8; \
tmp1 = (L) & 0xFF; \
tmp2 = (L) >> 8; \
tmp2 &= 0xFF; \
tmp3 = L >> 16; \
tmp3 = (L) >> 16; \
tmp3 &= 0xFF; \
tmp4 = L >> 24; \
tmp4 = (L) >> 24; \
tmp1 = data.ctx.S[3][tmp1]; \
tmp2 = data.ctx.S[2][tmp2]; \
tmp3 = data.ctx.S[1][tmp3]; \
tmp3 += data.ctx.S[0][tmp4]; \
tmp3 ^= tmp2; \
R ^= data.ctx.P[N + 1]; \
(R) ^= data.ctx.P[(N) + 1]; \
tmp3 += tmp1; \
R ^= tmp3;
(R) ^= tmp3;
#else
/* Architectures with no complicated addressing modes supported */
#define BF_INDEX(S, i) \
(*((BF_word *)(((unsigned char *)S) + (i))))
(*((BF_word *)(((unsigned char *)(S)) + (i))))
#define BF_ROUND(L, R, N) \
tmp1 = L & 0xFF; \
tmp1 = (L) & 0xFF; \
tmp1 <<= 2; \
tmp2 = L >> 6; \
tmp2 = (L) >> 6; \
tmp2 &= 0x3FC; \
tmp3 = L >> 14; \
tmp3 = (L) >> 14; \
tmp3 &= 0x3FC; \
tmp4 = L >> 22; \
tmp4 = (L) >> 22; \
tmp4 &= 0x3FC; \
tmp1 = BF_INDEX(data.ctx.S[3], tmp1); \
tmp2 = BF_INDEX(data.ctx.S[2], tmp2); \
tmp3 = BF_INDEX(data.ctx.S[1], tmp3); \
tmp3 += BF_INDEX(data.ctx.S[0], tmp4); \
tmp3 ^= tmp2; \
R ^= data.ctx.P[N + 1]; \
(R) ^= data.ctx.P[(N) + 1]; \
tmp3 += tmp1; \
R ^= tmp3;
(R) ^= tmp3;
#endif
/*