mirrors/postgres
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix unsafe macro definitions (which were producing incorrect code,

Browse Source 
leading to compile warnings).
This commit is contained in:
Tom Lane 2002-09-05 21:08:26 +00:00
parent da2e0ddeb4
commit fb473bc6fa
1 changed files with 15 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
contrib/pgcrypto/rijndael.c
View File

@ -259,6 +259,7 @@ gen_tabs(void)
#define star_x(x) (((x) & 0x7f7f7f7f) << 1) ^ ((((x) & 0x80808080) >> 7) * 0x1b)
#define imix_col(y,x) \
do { \
u = star_x(x); \
v = star_x(u); \
w = star_x(v); \
@ -266,7 +267,8 @@ gen_tabs(void)
(y) = u ^ v ^ w; \
(y) ^= rotr(u ^ t, 8) ^ \
rotr(v ^ t, 16) ^ \
rotr(t,24)
rotr(t,24); \
} while (0)
/* initialise the key schedule from the user supplied key */
@ -367,17 +369,21 @@ rijndael_set_key(rijndael_ctx * ctx, const u4byte * in_key, const u4byte key_len
/* encrypt a block of text */
#define f_nround(bo, bi, k) \
do { \
f_rn(bo, bi, 0, k); \
f_rn(bo, bi, 1, k); \
f_rn(bo, bi, 2, k); \
f_rn(bo, bi, 3, k); \
k += 4
k += 4; \
} while (0)
#define f_lround(bo, bi, k) \
do { \
f_rl(bo, bi, 0, k); \
f_rl(bo, bi, 1, k); \
f_rl(bo, bi, 2, k); \
f_rl(bo, bi, 3, k)
f_rl(bo, bi, 3, k); \
} while (0)
void
rijndael_encrypt(rijndael_ctx * ctx, const u4byte * in_blk, u4byte * out_blk)
@ -427,17 +433,21 @@ rijndael_encrypt(rijndael_ctx * ctx, const u4byte * in_blk, u4byte * out_blk)
/* decrypt a block of text */
#define i_nround(bo, bi, k) \
do { \
i_rn(bo, bi, 0, k); \
i_rn(bo, bi, 1, k); \
i_rn(bo, bi, 2, k); \
i_rn(bo, bi, 3, k); \
k -= 4
k -= 4; \
} while (0)
#define i_lround(bo, bi, k) \
do { \
i_rl(bo, bi, 0, k); \
i_rl(bo, bi, 1, k); \
i_rl(bo, bi, 2, k); \
i_rl(bo, bi, 3, k)
i_rl(bo, bi, 3, k); \
} while (0)
void
rijndael_decrypt(rijndael_ctx * ctx, const u4byte * in_blk, u4byte * out_blk)