Index: fusl/src/locale/__mo_lookup.c |
diff --git a/fusl/src/locale/__mo_lookup.c b/fusl/src/locale/__mo_lookup.c |
index e821e1253a268a94143f209b6d7fec48d0d3001e..21b4c73491ae209f327fb4d43502c4e61c074789 100644 |
--- a/fusl/src/locale/__mo_lookup.c |
+++ b/fusl/src/locale/__mo_lookup.c |
@@ -1,42 +1,41 @@ |
#include <stdint.h> |
#include <string.h> |
-static inline uint32_t swapc(uint32_t x, int c) |
-{ |
- return c ? x>>24 | ((x>>8)&0xff00) | ((x<<8)&0xff0000) | x<<24 : x; |
+static inline uint32_t swapc(uint32_t x, int c) { |
+ return c ? x >> 24 | ((x >> 8) & 0xff00) | ((x << 8) & 0xff0000) | x << 24 |
+ : x; |
} |
-const char *__mo_lookup(const void *p, size_t size, const char *s) |
-{ |
- const uint32_t *mo = p; |
- int sw = *mo - 0x950412de; |
- uint32_t b = 0, n = swapc(mo[2], sw); |
- uint32_t o = swapc(mo[3], sw); |
- uint32_t t = swapc(mo[4], sw); |
- if (n>=size/4 || o>=size-4*n || t>=size-4*n || ((o|t)%4)) |
- return 0; |
- o/=4; |
- t/=4; |
- for (;;) { |
- uint32_t ol = swapc(mo[o+2*(b+n/2)], sw); |
- uint32_t os = swapc(mo[o+2*(b+n/2)+1], sw); |
- if (os >= size || ol >= size-os || ((char *)p)[os+ol]) |
- return 0; |
- int sign = strcmp(s, (char *)p + os); |
- if (!sign) { |
- uint32_t tl = swapc(mo[t+2*(b+n/2)], sw); |
- uint32_t ts = swapc(mo[t+2*(b+n/2)+1], sw); |
- if (ts >= size || tl >= size-ts || ((char *)p)[ts+tl]) |
- return 0; |
- return (char *)p + ts; |
- } |
- else if (n == 1) return 0; |
- else if (sign < 0) |
- n /= 2; |
- else { |
- b += n/2; |
- n -= n/2; |
- } |
- } |
- return 0; |
+const char* __mo_lookup(const void* p, size_t size, const char* s) { |
+ const uint32_t* mo = p; |
+ int sw = *mo - 0x950412de; |
+ uint32_t b = 0, n = swapc(mo[2], sw); |
+ uint32_t o = swapc(mo[3], sw); |
+ uint32_t t = swapc(mo[4], sw); |
+ if (n >= size / 4 || o >= size - 4 * n || t >= size - 4 * n || ((o | t) % 4)) |
+ return 0; |
+ o /= 4; |
+ t /= 4; |
+ for (;;) { |
+ uint32_t ol = swapc(mo[o + 2 * (b + n / 2)], sw); |
+ uint32_t os = swapc(mo[o + 2 * (b + n / 2) + 1], sw); |
+ if (os >= size || ol >= size - os || ((char*)p)[os + ol]) |
+ return 0; |
+ int sign = strcmp(s, (char*)p + os); |
+ if (!sign) { |
+ uint32_t tl = swapc(mo[t + 2 * (b + n / 2)], sw); |
+ uint32_t ts = swapc(mo[t + 2 * (b + n / 2) + 1], sw); |
+ if (ts >= size || tl >= size - ts || ((char*)p)[ts + tl]) |
+ return 0; |
+ return (char*)p + ts; |
+ } else if (n == 1) |
+ return 0; |
+ else if (sign < 0) |
+ n /= 2; |
+ else { |
+ b += n / 2; |
+ n -= n / 2; |
+ } |
+ } |
+ return 0; |
} |