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support 32-bit intfilter

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This commit is contained in:
cathugger 2017-10-08 21:15:08 +00:00
parent 67c5468317
commit e400912b2a
2 changed files with 28 additions and 10 deletions
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17
main.c
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@ -74,8 +74,11 @@ struct binfilter {
} ;
#ifdef INTFILTER
#ifndef IFT
#define IFT u64
#endif
struct intfilter {
u64 f,m;
IFT f,m;
} ;
VEC_STRUCT(ifiltervec,struct intfilter) ifilters;
#else
@ -146,8 +149,8 @@ static void filters_add(const char *filter)
size_t ret, ret2;
#ifdef INTFILTER
union intconv {
u64 i;
u8 b[8];
IFT i;
u8 b[sizeof(IFT)];
} fc,mc;
#endif
@ -161,7 +164,7 @@ static void filters_add(const char *filter)
if (!ret)
return;
#ifdef INTFILTER
if (ret > 8)
if (ret > sizeof(IFT))
#else
if (ret > PUBLIC_LEN)
#endif
@ -177,7 +180,7 @@ static void filters_add(const char *filter)
for (size_t i = 0;i < bf.len;++i)
mc.b[i] = 0xFF;
mc.b[bf.len] = bf.mask;
memcpy(fc.b,bf.f,8);
memcpy(fc.b,bf.f,sizeof(fc.b));
fc.i &= mc.i;
struct intfilter ifltr = {.f = fc.i,.m = mc.i};
VEC_FOR(ifilters,i) {
@ -227,7 +230,7 @@ static size_t filters_count()
#ifdef INTFILTER
#define FILTERFOR(it) for (it = 0;it < VEC_LENGTH(ifilters);++it)
#define MATCHFILTER(it,pk) ((*(u64 *)(pk) & VEC_BUF(ifilters,it).m) == VEC_BUF(ifilters,it).f)
#define MATCHFILTER(it,pk) ((*(IFT *)(pk) & VEC_BUF(ifilters,it).m) == VEC_BUF(ifilters,it).f)
#else
@ -273,7 +276,7 @@ static void printfilters()
#ifdef INTFILTER
size_t len = 0;
u8 *imraw = (u8 *)&VEC_BUF(ifilters,i).m;
while (len < 8 && imraw[len] != 0x00) ++len;
while (len < sizeof(IFT) && imraw[len] != 0x00) ++len;
u8 mask = imraw[len-1];
u8 *ifraw = (u8 *)&VEC_BUF(ifilters,i).f;
#else