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Update uthash to latest.

nfactor-troky
Con Kolivas 11 years ago
parent
commit
b764862128
  1. 92
      uthash.h

92
uthash.h

@ -1,5 +1,5 @@
/* /*
Copyright (c) 2003-2011, Troy D. Hanson http://uthash.sourceforge.net Copyright (c) 2003-2013, Troy D. Hanson http://troydhanson.github.com/uthash/
All rights reserved. All rights reserved.
Redistribution and use in source and binary forms, with or without Redistribution and use in source and binary forms, with or without
@ -64,14 +64,24 @@ typedef unsigned char uint8_t;
#include <inttypes.h> /* uint32_t */ #include <inttypes.h> /* uint32_t */
#endif #endif
#define UTHASH_VERSION 1.9.4 #define UTHASH_VERSION 1.9.8
#ifndef uthash_fatal
#define uthash_fatal(msg) exit(-1) /* fatal error (out of memory,etc) */ #define uthash_fatal(msg) exit(-1) /* fatal error (out of memory,etc) */
#endif
#ifndef uthash_malloc
#define uthash_malloc(sz) malloc(sz) /* malloc fcn */ #define uthash_malloc(sz) malloc(sz) /* malloc fcn */
#endif
#ifndef uthash_free
#define uthash_free(ptr,sz) free(ptr) /* free fcn */ #define uthash_free(ptr,sz) free(ptr) /* free fcn */
#endif
#ifndef uthash_noexpand_fyi
#define uthash_noexpand_fyi(tbl) /* can be defined to log noexpand */ #define uthash_noexpand_fyi(tbl) /* can be defined to log noexpand */
#endif
#ifndef uthash_expand_fyi
#define uthash_expand_fyi(tbl) /* can be defined to log expands */ #define uthash_expand_fyi(tbl) /* can be defined to log expands */
#endif
/* initial number of buckets */ /* initial number of buckets */
#define HASH_INITIAL_NUM_BUCKETS 32 /* initial number of buckets */ #define HASH_INITIAL_NUM_BUCKETS 32 /* initial number of buckets */
@ -104,12 +114,12 @@ do {
if (!((tbl)->bloom_bv)) { uthash_fatal( "out of memory"); } \ if (!((tbl)->bloom_bv)) { uthash_fatal( "out of memory"); } \
memset((tbl)->bloom_bv, 0, HASH_BLOOM_BYTELEN); \ memset((tbl)->bloom_bv, 0, HASH_BLOOM_BYTELEN); \
(tbl)->bloom_sig = HASH_BLOOM_SIGNATURE; \ (tbl)->bloom_sig = HASH_BLOOM_SIGNATURE; \
} while (0); } while (0)
#define HASH_BLOOM_FREE(tbl) \ #define HASH_BLOOM_FREE(tbl) \
do { \ do { \
uthash_free((tbl)->bloom_bv, HASH_BLOOM_BYTELEN); \ uthash_free((tbl)->bloom_bv, HASH_BLOOM_BYTELEN); \
} while (0); } while (0)
#define HASH_BLOOM_BITSET(bv,idx) (bv[(idx)/8] |= (1U << ((idx)%8))) #define HASH_BLOOM_BITSET(bv,idx) (bv[(idx)/8] |= (1U << ((idx)%8)))
#define HASH_BLOOM_BITTEST(bv,idx) (bv[(idx)/8] & (1U << ((idx)%8))) #define HASH_BLOOM_BITTEST(bv,idx) (bv[(idx)/8] & (1U << ((idx)%8)))
@ -125,6 +135,7 @@ do {
#define HASH_BLOOM_FREE(tbl) #define HASH_BLOOM_FREE(tbl)
#define HASH_BLOOM_ADD(tbl,hashv) #define HASH_BLOOM_ADD(tbl,hashv)
#define HASH_BLOOM_TEST(tbl,hashv) (1) #define HASH_BLOOM_TEST(tbl,hashv) (1)
#define HASH_BLOOM_BYTELEN 0
#endif #endif
#define HASH_MAKE_TABLE(hh,head) \ #define HASH_MAKE_TABLE(hh,head) \
@ -147,14 +158,24 @@ do {
} while(0) } while(0)
#define HASH_ADD(hh,head,fieldname,keylen_in,add) \ #define HASH_ADD(hh,head,fieldname,keylen_in,add) \
HASH_ADD_KEYPTR(hh,head,&add->fieldname,keylen_in,add) HASH_ADD_KEYPTR(hh,head,&((add)->fieldname),keylen_in,add)
#define HASH_REPLACE(hh,head,fieldname,keylen_in,add,replaced) \
do { \
replaced=NULL; \
HASH_FIND(hh,head,&((add)->fieldname),keylen_in,replaced); \
if (replaced!=NULL) { \
HASH_DELETE(hh,head,replaced); \
}; \
HASH_ADD(hh,head,fieldname,keylen_in,add); \
} while(0)
#define HASH_ADD_KEYPTR(hh,head,keyptr,keylen_in,add) \ #define HASH_ADD_KEYPTR(hh,head,keyptr,keylen_in,add) \
do { \ do { \
unsigned _ha_bkt; \ unsigned _ha_bkt; \
(add)->hh.next = NULL; \ (add)->hh.next = NULL; \
(add)->hh.key = (char*)keyptr; \ (add)->hh.key = (char*)(keyptr); \
(add)->hh.keylen = keylen_in; \ (add)->hh.keylen = (unsigned)(keylen_in); \
if (!(head)) { \ if (!(head)) { \
head = (add); \ head = (add); \
(head)->hh.prev = NULL; \ (head)->hh.prev = NULL; \
@ -205,17 +226,17 @@ do {
_hd_hh_del = &((delptr)->hh); \ _hd_hh_del = &((delptr)->hh); \
if ((delptr) == ELMT_FROM_HH((head)->hh.tbl,(head)->hh.tbl->tail)) { \ if ((delptr) == ELMT_FROM_HH((head)->hh.tbl,(head)->hh.tbl->tail)) { \
(head)->hh.tbl->tail = \ (head)->hh.tbl->tail = \
(UT_hash_handle*)((char*)((delptr)->hh.prev) + \ (UT_hash_handle*)((ptrdiff_t)((delptr)->hh.prev) + \
(head)->hh.tbl->hho); \ (head)->hh.tbl->hho); \
} \ } \
if ((delptr)->hh.prev) { \ if ((delptr)->hh.prev) { \
((UT_hash_handle*)((char*)((delptr)->hh.prev) + \ ((UT_hash_handle*)((ptrdiff_t)((delptr)->hh.prev) + \
(head)->hh.tbl->hho))->next = (delptr)->hh.next; \ (head)->hh.tbl->hho))->next = (delptr)->hh.next; \
} else { \ } else { \
DECLTYPE_ASSIGN(head,(delptr)->hh.next); \ DECLTYPE_ASSIGN(head,(delptr)->hh.next); \
} \ } \
if (_hd_hh_del->next) { \ if (_hd_hh_del->next) { \
((UT_hash_handle*)((char*)_hd_hh_del->next + \ ((UT_hash_handle*)((ptrdiff_t)_hd_hh_del->next + \
(head)->hh.tbl->hho))->prev = \ (head)->hh.tbl->hho))->prev = \
_hd_hh_del->prev; \ _hd_hh_del->prev; \
} \ } \
@ -232,14 +253,20 @@ do {
HASH_FIND(hh,head,findstr,strlen(findstr),out) HASH_FIND(hh,head,findstr,strlen(findstr),out)
#define HASH_ADD_STR(head,strfield,add) \ #define HASH_ADD_STR(head,strfield,add) \
HASH_ADD(hh,head,strfield,strlen(add->strfield),add) HASH_ADD(hh,head,strfield,strlen(add->strfield),add)
#define HASH_REPLACE_STR(head,strfield,add,replaced) \
HASH_REPLACE(hh,head,strfield,strlen(add->strfield),add,replaced)
#define HASH_FIND_INT(head,findint,out) \ #define HASH_FIND_INT(head,findint,out) \
HASH_FIND(hh,head,findint,sizeof(int),out) HASH_FIND(hh,head,findint,sizeof(int),out)
#define HASH_ADD_INT(head,intfield,add) \ #define HASH_ADD_INT(head,intfield,add) \
HASH_ADD(hh,head,intfield,sizeof(int),add) HASH_ADD(hh,head,intfield,sizeof(int),add)
#define HASH_REPLACE_INT(head,intfield,add,replaced) \
HASH_REPLACE(hh,head,intfield,sizeof(int),add,replaced)
#define HASH_FIND_PTR(head,findptr,out) \ #define HASH_FIND_PTR(head,findptr,out) \
HASH_FIND(hh,head,findptr,sizeof(void *),out) HASH_FIND(hh,head,findptr,sizeof(void *),out)
#define HASH_ADD_PTR(head,ptrfield,add) \ #define HASH_ADD_PTR(head,ptrfield,add) \
HASH_ADD(hh,head,ptrfield,sizeof(void *),add) HASH_ADD(hh,head,ptrfield,sizeof(void *),add)
#define HASH_REPLACE_PTR(head,ptrfield,add) \
HASH_REPLACE(hh,head,ptrfield,sizeof(void *),add,replaced)
#define HASH_DEL(head,delptr) \ #define HASH_DEL(head,delptr) \
HASH_DELETE(hh,head,delptr) HASH_DELETE(hh,head,delptr)
@ -355,7 +382,7 @@ do {
for(_fn_i=0; _fn_i < keylen; _fn_i++) \ for(_fn_i=0; _fn_i < keylen; _fn_i++) \
hashv = (hashv * 16777619) ^ _hf_key[_fn_i]; \ hashv = (hashv * 16777619) ^ _hf_key[_fn_i]; \
bkt = hashv & (num_bkts-1); \ bkt = hashv & (num_bkts-1); \
} while(0); } while(0)
#define HASH_OAT(key,keylen,num_bkts,hashv,bkt) \ #define HASH_OAT(key,keylen,num_bkts,hashv,bkt) \
do { \ do { \
@ -389,10 +416,10 @@ do {
#define HASH_JEN(key,keylen,num_bkts,hashv,bkt) \ #define HASH_JEN(key,keylen,num_bkts,hashv,bkt) \
do { \ do { \
unsigned _hj_i,_hj_j,_hj_k; \ unsigned _hj_i,_hj_j,_hj_k; \
char *_hj_key=(char*)(key); \ unsigned char *_hj_key=(unsigned char*)(key); \
hashv = 0xfeedbeef; \ hashv = 0xfeedbeef; \
_hj_i = _hj_j = 0x9e3779b9; \ _hj_i = _hj_j = 0x9e3779b9; \
_hj_k = keylen; \ _hj_k = (unsigned)(keylen); \
while (_hj_k >= 12) { \ while (_hj_k >= 12) { \
_hj_i += (_hj_key[0] + ( (unsigned)_hj_key[1] << 8 ) \ _hj_i += (_hj_key[0] + ( (unsigned)_hj_key[1] << 8 ) \
+ ( (unsigned)_hj_key[2] << 16 ) \ + ( (unsigned)_hj_key[2] << 16 ) \
@ -440,7 +467,7 @@ do {
#endif #endif
#define HASH_SFH(key,keylen,num_bkts,hashv,bkt) \ #define HASH_SFH(key,keylen,num_bkts,hashv,bkt) \
do { \ do { \
char *_sfh_key=(char*)(key); \ unsigned char *_sfh_key=(unsigned char*)(key); \
uint32_t _sfh_tmp, _sfh_len = keylen; \ uint32_t _sfh_tmp, _sfh_len = keylen; \
\ \
int _sfh_rem = _sfh_len & 3; \ int _sfh_rem = _sfh_len & 3; \
@ -450,7 +477,7 @@ do {
/* Main loop */ \ /* Main loop */ \
for (;_sfh_len > 0; _sfh_len--) { \ for (;_sfh_len > 0; _sfh_len--) { \
hashv += get16bits (_sfh_key); \ hashv += get16bits (_sfh_key); \
_sfh_tmp = (get16bits (_sfh_key+2) << 11) ^ hashv; \ _sfh_tmp = (uint32_t)(get16bits (_sfh_key+2)) << 11 ^ hashv; \
hashv = (hashv << 16) ^ _sfh_tmp; \ hashv = (hashv << 16) ^ _sfh_tmp; \
_sfh_key += 2*sizeof (uint16_t); \ _sfh_key += 2*sizeof (uint16_t); \
hashv += hashv >> 11; \ hashv += hashv >> 11; \
@ -460,7 +487,7 @@ do {
switch (_sfh_rem) { \ switch (_sfh_rem) { \
case 3: hashv += get16bits (_sfh_key); \ case 3: hashv += get16bits (_sfh_key); \
hashv ^= hashv << 16; \ hashv ^= hashv << 16; \
hashv ^= _sfh_key[sizeof (uint16_t)] << 18; \ hashv ^= (uint32_t)(_sfh_key[sizeof (uint16_t)] << 18); \
hashv += hashv >> 11; \ hashv += hashv >> 11; \
break; \ break; \
case 2: hashv += get16bits (_sfh_key); \ case 2: hashv += get16bits (_sfh_key); \
@ -480,7 +507,7 @@ do {
hashv ^= hashv << 25; \ hashv ^= hashv << 25; \
hashv += hashv >> 6; \ hashv += hashv >> 6; \
bkt = hashv & (num_bkts-1); \ bkt = hashv & (num_bkts-1); \
} while(0); } while(0)
#ifdef HASH_USING_NO_STRICT_ALIASING #ifdef HASH_USING_NO_STRICT_ALIASING
/* The MurmurHash exploits some CPU's (x86,x86_64) tolerance for unaligned reads. /* The MurmurHash exploits some CPU's (x86,x86_64) tolerance for unaligned reads.
@ -492,7 +519,7 @@ do {
* gcc -m64 -dM -E - < /dev/null (on gcc) * gcc -m64 -dM -E - < /dev/null (on gcc)
* cc -## a.c (where a.c is a simple test file) (Sun Studio) * cc -## a.c (where a.c is a simple test file) (Sun Studio)
*/ */
#if (defined(__i386__) || defined(__x86_64__)) #if (defined(__i386__) || defined(__x86_64__) || defined(_M_IX86))
#define MUR_GETBLOCK(p,i) p[i] #define MUR_GETBLOCK(p,i) p[i]
#else /* non intel */ #else /* non intel */
#define MUR_PLUS0_ALIGNED(p) (((unsigned long)p & 0x3) == 0) #define MUR_PLUS0_ALIGNED(p) (((unsigned long)p & 0x3) == 0)
@ -531,10 +558,12 @@ do { \
uint32_t _mur_h1 = 0xf88D5353; \ uint32_t _mur_h1 = 0xf88D5353; \
uint32_t _mur_c1 = 0xcc9e2d51; \ uint32_t _mur_c1 = 0xcc9e2d51; \
uint32_t _mur_c2 = 0x1b873593; \ uint32_t _mur_c2 = 0x1b873593; \
uint32_t _mur_k1 = 0; \
const uint8_t *_mur_tail; \
const uint32_t *_mur_blocks = (const uint32_t*)(_mur_data+_mur_nblocks*4); \ const uint32_t *_mur_blocks = (const uint32_t*)(_mur_data+_mur_nblocks*4); \
int _mur_i; \ int _mur_i; \
for(_mur_i = -_mur_nblocks; _mur_i; _mur_i++) { \ for(_mur_i = -_mur_nblocks; _mur_i; _mur_i++) { \
uint32_t _mur_k1 = MUR_GETBLOCK(_mur_blocks,_mur_i); \ _mur_k1 = MUR_GETBLOCK(_mur_blocks,_mur_i); \
_mur_k1 *= _mur_c1; \ _mur_k1 *= _mur_c1; \
_mur_k1 = MUR_ROTL32(_mur_k1,15); \ _mur_k1 = MUR_ROTL32(_mur_k1,15); \
_mur_k1 *= _mur_c2; \ _mur_k1 *= _mur_c2; \
@ -543,8 +572,8 @@ do { \
_mur_h1 = MUR_ROTL32(_mur_h1,13); \ _mur_h1 = MUR_ROTL32(_mur_h1,13); \
_mur_h1 = _mur_h1*5+0xe6546b64; \ _mur_h1 = _mur_h1*5+0xe6546b64; \
} \ } \
const uint8_t *_mur_tail = (const uint8_t*)(_mur_data + _mur_nblocks*4); \ _mur_tail = (const uint8_t*)(_mur_data + _mur_nblocks*4); \
uint32_t _mur_k1=0; \ _mur_k1=0; \
switch((keylen) & 3) { \ switch((keylen) & 3) { \
case 3: _mur_k1 ^= _mur_tail[2] << 16; \ case 3: _mur_k1 ^= _mur_tail[2] << 16; \
case 2: _mur_k1 ^= _mur_tail[1] << 8; \ case 2: _mur_k1 ^= _mur_tail[1] << 8; \
@ -570,10 +599,10 @@ do {
if (head.hh_head) DECLTYPE_ASSIGN(out,ELMT_FROM_HH(tbl,head.hh_head)); \ if (head.hh_head) DECLTYPE_ASSIGN(out,ELMT_FROM_HH(tbl,head.hh_head)); \
else out=NULL; \ else out=NULL; \
while (out) { \ while (out) { \
if (out->hh.keylen == keylen_in) { \ if ((out)->hh.keylen == keylen_in) { \
if ((HASH_KEYCMP(out->hh.key,keyptr,keylen_in)) == 0) break; \ if ((HASH_KEYCMP((out)->hh.key,keyptr,keylen_in)) == 0) break; \
} \ } \
if (out->hh.hh_next) DECLTYPE_ASSIGN(out,ELMT_FROM_HH(tbl,out->hh.hh_next)); \ if ((out)->hh.hh_next) DECLTYPE_ASSIGN(out,ELMT_FROM_HH(tbl,(out)->hh.hh_next)); \
else out = NULL; \ else out = NULL; \
} \ } \
} while(0) } while(0)
@ -722,18 +751,22 @@ do {
_hs_qsize--; \ _hs_qsize--; \
} else if ( (_hs_qsize == 0) || !(_hs_q) ) { \ } else if ( (_hs_qsize == 0) || !(_hs_q) ) { \
_hs_e = _hs_p; \ _hs_e = _hs_p; \
if (_hs_p){ \
_hs_p = (UT_hash_handle*)((_hs_p->next) ? \ _hs_p = (UT_hash_handle*)((_hs_p->next) ? \
((void*)((char*)(_hs_p->next) + \ ((void*)((char*)(_hs_p->next) + \
(head)->hh.tbl->hho)) : NULL); \ (head)->hh.tbl->hho)) : NULL); \
} \
_hs_psize--; \ _hs_psize--; \
} else if (( \ } else if (( \
cmpfcn(DECLTYPE(head)(ELMT_FROM_HH((head)->hh.tbl,_hs_p)), \ cmpfcn(DECLTYPE(head)(ELMT_FROM_HH((head)->hh.tbl,_hs_p)), \
DECLTYPE(head)(ELMT_FROM_HH((head)->hh.tbl,_hs_q))) \ DECLTYPE(head)(ELMT_FROM_HH((head)->hh.tbl,_hs_q))) \
) <= 0) { \ ) <= 0) { \
_hs_e = _hs_p; \ _hs_e = _hs_p; \
if (_hs_p){ \
_hs_p = (UT_hash_handle*)((_hs_p->next) ? \ _hs_p = (UT_hash_handle*)((_hs_p->next) ? \
((void*)((char*)(_hs_p->next) + \ ((void*)((char*)(_hs_p->next) + \
(head)->hh.tbl->hho)) : NULL); \ (head)->hh.tbl->hho)) : NULL); \
} \
_hs_psize--; \ _hs_psize--; \
} else { \ } else { \
_hs_e = _hs_q; \ _hs_e = _hs_q; \
@ -748,13 +781,17 @@ do {
} else { \ } else { \
_hs_list = _hs_e; \ _hs_list = _hs_e; \
} \ } \
if (_hs_e) { \
_hs_e->prev = ((_hs_tail) ? \ _hs_e->prev = ((_hs_tail) ? \
ELMT_FROM_HH((head)->hh.tbl,_hs_tail) : NULL); \ ELMT_FROM_HH((head)->hh.tbl,_hs_tail) : NULL); \
} \
_hs_tail = _hs_e; \ _hs_tail = _hs_e; \
} \ } \
_hs_p = _hs_q; \ _hs_p = _hs_q; \
} \ } \
if (_hs_tail){ \
_hs_tail->next = NULL; \ _hs_tail->next = NULL; \
} \
if ( _hs_nmerges <= 1 ) { \ if ( _hs_nmerges <= 1 ) { \
_hs_looping=0; \ _hs_looping=0; \
(head)->hh.tbl->tail = _hs_tail; \ (head)->hh.tbl->tail = _hs_tail; \
@ -814,11 +851,18 @@ do {
if (head) { \ if (head) { \
uthash_free((head)->hh.tbl->buckets, \ uthash_free((head)->hh.tbl->buckets, \
(head)->hh.tbl->num_buckets*sizeof(struct UT_hash_bucket)); \ (head)->hh.tbl->num_buckets*sizeof(struct UT_hash_bucket)); \
HASH_BLOOM_FREE((head)->hh.tbl); \
uthash_free((head)->hh.tbl, sizeof(UT_hash_table)); \ uthash_free((head)->hh.tbl, sizeof(UT_hash_table)); \
(head)=NULL; \ (head)=NULL; \
} \ } \
} while(0) } while(0)
#define HASH_OVERHEAD(hh,head) \
(size_t)((((head)->hh.tbl->num_items * sizeof(UT_hash_handle)) + \
((head)->hh.tbl->num_buckets * sizeof(UT_hash_bucket)) + \
(sizeof(UT_hash_table)) + \
(HASH_BLOOM_BYTELEN)))
#ifdef NO_DECLTYPE #ifdef NO_DECLTYPE
#define HASH_ITER(hh,head,el,tmp) \ #define HASH_ITER(hh,head,el,tmp) \
for((el)=(head), (*(char**)(&(tmp)))=(char*)((head)?(head)->hh.next:NULL); \ for((el)=(head), (*(char**)(&(tmp)))=(char*)((head)?(head)->hh.next:NULL); \

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