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Diffstat (limited to 'libs/libaxolotl/src/utarray.h')
-rw-r--r-- | libs/libaxolotl/src/utarray.h | 238 |
1 files changed, 0 insertions, 238 deletions
diff --git a/libs/libaxolotl/src/utarray.h b/libs/libaxolotl/src/utarray.h deleted file mode 100644 index 979e99e98e..0000000000 --- a/libs/libaxolotl/src/utarray.h +++ /dev/null @@ -1,238 +0,0 @@ -/* -Copyright (c) 2008-2016, Troy D. Hanson http://troydhanson.github.com/uthash/ -All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are met: - - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS -IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED -TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A -PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER -OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - -/* a dynamic array implementation using macros - */ -#ifndef UTARRAY_H -#define UTARRAY_H - -#define UTARRAY_VERSION 2.0.1 - -#ifdef __GNUC__ -#define _UNUSED_ __attribute__ ((__unused__)) -#else -#define _UNUSED_ -#endif - -#include <stddef.h> /* size_t */ -#include <string.h> /* memset, etc */ -#include <stdlib.h> /* exit */ - -#ifndef oom -#define oom() exit(-1) -#endif - -typedef void (ctor_f)(void *dst, const void *src); -typedef void (dtor_f)(void *elt); -typedef void (init_f)(void *elt); -typedef struct { - size_t sz; - init_f *init; - ctor_f *copy; - dtor_f *dtor; -} UT_icd; - -typedef struct { - unsigned i,n;/* i: index of next available slot, n: num slots */ - UT_icd icd; /* initializer, copy and destructor functions */ - char *d; /* n slots of size icd->sz*/ -} UT_array; - -#define utarray_init(a,_icd) do { \ - memset(a,0,sizeof(UT_array)); \ - (a)->icd = *(_icd); \ -} while(0) - -#define utarray_done(a) do { \ - if ((a)->n) { \ - if ((a)->icd.dtor) { \ - unsigned _ut_i; \ - for(_ut_i=0; _ut_i < (a)->i; _ut_i++) { \ - (a)->icd.dtor(utarray_eltptr(a,_ut_i)); \ - } \ - } \ - free((a)->d); \ - } \ - (a)->n=0; \ -} while(0) - -#define utarray_new(a,_icd) do { \ - (a) = (UT_array*)malloc(sizeof(UT_array)); \ - if ((a) == NULL) oom(); \ - utarray_init(a,_icd); \ -} while(0) - -#define utarray_free(a) do { \ - utarray_done(a); \ - free(a); \ -} while(0) - -#define utarray_reserve(a,by) do { \ - if (((a)->i+(by)) > (a)->n) { \ - char *utarray_tmp; \ - while (((a)->i+(by)) > (a)->n) { (a)->n = ((a)->n ? (2*(a)->n) : 8); } \ - utarray_tmp=(char*)realloc((a)->d, (a)->n*(a)->icd.sz); \ - if (utarray_tmp == NULL) oom(); \ - (a)->d=utarray_tmp; \ - } \ -} while(0) - -#define utarray_push_back(a,p) do { \ - utarray_reserve(a,1); \ - if ((a)->icd.copy) { (a)->icd.copy( _utarray_eltptr(a,(a)->i++), p); } \ - else { memcpy(_utarray_eltptr(a,(a)->i++), p, (a)->icd.sz); }; \ -} while(0) - -#define utarray_pop_back(a) do { \ - if ((a)->icd.dtor) { (a)->icd.dtor( _utarray_eltptr(a,--((a)->i))); } \ - else { (a)->i--; } \ -} while(0) - -#define utarray_extend_back(a) do { \ - utarray_reserve(a,1); \ - if ((a)->icd.init) { (a)->icd.init(_utarray_eltptr(a,(a)->i)); } \ - else { memset(_utarray_eltptr(a,(a)->i),0,(a)->icd.sz); } \ - (a)->i++; \ -} while(0) - -#define utarray_len(a) ((a)->i) - -#define utarray_eltptr(a,j) (((j) < (a)->i) ? _utarray_eltptr(a,j) : NULL) -#define _utarray_eltptr(a,j) ((a)->d + ((a)->icd.sz * (j))) - -#define utarray_insert(a,p,j) do { \ - if ((j) > (a)->i) utarray_resize(a,j); \ - utarray_reserve(a,1); \ - if ((j) < (a)->i) { \ - memmove( _utarray_eltptr(a,(j)+1), _utarray_eltptr(a,j), \ - ((a)->i - (j))*((a)->icd.sz)); \ - } \ - if ((a)->icd.copy) { (a)->icd.copy( _utarray_eltptr(a,j), p); } \ - else { memcpy(_utarray_eltptr(a,j), p, (a)->icd.sz); }; \ - (a)->i++; \ -} while(0) - -#define utarray_inserta(a,w,j) do { \ - if (utarray_len(w) == 0) break; \ - if ((j) > (a)->i) utarray_resize(a,j); \ - utarray_reserve(a,utarray_len(w)); \ - if ((j) < (a)->i) { \ - memmove(_utarray_eltptr(a,(j)+utarray_len(w)), \ - _utarray_eltptr(a,j), \ - ((a)->i - (j))*((a)->icd.sz)); \ - } \ - if ((a)->icd.copy) { \ - unsigned _ut_i; \ - for(_ut_i=0;_ut_i<(w)->i;_ut_i++) { \ - (a)->icd.copy(_utarray_eltptr(a, (j) + _ut_i), _utarray_eltptr(w, _ut_i)); \ - } \ - } else { \ - memcpy(_utarray_eltptr(a,j), _utarray_eltptr(w,0), \ - utarray_len(w)*((a)->icd.sz)); \ - } \ - (a)->i += utarray_len(w); \ -} while(0) - -#define utarray_resize(dst,num) do { \ - unsigned _ut_i; \ - if ((dst)->i > (unsigned)(num)) { \ - if ((dst)->icd.dtor) { \ - for (_ut_i = (num); _ut_i < (dst)->i; ++_ut_i) { \ - (dst)->icd.dtor(_utarray_eltptr(dst, _ut_i)); \ - } \ - } \ - } else if ((dst)->i < (unsigned)(num)) { \ - utarray_reserve(dst, (num) - (dst)->i); \ - if ((dst)->icd.init) { \ - for (_ut_i = (dst)->i; _ut_i < (unsigned)(num); ++_ut_i) { \ - (dst)->icd.init(_utarray_eltptr(dst, _ut_i)); \ - } \ - } else { \ - memset(_utarray_eltptr(dst, (dst)->i), 0, (dst)->icd.sz*((num) - (dst)->i)); \ - } \ - } \ - (dst)->i = (num); \ -} while(0) - -#define utarray_concat(dst,src) do { \ - utarray_inserta(dst, src, utarray_len(dst)); \ -} while(0) - -#define utarray_erase(a,pos,len) do { \ - if ((a)->icd.dtor) { \ - unsigned _ut_i; \ - for (_ut_i = 0; _ut_i < (len); _ut_i++) { \ - (a)->icd.dtor(utarray_eltptr(a, (pos) + _ut_i)); \ - } \ - } \ - if ((a)->i > ((pos) + (len))) { \ - memmove(_utarray_eltptr(a, pos), _utarray_eltptr(a, (pos) + (len)), \ - ((a)->i - ((pos) + (len))) * (a)->icd.sz); \ - } \ - (a)->i -= (len); \ -} while(0) - -#define utarray_renew(a,u) do { \ - if (a) utarray_clear(a); \ - else utarray_new(a, u); \ -} while(0) - -#define utarray_clear(a) do { \ - if ((a)->i > 0) { \ - if ((a)->icd.dtor) { \ - unsigned _ut_i; \ - for(_ut_i=0; _ut_i < (a)->i; _ut_i++) { \ - (a)->icd.dtor(_utarray_eltptr(a, _ut_i)); \ - } \ - } \ - (a)->i = 0; \ - } \ -} while(0) - -#define utarray_sort(a,cmp) do { \ - qsort((a)->d, (a)->i, (a)->icd.sz, cmp); \ -} while(0) - -#define utarray_find(a,v,cmp) bsearch((v),(a)->d,(a)->i,(a)->icd.sz,cmp) - -#define utarray_front(a) (((a)->i) ? (_utarray_eltptr(a,0)) : NULL) -#define utarray_next(a,e) (((e)==NULL) ? utarray_front(a) : ((((a)->i) > (utarray_eltidx(a,e)+1)) ? _utarray_eltptr(a,utarray_eltidx(a,e)+1) : NULL)) -#define utarray_prev(a,e) (((e)==NULL) ? utarray_back(a) : ((utarray_eltidx(a,e) > 0) ? _utarray_eltptr(a,utarray_eltidx(a,e)-1) : NULL)) -#define utarray_back(a) (((a)->i) ? (_utarray_eltptr(a,(a)->i-1)) : NULL) -#define utarray_eltidx(a,e) (((char*)(e) >= (a)->d) ? (((char*)(e) - (a)->d)/(a)->icd.sz) : -1) - -/* last we pre-define a few icd for common utarrays of ints and strings */ -static void utarray_str_cpy(void *dst, const void *src) { - char **_src = (char**)src, **_dst = (char**)dst; - *_dst = (*_src == NULL) ? NULL : strdup(*_src); -} -static void utarray_str_dtor(void *elt) { - char **eltc = (char**)elt; - if (*eltc != NULL) free(*eltc); -} -static const UT_icd ut_str_icd _UNUSED_ = {sizeof(char*),NULL,utarray_str_cpy,utarray_str_dtor}; -static const UT_icd ut_int_icd _UNUSED_ = {sizeof(int),NULL,NULL,NULL}; -static const UT_icd ut_ptr_icd _UNUSED_ = {sizeof(void*),NULL,NULL,NULL}; - - -#endif /* UTARRAY_H */ |