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54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
/* radare - LGPL - Copyright 2007-2011 pancake<nopcode.org> */
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#include <r_flags.h>
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/* compare names */
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static int ncmp(const void *a, const void *b) {
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RFlagItem *fa = (RFlagItem *)a;
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RFlagItem *fb = (RFlagItem *)b;
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return strcmp (fa->name, fb->name);
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}
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/* compare offsets */
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static int cmp(const void *a, const void *b) {
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RFlagItem *fa = (RFlagItem *)a;
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RFlagItem *fb = (RFlagItem *)b;
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if (fa->offset > fb->offset) return 1;
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else if (fa->offset < fb->offset) return -1;
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return 0;
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}
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R_API int r_flag_sort(RFlag *f, int namesort) {
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int ret = R_FALSE;
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int changes;
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RFlagItem *flag, *fi = NULL;
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RListIter *iter, *it_elem;
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RList *tmp = r_list_new ();
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// find bigger ones after this
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do {
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changes = 0;
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fi = NULL;
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r_list_foreach (f->flags, iter, flag) {
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if (fi == NULL) {
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fi = flag;
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it_elem = iter;
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changes = 1;
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} else if (((namesort)? ncmp (fi, flag): cmp (fi, flag)) <= 0) {
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fi = flag;
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it_elem = iter;
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changes = 1;
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}
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}
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if (fi && changes) {
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ret = R_TRUE;
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r_list_split_iter (f->flags, it_elem);
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free (it_elem);
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r_list_append (tmp, fi);
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}
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} while (changes);
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free (f->flags);
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f->flags = tmp;
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f->flags->free = free;
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return ret;
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}
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