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author | WuKong <rebirthmonkey@gmail.com> | 2015-09-04 09:25:34 +0200 |
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committer | WuKong <rebirthmonkey@gmail.com> | 2015-09-04 09:25:34 +0200 |
commit | 3baeb11a8fbcfcdbc31976d421f17b85503b3ecd (patch) | |
tree | 04891d88c1127148f1b390b5a24414e85b270aee /moon-abe/pbc-0.5.14/misc/darray.h | |
parent | 67c5b73910f5fc437429c356978081b252a59480 (diff) |
init attribute-based encryption
Change-Id: Iba1a3d722110abf747a0fba366f3ebc911d25b25
Diffstat (limited to 'moon-abe/pbc-0.5.14/misc/darray.h')
-rw-r--r-- | moon-abe/pbc-0.5.14/misc/darray.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/moon-abe/pbc-0.5.14/misc/darray.h b/moon-abe/pbc-0.5.14/misc/darray.h new file mode 100644 index 00000000..ecbd04ad --- /dev/null +++ b/moon-abe/pbc-0.5.14/misc/darray.h @@ -0,0 +1,92 @@ +// darray = "dynamic array" +// A linked-list implementation using C arrays. + +#ifndef __PBC_DARRAY_H__ +#define __PBC_DARRAY_H__ + +#pragma GCC visibility push(hidden) + +struct darray_s { + void **item; + int count; + int max; +}; + +typedef struct darray_s darray_t[1]; +typedef struct darray_s *darray_ptr; + +/*@manual darray +Initialize a dynamic array 'a'. Must be called before 'a' is used. +*/ +void darray_init(darray_t a); +darray_ptr darray_new(void); + +void darray_free(darray_ptr a); + +/*@manual darray +Clears a dynamic array 'a'. Should be called after 'a' is no longer needed. +*/ +void darray_clear(darray_t a); + +/*@manual darray +Appends 'p' to the dynamic array 'a'. +*/ +void darray_append(darray_t a, void *p); + +/*@manual darray +Returns the pointer at index 'i' in the dynamic array 'a'. +*/ +static inline void *darray_at(darray_t a, int i) { + return a->item[i]; +} + +int darray_index_of(darray_ptr a, void *p); +void darray_remove(darray_ptr a, void *p); +void darray_remove_last(darray_ptr a); +void darray_remove_with_test(darray_ptr a, int (*test)(void *)); + +/*@manual darray +Removes the pointer at index 'i' in the dynamic array 'a'. +*/ +void darray_remove_index(darray_ptr a, int n); +void darray_copy(darray_ptr dst, darray_ptr src); +void darray_remove_all(darray_ptr d); +void darray_forall(darray_t a, void (*func)(void *)); +void darray_forall2(darray_t a, + void (*func)(void *darray_item, void *scope_ptr), + void *scope_ptr); +void darray_forall3(darray_t a, + void (*func)(void *darray_item, + void *scope_ptr1, + void *scope_ptr2), + void *scope_ptr1, + void *scope_ptr2); +void darray_forall4(darray_t a, + void (*func)(void *darray_item, + void *scope_ptr1, + void *scope_ptr2, + void *scope_ptr3), + void *scope_ptr1, + void *scope_ptr2, + void *scope_ptr3); + +void *darray_at_test(darray_ptr a, int (*test)(void *,void *), void *scope_ptr); + +/*@manual darray +Returns the number of pointers held in 'a'. +*/ +static inline int darray_count(darray_ptr a) { + return a->count; +} + +static inline int darray_is_empty(darray_ptr a) { + return !a->count; +} + +static inline void *darray_last(darray_t a) { + return a->item[a->count - 1]; +} + +#pragma GCC visibility pop + +#endif //__PBC_DARRAY_H__ |