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#ifndef GU_SEQ_H_
#define GU_SEQ_H_
#include <gu/mem.h>
typedef struct {
size_t len;
uint8_t data[0];
} GuSeq;
typedef struct {
GuSeq* seq;
size_t elem_size;
size_t avail_len;
GuFinalizer fin;
} GuBuf;
GU_API_DECL GuSeq*
gu_empty_seq();
GU_API_DECL GuSeq*
gu_make_seq(size_t elem_size, size_t len, GuPool* pool);
#define gu_new_seq(T, N, POOL) \
gu_make_seq(sizeof(T), (N), (POOL))
GU_API_DECL GuSeq*
gu_alloc_seq_(size_t elem_size, size_t length);
#define gu_alloc_seq(T, N) \
gu_alloc_seq_(sizeof(T), (N))
GU_API_DECL GuSeq*
gu_realloc_seq_(GuSeq* seq, size_t elem_size, size_t length);
#define gu_realloc_seq(S, T, N) \
gu_realloc_seq_(S, sizeof(T), (N))
GU_API_DECL void
gu_seq_free(GuSeq* seq);
inline size_t
gu_seq_length(GuSeq* seq)
{
return seq->len;
}
inline void*
gu_seq_data(GuSeq* seq)
{
return seq->data;
}
#define gu_seq_index(SEQ, T, I) \
(&((T*)gu_seq_data(SEQ))[I])
#define gu_seq_get(SEQ, T, I) \
(*gu_seq_index(SEQ, T, I))
#define gu_seq_set(SEQ, T, I, V) \
GU_BEGIN \
(*gu_seq_index(SEQ, T, I) = (V)); \
GU_END
GU_API_DECL GuBuf*
gu_make_buf(size_t elem_size, GuPool* pool);
#define gu_new_buf(T, POOL) \
gu_make_buf(sizeof(T), (POOL))
inline size_t
gu_buf_length(GuBuf* buf)
{
return buf->seq->len;
}
inline size_t
gu_buf_avail(GuBuf* buf)
{
return buf->avail_len;
}
inline void*
gu_buf_data(GuBuf* buf)
{
return &buf->seq->data;
}
inline GuSeq*
gu_buf_data_seq(GuBuf* buf)
{
return buf->seq;
}
#define gu_buf_index(BUF, T, I) \
(&((T*)gu_buf_data(BUF))[I])
#define gu_buf_get(BUF, T, I) \
(*gu_buf_index(BUF, T, I))
#define gu_buf_set(BUF, T, I, V) \
GU_BEGIN \
(*gu_buf_index(BUF, T, I) = (V)); \
GU_END
GU_API_DECL void
gu_buf_push_n(GuBuf* buf, const void* elems, size_t n_elems);
GU_API_DECL void*
gu_buf_extend_n(GuBuf* buf, size_t n_elems);
inline void*
gu_buf_extend(GuBuf* buf)
{
return gu_buf_extend_n(buf, 1);
}
#define gu_buf_push(BUF, T, VAL) \
GU_BEGIN \
((*(T*)gu_buf_extend(BUF)) = (VAL)); \
GU_END
GU_API_DECL void
gu_buf_pop_n(GuBuf* buf, size_t n_elems, void* data_out);
#define gu_buf_get_last(BUF, T) \
(((T*)gu_buf_data(BUF))[(BUF)->seq->len-1])
#define gu_buf_index_last(BUF, T) \
(&((T*)gu_buf_data(BUF))[(BUF)->seq->len-1])
GU_API_DECL const void*
gu_buf_trim_n(GuBuf* buf, size_t n_elems);
inline const void*
gu_buf_trim(GuBuf* buf)
{
return gu_buf_trim_n(buf, 1);
}
GU_API_DECL void*
gu_buf_insert(GuBuf* buf, size_t n_index);
inline void
gu_buf_flush(GuBuf* buf)
{
buf->seq->len = 0;
}
#define gu_buf_pop(BUF, T) \
(*(T*)gu_buf_trim(BUF))
GU_API_DECL void
gu_buf_sort(GuBuf *buf, GuOrder *order);
#define gu_seq_binsearch(S, O, T, V) \
((T*) gu_seq_binsearch_(S, O, sizeof(T), V))
GU_API_DECL void*
gu_seq_binsearch_(GuSeq *seq, GuOrder *order, size_t elem_size, const void *key);
#define gu_seq_binsearch_index(S, O, T, V, PI) \
gu_seq_binsearch_index_(S, O, sizeof(T), V, PI)
GU_API_DECL bool
gu_seq_binsearch_index_(GuSeq *seq, GuOrder *order, size_t elem_size,
const void *key, size_t *pindex);
// Using a buffer as a heap
GU_API_DECL void
gu_buf_heap_push(GuBuf *buf, GuOrder *order, void *value);
GU_API_DECL void
gu_buf_heap_pop(GuBuf *buf, GuOrder *order, void* data_out);
GU_API_DECL void
gu_buf_heap_replace(GuBuf *buf, GuOrder *order, void *value, void *data_out);
GU_API_DECL void
gu_buf_heapify(GuBuf *buf, GuOrder *order);
GU_API_DECL GuSeq*
gu_buf_freeze(GuBuf* buf, GuPool* pool);
GU_API_DECL void
gu_buf_evacuate(GuBuf* buf, GuPool* pool);
#endif // GU_SEQ_H_
#ifdef GU_STRING_H_
GU_INTERNAL_DECL void
gu_buf_require(GuBuf* buf, size_t req_len);
#endif // GU_STRING_H_
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