60 lines
2.1 KiB
C
60 lines
2.1 KiB
C
#ifndef ROUTE_H_c2d88c54_f18d_4b71_9fce_5d43c0723360
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#define ROUTE_H_c2d88c54_f18d_4b71_9fce_5d43c0723360
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/* Sticking to odd-numbered constants, since the plan is for most
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bindings to use odd-numbered atoms for immediates and even-numbered
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atoms for heap-allocated complex values. TODO: make this a proper
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part of the interface? */
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#define TT_WILD ((tt_atom_t) -1) /* Wildcard */
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#define TT_BOS ((tt_atom_t) -3) /* Beginning of sequence */
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#define TT_EOS ((tt_atom_t) -5) /* End of sequence */
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#define TT_BOC ((tt_atom_t) -7) /* Beginning of capture */
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#define TT_EOC ((tt_atom_t) -9) /* End of capture */
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/* N.B. Returns a tt_grab'd result. */
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extern tt_node_ptr_t tt_trie_combine(tt_arena_t *a,
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tt_node_ptr_t r1,
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tt_node_ptr_t r2,
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int left_empty_keep,
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int right_empty_keep,
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int left_base_keep,
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int right_base_keep,
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void *f_context,
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/* Should return a tt_grab'd result. */
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tt_node_ptr_t (*f)(void *f_context,
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tt_node_ptr_t r1,
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tt_node_ptr_t r2));
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/* N.B. Returns a tt_grab'd result. */
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extern tt_node_ptr_t tt_trie_union_map(tt_arena_t *a, tt_node_ptr_t r1, tt_node_ptr_t r2);
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extern tt_node_ptr_t tt_trie_union_set(tt_arena_t *a, tt_node_ptr_t r1, tt_node_ptr_t r2);
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extern tt_node_ptr_t tt_trie_subtract_set(tt_arena_t *a, tt_node_ptr_t r1, tt_node_ptr_t r2);
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/* ungrab'd */
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extern tt_node_ptr_t tt_trie_step(tt_arena_t *a, tt_node_ptr_t r, tt_atom_t key);
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/* ungrab'd */
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extern tt_node_ptr_t tt_trie_relabel(tt_arena_t *a,
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tt_node_ptr_t r,
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void *f_context,
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tt_node_ptr_t (*f)(void *f_context,
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tt_node_ptr_t oldlabel));
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extern tt_node_ptr_t tt_trie_relabel_const(tt_arena_t *a, tt_node_ptr_t r, tt_node_ptr_t newlabel);
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/* These return ungrab'd */
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extern tt_node_ptr_t tt_begin_path(tt_arena_t *a, tt_node_ptr_t ok_dict);
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extern tt_node_ptr_t tt_prepend_path(tt_arena_t *a, tt_atom_t tok, tt_node_ptr_t tail);
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extern void tt_dump_routingtable(tt_arena_t *a, tt_node_ptr_t r, int initial_indent);
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// TODO move to the right place
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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