Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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30 lines
715 B
30 lines
715 B
4 years ago
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#ifndef UPB_INT_H_
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#define UPB_INT_H_
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#include "upb/upb.h"
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struct mem_block;
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typedef struct mem_block mem_block;
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struct upb_arena {
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_upb_arena_head head;
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uint32_t *cleanups;
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/* Allocator to allocate arena blocks. We are responsible for freeing these
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* when we are destroyed. */
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upb_alloc *block_alloc;
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uint32_t last_size;
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/* When multiple arenas are fused together, each arena points to a parent
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* arena (root points to itself). The root tracks how many live arenas
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* reference it. */
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uint32_t refcount; /* Only used when a->parent == a */
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struct upb_arena *parent;
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/* Linked list of blocks to free/cleanup. */
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mem_block *freelist, *freelist_tail;
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};
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#endif /* UPB_INT_H_ */
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