Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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52 lines
2.0 KiB
52 lines
2.0 KiB
/* |
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* upb - a minimalist implementation of protocol buffers. |
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* |
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* Copyright (c) 2010 Google Inc. See LICENSE for details. |
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* Author: Josh Haberman <jhaberman@gmail.com> |
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* |
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*/ |
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#include "upb/upb.h" |
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#include "upb/msg.h" |
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#define UPB_ACCESSOR(type, ctype) \ |
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upb_flow_t upb_stdmsg_set ## type (void *_m, upb_value fval, \ |
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upb_value val) { \ |
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assert(_m != NULL); \ |
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const upb_fielddef *f = upb_value_getfielddef(fval); \ |
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uint8_t *m = _m; \ |
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/* Hasbit is set automatically by the handlers. */ \ |
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*(ctype*)&m[f->offset] = upb_value_get ## type(val); \ |
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return UPB_CONTINUE; \ |
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} \ |
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UPB_ACCESSOR(double, double) |
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UPB_ACCESSOR(float, float) |
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UPB_ACCESSOR(int32, int32_t) |
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UPB_ACCESSOR(int64, int64_t) |
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UPB_ACCESSOR(uint32, uint32_t) |
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UPB_ACCESSOR(uint64, uint64_t) |
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UPB_ACCESSOR(bool, bool) |
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UPB_ACCESSOR(ptr, void*) |
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#undef UPB_ACCESSORS |
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static void upb_accessors_onfreg(void *c, upb_fhandlers *fh, |
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const upb_fielddef *f) { |
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(void)c; |
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if (f->accessor) { |
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upb_fhandlers_setfval(fh, f->fval); |
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if (upb_isseq(f)) { |
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upb_fhandlers_setstartseq(fh, f->accessor->startseq); |
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upb_fhandlers_setvalue(fh, f->accessor->append); |
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upb_fhandlers_setstartsubmsg(fh, f->accessor->appendsubmsg); |
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} else { |
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upb_fhandlers_setvalue(fh, f->accessor->set); |
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upb_fhandlers_setstartsubmsg(fh, f->accessor->startsubmsg); |
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upb_fhandlers_sethasbit(fh, f->hasbit); |
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} |
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} |
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} |
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upb_mhandlers *upb_accessors_reghandlers(upb_handlers *h, const upb_msgdef *m) { |
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return upb_handlers_regmsgdef(h, m, NULL, &upb_accessors_onfreg, NULL); |
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}
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