Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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33 lines
912 B
33 lines
912 B
15 years ago
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#include "upb_decoder.h"
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#include "upb_textprinter.h"
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#include "upb_stdio.h"
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int main() {
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upb_symtab *symtab = upb_symtab_new();
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upb_symtab_add_descriptorproto(symtab);
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upb_def *fds = upb_symtab_lookup(
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symtab, UPB_STRLIT("google.protobuf.FileDescriptorSet"));
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upb_stdio *in = upb_stdio_new();
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upb_stdio_reset(in, stdin);
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upb_stdio *out = upb_stdio_new();
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upb_stdio_reset(out, stdout);
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upb_decoder *d = upb_decoder_new(upb_downcast_msgdef(fds));
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upb_decoder_reset(d, upb_stdio_bytesrc(in));
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upb_textprinter *p = upb_textprinter_new();
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upb_textprinter_reset(p, upb_stdio_bytesink(out), false);
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upb_status status = UPB_STATUS_INIT;
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upb_streamdata(upb_decoder_src(d), upb_textprinter_sink(p), &status);
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assert(upb_ok(&status));
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upb_stdio_free(in);
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upb_stdio_free(out);
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upb_decoder_free(d);
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upb_textprinter_free(p);
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upb_def_unref(fds);
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upb_symtab_unref(symtab);
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}
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