Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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49 lines
1.8 KiB
49 lines
1.8 KiB
/* |
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* upb - a minimalist implementation of protocol buffers. |
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* |
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* Copyright (c) 2009 Joshua Haberman. See LICENSE for details. |
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* |
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*/ |
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#include <stdarg.h> |
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#include <stddef.h> |
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#include "upb.h" |
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#define alignof(t) offsetof(struct { char c; t x; }, x) |
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#define TYPE_INFO(proto_type, wire_type, ctype) \ |
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[GOOGLE_PROTOBUF_FIELDDESCRIPTORPROTO_TYPE_ ## proto_type] = \ |
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{alignof(ctype), sizeof(ctype), wire_type, #ctype}, |
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struct upb_type_info upb_type_info[] = { |
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TYPE_INFO(DOUBLE, UPB_WIRE_TYPE_64BIT, double) |
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TYPE_INFO(FLOAT, UPB_WIRE_TYPE_32BIT, float) |
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TYPE_INFO(INT64, UPB_WIRE_TYPE_VARINT, int64_t) |
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TYPE_INFO(UINT64, UPB_WIRE_TYPE_VARINT, uint64_t) |
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TYPE_INFO(INT32, UPB_WIRE_TYPE_VARINT, int32_t) |
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TYPE_INFO(FIXED64, UPB_WIRE_TYPE_64BIT, uint64_t) |
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TYPE_INFO(FIXED32, UPB_WIRE_TYPE_32BIT, uint32_t) |
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TYPE_INFO(BOOL, UPB_WIRE_TYPE_VARINT, bool) |
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TYPE_INFO(MESSAGE, UPB_WIRE_TYPE_DELIMITED, void*) |
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TYPE_INFO(GROUP, UPB_WIRE_TYPE_START_GROUP, void*) |
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TYPE_INFO(UINT32, UPB_WIRE_TYPE_VARINT, uint32_t) |
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TYPE_INFO(ENUM, UPB_WIRE_TYPE_VARINT, uint32_t) |
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TYPE_INFO(SFIXED32, UPB_WIRE_TYPE_32BIT, int32_t) |
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TYPE_INFO(SFIXED64, UPB_WIRE_TYPE_64BIT, int64_t) |
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TYPE_INFO(SINT32, UPB_WIRE_TYPE_VARINT, int32_t) |
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TYPE_INFO(SINT64, UPB_WIRE_TYPE_VARINT, int64_t) |
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TYPE_INFO(STRING, UPB_WIRE_TYPE_DELIMITED, struct upb_string*) |
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TYPE_INFO(BYTES, UPB_WIRE_TYPE_DELIMITED, struct upb_string*) |
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}; |
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void upb_seterr(struct upb_status *status, enum upb_status_code code, |
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const char *msg, ...) |
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{ |
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if(upb_ok(status)) { // The first error is the most interesting. |
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status->code = code; |
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va_list args; |
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va_start(args, msg); |
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vsnprintf(status->msg, UPB_ERRORMSG_MAXLEN, msg, args); |
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va_end(args); |
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} |
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}
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