1 /* 2 * Copyright (c) 2009-2021, Google LLC 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * * Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * * Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * * Neither the name of Google LLC nor the 13 * names of its contributors may be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL Google LLC BE LIABLE FOR ANY DIRECT, 20 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #ifndef UPB_JSON_ENCODE_H_ 29 #define UPB_JSON_ENCODE_H_ 30 31 #include "upb/reflection/def.h" 32 33 // Must be last. 34 #include "upb/port/def.inc" 35 36 #ifdef __cplusplus 37 extern "C" { 38 #endif 39 40 enum { 41 /* When set, emits 0/default values. TODO(haberman): proto3 only? */ 42 upb_JsonEncode_EmitDefaults = 1 << 0, 43 44 /* When set, use normal (snake_case) field names instead of JSON (camelCase) 45 names. */ 46 upb_JsonEncode_UseProtoNames = 1 << 1, 47 48 /* When set, emits enums as their integer values instead of as their names. */ 49 upb_JsonEncode_FormatEnumsAsIntegers = 1 << 2 50 }; 51 52 /* Encodes the given |msg| to JSON format. The message's reflection is given in 53 * |m|. The symtab in |symtab| is used to find extensions (if NULL, extensions 54 * will not be printed). 55 * 56 * Output is placed in the given buffer, and always NULL-terminated. The output 57 * size (excluding NULL) is returned. This means that a return value >= |size| 58 * implies that the output was truncated. (These are the same semantics as 59 * snprintf()). */ 60 size_t upb_JsonEncode(const upb_Message* msg, const upb_MessageDef* m, 61 const upb_DefPool* ext_pool, int options, char* buf, 62 size_t size, upb_Status* status); 63 64 #ifdef __cplusplus 65 } /* extern "C" */ 66 #endif 67 68 #include "upb/port/undef.inc" 69 70 #endif /* UPB_JSONENCODE_H_ */ 71