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_BASE_STATUS_H_ 29 #define UPB_BASE_STATUS_H_ 30 31 #include <stdarg.h> 32 33 // Must be last. 34 #include "upb/port/def.inc" 35 36 #define _kUpb_Status_MaxMessage 127 37 38 typedef struct { 39 bool ok; 40 char msg[_kUpb_Status_MaxMessage]; // Error message; NULL-terminated. 41 } upb_Status; 42 43 #ifdef __cplusplus 44 extern "C" { 45 #endif 46 47 UPB_API const char* upb_Status_ErrorMessage(const upb_Status* status); 48 UPB_API bool upb_Status_IsOk(const upb_Status* status); 49 50 // These are no-op if |status| is NULL. 51 UPB_API void upb_Status_Clear(upb_Status* status); 52 void upb_Status_SetErrorMessage(upb_Status* status, const char* msg); 53 void upb_Status_SetErrorFormat(upb_Status* status, const char* fmt, ...) 54 UPB_PRINTF(2, 3); 55 void upb_Status_VSetErrorFormat(upb_Status* status, const char* fmt, 56 va_list args) UPB_PRINTF(2, 0); 57 void upb_Status_VAppendErrorFormat(upb_Status* status, const char* fmt, 58 va_list args) UPB_PRINTF(2, 0); 59 60 #ifdef __cplusplus 61 } /* extern "C" */ 62 #endif 63 64 #include "upb/port/undef.inc" 65 66 #endif /* UPB_BASE_STATUS_H_ */ 67