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b21d13684b
* Consolidate header files User should now need only include c_kzg.h and bls12_381.h. * Update README
99 lines
5.1 KiB
C
99 lines
5.1 KiB
C
/*
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* Copyright 2021 Benjamin Edgington
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @file control.h
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*
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* Macros for control flow and error handling.
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*/
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#ifdef DEBUG
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#include <stdlib.h>
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#include <stdio.h>
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#define CHECK(cond) \
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if (!(cond)) { \
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printf("\n%s:%d: Failed CHECK: %s\n", __FILE__, __LINE__, #cond); \
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abort(); \
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}
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#define TRY(result) \
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{ \
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C_KZG_RET ret = (result); \
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if (ret != C_KZG_OK) { \
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printf("\n%s:%d: Failed TRY: %s, result = %d\n", __FILE__, __LINE__, #result, ret); \
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abort(); \
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} \
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}
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#define ASSERT(cond) \
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if (!(cond)) { \
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printf("\n%s:%d: Failed ASSERT: %s\n", __FILE__, __LINE__, #cond); \
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abort(); \
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}
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#else
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#define CHECK(cond) \
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if (!(cond)) return C_KZG_BADARGS
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#define TRY(result) \
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{ \
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C_KZG_RET ret = (result); \
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if (ret == C_KZG_MALLOC) return ret; \
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if (ret != C_KZG_OK) return C_KZG_ERROR; \
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}
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#define ASSERT(cond) \
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if (!(cond)) return C_KZG_ERROR
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#endif // DEBUG
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/** @def CHECK
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*
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* Test input parameters.
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*
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* Differs from `ASSERT` in returning `C_KZG_BADARGS`.
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*
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* This macro comes in two versions according to whether `DEBUG` is defined or not (`-DDEBUG` compiler flag).
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* - `DEBUG` is undefined: when @p cond is false, return from the current function with the value `C_KZG_BADARGS`,
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* otherwise continue.
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* - `DEBUG` is defined: when @p cond is false, print file and line number information and abort the run. This is very
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* useful for dubugging. The @p ret parameter is ignored in this case.
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*
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* @param cond The condition to be tested
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*/
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/** @def TRY
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*
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* Handle errors in called functions.
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*
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* This macro comes in two versions according to whether `DEBUG` is defined or not (`-DDEBUG` compiler flag).
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* - `DEBUG` is undefined: if the @p result is not `C_KZG_OK`, return immediately with either `C_KZG_MALLOC` or
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* `C_KZG_ERROR`. Otherwise continue.
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* - `DEBUG` is defined: if @p result is not `C_KZG_OK`, print file and line number information and abort the run.
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* This is very useful for dubugging.
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*
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* @param result The function call result to be tested
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*/
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/** @def ASSERT
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*
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* Test the correctness of statements.
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*
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* Differs from `CHECK` in returning `C_KZG_ERROR`.
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*
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* This macro comes in two versions according to whether `DEBUG` is defined or not (`-DDEBUG` compiler flag).
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* - `DEBUG` is undefined: when @p cond is false, return from the current function with the value `C_KZG_ERROR`,
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* otherwise continue.
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* - `DEBUG` is defined: when @p cond is false, print file and line number information and abort the run. This is very
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* useful for dubugging. The @p ret parameter is ignored in this case.
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*
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* @param cond The condition to be tested
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*/
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