diff options
Diffstat (limited to 'longbow/src/LongBow/traps.h')
-rwxr-xr-x | longbow/src/LongBow/traps.h | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/longbow/src/LongBow/traps.h b/longbow/src/LongBow/traps.h new file mode 100755 index 00000000..e6c68d65 --- /dev/null +++ b/longbow/src/LongBow/traps.h @@ -0,0 +1,164 @@ +/* + * Copyright (c) 2017 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/** + * @file traps.h + * @ingroup runtime + * @brief Runtime and Test Traps + * + */ +#ifndef LongBow_traps_h +#define LongBow_traps_h + +/** + * @def trapUnrecoverableState + * @brief Lay a trap to report an unrecoverable state in program execution. + * + * @param ... A printf(3) format string of explanitory text and values + */ +#define trapUnrecoverableState(...) \ + longBowTrap(&LongBowTrapUnrecoverableState, "Unrecoverable State: " __VA_ARGS__) + +/** + * @def trapNotImplemented + * @brief Lay a trap to report and abort an unimplemented capability. + * + * @param ... A printf(3) format string of explanitory text and values + */ +#define trapNotImplemented(...) \ + longBowTrap(&LongBowTrapNotImplemented, "Feature not implemented: " __VA_ARGS__) + +/** + * @def trapIllegalValue + * @brief Trap an illegal value. + * + * To used for capturing parameter validation, for example. + * + * @param [in] argumentName A name that is displayed in the report message. + * @param [in] ... A printf format string and associated parameters. + */ +#define trapIllegalValue(argumentName, ...) \ + longBowTrap(&LongBowTrapIllegalValue, "Illegal value for '" #argumentName "': " __VA_ARGS__) + +/** + * @def trapIllegalValueIf + * @brief Trap an illegal value if a condition is met. + * + * To used for the case where the value is valid + * (eg. it is the correct type) but is an illegal value to be used in the context in which it was attempted to be applied. + * + * @param [in] condition A logical expression that if true, induces this trap. + * @param [in] ... A printf format string and associated parameters. + */ +#define trapIllegalValueIf(condition, ...) \ + longBowTrapIf(&LongBowTrapIllegalValue, condition, "Illegal value: " __VA_ARGS__) + +/** + * @def trapInvalidValueIf + * @brief Trap an invalid value if a condition is met. + * + * Used for capturing parameter validation. + * For example, a composite value (C struct) has an internally invalid state for example. + * + * @param [in] condition A logical expression that if true, induces this trap. + * @param [in] ... A printf format string and associated parameters. + */ +#define trapInvalidValueIf(condition, ...) \ + longBowTrapIf(&LongBowTrapInvalidValue, condition, "Invalid value: " __VA_ARGS__) + +/** + * @def trapOutOfBounds + * @brief Trap an out-of-bounds condition on an index. + * + * @param [in] index The index that is out of bounds. + * @param [in] ... A printf format string and associated parameters. + */ +#define trapOutOfBounds(index, ...) \ + longBowTrap(&LongBowTrapOutOfBounds, "Element out of bounds, " #index ": " __VA_ARGS__) + +/** + * @def trapOutOfBoundsIf + * @brief Trap an out-of-bounds condition for a specific value. + * + * @param [in] condition A logical expression that if true, induces this trap. + * @param [in] ... A printf format string and associated parameters. + */ +#define trapOutOfBoundsIf(condition, ...) \ + longBowTrapIf(&LongBowTrapOutOfBounds, condition, "Out of bounds: " __VA_ARGS__) + +/** + * @def trapOutOfMemory + * @brief Signal that no more memory could be allocated. + * + * @param ... A printf format string and accompanying parameters. + */ +#define trapOutOfMemory(...) \ + longBowTrap(&LongBowTrapOutOfMemoryEvent, "Out of memory. " __VA_ARGS__) + +/** + * @def trapOutOfMemoryIf + * @brief Signal that no more memory could be allocated. + * + * @param [in] condition A logical expression that if true, induces this trap. + * @param [in] ... A printf format string and associated parameters. + */ +#define trapOutOfMemoryIf(condition, ...) \ + longBowTrapIf(&LongBowTrapOutOfMemoryEvent, condition, "Out of memory. " __VA_ARGS__) + +/** + * @def trapUnexpectedState + * @brief Signal that an unexpected or inconsistent state was encountered. + * + * @param ... A printf format string and accompanying parameters. + */ +#define trapUnexpectedState(...) \ + longBowTrap(&LongBowTrapUnexpectedStateEvent, "Unexpected state. " __VA_ARGS__) + +/** + * @def trapUnexpectedStateIf + * @brief If the given condition is true, signal that an unexpected state was encountered . + * + * @param [in] condition A logical expression that if true, induces this trap. + * @param [in] ... A printf format string and associated parameters. + */ +#define trapUnexpectedStateIf(condition, ...) \ + longBowTrapIf(&LongBowTrapUnexpectedStateEvent, condition, "Unexpected state: " __VA_ARGS__) + +/** + * @def trapCoreDump + * @brief Send a SIGTRAP to the current process. + */ +#define trapCoreDump() \ + kill(0, SIGTRAP); + +/** + * @def trapCannotObtainLock + * @brief Signal that a lock could not be obtained. + * + * @param ... A printf format string and accompanying parameters. + */ +#define trapCannotObtainLock(...) \ + longBowTrap(&LongBowTrapCannotObtainLockEvent, "Cannot obtain lock " __VA_ARGS__) + +/** + * @def trapCannotObtainLock + * @brief Signal that a lock could not be obtained. + * + * @param ... A printf format string and accompanying parameters. + */ +#define trapCannotObtainLockIf(condition, ...) \ + longBowTrapIf(&LongBowTrapCannotObtainLockEvent, condition, "Cannot obtain lock " __VA_ARGS__) + +#endif |