diff options
Diffstat (limited to 'libccnx-transport-rta/ccnx/transport/common/transport_Message.h')
-rw-r--r-- | libccnx-transport-rta/ccnx/transport/common/transport_Message.h | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/libccnx-transport-rta/ccnx/transport/common/transport_Message.h b/libccnx-transport-rta/ccnx/transport/common/transport_Message.h new file mode 100644 index 00000000..5f79fc3b --- /dev/null +++ b/libccnx-transport-rta/ccnx/transport/common/transport_Message.h @@ -0,0 +1,175 @@ +/* + * 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 transport_Message.h + * @brief <#Brief Description#> + * + * NOTE: TransportMessage is being phased out for the CCNxTlvDictionary + * + */ +#ifndef Libccnx_transport_Message_h +#define Libccnx_transport_Message_h + +#include <ccnx/common/codec/ccnxCodec_NetworkBuffer.h> + +#include <ccnx/common/internal/ccnx_TlvDictionary.h> + +struct transport_message; +/** + * + * @see TransportMessage_CreateFromCcnxMessage + * @see TransportMessage_CreateFromMessage + */ +typedef struct transport_message TransportMessage; + +/** + * Stores a reference to the given dictionary + * + * The caller is responsible for releasing 'dictionary' as the transport message stores its own reference. + * + * @param [in] dictionary A pointer to a valid `CCNxTlvDictionary` + * + * @return <#value#> <#explanation#> + * + * Example: + * @code + * <#example#> + * @endcode + */ +TransportMessage *transportMessage_CreateFromDictionary(CCNxTlvDictionary *dictionary); + +bool transportMessage_isValid(const TransportMessage *message); + +#ifdef TransportLibrary_DISABLE_VALIDATION +# define transportMessage_OptionalAssertValid(_instance_) +#else +# define transportMessage_OptionalAssertValid(_instance_) transportMessage_AssertValid(_instance_) +#endif +/** + * Assert that the given `TransportMessage` instance is valid. + * + * @param [in] message A pointer to a valid TransportMessage instance. + * + * Example: + * @code + * { + * TransportMessage *a = transportMessage_CreateFromDictionary(dictionary); + * + * transportMessage_AssertValid(a); + * + * printf("Instance is valid.\n"); + * + * transportMessage_Release(&b); + * } + * @endcode + */ +void transportMessage_AssertValid(const TransportMessage *message); + +/** + * <#One Line Description#> + * + * <#Paragraphs Of Explanation#> + * + * @param [<#in out in,out#>] <#name#> <#description#> + * + * @return <#value#> <#explanation#> + * + * Example: + * @code + * <#example#> + * @endcode + */ +CCNxTlvDictionary *transportMessage_GetDictionary(TransportMessage *tm); + +/** + * Destroy the transport message and everything inside it + * + * <#Paragraphs Of Explanation#> + * + * @param [<#in out in,out#>] <#name#> <#description#> + * + * @return <#value#> <#explanation#> + * + * Example: + * @code + * <#example#> + * @endcode + * + * @see <#references#> + */ +void transportMessage_Destroy(TransportMessage **tmPtr); + +typedef void (TransportMessage_Free)(void **); + +/** + * <#One Line Description#> + * + * Add some stack payload to a transport message. + * Will not be freed. + * This is typically used to put a pointer to the RtaConnection in the message. + * + * @param [<#in out in,out#>] <#name#> <#description#> + * + * @return <#value#> <#explanation#> + * + * Example: + * @code + * <#example#> + * @endcode + * + * @see <#references#> + */ +void transportMessage_SetInfo(TransportMessage *tm, void *info, TransportMessage_Free *freefunc); + +/** + * <#One Line Description#> + * + * <#Paragraphs Of Explanation#> + * + * @param [<#in out in,out#>] <#name#> <#description#> + * + * @return <#value#> <#explanation#> + * + * Example: + * @code + * <#example#> + * @endcode + * + * @see <#references#> + */ +void *transportMessage_GetInfo(const TransportMessage *tm); + +bool transportMessage_IsControl(const TransportMessage *tm); +bool transportMessage_IsInterest(const TransportMessage *tm); +bool transportMessage_IsContentObject(const TransportMessage *tm); + +/** + * If in DEBUG mode, returns how long the message has been in the system + * + * If not in DEBUG mode, will always be {.tv_sec = 0, .tv_usec = 0}. The time is based + * on gettimeofday(). + * + * @param [<#in out in,out#>] <#name#> <#description#> + * + * @return <#value#> <#explanation#> + * + * Example: + * @code + * <#example#> + * @endcode + */ +struct timeval transportMessage_GetDelay(const TransportMessage *tm); +#endif // Libccnx_transport_Message_h |