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core: Extract a function for injecting entries to msgpack map
Signed-off-by: Hiroshi Hatake <[email protected]>
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,39 @@ | ||
| /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ | ||
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| /* Fluent Bit | ||
| * ========== | ||
| * Copyright (C) 2015-2023 The Fluent Bit Authors | ||
| * | ||
| * 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. | ||
| */ | ||
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| #ifndef FLB_MSGPACK_APPEND_MESSAGE_H | ||
| #define FLB_MSGPACK_APPEND_MESSAGE_H | ||
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| /* Error codes */ | ||
| #define FLB_MAP_EXPAND_SUCCESS 0 | ||
| #define FLB_MAP_NOT_MODIFIED -1 | ||
| #define FLB_MAP_EXPANSION_ERROR -2 | ||
| #define FLB_MAP_EXPANSION_INVALID_VALUE_TYPE -3 | ||
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| #include <fluent-bit/flb_pack.h> | ||
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| int flb_msgpack_append_message_to_record(char **result_buffer, | ||
| size_t *result_size, | ||
| flb_sds_t message_key_name, | ||
| char *base_object_buffer, | ||
| size_t base_object_size, | ||
| char *message_buffer, | ||
| size_t message_size, | ||
| int message_type); | ||
| #endif |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ | ||
|
|
||
| /* Fluent Bit | ||
| * ========== | ||
| * Copyright (C) 2015-2023 The Fluent Bit Authors | ||
| * | ||
| * 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. | ||
| */ | ||
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| #include <fluent-bit/flb_msgpack_append_message.h> | ||
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| int flb_msgpack_append_message_to_record(char **result_buffer, | ||
| size_t *result_size, | ||
| flb_sds_t message_key_name, | ||
| char *base_object_buffer, | ||
| size_t base_object_size, | ||
| char *message_buffer, | ||
| size_t message_size, | ||
| int message_type) | ||
| { | ||
| int result = FLB_MAP_NOT_MODIFIED; | ||
| char *modified_data_buffer; | ||
| int modified_data_size; | ||
| msgpack_object_kv *new_map_entries[1]; | ||
| msgpack_object_kv message_entry; | ||
| *result_buffer = NULL; | ||
| *result_size = 0; | ||
| modified_data_buffer = NULL; | ||
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| if (message_key_name != NULL) { | ||
| new_map_entries[0] = &message_entry; | ||
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| message_entry.key.type = MSGPACK_OBJECT_STR; | ||
| message_entry.key.via.str.size = flb_sds_len(message_key_name); | ||
| message_entry.key.via.str.ptr = message_key_name; | ||
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| if (message_type == MSGPACK_OBJECT_BIN) { | ||
| message_entry.val.type = MSGPACK_OBJECT_BIN; | ||
| message_entry.val.via.bin.size = message_size; | ||
| message_entry.val.via.bin.ptr = message_buffer; | ||
| } | ||
| else if (message_type == MSGPACK_OBJECT_STR) { | ||
| message_entry.val.type = MSGPACK_OBJECT_STR; | ||
| message_entry.val.via.str.size = message_size; | ||
| message_entry.val.via.str.ptr = message_buffer; | ||
| } | ||
| else { | ||
| result = FLB_MAP_EXPANSION_INVALID_VALUE_TYPE; | ||
| } | ||
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| if (result == FLB_MAP_NOT_MODIFIED) { | ||
| result = flb_msgpack_expand_map(base_object_buffer, | ||
| base_object_size, | ||
| new_map_entries, 1, | ||
| &modified_data_buffer, | ||
| &modified_data_size); | ||
| if (result == 0) { | ||
| result = FLB_MAP_EXPAND_SUCCESS; | ||
| } | ||
| else { | ||
| result = FLB_MAP_EXPANSION_ERROR; | ||
| } | ||
| } | ||
| } | ||
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| if (result == FLB_MAP_EXPAND_SUCCESS) { | ||
| *result_buffer = modified_data_buffer; | ||
| *result_size = modified_data_size; | ||
| } | ||
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| return result; | ||
| } |