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@@ -11,7 +11,7 @@ pipeline { | |
| NOTIFY_TO = '[email protected]' | ||
| ONLY_DOCS = "false" | ||
| GITHUB_CHECK_ITS_NAME = 'Integration Tests' | ||
| ITS_PIPELINE = 'apm-integration-tests-selector-mbp/master' | ||
| ITS_PIPELINE = 'apm-integration-tests-selector-mbp/main' | ||
| } | ||
| options { | ||
| buildDiscarder(logRotator(numToKeepStr: '20', artifactNumToKeepStr: '20', daysToKeepStr: '30')) | ||
|
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,156 @@ | ||
| /* | ||
| * Licensed to Elasticsearch B.V. under one or more contributor | ||
| * license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright | ||
| * ownership. Elasticsearch B.V. licenses this file to you 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. | ||
| */ | ||
|
|
||
| #include "TextOutputStream.h" | ||
|
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||
| TextOutputStream makeTextOutputStream( char* bufferBegin, size_t bufferSize ) | ||
| { | ||
| ELASTIC_APM_ASSERT_VALID_PTR( bufferBegin ); | ||
| ELASTIC_APM_ASSERT_GE_UINT64( bufferSize, ELASTIC_APM_TEXT_OUTPUT_STREAM_MIN_BUFFER_SIZE ); | ||
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| TextOutputStream txtOutStream = | ||
| { | ||
| .bufferBegin = bufferBegin, | ||
| .bufferSize = bufferSize, | ||
| .freeSpaceBegin = bufferBegin, | ||
| .isOverflowed = false, | ||
| .autoTermZero = true, | ||
| .shouldEncloseUserString = true | ||
| }; | ||
| ELASTIC_APM_ASSERT_VALID_PTR_TEXT_OUTPUT_STREAM( &txtOutStream ); | ||
|
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| // We cannot work with a buffer that doesn't have reserved space | ||
| if ( bufferSize < ELASTIC_APM_TEXT_OUTPUT_STREAM_MIN_BUFFER_SIZE ) | ||
| { | ||
| txtOutStream.isOverflowed = true; | ||
|
|
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| // If buffer is not zero sized then mark it as empty | ||
| if ( bufferSize != 0 ) *bufferBegin = '\0'; | ||
|
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| ELASTIC_APM_ASSERT( textOutputStreamIsOverflowed( &txtOutStream ), "" ); | ||
| } | ||
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| ELASTIC_APM_ASSERT_VALID_PTR_TEXT_OUTPUT_STREAM( &txtOutStream ); | ||
| return txtOutStream; | ||
| } | ||
|
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| bool textOutputStreamStartEntry( TextOutputStream* txtOutStream, TextOutputStreamState* txtOutStreamState ) | ||
| { | ||
| ELASTIC_APM_ASSERT_VALID_PTR_TEXT_OUTPUT_STREAM( txtOutStream ); | ||
| ELASTIC_APM_ASSERT_VALID_PTR( txtOutStreamState ); | ||
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| if ( textOutputStreamIsOverflowed( txtOutStream ) ) return false; | ||
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| txtOutStreamState->autoTermZero = txtOutStream->autoTermZero; | ||
| txtOutStreamState->freeSpaceBegin = txtOutStream->freeSpaceBegin; | ||
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| txtOutStream->autoTermZero = false; | ||
|
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| return true; | ||
| } | ||
|
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| String streamStringView( StringView value, TextOutputStream* txtOutStream ) | ||
| { | ||
| TextOutputStreamState txtOutStreamStateOnEntryStart; | ||
| if ( ! textOutputStreamStartEntry( txtOutStream, &txtOutStreamStateOnEntryStart ) ) | ||
| return ELASTIC_APM_TEXT_OUTPUT_STREAM_NOT_ENOUGH_SPACE_MARKER; | ||
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| const size_t freeSizeBeforeWrite = textOutputStreamGetFreeSpaceSize( txtOutStream ); | ||
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| const size_t numberOfCharsToCopy = ELASTIC_APM_MIN( value.length, freeSizeBeforeWrite ); | ||
| if ( numberOfCharsToCopy != 0 ) | ||
| memcpy( txtOutStreamStateOnEntryStart.freeSpaceBegin, value.begin, numberOfCharsToCopy * sizeof( char ) ); | ||
| textOutputStreamSkipNChars( txtOutStream, numberOfCharsToCopy ); | ||
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| if ( numberOfCharsToCopy < value.length ) | ||
| return textOutputStreamEndEntryAsOverflowed( &txtOutStreamStateOnEntryStart, txtOutStream ); | ||
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| return textOutputStreamEndEntry( &txtOutStreamStateOnEntryStart, txtOutStream ); | ||
| } | ||
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| String streamVPrintf( TextOutputStream* txtOutStream, String printfFmt, va_list printfFmtArgs ) | ||
| { | ||
| TextOutputStreamState txtOutStreamStateOnEntryStart; | ||
| if ( ! textOutputStreamStartEntry( txtOutStream, &txtOutStreamStateOnEntryStart ) ) | ||
| return ELASTIC_APM_TEXT_OUTPUT_STREAM_NOT_ENOUGH_SPACE_MARKER; | ||
|
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| const size_t freeSpaceSize = textOutputStreamGetFreeSpaceSize( txtOutStream ); | ||
|
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| // We can take one more char from reserved space for printf's terminating '\0' | ||
| int snprintfRetVal = vsnprintf( txtOutStreamStateOnEntryStart.freeSpaceBegin, freeSpaceSize + 1, printfFmt, printfFmtArgs ); | ||
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| // snprintf: If an encoding error occurs, a negative number is returned | ||
| // so we don't change advance the buffer tracker | ||
| if ( snprintfRetVal < 0 ) return "<vsnprintf returned error>"; | ||
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| // snprintf: when returned value is non-negative and less than buffer-size | ||
| // then the string has been completely written | ||
| // otherwise it means buffer overflowed | ||
| const bool isOverflowed = ( snprintfRetVal > freeSpaceSize ); | ||
| // snprintf always writes terminating '\0' | ||
| // but return value is number of chars written not counting the terminating '\0' | ||
| textOutputStreamSkipNChars( txtOutStream, isOverflowed ? freeSpaceSize : snprintfRetVal ); | ||
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| return ( isOverflowed ) | ||
| ? textOutputStreamEndEntryAsOverflowed( &txtOutStreamStateOnEntryStart, txtOutStream ) | ||
| : textOutputStreamEndEntry( &txtOutStreamStateOnEntryStart, txtOutStream ); | ||
| } | ||
|
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| size_t textOutputStreamGetFreeSpaceSize( const TextOutputStream* txtOutStream ) | ||
| { | ||
| ELASTIC_APM_ASSERT_VALID_PTR_TEXT_OUTPUT_STREAM( txtOutStream ); | ||
|
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| const size_t reservedAndUsedSpaceSize = | ||
| ELASTIC_APM_TEXT_OUTPUT_STREAM_RESERVED_SPACE_SIZE + | ||
| ( txtOutStream->freeSpaceBegin - txtOutStream->bufferBegin ); | ||
|
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| if ( txtOutStream->bufferSize < reservedAndUsedSpaceSize ) return 0; | ||
|
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| return txtOutStream->bufferSize - reservedAndUsedSpaceSize; | ||
| } | ||
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| String textOutputStreamEndEntryAsOverflowed( const TextOutputStreamState* txtOutStreamStateOnEntryStart, TextOutputStream* txtOutStream ) | ||
| { | ||
| ELASTIC_APM_ASSERT_VALID_PTR_TEXT_OUTPUT_STREAM( txtOutStream ); | ||
|
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| const char* const contentEnd = txtOutStream->freeSpaceBegin; | ||
|
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| if ( ! textOutputStreamIsOverflowed( txtOutStream ) ) | ||
| { | ||
| ELASTIC_APM_ASSERT( textOutputStreamHasReservedSpace( txtOutStream ), "" ); | ||
|
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| strcpy( txtOutStream->freeSpaceBegin, ELASTIC_APM_TEXT_OUTPUT_STREAM_OVERFLOWED_MARKER ); | ||
| txtOutStream->freeSpaceBegin += ELASTIC_APM_TEXT_OUTPUT_STREAM_OVERFLOWED_MARKER_LENGTH; | ||
|
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| txtOutStream->isOverflowed = true; | ||
| ELASTIC_APM_ASSERT( textOutputStreamIsOverflowed( txtOutStream ), "" ); | ||
| } | ||
|
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| return textOutputStreamEndEntryEx( contentEnd, txtOutStreamStateOnEntryStart,txtOutStream ); | ||
| } | ||
|
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| String textOutputStreamEndEntry( const TextOutputStreamState* txtOutStreamStateOnEntryStart, TextOutputStream* txtOutStream ) | ||
| { | ||
| // If we need to append terminating '\0' but there's no space for it | ||
| // then we consider the stream as overflowed | ||
| if ( txtOutStreamStateOnEntryStart->autoTermZero && ( textOutputStreamGetFreeSpaceSize( txtOutStream ) == 0 ) ) | ||
| return textOutputStreamEndEntryAsOverflowed( txtOutStreamStateOnEntryStart, txtOutStream ); | ||
|
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| return textOutputStreamEndEntryEx( /* contentEnd: */ txtOutStream->freeSpaceBegin, txtOutStreamStateOnEntryStart, txtOutStream ); | ||
| } |
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