seekg position should be relative to beginning #4413 aleph-us/devs#397

aleks-f · aleks-f · commit 1edabc19d8ed · 2024-07-18T14:21:30.000+02:00
diff --git a/Foundation/include/Poco/StreamCopier.h b/Foundation/include/Poco/StreamCopier.h
@@ -144,7 +144,7 @@ static std::streamsize copyStreamRangeUnbuffered(std::istream& istr, std::ostrea
 		T len = 0;
 		if (istr)
 		{
-			istr.seekg(rangeStart);
+			istr.seekg(rangeStart, std::ios_base::beg);
 			istr.read(buffer.begin(), bufferSize);
 			std::streamsize n = istr.gcount();
 			while (n > 0)
@@ -209,7 +209,7 @@ static std::streamsize copyStreamRangeUnbuffered(std::istream& istr, std::ostrea
 		char c = 0;
 		if (istr)
 		{
-			istr.seekg(rangeStart);
+			istr.seekg(rangeStart, std::ios_base::beg);
 			istr.get(c);
 			while (istr && ostr && (len < rangeLength))
 			{

Original file line number	Diff line number	Diff line change
`@@ -144,7 +144,7 @@ static std::streamsize copyStreamRangeUnbuffered(std::istream& istr, std::ostrea`
`144`	`144`	`T len = 0;`
`145`	`145`	`if (istr)`
`146`	`146`	`{`
`147`		`- istr.seekg(rangeStart);`
	`147`	`+ istr.seekg(rangeStart, std::ios_base::beg);`
`148`	`148`	`istr.read(buffer.begin(), bufferSize);`
`149`	`149`	`std::streamsize n = istr.gcount();`
`150`	`150`	`while (n > 0)`
`@@ -209,7 +209,7 @@ static std::streamsize copyStreamRangeUnbuffered(std::istream& istr, std::ostrea`
`209`	`209`	`char c = 0;`
`210`	`210`	`if (istr)`
`211`	`211`	`{`
`212`		`- istr.seekg(rangeStart);`
	`212`	`+ istr.seekg(rangeStart, std::ios_base::beg);`
`213`	`213`	`istr.get(c);`
`214`	`214`	`while (istr && ostr && (len < rangeLength))`
`215`	`215`	`{`