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Change how read and write errors are detected on fstream based streams.

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This commit is contained in:
Peter Howkins
2018-03-21 01:01:09 +00:00
parent 490890cd23
commit abd209a83c
2 changed files with 12 additions and 6 deletions
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12
cde/programs/dtinfo/DtMmdb/compression/zip.C
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@@ -67,7 +67,8 @@ void zip::compress(const buffer& uncompressed, buffer& compressed)
if ( !out )
throw(streamException(out.rdstate()));
if ( out.write(uncompressed.get_base(), uncompressed.content_sz()) == 0 )
out.write(uncompressed.get_base(), uncompressed.content_sz());
if ( out.bad() )
throw(streamException(out.rdstate()));
out.close();
@@ -84,7 +85,8 @@ void zip::compress(const buffer& uncompressed, buffer& compressed)
compressed.expand_chunk(x);
if ( in.read(compressed.get_base(), x) == 0 || x != in.gcount() )
in.read(compressed.get_base(), x);
if ( in.bad() || x != in.gcount() )
throw(streamException(in.rdstate()));
compressed.set_content_sz(x);
@@ -102,7 +104,8 @@ void zip::decompress(buffer& compressed, buffer& uncompressed)
if ( !out )
throw(streamException(out.rdstate()));
if ( out.write(compressed.get_base(), compressed.content_sz()) == 0 )
out.write(compressed.get_base(), compressed.content_sz());
if ( out.bad() )
throw(streamException(out.rdstate()));
out.close();
@@ -119,7 +122,8 @@ void zip::decompress(buffer& compressed, buffer& uncompressed)
uncompressed.expand_chunk(x);
if ( in.read(uncompressed.get_base(), x) == 0 || x != in.gcount() )
in.read(uncompressed.get_base(), x);
if ( in.bad() || x != in.gcount() )
throw(streamException(in.rdstate()));
uncompressed.set_content_sz(x);