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-rw-r--r--src/couchdb/couch_file.erl23
1 files changed, 15 insertions, 8 deletions
diff --git a/src/couchdb/couch_file.erl b/src/couchdb/couch_file.erl
index 9d2c42ca..56ebc4f2 100644
--- a/src/couchdb/couch_file.erl
+++ b/src/couchdb/couch_file.erl
@@ -120,7 +120,19 @@ pread_binary(Fd, Pos) ->
pread_iolist(Fd, Pos) ->
- gen_server:call(Fd, {pread_iolist, Pos}, infinity).
+ case gen_server:call(Fd, {pread_iolist, Pos}, infinity) of
+ {ok, IoList, <<>>} ->
+ {ok, IoList};
+ {ok, IoList, Md5} ->
+ case couch_util:md5(IoList) of
+ Md5 ->
+ {ok, IoList};
+ _ ->
+ exit({file_corruption, <<"file corruption">>})
+ end;
+ Error ->
+ Error
+ end.
%%----------------------------------------------------------------------
%% Purpose: The length of a file, in bytes.
@@ -296,15 +308,10 @@ handle_call({pread_iolist, Pos}, _From, File) ->
1 ->
{Md5, IoList} = extract_md5(
maybe_read_more_iolist(RestRawData, 16 + Len, NextPos, File)),
- case couch_util:md5(IoList) of
- Md5 ->
- {reply, {ok, IoList}, File};
- _ ->
- {stop, file_corruption, {error,file_corruption}, File}
- end;
+ {reply, {ok, IoList, Md5}, File};
0 ->
IoList = maybe_read_more_iolist(RestRawData, Len, NextPos, File),
- {reply, {ok, IoList}, File}
+ {reply, {ok, IoList, <<>>}, File}
end;
handle_call({pread, Pos, Bytes}, _From, #file{fd=Fd,tail_append_begin=TailAppendBegin}=File) ->
{ok, Bin} = file:pread(Fd, Pos, Bytes),