diff --git a/src/common/unzip.c b/src/common/unzip.c index b9b9bd32d0..d9b855ae5c 100644 --- a/src/common/unzip.c +++ b/src/common/unzip.c @@ -606,10 +606,12 @@ local int unzlocal_GetCurrentFileInfoInternal (file, /* we check the magic */ if (err==UNZ_OK) + { if (unzlocal_getLong(s->file,&uMagic) != UNZ_OK) err=UNZ_ERRNO; else if (uMagic!=0x02014b50) err=UNZ_BADZIPFILE; + } if (unzlocal_getShort(s->file,&file_info.version) != UNZ_OK) err=UNZ_ERRNO; @@ -686,10 +688,13 @@ local int unzlocal_GetCurrentFileInfoInternal (file, uSizeRead = extraFieldBufferSize; if (lSeek!=0) + { if (fseek(s->file,lSeek,SEEK_CUR)==0) lSeek=0; else err=UNZ_ERRNO; + } + if ((file_info.size_file_extra>0) && (extraFieldBufferSize>0)) if (fread(extraField,(uInt)uSizeRead,1,s->file)!=1) err=UNZ_ERRNO; @@ -711,10 +716,13 @@ local int unzlocal_GetCurrentFileInfoInternal (file, uSizeRead = commentBufferSize; if (lSeek!=0) + { if (fseek(s->file,lSeek,SEEK_CUR)==0) lSeek=0; else err=UNZ_ERRNO; + } + if ((file_info.size_file_comment>0) && (commentBufferSize>0)) if (fread(szComment,(uInt)uSizeRead,1,s->file)!=1) err=UNZ_ERRNO; @@ -902,10 +910,12 @@ local int unzlocal_CheckCurrentFileCoherencyHeader (s,piSizeVar, if (err==UNZ_OK) + { if (unzlocal_getLong(s->file,&uMagic) != UNZ_OK) err=UNZ_ERRNO; else if (uMagic!=0x04034b50) err=UNZ_BADZIPFILE; + } if (unzlocal_getShort(s->file,&uData) != UNZ_OK) err=UNZ_ERRNO;