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Commit 527c8263 authored by Alexandre Julliard's avatar Alexandre Julliard
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cabinet: Create temp files only once we have data to store into them.

parent d651fbe4
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Showing with 19 additions and 27 deletions
dlls/cabinet/fci.c
View file @ 527c8263
......@@ -108,7 +108,6 @@ typedef struct {
struct temp_file
{
INT_PTR handle;
cab_ULONG size;
char name[CB_MAX_FILENAME];
};
......@@ -183,9 +182,10 @@ typedef struct FCI_Int
struct list files_list;
struct list blocks_list;
cab_ULONG folders_size;
cab_ULONG files_size;
cab_ULONG placed_files_size;
cab_ULONG folders_data_size;
cab_ULONG files_size; /* size of files not yet assigned to a folder */
cab_ULONG placed_files_size; /* size of files already placed into a folder */
cab_ULONG pending_data_size; /* size of data not yet assigned to a folder */
cab_ULONG folders_data_size; /* total size of data contained in the current folders */
TCOMP compression;
cab_UWORD (*compress)(struct FCI_Int *);
} FCI_Int;
......@@ -244,7 +244,6 @@ static BOOL create_temp_file( FCI_Int *fci, struct temp_file *file )
set_error( fci, FCIERR_TEMP_FILE, err );
return FALSE;
}
file->size = 0;
return TRUE;
}
......@@ -317,6 +316,8 @@ static BOOL add_data_block( FCI_Int *fci, PFNFCISTATUS status_callback )
if (!fci->cdata_in) return TRUE;
if (fci->data.handle == -1 && !create_temp_file( fci, &fci->data )) return FALSE;
if (!(block = fci->alloc( sizeof(*block) )))
{
set_error( fci, FCIERR_ALLOC_FAIL, ERROR_NOT_ENOUGH_MEMORY );
......@@ -334,7 +335,7 @@ static BOOL add_data_block( FCI_Int *fci, PFNFCISTATUS status_callback )
}
fci->cdata_in = 0;
fci->data.size += sizeof(CFDATA) + fci->ccab.cbReserveCFData + block->compressed;
fci->pending_data_size += sizeof(CFDATA) + fci->ccab.cbReserveCFData + block->compressed;
fci->cCompressedBytesInFolder += block->compressed;
fci->cDataBlocks++;
list_add_tail( &fci->blocks_list, &block->entry );
......@@ -518,7 +519,7 @@ static BOOL copy_data_blocks( FCI_Int *fci, INT_PTR handle, cab_ULONG start_pos,
set_error( fci, FCIERR_TEMP_FILE, err );
return FALSE;
}
temp->size += sizeof(CFDATA) + fci->ccab.cbReserveCFData + block->compressed;
fci->pending_data_size += sizeof(CFDATA) + fci->ccab.cbReserveCFData + block->compressed;
fci->statusFolderCopied += block->compressed;
if (status_callback( statusFolder, fci->statusFolderCopied,
......@@ -808,6 +809,7 @@ static BOOL add_data_to_folder( FCI_Int *fci, struct folder *folder, cab_ULONG *
/* move the temp file into the folder structure */
folder->data = fci->data;
fci->data.handle = -1;
fci->pending_data_size = 0;
LIST_FOR_EACH_ENTRY_SAFE( block, next, &fci->blocks_list, struct data_block, entry )
{
......@@ -865,6 +867,7 @@ static BOOL add_data_to_folder( FCI_Int *fci, struct folder *folder, cab_ULONG *
fci->cDataBlocks--;
}
if (list_empty( &fci->blocks_list )) return TRUE;
return copy_data_blocks( fci, folder->data.handle, start_pos, &fci->data, status_callback );
}
......@@ -1062,6 +1065,7 @@ HFCI __cdecl FCICreate(
p_fci_internal->folders_size = 0;
p_fci_internal->files_size = 0;
p_fci_internal->placed_files_size = 0;
p_fci_internal->pending_data_size = 0;
p_fci_internal->folders_data_size = 0;
p_fci_internal->compression = tcompTYPE_NONE;
p_fci_internal->compress = compress_NONE;
......@@ -1073,7 +1077,6 @@ HFCI __cdecl FCICreate(
memcpy(p_fci_internal->szPrevCab, pccab->szCab, CB_MAX_CABINET_NAME);
memcpy(p_fci_internal->szPrevDisk, pccab->szDisk, CB_MAX_DISK_NAME);
if (!create_temp_file( p_fci_internal, &p_fci_internal->data )) return NULL;
return (HFCI)p_fci_internal;
}
......@@ -1085,7 +1088,6 @@ static BOOL fci_flush_folder( FCI_Int *p_fci_internal,
PFNFCIGETNEXTCABINET pfnfcignc,
PFNFCISTATUS pfnfcis)
{
int err;
cab_ULONG payload;
cab_ULONG read_result;
struct folder *folder;
......@@ -1105,7 +1107,7 @@ static BOOL fci_flush_folder( FCI_Int *p_fci_internal,
/* If there was no FCIAddFile or FCIFlushFolder has already been called */
/* this function will return TRUE */
if( p_fci_internal->files_size == 0 ) {
if ( p_fci_internal->data.size != 0 ) {
if ( p_fci_internal->pending_data_size != 0 ) {
/* error handling */
set_error( p_fci_internal, FCIERR_NONE, ERROR_GEN_FAILURE );
return FALSE;
......@@ -1139,7 +1141,7 @@ static BOOL fci_flush_folder( FCI_Int *p_fci_internal,
sizeof(CFFOLDER) + p_fci_internal->ccab.cbReserveCFFolder +
p_fci_internal->placed_files_size+
p_fci_internal->folders_data_size + p_fci_internal->files_size+
p_fci_internal->data.size + p_fci_internal->folders_size;
p_fci_internal->pending_data_size + p_fci_internal->folders_size;
p_fci_internal->statusFolderCopied = 0;
/* report status with pfnfcis about copied size of folder */
......@@ -1171,7 +1173,7 @@ static BOOL fci_flush_folder( FCI_Int *p_fci_internal,
(
(
p_fci_internal->ccab.cb < read_result +
p_fci_internal->data.size +
p_fci_internal->pending_data_size +
p_fci_internal->files_size +
CB_MAX_CABINET_NAME + /* next cabinet name */
CB_MAX_DISK_NAME /* next disk name */
......@@ -1199,7 +1201,7 @@ static BOOL fci_flush_folder( FCI_Int *p_fci_internal,
(
(
p_fci_internal->ccab.cb < read_result +
p_fci_internal->data.size +
p_fci_internal->pending_data_size +
p_fci_internal->files_size +
strlen(p_fci_internal->pccab->szCab)+1 + /* next cabinet name */
strlen(p_fci_internal->pccab->szDisk)+1 /* next disk name */
......@@ -1233,17 +1235,7 @@ static BOOL fci_flush_folder( FCI_Int *p_fci_internal,
}
}
/* set seek of p_fci_internal->data.handle to 0 */
if( p_fci_internal->seek(p_fci_internal->data.handle,0,SEEK_SET,&err,
p_fci_internal->pv) !=0 ) {
/* wrong return value */
set_error( p_fci_internal, FCIERR_NONE, ERROR_SEEK );
return FALSE;
}
/* TODO error handling of err */
if (!(folder = add_folder( p_fci_internal ))) return FALSE;
if (!add_data_to_folder( p_fci_internal, folder, &payload, pfnfcis )) return FALSE;
if (!add_files_to_folder( p_fci_internal, folder, payload )) return FALSE;
......@@ -1300,7 +1292,7 @@ static BOOL fci_flush_cabinet( FCI_Int *p_fci_internal,
if (p_fci_internal->fNextCab) {
p_fci_internal->fNextCab=FALSE;
if (p_fci_internal->files_size==0 && p_fci_internal->data.size!=0) {
if (p_fci_internal->files_size==0 && p_fci_internal->pending_data_size!=0) {
/* THIS CAN NEVER HAPPEN */
/* set error code */
set_error( p_fci_internal, FCIERR_NONE, ERROR_GEN_FAILURE );
......@@ -1321,7 +1313,7 @@ static BOOL fci_flush_cabinet( FCI_Int *p_fci_internal,
if(p_fci_internal->files_size!=0) {
read_result+=p_fci_internal->ccab.cbReserveCFFolder;
}
read_result+= p_fci_internal->data.size +
read_result+= p_fci_internal->pending_data_size +
p_fci_internal->files_size + p_fci_internal->folders_data_size +
p_fci_internal->placed_files_size + p_fci_internal->folders_size +
sizeof(CFFOLDER); /* set size of new CFFolder entry */
......@@ -1378,7 +1370,7 @@ static BOOL fci_flush_cabinet( FCI_Int *p_fci_internal,
}
} else {
p_fci_internal->fNewPrevious=FALSE;
if( p_fci_internal->files_size>0 || p_fci_internal->data.size) {
if( p_fci_internal->files_size>0 || p_fci_internal->pending_data_size) {
/* THIS MAY NEVER HAPPEN */
/* set error structures */
set_error( p_fci_internal, FCIERR_NONE, ERROR_GEN_FAILURE );
......@@ -1541,7 +1533,7 @@ BOOL __cdecl FCIAddFile(
/* REUSE the variable read_result */
read_result = get_header_size( p_fci_internal ) + p_fci_internal->ccab.cbReserveCFFolder;
read_result+= p_fci_internal->data.size +
read_result+= p_fci_internal->pending_data_size +
p_fci_internal->files_size + p_fci_internal->folders_data_size +
p_fci_internal->placed_files_size + p_fci_internal->folders_size +
sizeof(CFFOLDER); /* set size of new CFFolder entry */
......
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