LDRUNPATH = @LDRUNPATH@
EXTRA_KIT_DEPS = @EXTRA_KIT_DEPS@
EXTRA_VFS_OBJS = @EXTRA_VFS_OBJS@
TCLSH_NATIVE = tclsh

# Build targets
## VFS Build
vfs_kitdll_data_tcl.o: vfs_kitdll_data_tcl.c
vfs_kitdll_data_tcl.c: dir2c.tcl starpack.vfs vfs_kitdll_data.c
	"$(TCLSH_NATIVE)" dir2c.tcl tcl starpack.vfs > vfs_kitdll_data_tcl.c

## Tcl scripts that need to be converted to C headers
vfs_kitdll.tcl.h: vfs_kitdll.tcl
	"$(TCLSH_NATIVE)" ./stringify.tcl vfs_kitdll.tcl > vfs_kitdll.tcl.h

boot.tcl.h: boot.tcl
	"$(TCLSH_NATIVE)" ./stringify.tcl boot.tcl > boot.tcl.h

zipvfs.tcl.h: zipvfs.tcl
	"$(TCLSH_NATIVE)" ./stringify.tcl zipvfs.tcl > zipvfs.tcl.h

................................................................................
	$(RC) -o kit.res.o $(CPPFLAGS) kit.rc

# Cleanup routines
clean:
	rm -f kit kit.res.o
	rm -f libtclkit@KITDLL_LIB_VERSION@.@SHOBJEXT@
	rm -f $(OBJS) $(EXTRA_OBJS) $(EXTRA_VFS_OBJS)
	rm -f vfs_kitdll_data_tcl.c
	rm -f vfs_kitdll.tcl.h
	rm -f tclsh.o tclsh tclsh.exe
	rm -f wish.o wish wish.exe

distclean: clean
	rm -f Makefile Makefile.in Makefile.common
	rm -f config.status config.log
	rm -f *~
	rm -rf autom4te.cache
	rm -rf starpack.vfs


mrproper: distclean
	rm -f configure config.h boot.tcl.h zipvfs.tcl.h

.PHONY: all clean distclean mrproper

LDRUNPATH = @LDRUNPATH@
EXTRA_KIT_DEPS = @EXTRA_KIT_DEPS@
EXTRA_VFS_OBJS = @EXTRA_VFS_OBJS@
TCLSH_NATIVE = tclsh

# Build targets
## VFS Build
cvfs_data_tcl.o: cvfs_data_tcl.c
cvfs_data_tcl.c: dir2c.tcl starpack.vfs cvfs_data.c
	"$(TCLSH_NATIVE)" dir2c.tcl tcl starpack.vfs > cvfs_data_tcl.c

## Tcl scripts that need to be converted to C headers
cvfs.tcl.h: cvfs.tcl
	"$(TCLSH_NATIVE)" ./stringify.tcl cvfs.tcl > cvfs.tcl.h

boot.tcl.h: boot.tcl
	"$(TCLSH_NATIVE)" ./stringify.tcl boot.tcl > boot.tcl.h

zipvfs.tcl.h: zipvfs.tcl
	"$(TCLSH_NATIVE)" ./stringify.tcl zipvfs.tcl > zipvfs.tcl.h

................................................................................
	$(RC) -o kit.res.o $(CPPFLAGS) kit.rc

# Cleanup routines
clean:
	rm -f kit kit.res.o
	rm -f libtclkit@KITDLL_LIB_VERSION@.@SHOBJEXT@
	rm -f $(OBJS) $(EXTRA_OBJS) $(EXTRA_VFS_OBJS)
	rm -f cvfs_data_tcl.c cvfs_data_tcl.o
	rm -f cvfs.tcl.h
	rm -f tclsh.o tclsh tclsh.exe
	rm -f wish.o wish wish.exe

distclean: clean
	rm -f Makefile Makefile.in Makefile.common
	rm -f config.status config.log
	rm -f *~

	rm -rf starpack.vfs
	rm -rf autom4te.cache

mrproper: distclean
	rm -f configure config.h boot.tcl.h zipvfs.tcl.h

.PHONY: all clean distclean mrproper

				}

				seek $::tclKitStorage_fd 0
				set vfsHandler [list ::vfs::zip::handler $::tclKitStorage_fd]
				unset ::tclKitStorage_fd
			}
			"cvfs" {
				set vfsHandler [list ::vfs::kitdll::vfshandler tcl]

				# Load these, the original Tclkit does so it should be safe.
				foreach vfsfile [list vfsUtils vfslib] {
					unset -nocomplain s

					catch {
						set s [::vfs::kitdll::data::getData tcl "lib/vfs/${vfsfile}.tcl"]
					}

					if {![info exists s]} {
						continue
					}

					uplevel #0 $s

				}

				seek $::tclKitStorage_fd 0
				set vfsHandler [list ::vfs::zip::handler $::tclKitStorage_fd]
				unset ::tclKitStorage_fd
			}
			"cvfs" {
				set vfsHandler [list ::vfs::cvfs::vfshandler tcl]

				# Load these, the original Tclkit does so it should be safe.
				foreach vfsfile [list vfsUtils vfslib] {
					unset -nocomplain s

					catch {
						set s [::vfs::cvfs::data::getData tcl "lib/vfs/${vfsfile}.tcl"]
					}

					if {![info exists s]} {
						continue
					}

					uplevel #0 $s

		dnl Add appropriate dependencies
		EXTRA_KIT_DEPS="zipvfs.tcl.h"
	],
	cvfs, [
		AC_DEFINE([KIT_STORAGE_CVFS], [1], [Define if you are going to use C-VFS for kit storage])

		dnl Define that C-VFS should be make [load]-able
		AC_DEFINE([KITDLL_MAKE_LOADABLE], [1], [Specify that the C-VFS should be able to be loaded])

		dnl Add appropriate dependencies
		EXTRA_KIT_DEPS="vfs_kitdll.tcl.h"
		EXTRA_VFS_OBJS="${EXTRA_VFS_OBJS} vfs_kitdll_data_tcl.o"
	]
)

AC_SUBST(EXTRA_KIT_DEPS)

dnl Put correct Makefile template in place
rm -f Makefile.in
cp Makefile.${TARGET}.in Makefile.in

dnl Produce output
AC_OUTPUT(Makefile Makefile.common)

		dnl Add appropriate dependencies
		EXTRA_KIT_DEPS="zipvfs.tcl.h"
	],
	cvfs, [
		AC_DEFINE([KIT_STORAGE_CVFS], [1], [Define if you are going to use C-VFS for kit storage])

		dnl Define that C-VFS should be make [load]-able
		AC_DEFINE([CVFS_MAKE_LOADABLE], [1], [Specify that the C-VFS should be able to be loaded])

		dnl Add appropriate dependencies
		EXTRA_KIT_DEPS="cvfs.tcl.h"
		EXTRA_VFS_OBJS="${EXTRA_VFS_OBJS} cvfs_data_tcl.o"
	]
)

AC_SUBST(EXTRA_KIT_DEPS)

dnl Put correct Makefile template in place
rm -f Makefile.in
cp Makefile.${TARGET}.in Makefile.in

dnl Produce output
AC_OUTPUT(Makefile Makefile.common)

#! /usr/bin/env tcl

package require vfs

namespace eval ::vfs::kitdll {}

# Convience functions
proc ::vfs::kitdll::Mount {hashkey local} {
	vfs::filesystem mount $local [list ::vfs::kitdll::vfshandler $hashkey]
	catch {
		vfs::RegisterMount $local [list ::vfs::kitdll::Unmount]
	}
}

proc ::vfs::kitdll::Unmount {local} {
	vfs::filesystem unmount $local
}

# Implementation
## I/O Handlers (pass to appropriate hashkey)
namespace eval ::vfs::kitdll::data {}
proc ::vfs::kitdll::data::getChildren args {
	set hashkey [lindex $args 0]

	set cmd "::vfs::kitdll::data::${hashkey}::getChildren"
	set cmd [linsert $args 0 $cmd]

	eval $cmd
}

proc ::vfs::kitdll::data::getMetadata args {
	set hashkey [lindex $args 0]

	set cmd "::vfs::kitdll::data::${hashkey}::getMetadata"
	set cmd [linsert $args 0 $cmd]

	eval $cmd
}

proc ::vfs::kitdll::data::getData args {
	set hashkey [lindex $args 0]

	set cmd "::vfs::kitdll::data::${hashkey}::getData"
	set cmd [linsert $args 0 $cmd]

	eval $cmd
}

## VFS and Chan I/O
### Dispatchers
proc ::vfs::kitdll::vfshandler {hashkey subcmd args} {
	set cmd $args
	set cmd [linsert $cmd 0 "::vfs::kitdll::vfsop_${subcmd}" $hashkey]

	return [eval $cmd]
}

proc ::vfs::kitdll::chanhandler {hashkey subcmd args} {
	set cmd $args
	set cmd [linsert $cmd 0 "::vfs::kitdll::chanop_${subcmd}" $hashkey]

	return [eval $cmd]
}

### Actual handlers
#### Channel operation handlers
proc ::vfs::kitdll::chanop_initialize {hashkey chanId mode} {
	return [list initialize finalize watch read seek]
}

proc ::vfs::kitdll::chanop_finalize {hashkey chanId} {
	unset -nocomplain ::vfs::kitdll::chandata([list $hashkey $chanId])

	return
}

proc ::vfs::kitdll::chanop_watch {hashkey chanId eventSpec} {
	array set chaninfo $::vfs::kitdll::chandata([list $hashkey $chanId])

	set chaninfo(watching) $eventSpec

	set ::vfs::kitdll::chandata([list $hashkey $chanId]) [array get chaninfo]

	if {[lsearch -exact $chaninfo(watching) "read"] != -1} {
		after 0 [list catch "chan postevent $chanId [list {read}]"]
	}

	return
}

proc ::vfs::kitdll::chanop_read {hashkey chanId bytes} {
	array set chaninfo $::vfs::kitdll::chandata([list $hashkey $chanId])

	set pos $chaninfo(pos)
	set len $chaninfo(len)

	if {[lsearch -exact $chaninfo(watching) "read"] != -1} {
		after 0 [list catch "chan postevent $chanId [list {read}]"]
	}
................................................................................
	}

	set end [expr {$pos + $bytes}]
	if {$end > $len} {
		set end $len
	}

	set data [::vfs::kitdll::data::getData $hashkey $chaninfo(file) $pos $end]

	set dataLen [string length $data]
	incr pos $dataLen

	set chaninfo(pos) $pos

	set ::vfs::kitdll::chandata([list $hashkey $chanId]) [array get chaninfo]

	return $data
}

proc ::vfs::kitdll::chanop_seek {hashkey chanId offset origin} {
	array set chaninfo $::vfs::kitdll::chandata([list $hashkey $chanId])

	set pos $chaninfo(pos)
	set len $chaninfo(len)

	switch -- $origin {
		"start" - "0" {
			set pos $offset
................................................................................
	}

	if {$pos > $len} {
		set pos $len
	}

	set chaninfo(pos) $pos
	set ::vfs::kitdll::chandata([list $hashkey $chanId]) [array get chaninfo]

	return $pos
}

#### VFS operation handlers
proc ::vfs::kitdll::vfsop_stat {hashkey root relative actualpath} {
	catch {
		set ret [::vfs::kitdll::data::getMetadata $hashkey $relative]
	}

	if {![info exists ret]} {
		vfs::filesystem posixerror $::vfs::posix(ENOENT)
	}

	return $ret
}

proc ::vfs::kitdll::vfsop_access {hashkey root relative actualpath mode} {
	set ret [::vfs::kitdll::data::getMetadata $hashkey $relative]

	if {$mode & 0x2} {
		vfs::filesystem posixerror $::vfs::posix(EROFS)
	}

	return 1
}

proc ::vfs::kitdll::vfsop_matchindirectory {hashkey root relative actualpath pattern types} {
	set ret [list]

	catch {
		array set metadata [::vfs::kitdll::data::getMetadata $hashkey $relative]
	}

	if {![info exists metadata]} {
		return [list]
	}

	if {$pattern == ""} {
		set children [list $relative]
	} else {
		set children [::vfs::kitdll::data::getChildren $hashkey $relative]
	}

	foreach child $children {
		if {$pattern != ""} {
			if {![string match $pattern $child]} {
				continue
			}
		}

		unset -nocomplain metadata
		catch {
			array set metadata [::vfs::kitdll::data::getMetadata $hashkey $child]
		}

		if {[string index $root end] == "/"} {
			set child "${root}${child}"
		} else {
			set child "${root}/${child}"
		}
................................................................................

		lappend ret $child
	}

	return $ret
}

proc ::vfs::kitdll::vfsop_fileattributes {hashkey root relative actualpath {index -1} {value ""}} {
	set attrs [list -owner -group -permissions]

	if {$value != ""} {
		vfs::filesystem posixerror $::vfs::posix(EROFS)
	}

	if {$index == -1} {
		return $attrs
	}

	array set metadata [::vfs::kitdll::data::getMetadata $hashkey $relative]

	set attr [lindex $attrs $index]

	switch -- $attr {
		"-owner" {
			return $metadata(uid)
		}
................................................................................
			return [format {0%o} $metadata(mode)]
		}
	}

	return -code error "Invalid index"
}

proc ::vfs::kitdll::vfsop_open {hashkey root relative actualpath mode permissions} {
	if {$mode != "" && $mode != "r"} {
		vfs::filesystem posixerror $::vfs::posix(EROFS)
	}

	catch {
		array set metadata [::vfs::kitdll::data::getMetadata $hashkey $relative]
	}

	if {![info exists metadata]} {
		vfs::filesystem posixerror $::vfs::posix(ENOENT)
	}

	if {$metadata(type) == "directory"} {
		vfs::filesystem posixerror $::vfs::posix(EISDIR)
	}

	if {[info command chan] != ""} {
		set chan [chan create [list "read"] [list ::vfs::kitdll::chanhandler $hashkey]]

		set ::vfs::kitdll::chandata([list $hashkey $chan]) [list file $relative pos 0 len $metadata(size) watching ""]

		return [list $chan]
	}

	if {[info command rechan] == ""} {
		catch {
			package require rechan
		}
	}

	if {[info command rechan] != ""} {
		set chan [rechan [list ::vfs::kitdll::chanhandler $hashkey] 2]

		set ::vfs::kitdll::chandata([list $hashkey $chan]) [list file $relative pos 0 len $metadata(size) watching ""]

		return [list $chan]
	}

	return -code error "No way to generate a channel, need either Tcl 8.5+, \"rechan\""
}

##### No-Ops since we are a readonly filesystem
proc ::vfs::kitdll::vfsop_createdirectory {args} {
	vfs::filesystem posixerror $::vfs::posix(EROFS)
}
proc ::vfs::kitdll::vfsop_deletefile {args} {
	vfs::filesystem posixerror $::vfs::posix(EROFS)
}
proc ::vfs::kitdll::vfsop_removedirectory {args} {
	vfs::filesystem posixerror $::vfs::posix(EROFS)
}
proc ::vfs::kitdll::vfsop_utime {} {
	vfs::filesystem posixerror $::vfs::posix(EROFS)
}

package provide vfs::kitdll 1.0

#! /usr/bin/env tcl

package require vfs

namespace eval ::vfs::cvfs {}

# Convience functions
proc ::vfs::cvfs::Mount {hashkey local} {
	vfs::filesystem mount $local [list ::vfs::cvfs::vfshandler $hashkey]
	catch {
		vfs::RegisterMount $local [list ::vfs::cvfs::Unmount]
	}
}

proc ::vfs::cvfs::Unmount {local} {
	vfs::filesystem unmount $local
}

# Implementation
## I/O Handlers (pass to appropriate hashkey)
namespace eval ::vfs::cvfs::data {}
proc ::vfs::cvfs::data::getChildren args {
	set hashkey [lindex $args 0]

	set cmd "::vfs::cvfs::data::${hashkey}::getChildren"
	set cmd [linsert $args 0 $cmd]

	eval $cmd
}

proc ::vfs::cvfs::data::getMetadata args {
	set hashkey [lindex $args 0]

	set cmd "::vfs::cvfs::data::${hashkey}::getMetadata"
	set cmd [linsert $args 0 $cmd]

	eval $cmd
}

proc ::vfs::cvfs::data::getData args {
	set hashkey [lindex $args 0]

	set cmd "::vfs::cvfs::data::${hashkey}::getData"
	set cmd [linsert $args 0 $cmd]

	eval $cmd
}

## VFS and Chan I/O
### Dispatchers
proc ::vfs::cvfs::vfshandler {hashkey subcmd args} {
	set cmd $args
	set cmd [linsert $cmd 0 "::vfs::cvfs::vfsop_${subcmd}" $hashkey]

	return [eval $cmd]
}

proc ::vfs::cvfs::chanhandler {hashkey subcmd args} {
	set cmd $args
	set cmd [linsert $cmd 0 "::vfs::cvfs::chanop_${subcmd}" $hashkey]

	return [eval $cmd]
}

### Actual handlers
#### Channel operation handlers
proc ::vfs::cvfs::chanop_initialize {hashkey chanId mode} {
	return [list initialize finalize watch read seek]
}

proc ::vfs::cvfs::chanop_finalize {hashkey chanId} {
	unset -nocomplain ::vfs::cvfs::chandata([list $hashkey $chanId])

	return
}

proc ::vfs::cvfs::chanop_watch {hashkey chanId eventSpec} {
	array set chaninfo $::vfs::cvfs::chandata([list $hashkey $chanId])

	set chaninfo(watching) $eventSpec

	set ::vfs::cvfs::chandata([list $hashkey $chanId]) [array get chaninfo]

	if {[lsearch -exact $chaninfo(watching) "read"] != -1} {
		after 0 [list catch "chan postevent $chanId [list {read}]"]
	}

	return
}

proc ::vfs::cvfs::chanop_read {hashkey chanId bytes} {
	array set chaninfo $::vfs::cvfs::chandata([list $hashkey $chanId])

	set pos $chaninfo(pos)
	set len $chaninfo(len)

	if {[lsearch -exact $chaninfo(watching) "read"] != -1} {
		after 0 [list catch "chan postevent $chanId [list {read}]"]
	}
................................................................................
	}

	set end [expr {$pos + $bytes}]
	if {$end > $len} {
		set end $len
	}

	set data [::vfs::cvfs::data::getData $hashkey $chaninfo(file) $pos $end]

	set dataLen [string length $data]
	incr pos $dataLen

	set chaninfo(pos) $pos

	set ::vfs::cvfs::chandata([list $hashkey $chanId]) [array get chaninfo]

	return $data
}

proc ::vfs::cvfs::chanop_seek {hashkey chanId offset origin} {
	array set chaninfo $::vfs::cvfs::chandata([list $hashkey $chanId])

	set pos $chaninfo(pos)
	set len $chaninfo(len)

	switch -- $origin {
		"start" - "0" {
			set pos $offset
................................................................................
	}

	if {$pos > $len} {
		set pos $len
	}

	set chaninfo(pos) $pos
	set ::vfs::cvfs::chandata([list $hashkey $chanId]) [array get chaninfo]

	return $pos
}

#### VFS operation handlers
proc ::vfs::cvfs::vfsop_stat {hashkey root relative actualpath} {
	catch {
		set ret [::vfs::cvfs::data::getMetadata $hashkey $relative]
	}

	if {![info exists ret]} {
		vfs::filesystem posixerror $::vfs::posix(ENOENT)
	}

	return $ret
}

proc ::vfs::cvfs::vfsop_access {hashkey root relative actualpath mode} {
	set ret [::vfs::cvfs::data::getMetadata $hashkey $relative]

	if {$mode & 0x2} {
		vfs::filesystem posixerror $::vfs::posix(EROFS)
	}

	return 1
}

proc ::vfs::cvfs::vfsop_matchindirectory {hashkey root relative actualpath pattern types} {
	set ret [list]

	catch {
		array set metadata [::vfs::cvfs::data::getMetadata $hashkey $relative]
	}

	if {![info exists metadata]} {
		return [list]
	}

	if {$pattern == ""} {
		set children [list $relative]
	} else {
		set children [::vfs::cvfs::data::getChildren $hashkey $relative]
	}

	foreach child $children {
		if {$pattern != ""} {
			if {![string match $pattern $child]} {
				continue
			}
		}

		unset -nocomplain metadata
		catch {
			array set metadata [::vfs::cvfs::data::getMetadata $hashkey $child]
		}

		if {[string index $root end] == "/"} {
			set child "${root}${child}"
		} else {
			set child "${root}/${child}"
		}
................................................................................

		lappend ret $child
	}

	return $ret
}

proc ::vfs::cvfs::vfsop_fileattributes {hashkey root relative actualpath {index -1} {value ""}} {
	set attrs [list -owner -group -permissions]

	if {$value != ""} {
		vfs::filesystem posixerror $::vfs::posix(EROFS)
	}

	if {$index == -1} {
		return $attrs
	}

	array set metadata [::vfs::cvfs::data::getMetadata $hashkey $relative]

	set attr [lindex $attrs $index]

	switch -- $attr {
		"-owner" {
			return $metadata(uid)
		}
................................................................................
			return [format {0%o} $metadata(mode)]
		}
	}

	return -code error "Invalid index"
}

proc ::vfs::cvfs::vfsop_open {hashkey root relative actualpath mode permissions} {
	if {$mode != "" && $mode != "r"} {
		vfs::filesystem posixerror $::vfs::posix(EROFS)
	}

	catch {
		array set metadata [::vfs::cvfs::data::getMetadata $hashkey $relative]
	}

	if {![info exists metadata]} {
		vfs::filesystem posixerror $::vfs::posix(ENOENT)
	}

	if {$metadata(type) == "directory"} {
		vfs::filesystem posixerror $::vfs::posix(EISDIR)
	}

	if {[info command chan] != ""} {
		set chan [chan create [list "read"] [list ::vfs::cvfs::chanhandler $hashkey]]

		set ::vfs::cvfs::chandata([list $hashkey $chan]) [list file $relative pos 0 len $metadata(size) watching ""]

		return [list $chan]
	}

	if {[info command rechan] == ""} {
		catch {
			package require rechan
		}
	}

	if {[info command rechan] != ""} {
		set chan [rechan [list ::vfs::cvfs::chanhandler $hashkey] 2]

		set ::vfs::cvfs::chandata([list $hashkey $chan]) [list file $relative pos 0 len $metadata(size) watching ""]

		return [list $chan]
	}

	return -code error "No way to generate a channel, need either Tcl 8.5+, \"rechan\""
}

##### No-Ops since we are a readonly filesystem
proc ::vfs::cvfs::vfsop_createdirectory {args} {
	vfs::filesystem posixerror $::vfs::posix(EROFS)
}
proc ::vfs::cvfs::vfsop_deletefile {args} {
	vfs::filesystem posixerror $::vfs::posix(EROFS)
}
proc ::vfs::cvfs::vfsop_removedirectory {args} {
	vfs::filesystem posixerror $::vfs::posix(EROFS)
}
proc ::vfs::cvfs::vfsop_utime {} {
	vfs::filesystem posixerror $::vfs::posix(EROFS)
}

package provide vfs::cvfs 1.0

#include <tcl.h>

#ifdef HAVE_STDLIB_H
#  include <stdlib.h>
#endif

typedef struct kitdll_data *(cmd_getData_t)(const char *, unsigned long);
typedef unsigned long (cmd_getChildren_t)(const char *, unsigned long *, unsigned long);

/* Your implementation must provide these */
static cmd_getData_t *getCmdData(const char *hashkey);
static cmd_getChildren_t *getCmdChildren(const char *hashkey);

/* Tcl Commands */
static int getMetadata(ClientData cd, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]) {
	cmd_getData_t *cmd_getData;
	cmd_getChildren_t *cmd_getChildren;
	struct kitdll_data *finfo = NULL;
	Tcl_Obj *ret_list, *ret_list_items[20];
	unsigned long num_children;
	const char *hashkey;
	const char *file;

	if (objc != 3) {
		Tcl_SetResult(interp, "wrong # args: should be \"getMetadata hashKey fileName\"", TCL_STATIC);
................................................................................
	}

	/* Values that can be derived from "finfo" */
	ret_list_items[0] = Tcl_NewStringObj("type", 4);
	ret_list_items[2] = Tcl_NewStringObj("mode", 4);
	ret_list_items[4] = Tcl_NewStringObj("nlink", 5);

	if (finfo->type == KITDLL_FILETYPE_DIR) {
		num_children = cmd_getChildren(file, NULL, 0);

		ret_list_items[1] = Tcl_NewStringObj("directory", 9);
		ret_list_items[3] = Tcl_NewLongObj(040555);
		ret_list_items[5] = Tcl_NewLongObj(num_children);
	} else {
		ret_list_items[1] = Tcl_NewStringObj("file", 4);
................................................................................

	Tcl_SetObjResult(interp, ret_list);

	return(TCL_OK);
}

static int getData(ClientData cd, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]) {
	struct kitdll_data *finfo = NULL;
	cmd_getData_t *cmd_getData;
	const char *hashkey;
	const char *file;
	const char *end_str;
	Tcl_Obj *ret_str;
	long start = 0;
	long end = -1;
................................................................................

	if (finfo == NULL) {
		Tcl_SetResult(interp, "No such file or directory", TCL_STATIC);

		return(TCL_ERROR);
	}

	if (finfo->type != KITDLL_FILETYPE_FILE) {
		Tcl_SetResult(interp, "Not a file", TCL_STATIC);

		return(TCL_ERROR);
	}

	if (end == -1) {
		end = finfo->size;
................................................................................

	Tcl_SetObjResult(interp, ret_str);

	return(TCL_OK);
}

static int getChildren(ClientData cd, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]) {
	struct kitdll_data *finfo = NULL;
	cmd_getChildren_t *cmd_getChildren;
	cmd_getData_t *cmd_getData;
	unsigned long num_children, idx;
	unsigned long *children;
	const char *hashkey;
	const char *file;
	const char *child;
................................................................................

	if (finfo == NULL) {
		Tcl_SetResult(interp, "No such file or directory", TCL_STATIC);

		return(TCL_ERROR);
	}

	if (finfo->type != KITDLL_FILETYPE_DIR) {
		Tcl_SetResult(interp, "Not a directory", TCL_STATIC);

		return(TCL_ERROR);
	}

	num_children = cmd_getChildren(file, NULL, 0);

#include <tcl.h>

#ifdef HAVE_STDLIB_H
#  include <stdlib.h>
#endif

typedef struct cvfs_data *(cmd_getData_t)(const char *, unsigned long);
typedef unsigned long (cmd_getChildren_t)(const char *, unsigned long *, unsigned long);

/* Your implementation must provide these */
static cmd_getData_t *getCmdData(const char *hashkey);
static cmd_getChildren_t *getCmdChildren(const char *hashkey);

/* Tcl Commands */
static int getMetadata(ClientData cd, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]) {
	cmd_getData_t *cmd_getData;
	cmd_getChildren_t *cmd_getChildren;
	struct cvfs_data *finfo = NULL;
	Tcl_Obj *ret_list, *ret_list_items[20];
	unsigned long num_children;
	const char *hashkey;
	const char *file;

	if (objc != 3) {
		Tcl_SetResult(interp, "wrong # args: should be \"getMetadata hashKey fileName\"", TCL_STATIC);
................................................................................
	}

	/* Values that can be derived from "finfo" */
	ret_list_items[0] = Tcl_NewStringObj("type", 4);
	ret_list_items[2] = Tcl_NewStringObj("mode", 4);
	ret_list_items[4] = Tcl_NewStringObj("nlink", 5);

	if (finfo->type == CVFS_FILETYPE_DIR) {
		num_children = cmd_getChildren(file, NULL, 0);

		ret_list_items[1] = Tcl_NewStringObj("directory", 9);
		ret_list_items[3] = Tcl_NewLongObj(040555);
		ret_list_items[5] = Tcl_NewLongObj(num_children);
	} else {
		ret_list_items[1] = Tcl_NewStringObj("file", 4);
................................................................................

	Tcl_SetObjResult(interp, ret_list);

	return(TCL_OK);
}

static int getData(ClientData cd, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]) {
	struct cvfs_data *finfo = NULL;
	cmd_getData_t *cmd_getData;
	const char *hashkey;
	const char *file;
	const char *end_str;
	Tcl_Obj *ret_str;
	long start = 0;
	long end = -1;
................................................................................

	if (finfo == NULL) {
		Tcl_SetResult(interp, "No such file or directory", TCL_STATIC);

		return(TCL_ERROR);
	}

	if (finfo->type != CVFS_FILETYPE_FILE) {
		Tcl_SetResult(interp, "Not a file", TCL_STATIC);

		return(TCL_ERROR);
	}

	if (end == -1) {
		end = finfo->size;
................................................................................

	Tcl_SetObjResult(interp, ret_str);

	return(TCL_OK);
}

static int getChildren(ClientData cd, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]) {
	struct cvfs_data *finfo = NULL;
	cmd_getChildren_t *cmd_getChildren;
	cmd_getData_t *cmd_getData;
	unsigned long num_children, idx;
	unsigned long *children;
	const char *hashkey;
	const char *file;
	const char *child;
................................................................................

	if (finfo == NULL) {
		Tcl_SetResult(interp, "No such file or directory", TCL_STATIC);

		return(TCL_ERROR);
	}

	if (finfo->type != CVFS_FILETYPE_DIR) {
		Tcl_SetResult(interp, "Not a directory", TCL_STATIC);

		return(TCL_ERROR);
	}

	num_children = cmd_getChildren(file, NULL, 0);

#! /usr/bin/env tclsh

if {[llength $argv] != 2} {
	puts stderr "Usage: kitdll <hashkey> <startdir>"

	exit 1
}

set hashkey [lindex $argv 0]
set startdir [lindex $argv 1]

................................................................................

	set ret "\"$ret\""

	return $ret
}

# This function must be kept in-sync with the generated C function below
proc kitdll_hash {path} {
	set h 0
	set g 0

	for {set idx 0} {$idx < [string length $path]} {incr idx} {
		binary scan [string index $path $idx] H* char
		set char "0x$char"

................................................................................
# Generate list of files to include in output
set files [recursive_glob $startdir]

# Insert dummy entry cooresponding to C dummy entry
set files [linsert $files 0 "__DUMMY__"]

# Produce C89 compatible header
set cpp_tag "KITDLL_[string toupper $hashkey]"
set code_tag "kitdll_[string tolower $hashkey]"
set hashkey [string tolower $hashkey]

puts "#ifndef $cpp_tag"
puts "#  define $cpp_tag 1"
puts {
#  ifdef HAVE_STDC
#    ifndef HAVE_UNISTD_H
................................................................................
#  ifdef HAVE_UNISTD_H
#    include <unistd.h>
#  endif
#  ifdef HAVE_STRING_H
#    include <string.h>
#  endif

#  ifndef LOADED_KITDLL_COMMON
#    define LOADED_KITDLL_COMMON 1

typedef enum {
	KITDLL_FILETYPE_FILE,
	KITDLL_FILETYPE_DIR
} kitdll_filetype_t;

struct kitdll_data {
	const char *             name;
	unsigned long            index;
	unsigned long            size;
	kitdll_filetype_t        type;
	const unsigned char *    data;
};

static unsigned long kitdll_hash(const unsigned char *path) {
	unsigned long i, h = 0, g = 0;

	for (i = 0; path[i]; i++) {
		h = (h << 4) + path[i];
		g = h & 0xf0000000;
		if (g) {
			h ^= (g >> 24);
................................................................................
		}
		h &= ((~g) & 0xffffffffLU);
	}
        
        return(h);
}

#  endif /* !LOADED_KITDLL_COMMON */}
puts ""

puts "static struct kitdll_data ${code_tag}_data\[\] = {"
puts "\t{"
puts "\t\t.name  = NULL,"
puts "\t\t.index = 0,"
puts "\t\t.type  = 0,"
puts "\t\t.size  = 0,"
puts "\t\t.data  = NULL,"
puts "\t},"
................................................................................
	set shortfile [shorten_file $startdir $file]

	unset -nocomplain finfo type
	file stat $file finfo

	switch -- $finfo(type) {
		"file" {
			set type "KITDLL_FILETYPE_FILE"
			set size $finfo(size)

			set fd [open $file]
			fconfigure $fd -translation binary
			set data [read $fd]
			close $fd

			set data "(unsigned char *) [stringify $data]"
		}
		"directory" {
			set type "KITDLL_FILETYPE_DIR"
			set data "NULL"
			set size 0
		}
	}

	puts "\t{"
	puts "\t\t.name  = \"$shortfile\","
................................................................................
	puts "\t\t.data  = $data,"
	puts "\t},"
}
puts "};"
puts ""

puts "static unsigned long ${code_tag}_lookup_index(const char *path) {"
puts "\tswitch (kitdll_hash((unsigned char *) path)) {"

for {set idx 1} {$idx < [llength $files]} {incr idx} {
	set file [lindex $files $idx]
	set shortfile [shorten_file $startdir $file]
	set hash [kitdll_hash $shortfile]

	lappend indexes_per_hash($hash) [list $shortfile $idx]
}

foreach {hash idx_list} [array get indexes_per_hash] {
	puts "\t\tcase $hash:"

................................................................................
}

puts "\t}"
puts "\treturn(0);"
puts "}"
puts ""

puts "static struct kitdll_data *${code_tag}_getData(const char *path, unsigned long index) {"
puts "\tif (path != NULL) {"
puts "\t\tindex = ${code_tag}_lookup_index(path);"
puts "\t}"
puts ""
puts "\tif (index == 0) {"
puts "\t\treturn(NULL);"
puts "\t}"
................................................................................
puts "\tunsigned long num_children = 0;"
puts ""
puts "\tindex = ${code_tag}_lookup_index(path);"
puts "\tif (index == 0) {"
puts "\t\treturn(0);"
puts "\t}"
puts ""
puts "\tif (${code_tag}_data\[index\].type != KITDLL_FILETYPE_DIR) {"
puts "\t\treturn(0);"
puts "\t}"
puts ""
puts "\tif (strcmp(path, ${code_tag}_data\[index\].name) != 0) {"
puts "\t\treturn(0);"
puts "\t}"
puts ""
................................................................................

puts "\t}"
puts ""
puts "\treturn(num_children);"
puts "}"
puts ""

puts "#  ifdef KITDLL_MAKE_LOADABLE"

set fd [open "vfs_kitdll_data.c"]
puts [read $fd]
close $fd


puts "static cmd_getData_t *getCmdData(const char *hashkey) {"
puts "\treturn(${code_tag}_getData);"
puts "}"
puts ""
puts "static cmd_getChildren_t *getCmdChildren(const char *hashkey) {"
puts "\treturn(${code_tag}_getChildren);"
puts "}"
puts ""

puts "int Vfs_kitdll_data_${hashkey}_Init(Tcl_Interp *interp) {"
puts "\tTcl_Command tclCreatComm_ret;"
puts "\tint tclPkgProv_ret;"
puts ""





puts "\ttclCreatComm_ret = Tcl_CreateObjCommand(interp, \"::vfs::kitdll::data::${hashkey}::getMetadata\", getMetadata, NULL, NULL);"
puts "\tif (!tclCreatComm_ret) {"
puts "\t\treturn(TCL_ERROR);"
puts "\t}"
puts ""
puts "\ttclCreatComm_ret = Tcl_CreateObjCommand(interp, \"::vfs::kitdll::data::${hashkey}::getData\", getData, NULL, NULL);"
puts "\tif (!tclCreatComm_ret) {"
puts "\t\treturn(TCL_ERROR);"
puts "\t}"
puts ""
puts "\ttclCreatComm_ret = Tcl_CreateObjCommand(interp, \"::vfs::kitdll::data::${hashkey}::getChildren\", getChildren, NULL, NULL);"
puts "\tif (!tclCreatComm_ret) {"
puts "\t\treturn(TCL_ERROR);"
puts "\t}"
puts ""
puts "\ttclPkgProv_ret = Tcl_PkgProvide(interp, \"vfs::kitdll::data::${hashkey}\", \"1.0\");"
puts ""
puts "\treturn(tclPkgProv_ret);"
puts "\t}"
puts "#  endif /* KITDLL_MAKE_LOADABLE */"

puts "#endif /* !$cpp_tag */"

#! /usr/bin/env tclsh

if {[llength $argv] != 2} {
	puts stderr "Usage: dir2c.tcl <hashkey> <startdir>"

	exit 1
}

set hashkey [lindex $argv 0]
set startdir [lindex $argv 1]

................................................................................

	set ret "\"$ret\""

	return $ret
}

# This function must be kept in-sync with the generated C function below
proc cvfs_hash {path} {
	set h 0
	set g 0

	for {set idx 0} {$idx < [string length $path]} {incr idx} {
		binary scan [string index $path $idx] H* char
		set char "0x$char"

................................................................................
# Generate list of files to include in output
set files [recursive_glob $startdir]

# Insert dummy entry cooresponding to C dummy entry
set files [linsert $files 0 "__DUMMY__"]

# Produce C89 compatible header
set cpp_tag "CVFS_[string toupper $hashkey]"
set code_tag "cvfs_[string tolower $hashkey]"
set hashkey [string tolower $hashkey]

puts "#ifndef $cpp_tag"
puts "#  define $cpp_tag 1"
puts {
#  ifdef HAVE_STDC
#    ifndef HAVE_UNISTD_H
................................................................................
#  ifdef HAVE_UNISTD_H
#    include <unistd.h>
#  endif
#  ifdef HAVE_STRING_H
#    include <string.h>
#  endif

#  ifndef LOADED_CVFS_COMMON
#    define LOADED_CVFS_COMMON 1

typedef enum {
	CVFS_FILETYPE_FILE,
	CVFS_FILETYPE_DIR
} cvfs_filetype_t;

struct cvfs_data {
	const char *             name;
	unsigned long            index;
	unsigned long            size;
	cvfs_filetype_t          type;
	const unsigned char *    data;
};

static unsigned long cvfs_hash(const unsigned char *path) {
	unsigned long i, h = 0, g = 0;

	for (i = 0; path[i]; i++) {
		h = (h << 4) + path[i];
		g = h & 0xf0000000;
		if (g) {
			h ^= (g >> 24);
................................................................................
		}
		h &= ((~g) & 0xffffffffLU);
	}
        
        return(h);
}

#  endif /* !LOADED_CVFS_COMMON */}
puts ""

puts "static struct cvfs_data ${code_tag}_data\[\] = {"
puts "\t{"
puts "\t\t.name  = NULL,"
puts "\t\t.index = 0,"
puts "\t\t.type  = 0,"
puts "\t\t.size  = 0,"
puts "\t\t.data  = NULL,"
puts "\t},"
................................................................................
	set shortfile [shorten_file $startdir $file]

	unset -nocomplain finfo type
	file stat $file finfo

	switch -- $finfo(type) {
		"file" {
			set type "CVFS_FILETYPE_FILE"
			set size $finfo(size)

			set fd [open $file]
			fconfigure $fd -translation binary
			set data [read $fd]
			close $fd

			set data "(unsigned char *) [stringify $data]"
		}
		"directory" {
			set type "CVFS_FILETYPE_DIR"
			set data "NULL"
			set size 0
		}
	}

	puts "\t{"
	puts "\t\t.name  = \"$shortfile\","
................................................................................
	puts "\t\t.data  = $data,"
	puts "\t},"
}
puts "};"
puts ""

puts "static unsigned long ${code_tag}_lookup_index(const char *path) {"
puts "\tswitch (cvfs_hash((unsigned char *) path)) {"

for {set idx 1} {$idx < [llength $files]} {incr idx} {
	set file [lindex $files $idx]
	set shortfile [shorten_file $startdir $file]
	set hash [cvfs_hash $shortfile]

	lappend indexes_per_hash($hash) [list $shortfile $idx]
}

foreach {hash idx_list} [array get indexes_per_hash] {
	puts "\t\tcase $hash:"

................................................................................
}

puts "\t}"
puts "\treturn(0);"
puts "}"
puts ""

puts "static struct cvfs_data *${code_tag}_getData(const char *path, unsigned long index) {"
puts "\tif (path != NULL) {"
puts "\t\tindex = ${code_tag}_lookup_index(path);"
puts "\t}"
puts ""
puts "\tif (index == 0) {"
puts "\t\treturn(NULL);"
puts "\t}"
................................................................................
puts "\tunsigned long num_children = 0;"
puts ""
puts "\tindex = ${code_tag}_lookup_index(path);"
puts "\tif (index == 0) {"
puts "\t\treturn(0);"
puts "\t}"
puts ""
puts "\tif (${code_tag}_data\[index\].type != CVFS_FILETYPE_DIR) {"
puts "\t\treturn(0);"
puts "\t}"
puts ""
puts "\tif (strcmp(path, ${code_tag}_data\[index\].name) != 0) {"
puts "\t\treturn(0);"
puts "\t}"
puts ""
................................................................................

puts "\t}"
puts ""
puts "\treturn(num_children);"
puts "}"
puts ""

puts "#  ifdef CVFS_MAKE_LOADABLE"

set fd [open "cvfs_data.c"]
puts [read $fd]
close $fd


puts "static cmd_getData_t *getCmdData(const char *hashkey) {"
puts "\treturn(${code_tag}_getData);"
puts "}"
puts ""
puts "static cmd_getChildren_t *getCmdChildren(const char *hashkey) {"
puts "\treturn(${code_tag}_getChildren);"
puts "}"
puts ""

puts "int Cvfs_data_${hashkey}_Init(Tcl_Interp *interp) {"
puts "\tTcl_Command tclCreatComm_ret;"
puts "\tint tclPkgProv_ret;"
puts ""
puts "\ttclCreatComm_ret = Tcl_CreateObjCommand(interp, \"::vfs::cvfs::data::${hashkey}::getMetadata\", getMetadata, NULL, NULL);"
puts "\tif (!tclCreatComm_ret) {"
puts "\t\treturn(TCL_ERROR);"
puts "\t}"
puts ""
puts "\ttclCreatComm_ret = Tcl_CreateObjCommand(interp, \"::vfs::cvfs::data::${hashkey}::getData\", getData, NULL, NULL);"
puts "\tif (!tclCreatComm_ret) {"
puts "\t\treturn(TCL_ERROR);"
puts "\t}"
puts ""
puts "\ttclCreatComm_ret = Tcl_CreateObjCommand(interp, \"::vfs::cvfs::data::${hashkey}::getChildren\", getChildren, NULL, NULL);"
puts "\tif (!tclCreatComm_ret) {"
puts "\t\treturn(TCL_ERROR);"
puts "\t}"
puts ""





puts "\ttclPkgProv_ret = Tcl_PkgProvide(interp, \"vfs::cvfs::data::${hashkey}\", \"1.0\");"
puts ""
puts "\treturn(tclPkgProv_ret);"
puts "\t}"
puts "#  endif /* CVFS_MAKE_LOADABLE */"

puts "#endif /* !$cpp_tag */"

#ifdef KIT_INCLUDES_PWB
Tcl_AppInitProc	Pwb_Init;
#endif
#ifdef KIT_INCLUDES_ZLIB
Tcl_AppInitProc Zlib_Init;
#endif
#ifdef KIT_STORAGE_CVFS
Tcl_AppInitProc Vfs_kitdll_data_tcl_Init;
#endif
#ifdef TCL_THREADS
Tcl_AppInitProc	Thread_Init;
#endif
#ifdef _WIN32
Tcl_AppInitProc	Dde_Init, Registry_Init;
#endif
................................................................................
		"}\n"
	"}\n"
#endif /* KIT_STORAGE_ZIP */
#ifdef KIT_STORAGE_CVFS
	"set ::tclKitStorage \"cvfs\"\n"
	"load {} rechan\n"
	"load {} vfs\n"
	"load {} vfs_kitdll_data_tcl\n"
#include "vfs_kitdll.tcl.h"
	"if {![info exists s]} {\n"
		"catch {\n"
			"set s [::vfs::kitdll::data::getData tcl boot.tcl]\n"
		"}\n"
	"}\n"
#endif /* KIT_STORAGE_CVFS */
#ifndef TCLKIT_DLL
	"if {![info exists s]} {\n"
		"set f [open setup.tcl]\n"
		"set s [read $f]\n"
................................................................................
#endif 
	Tcl_StaticPackage(0, "rechan", Rechan_Init, NULL);
	Tcl_StaticPackage(0, "vfs", Vfs_Init, NULL);
#ifdef KIT_INCLUDES_ZLIB
	Tcl_StaticPackage(0, "zlib", Zlib_Init, NULL);
#endif
#ifdef KIT_STORAGE_CVFS
	Tcl_StaticPackage(0, "vfs_kitdll_data_tcl", Vfs_kitdll_data_tcl_Init, NULL);
#endif
#ifdef TCL_THREADS
	Tcl_StaticPackage(0, "Thread", Thread_Init, NULL);
#endif
#ifdef _WIN32
	Tcl_StaticPackage(0, "dde", Dde_Init, NULL);
	Tcl_StaticPackage(0, "registry", Registry_Init, NULL);

#ifdef KIT_INCLUDES_PWB
Tcl_AppInitProc	Pwb_Init;
#endif
#ifdef KIT_INCLUDES_ZLIB
Tcl_AppInitProc Zlib_Init;
#endif
#ifdef KIT_STORAGE_CVFS
Tcl_AppInitProc Cvfs_data_tcl_Init;
#endif
#ifdef TCL_THREADS
Tcl_AppInitProc	Thread_Init;
#endif
#ifdef _WIN32
Tcl_AppInitProc	Dde_Init, Registry_Init;
#endif
................................................................................
		"}\n"
	"}\n"
#endif /* KIT_STORAGE_ZIP */
#ifdef KIT_STORAGE_CVFS
	"set ::tclKitStorage \"cvfs\"\n"
	"load {} rechan\n"
	"load {} vfs\n"
	"load {} cvfs_data_tcl\n"
#include "cvfs.tcl.h"
	"if {![info exists s]} {\n"
		"catch {\n"
			"set s [::vfs::cvfs::data::getData tcl boot.tcl]\n"
		"}\n"
	"}\n"
#endif /* KIT_STORAGE_CVFS */
#ifndef TCLKIT_DLL
	"if {![info exists s]} {\n"
		"set f [open setup.tcl]\n"
		"set s [read $f]\n"
................................................................................
#endif 
	Tcl_StaticPackage(0, "rechan", Rechan_Init, NULL);
	Tcl_StaticPackage(0, "vfs", Vfs_Init, NULL);
#ifdef KIT_INCLUDES_ZLIB
	Tcl_StaticPackage(0, "zlib", Zlib_Init, NULL);
#endif
#ifdef KIT_STORAGE_CVFS
	Tcl_StaticPackage(0, "cvfs_data_tcl", Cvfs_data_tcl_Init, NULL);
#endif
#ifdef TCL_THREADS
	Tcl_StaticPackage(0, "Thread", Thread_Init, NULL);
#endif
#ifdef _WIN32
	Tcl_StaticPackage(0, "dde", Dde_Init, NULL);
	Tcl_StaticPackage(0, "registry", Registry_Init, NULL);