(internal) drop src directory (moved to common/ now)

git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@4028 63ad8ddf-47c3-0310-b6dd-a9e9d9715204

16 files changed, 0 insertions, 2510 deletions

diff --git a/src/Makefile b/src/Makefile
deleted file mode 100644
index 4d40e5ec..00000000
--- a/src/Makefile
+++ /dev/null
@@ -1,8 +0,0 @@
-SUBDIR=	libbbsutil libbbs
-
-all install clean:
-	@for i in $(SUBDIR); do\
-		cd $$i;\
-		$(MAKE) $@;\
-		cd -;\
-	done
diff --git a/src/libbbs/Makefile b/src/libbbs/Makefile
deleted file mode 100644
index b6eef8e7..00000000
--- a/src/libbbs/Makefile
+++ /dev/null
@@ -1,24 +0,0 @@
-
-SRCROOT=	../..
-.include "$(SRCROOT)/pttbbs.mk"
-
-CFLAGS+=	-I$(SRCROOT)/include
-
-OBJS=	log.o	string.o money.o
-TARGET=	libbbs.a
-
-
-.SUFFIXES: .c .o
-.c.o:
-	$(CCACHE) $(DIETCC) $(CC) $(CFLAGS) -c $*.c
-
-all: $(TARGET)
-
-install:
-
-$(TARGET): $(OBJS)
-	$(AR) cru $@ $(OBJS)
-	ranlib $@
-
-clean:
-	rm -f $(OBJS) $(TARGET)
diff --git a/src/libbbs/log.c b/src/libbbs/log.c
deleted file mode 100644
index e69de29b..00000000
--- a/src/libbbs/log.c
+++ /dev/null
diff --git a/src/libbbs/money.c b/src/libbbs/money.c
deleted file mode 100644
index a6d54127..00000000
--- a/src/libbbs/money.c
+++ /dev/null
@@ -1,37 +0,0 @@
-#include <stdio.h>
-
-#include <libbbs.h>
-
-/* 計算贈與稅 */
-int
-give_tax(int money)
-{
-    int             i, tax = 0;
-    int      tax_bound[] = {1000000, 100000, 10000, 1000, 0};
-    double   tax_rate[] = {0.4, 0.3, 0.2, 0.1, 0.08};
-    for (i = 0; i <= 4; i++)
-	if (money > tax_bound[i]) {
-	    tax += (money - tax_bound[i]) * tax_rate[i];
-	    money -= (money - tax_bound[i]);
-	}
-    return (tax <= 0) ? 1 : tax;
-}
-
-const char*
-money_level(int money)
-{
-    int i = 0;
-
-    static const char *money_msg[] =
-    {
-	"債台高築", "赤貧", "清寒", "普通", "小康",
-	"小富", "中富", "大富翁", "富可敵國", "比爾蓋\天", NULL
-    };
-    while (money_msg[i] && money > 10)
-	i++, money /= 10;
-
-    if(!money_msg[i])
-	i--;
-    return money_msg[i];
-}
-
diff --git a/src/libbbs/string.c b/src/libbbs/string.c
deleted file mode 100644
index 8b137891..00000000
--- a/src/libbbs/string.c
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/src/libbbsutil/Makefile b/src/libbbsutil/Makefile
deleted file mode 100644
index aaaf62d2..00000000
--- a/src/libbbsutil/Makefile
+++ /dev/null
@@ -1,24 +0,0 @@
-
-SRCROOT=	../..
-.include "$(SRCROOT)/pttbbs.mk"
-
-CFLAGS+=	-I$(SRCROOT)/include
-
-OBJS=	file.o lock.o log.o net.o sort.o string.o time.o crypt.o osdep.o
-TARGET=	libbbsutil.a
-
-
-.SUFFIXES: .c .o
-.c.o:
-	$(CCACHE) $(DIETCC) $(CC) $(CFLAGS) -c $*.c
-
-all: $(TARGET)
-
-install:
-
-$(TARGET): $(OBJS)
-	$(AR) cru $@ $(OBJS)
-	ranlib $@
-
-clean:
-	rm -f $(OBJS) $(TARGET)
diff --git a/src/libbbsutil/alloc.c b/src/libbbsutil/alloc.c
deleted file mode 100644
index de676ce4..00000000
--- a/src/libbbsutil/alloc.c
+++ /dev/null
@@ -1,254 +0,0 @@
-/*
- * malloc/free by O.Dreesen
- *
- * first TRY:
- *   lists w/magics
- * and now the second TRY
- *   let the kernel map all the stuff (if there is something to do)
- */
-
-#include <unistd.h>
-#include <sys/mman.h>
-#include <errno.h>
-
-#include <sys/cdefs.h>
-#include <sys/types.h>
-#include <stddef.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <sys/shm.h>	/* for PAGE_SIZE */
-
-
-/* -- HELPER CODE --------------------------------------------------------- */
-
-#ifndef MAP_FAILED
-#define MAP_FAILED ((void*)-1)
-#endif
-
-#ifndef NULL
-#define NULL ((void*)0)
-#endif
-
-typedef struct {
-  void*  next;
-  size_t size;
-} __alloc_t;
-
-#define BLOCK_START(b)	(((void*)(b))-sizeof(__alloc_t))
-#define BLOCK_RET(b)	(((void*)(b))+sizeof(__alloc_t))
-
-#define MEM_BLOCK_SIZE	PAGE_SIZE
-#define PAGE_ALIGN(s)	(((s)+MEM_BLOCK_SIZE-1)&(unsigned long)(~(MEM_BLOCK_SIZE-1)))
-
-/* a simple mmap :) */
-#if defined(__i386__)
-#define REGPARM(x) __attribute__((regparm(x)))
-#else
-#define REGPARM(x)
-#endif
-
-static void REGPARM(1) *do_mmap(size_t size) {
-  return mmap(0, size, PROT_READ|PROT_WRITE, MAP_ANONYMOUS|MAP_PRIVATE, -1, (size_t)0);
-}
-
-/* -- SMALL MEM ----------------------------------------------------------- */
-
-static __alloc_t* __small_mem[8];
-
-static int smallalloc[8];
-static int smallalloc_max[8];
-
-#define __SMALL_NR(i)		(MEM_BLOCK_SIZE/(i))
-
-#define __MIN_SMALL_SIZE	__SMALL_NR(256)		/*   16 /   32 */
-#define __MAX_SMALL_SIZE	__SMALL_NR(2)		/* 2048 / 4096 */
-
-#define GET_SIZE(s)		(__MIN_SMALL_SIZE<<get_index((s)))
-
-#define FIRST_SMALL(p)		(((unsigned long)(p))&(~(MEM_BLOCK_SIZE-1)))
-
-static inline int __ind_shift() { return (MEM_BLOCK_SIZE==4096)?4:5; }
-
-static size_t REGPARM(1) get_index(size_t _size) {
-  register size_t idx=0;
-//  if (_size) {	/* we already check this in the callers */
-    register size_t size=((_size-1)&(MEM_BLOCK_SIZE-1))>>__ind_shift();
-    while(size) { size>>=1; ++idx; }
-//  }
-  return idx;
-}
-
-/* small mem */
-static void __small_free(void*_ptr,size_t _size) REGPARM(2);
-
-static void REGPARM(2) __small_free(void*_ptr,size_t _size) {
-  __alloc_t* ptr=BLOCK_START(_ptr);
-  size_t size=_size;
-  size_t idx=get_index(size);
-
-  memset(ptr,0,size);	/* allways zero out small mem */
-
-  ptr->next=__small_mem[idx];
-  __small_mem[idx]=ptr;
-
-  smallalloc[idx]--;
-
-  if (MEM_BLOCK_SIZE == PAGE_SIZE &&
-	  smallalloc[idx] == 0 &&
-	  smallalloc_max[idx] < __SMALL_NR(size)) {
-      __alloc_t* p = __small_mem[idx];
-      __alloc_t* ph = p - (size_t)p%PAGE_SIZE;
-      munmap(ph, MEM_BLOCK_SIZE);
-      __small_mem[idx] = 0;
-  }
-}
-
-static void* REGPARM(1) __small_malloc(size_t _size) {
-  __alloc_t *ptr;
-  size_t size=_size;
-  size_t idx;
-
-  idx=get_index(size);
-  ptr=__small_mem[idx];
-
-  if (ptr==0)  {	/* no free blocks ? */
-    register int i,nr;
-    ptr=do_mmap(MEM_BLOCK_SIZE);
-    if (ptr==MAP_FAILED) return MAP_FAILED;
-
-    __small_mem[idx]=ptr;
-
-    nr=__SMALL_NR(size)-1;
-    for (i=0;i<nr;i++) {
-      ptr->next=(((void*)ptr)+size);
-      ptr=ptr->next;
-    }
-    ptr->next=0;
-
-    ptr=__small_mem[idx];
-  }
-
-  /* get a free block */
-  __small_mem[idx]=ptr->next;
-  ptr->next=0;
-
-  smallalloc[idx]++;
-  if(smallalloc[idx] > smallalloc_max[idx])
-      smallalloc_max[idx] = smallalloc[idx];
-
-  return ptr;
-}
-
-/* -- PUBLIC FUNCTIONS ---------------------------------------------------- */
-
-static void _alloc_libc_free(void *ptr) {
-  register size_t size;
-  if (ptr) {
-    size=((__alloc_t*)BLOCK_START(ptr))->size;
-    if (size) {
-      if (size<=__MAX_SMALL_SIZE)
-	__small_free(ptr,size);
-      else
-	munmap(BLOCK_START(ptr),size);
-    }
-  }
-}
-void __libc_free(void *ptr) __attribute__((alias("_alloc_libc_free")));
-void free(void *ptr) __attribute__((weak,alias("_alloc_libc_free")));
-void if_freenameindex(void* ptr) __attribute__((alias("free")));
-
-#ifdef WANT_MALLOC_ZERO
-static __alloc_t zeromem[2];
-#endif
-
-static void* _alloc_libc_malloc(size_t size) {
-  __alloc_t* ptr;
-  size_t need;
-#ifdef WANT_MALLOC_ZERO
-  if (!size) return BLOCK_RET(zeromem);
-#else
-  if (!size) goto err_out;
-#endif
-  size+=sizeof(__alloc_t);
-  if (size<sizeof(__alloc_t)) goto err_out;
-  if (size<=__MAX_SMALL_SIZE) {
-    need=GET_SIZE(size);
-    ptr=__small_malloc(need);
-  }
-  else {
-    need=PAGE_ALIGN(size);
-    if (!need) ptr=MAP_FAILED; else ptr=do_mmap(need);
-  }
-  if (ptr==MAP_FAILED) goto err_out;
-  ptr->size=need;
-  return BLOCK_RET(ptr);
-err_out:
-  (*__errno_location())=ENOMEM;
-  return 0;
-}
-void* __libc_malloc(size_t size) __attribute__((alias("_alloc_libc_malloc")));
-void* malloc(size_t size) __attribute__((weak,alias("_alloc_libc_malloc")));
-
-void* __libc_calloc(size_t nmemb, size_t _size);
-void* __libc_calloc(size_t nmemb, size_t _size) {
-  register size_t size=_size*nmemb;
-  if (nmemb && size/nmemb!=_size) {
-    (*__errno_location())=ENOMEM;
-    return 0;
-  }
-  return malloc(size);
-}
-void* calloc(size_t nmemb, size_t _size) __attribute__((weak,alias("__libc_calloc")));
-
-void* __libc_realloc(void* ptr, size_t _size);
-void* __libc_realloc(void* ptr, size_t _size) {
-  register size_t size=_size;
-  if (ptr) {
-    if (size) {
-      __alloc_t* tmp=BLOCK_START(ptr);
-      size+=sizeof(__alloc_t);
-      if (size<sizeof(__alloc_t)) goto retzero;
-      size=(size<=__MAX_SMALL_SIZE)?GET_SIZE(size):PAGE_ALIGN(size);
-      if (tmp->size!=size) {
-	if ((tmp->size<=__MAX_SMALL_SIZE)) {
-	  void *new=_alloc_libc_malloc(_size);
-	  if (new) {
-	    register __alloc_t* foo=BLOCK_START(new);
-	    size=foo->size;
-	    if (size>tmp->size) size=tmp->size;
-	    if (size) memcpy(new,ptr,size-sizeof(__alloc_t));
-	    _alloc_libc_free(ptr);
-	  }
-	  ptr=new;
-	}
-	else {
-	  register __alloc_t* foo;
-	  size=PAGE_ALIGN(size);
-	  foo=mremap(tmp,tmp->size,size,MREMAP_MAYMOVE);
-	  if (foo==MAP_FAILED) {
-retzero:
-	    (*__errno_location())=ENOMEM;
-	    ptr=0;
-	  }
-	  else {
-	    foo->size=size;
-	    ptr=BLOCK_RET(foo);
-	  }
-	}
-      }
-    }
-    else { /* size==0 */
-      _alloc_libc_free(ptr);
-      ptr = NULL;
-    }
-  }
-  else { /* ptr==0 */
-    if (size) {
-      ptr=_alloc_libc_malloc(size);
-    }
-  }
-  return ptr;
-}
-void* realloc(void* ptr, size_t size) __attribute__((weak,alias("__libc_realloc")));
-
diff --git a/src/libbbsutil/crypt.c b/src/libbbsutil/crypt.c
deleted file mode 100644
index 8353132a..00000000
--- a/src/libbbsutil/crypt.c
+++ /dev/null
@@ -1,647 +0,0 @@
-/* $Id */
-/* This file is crypt.c taken from ssh 1.2.33, only modified for compile */
-/**
- * FreeBSD 及 Linux glibc 附的 crypt() 都會用到大 table 加速多次 crypt().
- * 但 bbs 僅上站檢查密碼時使用一次, 不值得為此花 100kb memory. (non-const memory)
- * libdes 的 crypt() 僅需 4kb 的 constant lookup table.
- *
- * 不過要注意 libdes 4.01 的 license 跟 GPL 不合, 因此此處採用 ssh 1.2.33 裡頭
- * 附的 crypt.c derived from libdes 3.06, 該版的 libdes 是 GPL 的.
- */
-#define PROTO
-/* This file is fcrypt.c taken from SSLeay-0.4.3a.  This file is only compiled
-   in on those systems that don't have crypt() in the system libraries. 
-   //ylo */
-
-/* fcrypt.c */
-/* Copyright (C) 1995 Eric Young (eay@mincom.oz.au).
- * All rights reserved.
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * See the COPYRIGHT file in the libdes distribution for more details.
- */
-
-#include <stdio.h>
-#define _LIBC
-
-/* Eric Young.
- * This version of crypt has been developed from my MIT compatable
- * DES library.
- * The library is available at pub/Crypto/DES at ftp.psy.uq.oz.au
- * eay@mincom.oz.au or eay@psych.psy.uq.oz.au
- */
-
-#if !defined(_LIBC) || defined(NOCONST)
-#define const
-#endif
-
-typedef unsigned char des_cblock[8];
-
-typedef struct des_ks_struct
-	{
-	union	{
-		des_cblock _;
-		/* make sure things are correct size on machines with
-		 * 8 byte longs */
-		unsigned long pad[2];
-		} ks;
-#define _	ks._
-	} des_key_schedule[16];
-
-#define DES_KEY_SZ 	(sizeof(des_cblock))
-#define DES_ENCRYPT	1
-#define DES_DECRYPT	0
-
-#define ITERATIONS 16
-#define HALF_ITERATIONS 8
-
-#define c2l(c,l)	(l =((unsigned long)(*((c)++)))    , \
-			 l|=((unsigned long)(*((c)++)))<< 8, \
-			 l|=((unsigned long)(*((c)++)))<<16, \
-			 l|=((unsigned long)(*((c)++)))<<24)
-
-#define l2c(l,c)	(*((c)++)=(unsigned char)(((l)    )&0xff), \
-			 *((c)++)=(unsigned char)(((l)>> 8)&0xff), \
-			 *((c)++)=(unsigned char)(((l)>>16)&0xff), \
-			 *((c)++)=(unsigned char)(((l)>>24)&0xff))
-
-static const unsigned long SPtrans[8][64]={
-/* nibble 0 */
-{
-0x00820200, 0x00020000, 0x80800000, 0x80820200,
-0x00800000, 0x80020200, 0x80020000, 0x80800000,
-0x80020200, 0x00820200, 0x00820000, 0x80000200,
-0x80800200, 0x00800000, 0x00000000, 0x80020000,
-0x00020000, 0x80000000, 0x00800200, 0x00020200,
-0x80820200, 0x00820000, 0x80000200, 0x00800200,
-0x80000000, 0x00000200, 0x00020200, 0x80820000,
-0x00000200, 0x80800200, 0x80820000, 0x00000000,
-0x00000000, 0x80820200, 0x00800200, 0x80020000,
-0x00820200, 0x00020000, 0x80000200, 0x00800200,
-0x80820000, 0x00000200, 0x00020200, 0x80800000,
-0x80020200, 0x80000000, 0x80800000, 0x00820000,
-0x80820200, 0x00020200, 0x00820000, 0x80800200,
-0x00800000, 0x80000200, 0x80020000, 0x00000000,
-0x00020000, 0x00800000, 0x80800200, 0x00820200,
-0x80000000, 0x80820000, 0x00000200, 0x80020200,
-},
-/* nibble 1 */
-{
-0x10042004, 0x00000000, 0x00042000, 0x10040000,
-0x10000004, 0x00002004, 0x10002000, 0x00042000,
-0x00002000, 0x10040004, 0x00000004, 0x10002000,
-0x00040004, 0x10042000, 0x10040000, 0x00000004,
-0x00040000, 0x10002004, 0x10040004, 0x00002000,
-0x00042004, 0x10000000, 0x00000000, 0x00040004,
-0x10002004, 0x00042004, 0x10042000, 0x10000004,
-0x10000000, 0x00040000, 0x00002004, 0x10042004,
-0x00040004, 0x10042000, 0x10002000, 0x00042004,
-0x10042004, 0x00040004, 0x10000004, 0x00000000,
-0x10000000, 0x00002004, 0x00040000, 0x10040004,
-0x00002000, 0x10000000, 0x00042004, 0x10002004,
-0x10042000, 0x00002000, 0x00000000, 0x10000004,
-0x00000004, 0x10042004, 0x00042000, 0x10040000,
-0x10040004, 0x00040000, 0x00002004, 0x10002000,
-0x10002004, 0x00000004, 0x10040000, 0x00042000,
-},
-/* nibble 2 */
-{
-0x41000000, 0x01010040, 0x00000040, 0x41000040,
-0x40010000, 0x01000000, 0x41000040, 0x00010040,
-0x01000040, 0x00010000, 0x01010000, 0x40000000,
-0x41010040, 0x40000040, 0x40000000, 0x41010000,
-0x00000000, 0x40010000, 0x01010040, 0x00000040,
-0x40000040, 0x41010040, 0x00010000, 0x41000000,
-0x41010000, 0x01000040, 0x40010040, 0x01010000,
-0x00010040, 0x00000000, 0x01000000, 0x40010040,
-0x01010040, 0x00000040, 0x40000000, 0x00010000,
-0x40000040, 0x40010000, 0x01010000, 0x41000040,
-0x00000000, 0x01010040, 0x00010040, 0x41010000,
-0x40010000, 0x01000000, 0x41010040, 0x40000000,
-0x40010040, 0x41000000, 0x01000000, 0x41010040,
-0x00010000, 0x01000040, 0x41000040, 0x00010040,
-0x01000040, 0x00000000, 0x41010000, 0x40000040,
-0x41000000, 0x40010040, 0x00000040, 0x01010000,
-},
-/* nibble 3 */
-{
-0x00100402, 0x04000400, 0x00000002, 0x04100402,
-0x00000000, 0x04100000, 0x04000402, 0x00100002,
-0x04100400, 0x04000002, 0x04000000, 0x00000402,
-0x04000002, 0x00100402, 0x00100000, 0x04000000,
-0x04100002, 0x00100400, 0x00000400, 0x00000002,
-0x00100400, 0x04000402, 0x04100000, 0x00000400,
-0x00000402, 0x00000000, 0x00100002, 0x04100400,
-0x04000400, 0x04100002, 0x04100402, 0x00100000,
-0x04100002, 0x00000402, 0x00100000, 0x04000002,
-0x00100400, 0x04000400, 0x00000002, 0x04100000,
-0x04000402, 0x00000000, 0x00000400, 0x00100002,
-0x00000000, 0x04100002, 0x04100400, 0x00000400,
-0x04000000, 0x04100402, 0x00100402, 0x00100000,
-0x04100402, 0x00000002, 0x04000400, 0x00100402,
-0x00100002, 0x00100400, 0x04100000, 0x04000402,
-0x00000402, 0x04000000, 0x04000002, 0x04100400,
-},
-/* nibble 4 */
-{
-0x02000000, 0x00004000, 0x00000100, 0x02004108,
-0x02004008, 0x02000100, 0x00004108, 0x02004000,
-0x00004000, 0x00000008, 0x02000008, 0x00004100,
-0x02000108, 0x02004008, 0x02004100, 0x00000000,
-0x00004100, 0x02000000, 0x00004008, 0x00000108,
-0x02000100, 0x00004108, 0x00000000, 0x02000008,
-0x00000008, 0x02000108, 0x02004108, 0x00004008,
-0x02004000, 0x00000100, 0x00000108, 0x02004100,
-0x02004100, 0x02000108, 0x00004008, 0x02004000,
-0x00004000, 0x00000008, 0x02000008, 0x02000100,
-0x02000000, 0x00004100, 0x02004108, 0x00000000,
-0x00004108, 0x02000000, 0x00000100, 0x00004008,
-0x02000108, 0x00000100, 0x00000000, 0x02004108,
-0x02004008, 0x02004100, 0x00000108, 0x00004000,
-0x00004100, 0x02004008, 0x02000100, 0x00000108,
-0x00000008, 0x00004108, 0x02004000, 0x02000008,
-},
-/* nibble 5 */
-{
-0x20000010, 0x00080010, 0x00000000, 0x20080800,
-0x00080010, 0x00000800, 0x20000810, 0x00080000,
-0x00000810, 0x20080810, 0x00080800, 0x20000000,
-0x20000800, 0x20000010, 0x20080000, 0x00080810,
-0x00080000, 0x20000810, 0x20080010, 0x00000000,
-0x00000800, 0x00000010, 0x20080800, 0x20080010,
-0x20080810, 0x20080000, 0x20000000, 0x00000810,
-0x00000010, 0x00080800, 0x00080810, 0x20000800,
-0x00000810, 0x20000000, 0x20000800, 0x00080810,
-0x20080800, 0x00080010, 0x00000000, 0x20000800,
-0x20000000, 0x00000800, 0x20080010, 0x00080000,
-0x00080010, 0x20080810, 0x00080800, 0x00000010,
-0x20080810, 0x00080800, 0x00080000, 0x20000810,
-0x20000010, 0x20080000, 0x00080810, 0x00000000,
-0x00000800, 0x20000010, 0x20000810, 0x20080800,
-0x20080000, 0x00000810, 0x00000010, 0x20080010,
-},
-/* nibble 6 */
-{
-0x00001000, 0x00000080, 0x00400080, 0x00400001,
-0x00401081, 0x00001001, 0x00001080, 0x00000000,
-0x00400000, 0x00400081, 0x00000081, 0x00401000,
-0x00000001, 0x00401080, 0x00401000, 0x00000081,
-0x00400081, 0x00001000, 0x00001001, 0x00401081,
-0x00000000, 0x00400080, 0x00400001, 0x00001080,
-0x00401001, 0x00001081, 0x00401080, 0x00000001,
-0x00001081, 0x00401001, 0x00000080, 0x00400000,
-0x00001081, 0x00401000, 0x00401001, 0x00000081,
-0x00001000, 0x00000080, 0x00400000, 0x00401001,
-0x00400081, 0x00001081, 0x00001080, 0x00000000,
-0x00000080, 0x00400001, 0x00000001, 0x00400080,
-0x00000000, 0x00400081, 0x00400080, 0x00001080,
-0x00000081, 0x00001000, 0x00401081, 0x00400000,
-0x00401080, 0x00000001, 0x00001001, 0x00401081,
-0x00400001, 0x00401080, 0x00401000, 0x00001001,
-},
-/* nibble 7 */
-{
-0x08200020, 0x08208000, 0x00008020, 0x00000000,
-0x08008000, 0x00200020, 0x08200000, 0x08208020,
-0x00000020, 0x08000000, 0x00208000, 0x00008020,
-0x00208020, 0x08008020, 0x08000020, 0x08200000,
-0x00008000, 0x00208020, 0x00200020, 0x08008000,
-0x08208020, 0x08000020, 0x00000000, 0x00208000,
-0x08000000, 0x00200000, 0x08008020, 0x08200020,
-0x00200000, 0x00008000, 0x08208000, 0x00000020,
-0x00200000, 0x00008000, 0x08000020, 0x08208020,
-0x00008020, 0x08000000, 0x00000000, 0x00208000,
-0x08200020, 0x08008020, 0x08008000, 0x00200020,
-0x08208000, 0x00000020, 0x00200020, 0x08008000,
-0x08208020, 0x00200000, 0x08200000, 0x08000020,
-0x00208000, 0x00008020, 0x08008020, 0x08200000,
-0x00000020, 0x08208000, 0x00208020, 0x00000000,
-0x08000000, 0x08200020, 0x00008000, 0x00208020}};
-static const unsigned long skb[8][64]={
-/* for C bits (numbered as per FIPS 46) 1 2 3 4 5 6 */
-{
-0x00000000,0x00000010,0x20000000,0x20000010,
-0x00010000,0x00010010,0x20010000,0x20010010,
-0x00000800,0x00000810,0x20000800,0x20000810,
-0x00010800,0x00010810,0x20010800,0x20010810,
-0x00000020,0x00000030,0x20000020,0x20000030,
-0x00010020,0x00010030,0x20010020,0x20010030,
-0x00000820,0x00000830,0x20000820,0x20000830,
-0x00010820,0x00010830,0x20010820,0x20010830,
-0x00080000,0x00080010,0x20080000,0x20080010,
-0x00090000,0x00090010,0x20090000,0x20090010,
-0x00080800,0x00080810,0x20080800,0x20080810,
-0x00090800,0x00090810,0x20090800,0x20090810,
-0x00080020,0x00080030,0x20080020,0x20080030,
-0x00090020,0x00090030,0x20090020,0x20090030,
-0x00080820,0x00080830,0x20080820,0x20080830,
-0x00090820,0x00090830,0x20090820,0x20090830,
-},
-/* for C bits (numbered as per FIPS 46) 7 8 10 11 12 13 */
-{
-0x00000000,0x02000000,0x00002000,0x02002000,
-0x00200000,0x02200000,0x00202000,0x02202000,
-0x00000004,0x02000004,0x00002004,0x02002004,
-0x00200004,0x02200004,0x00202004,0x02202004,
-0x00000400,0x02000400,0x00002400,0x02002400,
-0x00200400,0x02200400,0x00202400,0x02202400,
-0x00000404,0x02000404,0x00002404,0x02002404,
-0x00200404,0x02200404,0x00202404,0x02202404,
-0x10000000,0x12000000,0x10002000,0x12002000,
-0x10200000,0x12200000,0x10202000,0x12202000,
-0x10000004,0x12000004,0x10002004,0x12002004,
-0x10200004,0x12200004,0x10202004,0x12202004,
-0x10000400,0x12000400,0x10002400,0x12002400,
-0x10200400,0x12200400,0x10202400,0x12202400,
-0x10000404,0x12000404,0x10002404,0x12002404,
-0x10200404,0x12200404,0x10202404,0x12202404,
-},
-/* for C bits (numbered as per FIPS 46) 14 15 16 17 19 20 */
-{
-0x00000000,0x00000001,0x00040000,0x00040001,
-0x01000000,0x01000001,0x01040000,0x01040001,
-0x00000002,0x00000003,0x00040002,0x00040003,
-0x01000002,0x01000003,0x01040002,0x01040003,
-0x00000200,0x00000201,0x00040200,0x00040201,
-0x01000200,0x01000201,0x01040200,0x01040201,
-0x00000202,0x00000203,0x00040202,0x00040203,
-0x01000202,0x01000203,0x01040202,0x01040203,
-0x08000000,0x08000001,0x08040000,0x08040001,
-0x09000000,0x09000001,0x09040000,0x09040001,
-0x08000002,0x08000003,0x08040002,0x08040003,
-0x09000002,0x09000003,0x09040002,0x09040003,
-0x08000200,0x08000201,0x08040200,0x08040201,
-0x09000200,0x09000201,0x09040200,0x09040201,
-0x08000202,0x08000203,0x08040202,0x08040203,
-0x09000202,0x09000203,0x09040202,0x09040203,
-},
-/* for C bits (numbered as per FIPS 46) 21 23 24 26 27 28 */
-{
-0x00000000,0x00100000,0x00000100,0x00100100,
-0x00000008,0x00100008,0x00000108,0x00100108,
-0x00001000,0x00101000,0x00001100,0x00101100,
-0x00001008,0x00101008,0x00001108,0x00101108,
-0x04000000,0x04100000,0x04000100,0x04100100,
-0x04000008,0x04100008,0x04000108,0x04100108,
-0x04001000,0x04101000,0x04001100,0x04101100,
-0x04001008,0x04101008,0x04001108,0x04101108,
-0x00020000,0x00120000,0x00020100,0x00120100,
-0x00020008,0x00120008,0x00020108,0x00120108,
-0x00021000,0x00121000,0x00021100,0x00121100,
-0x00021008,0x00121008,0x00021108,0x00121108,
-0x04020000,0x04120000,0x04020100,0x04120100,
-0x04020008,0x04120008,0x04020108,0x04120108,
-0x04021000,0x04121000,0x04021100,0x04121100,
-0x04021008,0x04121008,0x04021108,0x04121108,
-},
-/* for D bits (numbered as per FIPS 46) 1 2 3 4 5 6 */
-{
-0x00000000,0x10000000,0x00010000,0x10010000,
-0x00000004,0x10000004,0x00010004,0x10010004,
-0x20000000,0x30000000,0x20010000,0x30010000,
-0x20000004,0x30000004,0x20010004,0x30010004,
-0x00100000,0x10100000,0x00110000,0x10110000,
-0x00100004,0x10100004,0x00110004,0x10110004,
-0x20100000,0x30100000,0x20110000,0x30110000,
-0x20100004,0x30100004,0x20110004,0x30110004,
-0x00001000,0x10001000,0x00011000,0x10011000,
-0x00001004,0x10001004,0x00011004,0x10011004,
-0x20001000,0x30001000,0x20011000,0x30011000,
-0x20001004,0x30001004,0x20011004,0x30011004,
-0x00101000,0x10101000,0x00111000,0x10111000,
-0x00101004,0x10101004,0x00111004,0x10111004,
-0x20101000,0x30101000,0x20111000,0x30111000,
-0x20101004,0x30101004,0x20111004,0x30111004,
-},
-/* for D bits (numbered as per FIPS 46) 8 9 11 12 13 14 */
-{
-0x00000000,0x08000000,0x00000008,0x08000008,
-0x00000400,0x08000400,0x00000408,0x08000408,
-0x00020000,0x08020000,0x00020008,0x08020008,
-0x00020400,0x08020400,0x00020408,0x08020408,
-0x00000001,0x08000001,0x00000009,0x08000009,
-0x00000401,0x08000401,0x00000409,0x08000409,
-0x00020001,0x08020001,0x00020009,0x08020009,
-0x00020401,0x08020401,0x00020409,0x08020409,
-0x02000000,0x0A000000,0x02000008,0x0A000008,
-0x02000400,0x0A000400,0x02000408,0x0A000408,
-0x02020000,0x0A020000,0x02020008,0x0A020008,
-0x02020400,0x0A020400,0x02020408,0x0A020408,
-0x02000001,0x0A000001,0x02000009,0x0A000009,
-0x02000401,0x0A000401,0x02000409,0x0A000409,
-0x02020001,0x0A020001,0x02020009,0x0A020009,
-0x02020401,0x0A020401,0x02020409,0x0A020409,
-},
-/* for D bits (numbered as per FIPS 46) 16 17 18 19 20 21 */
-{
-0x00000000,0x00000100,0x00080000,0x00080100,
-0x01000000,0x01000100,0x01080000,0x01080100,
-0x00000010,0x00000110,0x00080010,0x00080110,
-0x01000010,0x01000110,0x01080010,0x01080110,
-0x00200000,0x00200100,0x00280000,0x00280100,
-0x01200000,0x01200100,0x01280000,0x01280100,
-0x00200010,0x00200110,0x00280010,0x00280110,
-0x01200010,0x01200110,0x01280010,0x01280110,
-0x00000200,0x00000300,0x00080200,0x00080300,
-0x01000200,0x01000300,0x01080200,0x01080300,
-0x00000210,0x00000310,0x00080210,0x00080310,
-0x01000210,0x01000310,0x01080210,0x01080310,
-0x00200200,0x00200300,0x00280200,0x00280300,
-0x01200200,0x01200300,0x01280200,0x01280300,
-0x00200210,0x00200310,0x00280210,0x00280310,
-0x01200210,0x01200310,0x01280210,0x01280310,
-},
-/* for D bits (numbered as per FIPS 46) 22 23 24 25 27 28 */
-{
-0x00000000,0x04000000,0x00040000,0x04040000,
-0x00000002,0x04000002,0x00040002,0x04040002,
-0x00002000,0x04002000,0x00042000,0x04042000,
-0x00002002,0x04002002,0x00042002,0x04042002,
-0x00000020,0x04000020,0x00040020,0x04040020,
-0x00000022,0x04000022,0x00040022,0x04040022,
-0x00002020,0x04002020,0x00042020,0x04042020,
-0x00002022,0x04002022,0x00042022,0x04042022,
-0x00000800,0x04000800,0x00040800,0x04040800,
-0x00000802,0x04000802,0x00040802,0x04040802,
-0x00002800,0x04002800,0x00042800,0x04042800,
-0x00002802,0x04002802,0x00042802,0x04042802,
-0x00000820,0x04000820,0x00040820,0x04040820,
-0x00000822,0x04000822,0x00040822,0x04040822,
-0x00002820,0x04002820,0x00042820,0x04042820,
-0x00002822,0x04002822,0x00042822,0x04042822,
-}
-};
-
-/* See ecb_encrypt.c for a pseudo description of these macros. */
-#define PERM_OP(a,b,t,n,m) ((t)=((((a)>>(n))^(b))&(m)),\
-	(b)^=(t),\
-	(a)^=((t)<<(n)))
-
-#define HPERM_OP(a,t,n,m) ((t)=((((a)<<(16-(n)))^(a))&(m)),\
-	(a)=(a)^(t)^(t>>(16-(n))))\
-
-static const char shifts2[16]={0,0,1,1,1,1,1,1,0,1,1,1,1,1,1,0};
-
-#ifdef PROTO
-static int body(unsigned long *out0, unsigned long *out1, des_key_schedule ks, unsigned long Eswap0, unsigned long Eswap1);
-static int des_set_key(des_cblock (*key), struct des_ks_struct *schedule);
-#else
-static int body();
-static int des_set_key();
-#endif
-
-static int des_set_key(key, schedule)
-des_cblock (*key);
-struct des_ks_struct *schedule;
-	{
-	register unsigned long c,d,t,s;
-	register unsigned char *in;
-	register unsigned long *k;
-	register int i;
-
-	k=(unsigned long *)schedule;
-	in=(unsigned char *)key;
-
-	c2l(in,c);
-	c2l(in,d);
-
-	/* I now do it in 47 simple operations :-)
-	 * Thanks to John Fletcher (john_fletcher@lccmail.ocf.llnl.gov)
-	 * for the inspiration. :-) */
-	PERM_OP (d,c,t,4,0x0f0f0f0f);
-	HPERM_OP(c,t,-2,0xcccc0000);
-	HPERM_OP(d,t,-2,0xcccc0000);
-	PERM_OP (d,c,t,1,0x55555555);
-	PERM_OP (c,d,t,8,0x00ff00ff);
-	PERM_OP (d,c,t,1,0x55555555);
-	d=	(((d&0x000000ff)<<16)| (d&0x0000ff00)     |
-		 ((d&0x00ff0000)>>16)|((c&0xf0000000)>>4));
-	c&=0x0fffffff;
-
-	for (i=0; i<ITERATIONS; i++)
-		{
-		if (shifts2[i])
-			{ c=((c>>2)|(c<<26)); d=((d>>2)|(d<<26)); }
-		else
-			{ c=((c>>1)|(c<<27)); d=((d>>1)|(d<<27)); }
-		c&=0x0fffffff;
-		d&=0x0fffffff;
-		/* could be a few less shifts but I am to lazy at this
-		 * point in time to investigate */
-		s=	skb[0][ (c    )&0x3f                ]|
-			skb[1][((c>> 6)&0x03)|((c>> 7)&0x3c)]|
-			skb[2][((c>>13)&0x0f)|((c>>14)&0x30)]|
-			skb[3][((c>>20)&0x01)|((c>>21)&0x06) |
-			                      ((c>>22)&0x38)];
-		t=	skb[4][ (d    )&0x3f                ]|
-			skb[5][((d>> 7)&0x03)|((d>> 8)&0x3c)]|
-			skb[6][ (d>>15)&0x3f                ]|
-			skb[7][((d>>21)&0x0f)|((d>>22)&0x30)];
-
-		/* table contained 0213 4657 */
-		*(k++)=((t<<16)|(s&0x0000ffff))&0xffffffff;
-		s=     ((s>>16)|(t&0xffff0000));
-		
-		s=(s<<4)|(s>>28);
-		*(k++)=s&0xffffffff;
-		}
-	return(0);
-	}
-
-/******************************************************************
- * modified stuff for crypt.
- ******************************************************************/
-
-/* The changes to this macro may help or hinder, depending on the
- * compiler and the achitecture.  gcc2 always seems to do well :-). 
- * Inspired by Dana How <how@isl.stanford.edu>
- * DO NOT use the alternative version on machines with 8 byte longs.
- */
-#ifdef ALT_ECB
-#define D_ENCRYPT(L,R,S) \
-	t=(R^(R>>16)); \
-	u=(t&E0); \
-	t=(t&E1); \
-	u=((u^(u<<16))^R^s[S  ])<<2; \
-	t=(t^(t<<16))^R^s[S+1]; \
-	t=(t>>2)|(t<<30); \
-	L^= \
-	*(unsigned long *)(des_SP+0x0100+((t    )&0xfc))+ \
-	*(unsigned long *)(des_SP+0x0300+((t>> 8)&0xfc))+ \
-	*(unsigned long *)(des_SP+0x0500+((t>>16)&0xfc))+ \
-	*(unsigned long *)(des_SP+0x0700+((t>>24)&0xfc))+ \
-	*(unsigned long *)(des_SP+       ((u    )&0xfc))+ \
-  	*(unsigned long *)(des_SP+0x0200+((u>> 8)&0xfc))+ \
-  	*(unsigned long *)(des_SP+0x0400+((u>>16)&0xfc))+ \
- 	*(unsigned long *)(des_SP+0x0600+((u>>24)&0xfc));
-#else /* original version */
-#define D_ENCRYPT(L,R,S)	\
-	t=(R^(R>>16)); \
-	u=(t&E0); \
-	t=(t&E1); \
-	u=(u^(u<<16))^R^s[S  ]; \
-	t=(t^(t<<16))^R^s[S+1]; \
-	t=(t>>4)|(t<<28); \
-	L^=	SPtrans[1][(t    )&0x3f]| \
-		SPtrans[3][(t>> 8)&0x3f]| \
-		SPtrans[5][(t>>16)&0x3f]| \
-		SPtrans[7][(t>>24)&0x3f]| \
-		SPtrans[0][(u    )&0x3f]| \
-		SPtrans[2][(u>> 8)&0x3f]| \
-		SPtrans[4][(u>>16)&0x3f]| \
-		SPtrans[6][(u>>24)&0x3f];
-#endif
-
-static unsigned const char con_salt[128]={
-0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
-0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
-0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
-0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
-0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
-0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,
-0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,
-0x0A,0x0B,0x05,0x06,0x07,0x08,0x09,0x0A,
-0x0B,0x0C,0x0D,0x0E,0x0F,0x10,0x11,0x12,
-0x13,0x14,0x15,0x16,0x17,0x18,0x19,0x1A,
-0x1B,0x1C,0x1D,0x1E,0x1F,0x20,0x21,0x22,
-0x23,0x24,0x25,0x20,0x21,0x22,0x23,0x24,
-0x25,0x26,0x27,0x28,0x29,0x2A,0x2B,0x2C,
-0x2D,0x2E,0x2F,0x30,0x31,0x32,0x33,0x34,
-0x35,0x36,0x37,0x38,0x39,0x3A,0x3B,0x3C,
-0x3D,0x3E,0x3F,0x00,0x00,0x00,0x00,0x00,
-};
-
-static unsigned const char cov_2char[64]={
-0x2E,0x2F,0x30,0x31,0x32,0x33,0x34,0x35,
-0x36,0x37,0x38,0x39,0x41,0x42,0x43,0x44,
-0x45,0x46,0x47,0x48,0x49,0x4A,0x4B,0x4C,
-0x4D,0x4E,0x4F,0x50,0x51,0x52,0x53,0x54,
-0x55,0x56,0x57,0x58,0x59,0x5A,0x61,0x62,
-0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6A,
-0x6B,0x6C,0x6D,0x6E,0x6F,0x70,0x71,0x72,
-0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x7A
-};
-
-#ifdef PERL5
-char *des_crypt(buf,salt)
-#else
-char *fcrypt(buf, salt)
-char *buf;
-char *salt;
-          
-           
-#endif
-     
-      
-	{
-	unsigned int i,j,x,y;
-	unsigned long Eswap0=0,Eswap1=0;
-	unsigned long out[2],ll;
-	des_cblock key;
-	des_key_schedule ks;
-	static unsigned char buff[20];
-	unsigned char bb[9];
-	unsigned char *b=bb;
-	unsigned char c,u;
-
-	/* eay 25/08/92
-	 * If you call crypt("pwd","*") as often happens when you
-	 * have * as the pwd field in /etc/passwd, the function
-	 * returns *\0XXXXXXXXX
-	 * The \0 makes the string look like * so the pwd "*" would
-	 * crypt to "*".  This was found when replacing the crypt in
-	 * our shared libraries.  People found that the disbled
-	 * accounts effectivly had no passwd :-(. */
-	x=buff[0]=((salt[0] == '\0')?'A':salt[0]);
-	Eswap0=con_salt[x];
-	x=buff[1]=((salt[1] == '\0')?'A':salt[1]);
-	Eswap1=con_salt[x]<<4;
-
-	for (i=0; i<8; i++)
-		{
-		c= *(buf++);
-		if (!c) break;
-		key[i]=(c<<1);
-		}
-	for (; i<8; i++)
-		key[i]=0;
-
-	des_set_key((des_cblock *)(key),ks);
-	body(&(out[0]),&(out[1]),ks,Eswap0,Eswap1);
-
-	ll=out[0]; l2c(ll,b);
-	ll=out[1]; l2c(ll,b);
-	y=0;
-	u=0x80;
-	bb[8]=0;
-	for (i=2; i<13; i++)
-		{
-		c=0;
-		for (j=0; j<6; j++)
-			{
-			c<<=1;
-			if (bb[y] & u) c|=1;
-			u>>=1;
-			if (!u)
-				{
-				y++;
-				u=0x80;
-				}
-			}
-		buff[i]=cov_2char[c];
-		}
-	buff[13]='\0';
-	return((char *)buff);
-	}
-
-static int body(out0, out1, ks, Eswap0, Eswap1)
-unsigned long *out0;
-unsigned long *out1;
-des_key_schedule ks;
-unsigned long Eswap0;
-unsigned long Eswap1;
-	{
-	register unsigned long l,r,t,u;
-#ifdef ALT_ECB
-	register unsigned char *des_SP=(unsigned char *)SPtrans;
-#endif
-	register unsigned long *s;
-	register int i,j;
-	register unsigned long E0,E1;
-
-	l=0;
-	r=0;
-
-	s=(unsigned long *)ks;
-	E0=Eswap0;
-	E1=Eswap1;
-
-	for (j=0; j<25; j++)
-		{
-		for (i=0; i<(ITERATIONS*2); i+=4)
-			{
-			D_ENCRYPT(l,r,  i);	/*  1 */
-			D_ENCRYPT(r,l,  i+2);	/*  2 */
-			}
-		t=l;
-		l=r;
-		r=t;
-		}
-	t=r;
-	r=(l>>1)|(l<<31);
-	l=(t>>1)|(t<<31);
-	/* clear the top bits on machines with 8byte longs */
-	l&=0xffffffff;
-	r&=0xffffffff;
-
-	PERM_OP(r,l,t, 1,0x55555555);
-	PERM_OP(l,r,t, 8,0x00ff00ff);
-	PERM_OP(r,l,t, 2,0x33333333);
-	PERM_OP(l,r,t,16,0x0000ffff);
-	PERM_OP(r,l,t, 4,0x0f0f0f0f);
-
-	*out0=l;
-	*out1=r;
-	return(0);
-	}
-
diff --git a/src/libbbsutil/file.c b/src/libbbsutil/file.c
deleted file mode 100644
index 5b891598..00000000
--- a/src/libbbsutil/file.c
+++ /dev/null
@@ -1,489 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h> // random
-#include <sys/file.h> // flock
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <limits.h>
-#include <strings.h>
-#include <dirent.h>
-#include <string.h>
-#include <sys/wait.h>
-
-#include "libbbsutil.h"
-
-
-/* ----------------------------------------------------- */
-/* 檔案檢查函數：檔案、目錄、屬於                        */
-/* ----------------------------------------------------- */
-
-/**
- * 傳回 fname 的檔案大小
- * @param fname
- */
-off_t
-dashs(const char *fname)
-{
-    struct stat     st;
-
-    if (!stat(fname, &st))
-	return st.st_size;
-    else
-	return -1;
-}
-
-/**
- * 傳回 fname 的 mtime
- * @param fname
- */
-time4_t
-dasht(const char *fname)
-{
-    struct stat     st;
-
-    if (!stat(fname, &st))
-	return st.st_mtime;
-    else
-	return -1;
-}
-
-/**
- * 傳回 fname 的 ctime
- * @param fname
- */
-time4_t
-dashc(const char *fname)
-{
-    struct stat     st;
-
-    if (!stat(fname, &st))
-	return st.st_ctime;
-    else
-	return -1;
-}
-
-/**
- * 傳回 fname 是否為 symbolic link
- * @param fname
- */
-int
-dashl(const char *fname)
-{
-    struct stat     st;
-
-    return (lstat(fname, &st) == 0 && S_ISLNK(st.st_mode));
-}
-
-/**
- * 傳回 fname 是否為一般的檔案
- * @param fname
- */
-int
-dashf(const char *fname)
-{
-    struct stat     st;
-
-    return (stat(fname, &st) == 0 && S_ISREG(st.st_mode));
-}
-
-/**
- * 傳回 fname 是否為目錄
- * @param fname
- */
-int
-dashd(const char *fname)
-{
-    struct stat     st;
-
-    return (stat(fname, &st) == 0 && S_ISDIR(st.st_mode));
-}
-
-/* ----------------------------------------------------- */
-/* 檔案操作函數：複製、搬移、附加                        */
-/* ----------------------------------------------------- */
-
-#define BUFFER_SIZE	8192
-int copy_file_to_file(const char *src, const char *dst)
-{
-    char buf[BUFFER_SIZE];
-    int fdr, fdw, len;
-
-    if ((fdr = open(src, O_RDONLY)) < 0)
-	return -1;
-
-    if ((fdw = open(dst, O_WRONLY | O_CREAT | O_TRUNC, 0600)) < 0) {
-	close(fdr);
-	return -1;
-    }
-
-    while (1) {
-	len = read(fdr, buf, sizeof(buf));
-	if (len <= 0)
-	    break;
-	write(fdw, buf, len);
-	if (len < BUFFER_SIZE)
-	    break;
-    }
-
-    close(fdr);
-    close(fdw);
-    return 0;
-}
-#undef BUFFER_SIZE
-
-int copy_file_to_dir(const char *src, const char *dst)
-{
-    char buf[PATH_MAX];
-    char *slash;
-    if ((slash = rindex(src, '/')) == NULL)
-	snprintf(buf, sizeof(buf), "%s/%s", dst, src);
-    else
-	snprintf(buf, sizeof(buf), "%s/%s", dst, slash);
-    return copy_file_to_file(src, buf);
-}
-
-int copy_dir_to_dir(const char *src, const char *dst)
-{
-    DIR *dir;
-    struct dirent *entry;
-    struct stat st;
-    char buf[PATH_MAX], buf2[PATH_MAX];
-
-    if (stat(dst, &st) < 0)
-	if (mkdir(dst, 0700) < 0)
-	    return -1;
-
-    if ((dir = opendir(src)) == NULL)
-	return -1;
-
-    while ((entry = readdir(dir)) != NULL) {
-	if (strcmp(entry->d_name, ".") == 0 ||
-	    strcmp(entry->d_name, "..") == 0)
-	    continue;
-	snprintf(buf, sizeof(buf), "%s/%s", src, entry->d_name);
-	snprintf(buf2, sizeof(buf2), "%s/%s", dst, entry->d_name);
-	if (stat(buf, &st) < 0)
-	    continue;
-	if (S_ISDIR(st.st_mode))
-	    mkdir(buf2, 0700);
-	copy_file(buf, buf2);
-    }
-
-    closedir(dir);
-    return 0;
-}
-
-/**
- * copy src to dst (recursively)
- * @param src and dst are file or dir
- * @return -1 if failed
- */
-int copy_file(const char *src, const char *dst)
-{
-    struct stat st;
-
-    if (stat(dst, &st) == 0 && S_ISDIR(st.st_mode)) {
-	if (stat(src, &st) < 0)
-	    return -1;
-	
-    	if (S_ISDIR(st.st_mode))
-	    return copy_dir_to_dir(src, dst);
-	else if (S_ISREG(st.st_mode))
-	    return copy_file_to_dir(src, dst);
-	return -1;
-    }
-    else if (stat(src, &st) == 0 && S_ISDIR(st.st_mode))
-	return copy_dir_to_dir(src, dst);
-    return copy_file_to_file(src, dst);
-}
-
-int
-Rename(const char *src, const char *dst)
-{
-    if (rename(src, dst) == 0)
-	return 0;
-    if (!strchr(src, ';') && !strchr(dst, ';'))
-    {
-	pid_t pid = fork();
-	if (pid == 0)
-	    execl("/bin/mv", "mv", "-f", src, dst, (char *)NULL);
-	else if (pid > 0)
-	{
-	    int status = -1;
-	    waitpid(pid, &status, 0);
-	    return WEXITSTATUS(status) == 0 ? 0 : -1;
-	}
-	else
-	    return -1;
-    }
-    return -1;
-}
-
-int
-Copy(const char *src, const char *dst)
-{
-    int fi, fo, bytes;
-    char buf[8192];
-    fi=open(src, O_RDONLY);
-    if(fi<0) return -1;
-    fo=open(dst, O_WRONLY | O_TRUNC | O_CREAT, 0600);
-    if(fo<0) {close(fi); return -1;}
-    while((bytes=read(fi, buf, sizeof(buf)))>0)
-         write(fo, buf, bytes);
-    close(fo);
-    close(fi);
-    return 0;  
-}
-
-int
-CopyN(const char *src, const char *dst, int n)
-{
-    int fi, fo, bytes;
-    char buf[8192];
-
-    fi=open(src, O_RDONLY);
-    if(fi<0) return -1;
-
-    fo=open(dst, O_WRONLY | O_TRUNC | O_CREAT, 0600);
-    if(fo<0) {close(fi); return -1;}
-
-    while(n > 0 && (bytes=read(fi, buf, sizeof(buf)))>0)
-    {
-	 n -= bytes;
-	 if (n < 0)
-	     bytes += n;
-         write(fo, buf, bytes);
-    }
-    close(fo);
-    close(fi);
-    return 0;  
-}
-
-/* append data from tail of src (starting point=off) to dst */
-int
-AppendTail(const char *src, const char *dst, int off)
-{
-    int fi, fo, bytes;
-    char buf[8192];
-
-    fi=open(src, O_RDONLY);
-    if(fi<0) return -1;
-
-    fo=open(dst, O_WRONLY | O_APPEND | O_CREAT, 0600);
-    if(fo<0) {close(fi); return -1;}
-    // flock(dst, LOCK_SH);
-    
-    if(off > 0)
-	lseek(fi, (off_t)off, SEEK_SET);
-
-    while((bytes=read(fi, buf, sizeof(buf)))>0)
-    {
-         write(fo, buf, bytes);
-    }
-    // flock(dst, LOCK_UN);
-    close(fo);
-    close(fi);
-    return 0;  
-}
-
-/**
- * @param src	file
- * @param dst	file
- * @return 0	if success
- */
-int
-Link(const char *src, const char *dst)
-{
-    if (symlink(src, dst) == 0)
-       return 0;
-
-    return Copy(src, dst);
-}
-
-/* ----------------------------------------------------- */
-/* 檔案內容處理函數：以「行」為單位                      */
-/* ----------------------------------------------------- */
-
-#define LINEBUFSZ (PATH_MAX)
-#define STR_SPACE " \t\n\r"
-
-
-/**
- * 傳回 file 檔的行數
- * @param file
- */
-int file_count_line(const char *file)
-{
-    FILE           *fp;
-    int             count = 0;
-    char            buf[LINEBUFSZ];
-
-    if ((fp = fopen(file, "r"))) {
-	while (fgets(buf, sizeof(buf), fp)) {
-	    if (strchr(buf, '\n') == NULL)
-		continue;
-	    count++;
-	}
-	fclose(fp);
-    }
-    return count;
-}
-
-/**
- * 將 string append 到檔案 file 後端 (不加換行)
- * @param file 要被 append 的檔
- * @param string
- * @return 成功傳回 0，失敗傳回 -1。
- */
-int file_append_line(const char *file, const char *string)
-{
-    FILE *fp;
-    if ((fp = fopen(file, "a")) == NULL)
-	return -1;
-    flock(fileno(fp), LOCK_EX);
-    fputs(string, fp);
-    flock(fileno(fp), LOCK_UN);
-    fclose(fp);
-    return 0;
-}
-
-/**
- * 將 "$key\n" append 到檔案 file 後端
- * @param file 要被 append 的檔
- * @param key 沒有換行的字串
- * @return 成功傳回 0，失敗傳回 -1。
- */
-int file_append_record(const char *file, const char *key)
-{
-    FILE *fp;
-    if (!key || !*key) return -1;
-    if ((fp = fopen(file, "a")) == NULL)
-	return -1;
-    flock(fileno(fp), LOCK_EX);
-    fputs(key, fp);
-    fputs("\n", fp);
-    flock(fileno(fp), LOCK_UN);
-    fclose(fp);
-    return 0;
-}
-
-/**
- * 傳回檔案 file 中 key 所在行數
- */
-int file_find_record(const char *file, const char *key)
-{
-    FILE           *fp;
-    char            buf[LINEBUFSZ], *ptr;
-    int i = 0;
-
-    if ((fp = fopen(file, "r")) == NULL)
-	return 0;
-
-    while (fgets(buf, LINEBUFSZ, fp)) {
-	char *strtok_pos;
-	i++;
-	if ((ptr = strtok_r(buf, STR_SPACE, &strtok_pos)) && !strcasecmp(ptr, key)) {
-	    fclose(fp);
-	    return i;
-	}
-    }
-    fclose(fp);
-    return 0;
-}
-
-/**
- * 傳回檔案 file 中是否有 key
- */
-int file_exist_record(const char *file, const char *key)
-{
-    return file_find_record(file, key) > 0 ? 1 : 0;
-}
-
-/**
- * 刪除檔案 file 中以 string 開頭的行
- * @param file 要處理的檔案
- * @param string 尋找的 key name
- * @param case_sensitive 是否要處理大小寫
- * @return 成功傳回 0，失敗傳回 -1。
- */
-int
-file_delete_record(const char *file, const char *string, int case_sensitive)
-{
-    // TODO nfp 用 tmpfile() 比較好？ 不過 Rename 會變慢...
-    FILE *fp = NULL, *nfp = NULL;
-    char fnew[PATH_MAX];
-    char buf[LINEBUFSZ + 1];
-    int ret = -1, i = 0;
-    const size_t toklen = strlen(string);
-
-    if (!toklen)
-	return 0;
-
-    do {
-	snprintf(fnew, sizeof(fnew), "%s.%3.3X", file, (unsigned int)(random() & 0xFFF));
-	if (access(fnew, 0) != 0)
-	    break;
-    } while (i++ < 10); // max tries = 10
-
-    if (access(fnew, 0) == 0) return -1;    // cannot create temp file.
-
-    i = 0;
-    if ((fp = fopen(file, "r")) && (nfp = fopen(fnew, "w"))) {
-	while (fgets(buf, sizeof(buf), fp))
-	{
-	    size_t klen = strcspn(buf, STR_SPACE);
-	    if (toklen == klen)
-	    {
-		if (((case_sensitive && strncmp(buf, string, toklen) == 0) ||
-		    (!case_sensitive && strncasecmp(buf, string, toklen) == 0)))
-		{
-		    // found line. skip it.
-		    i++;
-		    continue;
-		}
-	    }
-	    // other wise, keep the line.
-	    fputs(buf, nfp);
-	}
-	fclose(nfp); nfp = NULL;
-	if (i > 0)
-	{
-	    if(Rename(fnew, file) < 0)
-		ret = -1;
-	    else
-		ret = 0;
-	} else {
-	    unlink(fnew);
-	    ret = 0;
-	}
-    }
-    if(fp)
-	fclose(fp);
-    if(nfp)
-	fclose(nfp);
-    return ret;
-}
-
-/**
- * 對每一筆 record 做 func 這件事。
- * @param file
- * @param func 處理每筆 record 的 handler，為一 function pointer。
- *        第一個參數是檔案中的一行，第二個參數為 info。
- * @param info 一個額外的參數。
- */
-int file_foreach_entry(const char *file, int (*func)(char *, int), int info)
-{
-    char line[80];
-    FILE *fp;
-
-    if ((fp = fopen(file, "r")) == NULL)
-	return -1;
-
-    while (fgets(line, sizeof(line), fp)) {
-	(*func)(line, info);
-    }
-
-    fclose(fp);
-    return 0;
-}
diff --git a/src/libbbsutil/lock.c b/src/libbbsutil/lock.c
deleted file mode 100644
index 4b28bab1..00000000
--- a/src/libbbsutil/lock.c
+++ /dev/null
@@ -1,23 +0,0 @@
-#include <fcntl.h>
-#include <unistd.h>
-#include <errno.h>
-
-/**
- * lock fd
- * @param mode	F_WRLCK, F_UNLCK
- */
-void
-PttLock(int fd, int start, int size, int mode)
-{
-    static struct flock lock_it;
-    int             ret;
-
-    lock_it.l_whence = SEEK_CUR;/* from current point */
-    lock_it.l_start = start;	/* -"- */
-    lock_it.l_len = size;	/* length of data */
-    lock_it.l_type = mode;	/* set exclusive/write lock */
-    lock_it.l_pid = 0;		/* pid not actually interesting */
-    while ((ret = fcntl(fd, F_SETLKW, &lock_it)) < 0 && errno == EINTR)
-      sleep(1);
-}
-
diff --git a/src/libbbsutil/log.c b/src/libbbsutil/log.c
deleted file mode 100644
index 9fe3d514..00000000
--- a/src/libbbsutil/log.c
+++ /dev/null
@@ -1,43 +0,0 @@
-#include <stdarg.h>
-#include <stdio.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <string.h>
-
-#include "libbbsutil.h"
-
-int
-log_filef(const char *fn, int log_flag, const char *fmt,...)
-{
-    char       msg[256];
-
-    va_list ap;
-    va_start(ap, fmt);
-    vsnprintf(msg, sizeof(msg), fmt, ap);
-    va_end(ap);
-
-    return log_file(fn, log_flag, msg);
-}
-
-int
-log_file(const char *fn, int log_flag, const char *msg)
-{
-    int        fd;
-    int flag = O_APPEND | O_WRONLY;
-    int mode = 0664;
-
-    if (log_flag & LOG_CREAT)
-	flag |= O_CREAT;
-
-    fd = open(fn, flag, mode);
-    if( fd < 0 )
-	return -1;
-
-    if( write(fd, msg, strlen(msg)) < 0 ){
-	close(fd);
-	return -1;
-    }
-    close(fd);
-    return 0;
-}
-
diff --git a/src/libbbsutil/net.c b/src/libbbsutil/net.c
deleted file mode 100644
index 60208a65..00000000
--- a/src/libbbsutil/net.c
+++ /dev/null
@@ -1,114 +0,0 @@
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <unistd.h>
-
-#include "libbbsutil.h"
-
-unsigned int
-ipstr2int(const char *ip)
-{
-    unsigned int i, val = 0;
-    char buf[32];
-    char *nil, *p;
-
-    strlcpy(buf, ip, sizeof(buf));
-    p = buf;
-    for (i = 0; i < 4; i++) {
-	nil = strchr(p, '.');
-	if (nil != NULL)
-	    *nil = 0;
-	val *= 256;
-	val += atoi(p);
-	if (nil != NULL)
-	    p = nil + 1;
-    }
-    return val;
-}
-
-int tobind(const char * host, int port)
-{
-    int     sockfd, val = 1;
-    struct  sockaddr_in     servaddr;
-
-    if( (sockfd = socket(AF_INET, SOCK_STREAM, 0)) < 0 ) {
-	perror("socket()");
-	exit(1);
-    }
-    setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR,
-	       (char *)&val, sizeof(val));
-    bzero(&servaddr, sizeof(servaddr));
-    servaddr.sin_family = AF_INET;
-    if (host == NULL || host[0] == 0)
-	servaddr.sin_addr.s_addr = htonl(INADDR_ANY);
-    else if (inet_aton(host, &servaddr.sin_addr) == 0) {
-	perror("inet_aton()");
-	exit(1);
-    }
-    servaddr.sin_port = htons(port);
-    if( bind(sockfd, (struct sockaddr *)&servaddr, sizeof(servaddr)) < 0 ) {
-	perror("bind()");
-	exit(1);
-    }
-    if( listen(sockfd, 5) < 0 ) {
-	perror("listen()");
-	exit(1);
-    }
-
-    return sockfd;
-}
-
-int toconnect(const char *host, int port)
-{
-    int    sock;
-    struct sockaddr_in serv_name;
-    if( (sock = socket(AF_INET, SOCK_STREAM, 0)) < 0 ){
-        perror("socket");
-        return -1;
-    }
-
-    serv_name.sin_family = AF_INET;
-    serv_name.sin_addr.s_addr = inet_addr(host);
-    serv_name.sin_port = htons(port);
-    if( connect(sock, (struct sockaddr*)&serv_name, sizeof(serv_name)) < 0 ){
-        close(sock);
-        return -1;
-    }
-    return sock;
-}
-
-/**
- * same as read(2), but read until exactly size len 
- */
-int toread(int fd, void *buf, int len)
-{
-    int     l;
-    for( l = 0 ; len > 0 ; )
-	if( (l = read(fd, buf, len)) <= 0 )
-	    return -1;
-	else{
-	    buf += l;
-	    len -= l;
-	}
-    return l;
-}
-
-/**
- * same as write(2), but write until exactly size len 
- */
-int towrite(int fd, const void *buf, int len)
-{
-    int     l;
-    for( l = 0 ; len > 0 ; )
-	if( (l = write(fd, buf, len)) <= 0 )
-	    return -1;
-	else{
-	    buf += l;
-	    len -= l;
-	}
-    return l;
-}
diff --git a/src/libbbsutil/osdep.c b/src/libbbsutil/osdep.c
deleted file mode 100644
index f4d68ead..00000000
--- a/src/libbbsutil/osdep.c
+++ /dev/null
@@ -1,375 +0,0 @@
-/* $Id$ */
-#include "osdep.h"
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdarg.h>
-
-#ifdef NEED_STRLCAT
-
-#include <sys/types.h>
-#include <string.h>
-
-/*   size_t
- *   strlcat(char *dst, const char *src, size_t size);
- */
-/*
- * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- *    derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
- * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/*
- * Appends src to string dst of size siz (unlike strncat, siz is the
- * full size of dst, not space left).  At most siz-1 characters
- * will be copied.  Always NUL terminates (unless siz <= strlen(dst)).
- * Returns strlen(src) + MIN(siz, strlen(initial dst)).
- * If retval >= siz, truncation occurred.
- */
-size_t
-strlcat(dst, src, siz)
-    char *dst;
-    const char *src;
-    size_t siz;
-{
-    char *d = dst;
-    const char *s = src;
-    size_t n = siz;
-    size_t dlen;
-
-    /* Find the end of dst and adjust bytes left but don't go past end */
-    while (n-- != 0 && *d != '\0')
-	d++;
-    dlen = d - dst;
-    n = siz - dlen;
-
-    if (n == 0)
-	return(dlen + strlen(s));
-    while (*s != '\0') {
-	if (n != 1) {
-	    *d++ = *s;
-	    n--;
-	}
-	s++;
-    }
-    *d = '\0';
-
-    return(dlen + (s - src));	/* count does not include NUL */
-}
-
-#endif
-
-#ifdef NEED_TIMEGM
-
-#include <time.h>
-#include <stdlib.h>
-
-time_t timegm (struct tm *tm)
-{
-    time_t ret;
-    char *tz;
-
-    tz = getenv("TZ");
-    putenv("TZ=");
-    tzset();
-    ret = mktime(tm);
-
-    if (tz){
-	char *buff = malloc( strlen(tz) + 10);
-	sprintf( buff, "TZ=%s", tz);
-	putenv(buff);
-	free(buff);
-    }
-    else
-	unsetenv("TZ");
-    tzset();
-
-    return ret;
-}
-
-#endif
-
-#ifdef NEED_STRLCPY
-
-/* ------------------------------------------------------------------------ */
-
-/*   size_t
- *   strlcpy(char *dst, const char *src, size_t size);
- */
-
-/*
- * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- *    derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
- * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/*
- * Copy src to string dst of size siz.  At most siz-1 characters
- * will be copied.  Always NUL terminates (unless siz == 0).
- * Returns strlen(src); if retval >= siz, truncation occurred.
- */
-size_t strlcpy(dst, src, siz)
-    char *dst;
-    const char *src;
-    size_t siz;
-{
-    char *d = dst;
-    const char *s = src;
-    size_t n = siz;
-
-    /* Copy as many bytes as will fit */
-    if (n != 0 && --n != 0) {
-	do {
-	    if ((*d++ = *s++) == 0)
-		break;
-	} while (--n != 0);
-    }
-
-    /* Not enough room in dst, add NUL and traverse rest of src */
-    if (n == 0) {
-	if (siz != 0)
-	    *d = '\0';		/* NUL-terminate dst */
-	while (*s++)
-	    ;
-    }
-
-    return(s - src - 1);	/* count does not include NUL */
-}
-
-#endif
-
-#ifdef NEED_BSD_SIGNAL
-
-void (*bsd_signal(int sig, void (*func)(int)))(int)
-{
-    struct sigaction act, oact;
-
-    act.sa_handler = func;
-    act.sa_flags = SA_RESTART;
-    sigemptyset(&act.sa_mask);
-    sigaddset(&act.sa_mask, sig);
-    if (sigaction(sig, &act, &oact) == -1)
-	return(SIG_ERR);
-    return(oact.sa_handler);
-}
-
-
-#endif
-
-#ifdef HAVE_SETPROCTITLE
-
-void
-initsetproctitle(int argc, char **argv, char **envp)
-{
-}
-
-#else
-
-
-static char **Argv = NULL;	/* pointer to argument vector */
-static int argv_size;		/* end of argv */
-
-extern char **environ;
-
-void
-initsetproctitle(int argc, char **argv, char **envp)
-{
-    register int    i;
-    int len=0,nenv=0;
-
-
-    /*
-     * Move the environment so setproctitle can use the space at the top of
-     * memory.
-     */
-    for (i = 0; envp[i]; i++)
-      len+=strlen(envp[i])+1;
-    nenv=i+1;
-    len+=sizeof(char*)*nenv;
-    environ = malloc(len);
-    len=0;
-    for (i = 0; envp[i]; i++) {
-        environ[i] = (char*)environ+nenv*sizeof(char*)+len;
-	strcpy(environ[i], envp[i]);
-	len+=strlen(envp[i])+1;
-    }
-    environ[i] = NULL;
-
-    /* Save start and extent of argv for setproctitle. */
-    Argv = argv;
-    if (i > 0)
-	argv_size = envp[i - 1] + strlen(envp[i - 1]) - Argv[0];
-    else
-	argv_size = argv[argc - 1] + strlen(argv[argc - 1]) - Argv[0];
-}
-
-static void
-do_setproctitle(const char *cmdline)
-{
-    int             len;
-
-    len = strlen(cmdline) + 1; // +1 for '\0'
-    if(len > argv_size - 2) // 2 ??
-        len = argv_size - 2;
-    memset(Argv[0], 0, argv_size);
-    strlcpy(Argv[0], cmdline, len);
-    Argv[1] = NULL;
-}
-
-void
-setproctitle(const char *format,...)
-{
-    char            buf[256];
-    va_list         args;
-    va_start(args, format);
-    vsnprintf(buf, sizeof(buf), format, args);
-    do_setproctitle(buf);
-    va_end(args);
-}
-
-#endif
-
-#if __FreeBSD__
-
-int
-cpuload(char *str)
-{
-    double          l[3] = {-1, -1, -1};
-    if (getloadavg(l, 3) != 3)
-	l[0] = -1;
-
-    if (str) {
-	if (l[0] != -1)
-	    sprintf(str, " %.2f %.2f %.2f", l[0], l[1], l[2]);
-	else
-	    strcpy(str, " (unknown) ");
-    }
-    return (int)l[0];
-}
-#endif
-
-
-#ifdef Solaris
-
-#include <kstat.h>
-#include <sys/param.h>
-
-#define loaddouble(la) ((double)(la) / FSCALE)
-
-int
-cpuload(char *str)
-{
-    kstat_ctl_t *kc;
-    kstat_t *ks;
-    kstat_named_t *kn;
-    double l[3] = {-1, -1, -1};
-
-    kc = kstat_open();
-
-    if( !kc ){
-	strcpy(str, "(unknown) ");
-	return -1;
-    }
-
-    ks = kstat_lookup( kc, "unix", 0, "system_misc");
-
-    if( kstat_read( kc, ks, 0) == -1){
-	strcpy( str, "( unknown ");
-	return -1;
-    }
-
-    kn = kstat_data_lookup( ks, "avenrun_1min" );
-
-    if( kn ) {
-	l[0] = loaddouble(kn->value.ui32);
-    }
-
-    kn = kstat_data_lookup( ks, "avenrun_5min" );
-
-    if( kn ) {
-	l[1] = loaddouble(kn->value.ui32);
-    }
-
-    kn = kstat_data_lookup( ks, "avenrun_15min" );
-
-    if( kn ) {
-	l[2] = loaddouble(kn->value.ui32);
-    }
-
-    if (str) {
-
-	if (l[0] != -1)
-	    sprintf(str, " %.2f %.2f %.2f", l[0], l[1], l[2]);
-	else
-	    strcpy(str, " (unknown) ");
-    }
-
-    kstat_close(kc);
-    return (int)l[0];
-}
-
-#endif
-
-#ifdef __linux__
-int
-cpuload(char *str)
-{
-    double          l[3] = {-1, -1, -1};
-    FILE           *fp;
-
-    if ((fp = fopen("/proc/loadavg", "r"))) {
-	if (fscanf(fp, "%lf %lf %lf", &l[0], &l[1], &l[2]) != 3)
-	    l[0] = -1;
-	fclose(fp);
-    }
-    if (str) {
-	if (l[0] != -1)
-	    sprintf(str, " %.2f %.2f %.2f", l[0], l[1], l[2]);
-	else
-	    strcpy(str, " (unknown) ");
-    }
-    return (int)l[0];
-}
-
-#endif
diff --git a/src/libbbsutil/sort.c b/src/libbbsutil/sort.c
deleted file mode 100644
index edecc0a8..00000000
--- a/src/libbbsutil/sort.c
+++ /dev/null
@@ -1,10 +0,0 @@
-
-int cmp_int(const void *a, const void *b)
-{
-    return *(int*)a - *(int*)b;
-}
-
-int cmp_int_desc(const void * a, const void * b)
-{
-    return cmp_int(b, a);
-}
diff --git a/src/libbbsutil/string.c b/src/libbbsutil/string.c
deleted file mode 100644
index 37d05eeb..00000000
--- a/src/libbbsutil/string.c
+++ /dev/null
@@ -1,345 +0,0 @@
-#include <string.h>
-#include <ctype.h>
-#include <assert.h>
-#include "fnv_hash.h"
-
-#include "ansi.h"
-#include "libbbsutil.h"
-
-#define CHAR_LOWER(c)  ((c >= 'A' && c <= 'Z') ? c|32 : c)
-/* ----------------------------------------------------- */
-/* 字串轉換檢查函數                                      */
-/* ----------------------------------------------------- */
-/**
- * 將字串 s 轉為小寫存回 t
- * @param t allocated char array
- * @param s
- */
-void
-str_lower(char *t, const char *s)
-{
-    register unsigned char ch;
-
-    do {
-	ch = *s++;
-	*t++ = CHAR_LOWER(ch);
-    } while (ch);
-}
-
-/**
- * 移除字串 buf 後端多餘的空白。
- * @param buf
- */
-void
-trim(char *buf)
-{				/* remove trailing space */
-    char           *p = buf;
-
-    while (*p)
-	p++;
-    while (--p >= buf) {
-	if (*p == ' ')
-	    *p = '\0';
-	else
-	    break;
-    }
-}
-
-/**
- * 移除 src 的 '\n' 並改成 '\0'
- * @param src
- */
-void chomp(char *src)
-{
-    while(*src){
-	if (*src == '\n')
-	    *src = 0;
-	else
-	    src++;
-    }
-}
-
-int
-strip_blank(char *cbuf, char *buf)
-{
-    for (; *buf; buf++)
-	if (*buf != ' ')
-	    *cbuf++ = *buf;
-    *cbuf = 0;
-    return 0;
-}
-
-static const char EscapeFlag[] = {
-    /*  0 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-    /* 10 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ,0, 0, 0, 0, 0,
-    /* 20 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-    /* 30 */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 1, 0, 0, /* 0~9 ;= */
-    /* 40 */ 0, 2, 2, 2, 2, 0, 0, 0, 2, 2, 2, 2, 0, 0, 0, 0, /* ABCDHIJK */
-    /* 50 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-    /* 60 */ 0, 0, 0, 0, 0, 0, 2, 0, 2, 0, 0, 0, 2, 2, 0, 0, /* fhlm */
-    /* 70 */ 0, 0, 0, 2, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* su */
-    /* 80 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-    /* 90 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-    /* A0 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-    /* B0 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-    /* C0 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-    /* D0 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-    /* E0 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-    /* F0 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-};
-/**
- * 根據 mode 來 strip 字串 src，並把結果存到 dst
- * @param dst
- * @param src (if NULL then only return length)
- * @param mode enum {STRIP_ALL = 0, ONLY_COLOR, NO_RELOAD};
- *             STRIP_ALL:  全部吃掉
- *             ONLY_COLOR: 只留跟顏色有關的 (ESC[*m)
- *             NO_RELOAD:  只留上面認識的(移位+色彩)
- * @return strip 後的長度
- */
-int
-strip_ansi(char *dst, const char *src, enum STRIP_FLAG mode)
-{
-    register int    count = 0;
-#define isEscapeParam(X) (EscapeFlag[(int)(X)] & 1)
-#define isEscapeCommand(X) (EscapeFlag[(int)(X)] & 2)
-
-    for(; *src; ++src)
-	if( *src != ESC_CHR ){
-	    if( dst )
-		*dst++ = *src;
-	    ++count;
-	}else{
-	    const char* p = src + 1;
-	    if( *p != '[' ){
-		++src;
-		if(*src=='\0') break;
-		continue;
-	    }
-	    while(isEscapeParam(*++p));
-	    if( (mode == NO_RELOAD && isEscapeCommand(*p)) ||
-		(mode == ONLY_COLOR && *p == 'm' )){
-		register int len = p - src + 1;
-		if( dst ){
-		    memmove(dst, src, len);
-		    dst += len;
-		}
-		count += len;
-	    }
-	    src = p;
-	    if(*src=='\0') break;
-	}
-    if( dst )
-	*dst = 0;
-    return count;
-}
-
-int  
-strlen_noansi(const char *s)
-{
-    // XXX this is almost identical to
-    // strip_ansi(NULL, s, STRIP_ALL)
-    register int count = 0, mode = 0;
-
-    if (!s || !*s)
-	return 0;
-
-    for (; *s; ++s)
-    {
-	// 0 - no ansi, 1 - [, 2 - param+cmd
-	switch (mode)
-	{
-	    case 0:
-		if (*s == ESC_CHR)
-		    mode = 1;
-		else 
-		    count ++;
-		break;
-
-	    case 1:
-		if (*s == '[')
-		    mode = 2;
-		else
-		    mode = 0; // unknown command
-		break;
-
-	    case 2:
-		if (isEscapeParam(*s))
-		    continue;
-		else if (isEscapeCommand(*s))
-		    mode = 0;
-		else
-		    mode = 0;
-		break;
-	}
-    }
-    return count;
-}
-
-void
-strip_nonebig5(unsigned char *str, int maxlen)
-{
-  int i;
-  int len=0;
-  for(i=0;i<maxlen && str[i];i++) {
-    if(32<=str[i] && str[i]<128)
-      str[len++]=str[i];
-    else if(str[i]==255) {
-      if(i+1<maxlen)
-	if(251<=str[i+1] && str[i+1]<=254) {
-	  i++;
-	  if(i+1<maxlen && str[i+1])
-	    i++;
-	}
-      continue;
-    } else if(str[i]&0x80) {
-      if(i+1<maxlen)
-	if((0x40<=str[i+1] && str[i+1]<=0x7e) ||
-	   (0xa1<=str[i+1] && str[i+1]<=0xfe)) {
-	  str[len++]=str[i];
-	  str[len++]=str[i+1];
-	  i++;
-	}
-    }
-  }
-  if(len<maxlen)
-    str[len]='\0';
-}
-
-int DBCS_RemoveIntrEscape(unsigned char *buf, int *len)
-{
-    register int isInAnsi = 0, isInDBCS = 0;
-    int l = 0, i = 0, oldl, iansi = 0;
-
-    if (len) l = *len; else l = strlen((const char*)buf);
-    oldl = l;
-
-    for (i = 0; i < l; i++)
-    {
-	if (buf[i] == ESC_CHR && !isInAnsi)
-	{
-	    // new escape
-	    isInAnsi = 1;
-	    iansi = i;
-	    continue;
-	} 
-
-	// character
-	if (isInAnsi)
-	{
-	    // closing ANSI section?
-	    switch (isInAnsi)
-	    {
-	    case 1: // normal ANSI
-		if (buf[i] == '[')
-		    isInAnsi = 2;
-		else
-		    isInAnsi = 0; // unknown command
-		break;
-
-	    case 2:
-		if (isEscapeParam(buf[i]))
-		    break;
-		else 
-		    isInAnsi = 0;
-		break;
-	    }
-	    if (isInAnsi == 0 && isInDBCS && i+1 < l)
-	    {
-		// interupting ANSI closed, let's modify the string
-		int sz = i + 1 - iansi; // size to move
-		memmove(buf+iansi, buf+i+1, l-i-1);
-		l -= sz;
-		i = iansi-1; // for the ++ in loop
-	    }
-	} else if (isInDBCS) {
-	    // not ANSI but in DBCS. finished one char.
-	    isInDBCS = 0;
-	} else if (buf[i] >= 0x80) {
-	    // DBCS lead.
-	    isInDBCS = 1;
-	} else {
-	    // normal character.
-	}
-    }
-
-    if(len) *len = l;
-    return (oldl != l) ? 1 : 0;
-}
-
-/* ----------------------------------------------------- */
-/* 字串檢查函數：英文、數字、檔名、E-mail address        */
-/* ----------------------------------------------------- */
-
-int
-invalid_pname(const char *str)
-{
-    const char           *p1, *p2, *p3;
-
-    p1 = str;
-    while (*p1) {
-	if (!(p2 = strchr(p1, '/')))
-	    p2 = str + strlen(str);
-	if (p1 + 1 > p2 || p1 + strspn(p1, ".") == p2) /* 不允許用 / 開頭, 或是 // 之間只有 . */
-	    return 1;
-	for (p3 = p1; p3 < p2; p3++)
-	    if (!isalnum(*p3) && !strchr("@[]-._", *p3)) /* 只允許 alnum 或這些符號 */
-		return 1;
-	p1 = p2 + (*p2 ? 1 : 0);
-    }
-    return 0;
-}
-
-/*
- * return	1	if /^[0-9]+$/
- * 		0	else, 含空字串
- */
-int is_number(const char *p)
-{
-    if (*p == '\0')
-	return 0;
-
-    for(; *p; p++) {
-	if (*p < '0' || '9' < *p)
-	    return 0;
-    }
-    return 1;
-}
-
-unsigned
-StringHash(const char *s)
-{
-    return fnv1a_32_strcase(s, FNV1_32_INIT);
-}
-
-/* qp_encode() modified from mutt-1.5.7/rfc2047.c q_encoder() */
-const char MimeSpecials[] = "@.,;:<>[]\\\"()?/= \t";
-char * qp_encode (char *s, size_t slen, const char *d, const char *tocode)
-{
-    char hex[] = "0123456789ABCDEF";
-    char *s0 = s;
-
-    memcpy (s, "=?", 2), s += 2;
-    memcpy (s, tocode, strlen (tocode)), s += strlen (tocode);
-    memcpy (s, "?Q?", 3), s += 3;
-    assert(s-s0+3<slen);
-
-    while (*d != '\0' && s-s0+6<slen)
-    {
-	unsigned char c = *d++;
-	if (c == ' ')
-	    *s++ = '_';
-	else if (c >= 0x7f || c < 0x20 || c == '_' ||  strchr (MimeSpecials, c))
-	{ 
-	    *s++ = '=';
-	    *s++ = hex[(c & 0xf0) >> 4];
-	    *s++ = hex[c & 0x0f];
-	}
-	else
-	    *s++ = c;
-    }
-    memcpy (s, "?=", 2), s += 2;
-    *s='\0';
-    return s0;
-}
-
diff --git a/src/libbbsutil/time.c b/src/libbbsutil/time.c
deleted file mode 100644
index 2e0dbdd1..00000000
--- a/src/libbbsutil/time.c
+++ /dev/null
@@ -1,116 +0,0 @@
-#include <time.h>
-#include <stdio.h>
-#include "libbbsutil.h"
-
-static char cdate_buffer[32];
-
-/**
- * 閏年
- */
-int is_leap_year(int year)
-{
-    return year % 400 == 0 || (year % 4 == 0 && year % 100 != 0);
-}
-
-/**
- * 給日期求星座
- *
- * @return	1..12
- */
-int getHoroscope(int m, int d)
-{
-    if (m > 12 || m < 1)
-	return 1;
-
-    // 摩羯 水瓶 雙魚 牡羊 金牛 雙子 巨蟹 獅子 處女 天秤 天蠍 射手
-    const int firstday[12] = {
-	/* Jan. */ 20, 19, 21, 20, 21, 21, 23, 23, 23, 23, 22, 22
-    };
-    if (d >= firstday[m - 1]) {
-	if (m == 12)
-	    return 1;
-	else
-	    return m + 1;
-    }
-    else
-	return m;
-}
-
-/**
- * 23+1 bytes, "12/31/2007 00:00:00 Mon\0"
- */
-char           *
-Cdate(const time4_t *clock)
-{
-    time_t          temp = (time_t)*clock;
-    struct tm      *mytm = localtime(&temp);
-
-    strftime(cdate_buffer, sizeof(cdate_buffer), "%m/%d/%Y %T %a", mytm);
-    return cdate_buffer;
-}
-
-/**
- * 19+1 bytes, "12/31/2007 00:00:00\0"
- */
-char           *
-Cdatelite(const time4_t *clock)
-{
-    time_t          temp = (time_t)*clock;
-    struct tm      *mytm = localtime(&temp);
-
-    strftime(cdate_buffer, sizeof(cdate_buffer), "%m/%d/%Y %T", mytm);
-    return cdate_buffer;
-}
-
-/**
- * 10+1 bytes, "12/31/2007\0"
- */
-char           *
-Cdatedate(const time4_t * clock)
-{
-    time_t          temp = (time_t)*clock;
-    struct tm      *mytm = localtime(&temp);
-
-    strftime(cdate_buffer, sizeof(cdate_buffer), "%m/%d/%Y", mytm);
-    return cdate_buffer;
-}
-
-#ifdef TIMET64
-char           *
-ctime4(const time4_t *clock)
-{
-    time_t temp = (time_t)*clock;
-    
-    return ctime(&temp);
-}
-
-struct tm *localtime4(const time4_t *t)
-{
-    if( t == NULL )
-	return localtime(NULL);
-    else {
-	time_t  temp = (time_t)*t;
-	return localtime(&temp);
-    }
-}
-
-time4_t time4(time4_t *ptr)
-{
-    if( ptr == NULL )
-	return time(NULL);
-    else
-	return *ptr = (time4_t)time(NULL);
-}
-#endif
-
-char           *
-my_ctime(const time4_t * t, char *ans, int len)
-{
-    struct tm      *tp;
-
-    tp = localtime4((time4_t*)t);
-    snprintf(ans, len,
-	     "%02d/%02d/%02d %02d:%02d:%02d", (tp->tm_year % 100),
-	     tp->tm_mon + 1, tp->tm_mday, tp->tm_hour, tp->tm_min, tp->tm_sec);
-    return ans;
-}