--- libaitio/inc/aitio.h	2013/12/04 10:08:40	1.38.10.1
+++ libaitio/inc/aitio.h	2013/12/05 12:43:03	1.38.10.2
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@elwix.org>
 *
 * $Author: misho $
-* $Id: aitio.h,v 1.38.10.1 2013/12/04 10:08:40 misho Exp $
+* $Id: aitio.h,v 1.38.10.2 2013/12/05 12:43:03 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -115,7 +115,17 @@ typedef struct {
 	TAILQ_HEAD(, tagCliSock)	sock_cli;
 } sock_t;
 
+typedef struct {
+	unsigned int			prog_inin;	/* init progs */
+	unsigned int			prog_maxn;	/* max progs */
+	unsigned int			prog_cnum;	/* current progs */
+	char				prog_name[PATH_MAX];
 
+	pthread_mutex_t			prog_mtx;
+	array_t				*prog_fds;
+} prog_t;
+
+
 // io_GetErrno() Get error code of last operation
 int io_GetErrno();
 // io_GetError() Get error text of last operation
@@ -123,6 +133,49 @@ const char *io_GetError();
 
 
 /*
+ * io_progInit() - Init program pool
+ *
+ * @progName = program name for execution
+ * @initNum = initial started programs
+ * @maxNum = maximum started programs
+ * return: NULL error or !=NULL allocated pool (must destroied with io_progDestroy())
+ */
+prog_t *io_progInit(const char *progName, 
+		unsigned int initNum, unsigned int maxNum);
+/*
+ * io_progOpen() - Execute number of program(s)
+ *
+ * @prg = program pool
+ * @execNum = execute program(s) (0 max)
+ * return: 0 error, >0 executed programs and abs(<0) executed programs with logged error
+ */
+int io_progOpen(prog_t * __restrict prg, unsigned int execNum);
+/*
+ * io_progVacuum() - Vacuum pool to running number of programs
+ *
+ * @prg = program pool
+ * @toNum = vacuum to number of programs (0 to init number)
+ * return: 0 error or >0 closed programs
+ */
+int io_progVacuum(prog_t * __restrict prg, u_int toNum);
+/*
+ * io_progClose() - Close all programs in pool
+ *
+ * @prg = program pool
+ * @closeNum = close program(s) (0 all)
+ * return: 0 error, >0 closed programs
+ */
+int io_progClose(prog_t * __restrict prg, unsigned int closeNum);
+/*
+ * io_progDestroy() - Destroy entire program pool
+ *
+ * @pprg = program pool
+ * return: none
+ */
+void io_progDestroy(prog_t ** __restrict pprg);
+
+
+/*
  * ioInitSocket() - Init socket and allocate resources
  *
  * @role = Socket role
@@ -182,6 +235,7 @@ int ioLoopSocket(sock_t * __restrict s, sched_task_fun
  * return: 0 ok or !=0 error
  */
 int ioBridgeProg2Socket(sock_t * __restrict s, const char *prgname);
+
 
 /*
  * ioPromptRead() - Read data from input h[0] with prompt to output h[1]