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Initial revision

    1: /*************************************************************************
    2:  * (C) 2011 AITNET - Sofia/Bulgaria - <office@aitnet.org>
    3:  *  by Michael Pounov <misho@elwix.org>
    4:  *
    5:  * $Author: misho $
    6:  * $Id: proc.c,v 1.1 2011/10/04 22:37:46 misho Exp $
    7:  *
    8:  *************************************************************************/
    9: #include "global.h"
   10: #include "anshd.h"
   11: #include "proc.h"
   12: 
   13: 
   14: struct tagProc *
   15: InitProc(int h, struct sockaddr *sa, u_short id, int len)
   16: {
   17: 	struct tagProc *proc;
   18: 
   19: 	FTRACE(5);
   20: 
   21: 	proc = malloc(sizeof(struct tagProc));
   22: 	if (!proc) {
   23: 		ERR("Not enough memory #%d - %s", errno, strerror(errno));
   24: 		return NULL;
   25: 	} else
   26: 		memset(proc, 0, sizeof(struct tagProc));
   27: 	proc->proc_sock = h;
   28: 	proc->proc_id = id;
   29: 	if (sa)
   30: 		memcpy(&proc->proc_cli, sa, sizeof(struct sockaddr));
   31: 
   32: 	proc->proc_blen = len;
   33: 	proc->proc_buf_[0] = malloc(proc->proc_blen);
   34: 	if (!proc->proc_buf_[0]) {
   35: 		free(proc);
   36: 		proc = NULL;
   37: 	}
   38: 	proc->proc_buf_[1] = malloc(proc->proc_blen);
   39: 	if (!proc->proc_buf_[1]) {
   40: 		free(proc->proc_buf_[0]);
   41: 		free(proc);
   42: 		proc = NULL;
   43: 	}
   44: 
   45: 	SLIST_INSERT_HEAD(&pH, proc, proc_next);
   46: 	return proc;
   47: }
   48: 
   49: void
   50: FiniProcByID(u_short id)
   51: {
   52: 	struct tagProc *proc;
   53: 
   54: 	SLIST_FOREACH(proc, &pH, proc_next)
   55: 		if (proc->proc_id == id) {
   56: 			SLIST_REMOVE(&pH, proc, tagProc, proc_next);
   57: 			FreeProc(&proc);
   58: 		}
   59: }
   60: 
   61: void
   62: FreeProc(struct tagProc ** __restrict proc)
   63: {
   64: 	FTRACE(5);
   65: 
   66: 	assert(proc && *proc);
   67: 	if (!*proc)
   68: 		return;
   69: 
   70: 	if ((*proc)->proc_buf_[1])
   71: 		free((*proc)->proc_buf_[1]);
   72: 	if ((*proc)->proc_buf_[0])
   73: 		free((*proc)->proc_buf_[0]);
   74: 	free(*proc);
   75: 	*proc = NULL;
   76: }
   77: 
   78: void
   79: DestroyProc()
   80: {
   81: 	struct tagProc *proc;
   82: 
   83: 	while ((proc = SLIST_FIRST(&pH))) {
   84: 		SLIST_REMOVE_HEAD(&pH, proc_next);
   85: 		FreeProc(&proc);
   86: 	}
   87: }