ndmpd/tlm/tlm_util.c

2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Use is subject to license terms.
33f5ff17089e3a43e6e730bf80384c233123dbd9Milan Jurik * Copyright 2012 Milan Jurik. All rights reserved.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * BSD 3 Clause License
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Copyright (c) 2007, The Storage Networking Industry Association.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Redistribution and use in source and binary forms, with or without
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * modification, are permitted provided that the following conditions
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * are met:
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *  - Redistributions of source code must retain the above copyright
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *    notice, this list of conditions and the following disclaimer.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *  - Redistributions in binary form must reproduce the above copyright
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *    notice, this list of conditions and the following disclaimer in
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *    the documentation and/or other materials provided with the
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *    distribution.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *  - Neither the name of The Storage Networking Industry Association (SNIA)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *    nor the names of its contributors may be used to endorse or promote
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *    products derived from this software without specific prior written
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *    permission.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * POSSIBILITY OF SUCH DAMAGE.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar#include <stdio.h>
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar#include <stdlib.h>
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar#include <string.h>
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar#include <strings.h>
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar#include <cstack.h>
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar#include <ctype.h>
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar#include <tlm.h>
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar#include "tlm_proto.h"
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Implementation of a list based stack class. The stack only holds
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * pointers/references to application objects. The objects are not
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * copied and the stack never attempts to dereference or access the
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * data objects. Applications should treat cstack_t references as
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * opaque handles.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * cstack_new
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Allocate and initialize a new stack, which is just an empty cstack_t.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * A pointer to the new stack is returned. This should be treated as an
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * opaque handle by the caller.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarcstack_t *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarcstack_new(void)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    cstack_t *stk;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if ((stk = ndmp_malloc(sizeof (cstack_t))) == NULL)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (NULL);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (stk);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * cstack_delete
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Deallocate the stack. This goes through the list freeing all of the
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * cstack nodes but not the data because we don't know how the data was
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * allocated. A stack really should be empty before it is deleted.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarvoid
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarcstack_delete(cstack_t *stk)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    cstack_t *tmp;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (stk == NULL) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        NDMP_LOG(LOG_DEBUG, "cstack_delete: invalid stack");
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    while ((tmp = stk->next) != NULL) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        stk->next = tmp->next;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        NDMP_LOG(LOG_DEBUG, "cstack_delete(element): 0x%p", tmp);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        free(tmp);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    NDMP_LOG(LOG_DEBUG, "cstack_delete: 0x%p", stk);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    free(stk);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * cstack_push
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Push an element onto the stack. Allocate a new node and assign the
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * data and len values. We don't care what about the real values of
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * data or len and we never try to access them. The stack head will
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * point to the new node.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Returns 0 on success. Otherwise returns -1 to indicate overflow.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarint
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarcstack_push(cstack_t *stk, void *data, int len)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    cstack_t *stk_node;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (stk == NULL) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        NDMP_LOG(LOG_DEBUG, "cstack_push: invalid stack");
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (-1);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if ((stk_node = ndmp_malloc(sizeof (cstack_t))) == NULL)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (-1);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    stk_node->data = data;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    stk_node->len = len;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    stk_node->next = stk->next;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    stk->next = stk_node;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    NDMP_LOG(LOG_DEBUG, "cstack_push(0x%p): 0x%p", stk, stk_node);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (0);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * cstack_pop
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Pop an element off the stack. Set up the data and len references for
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * the caller, advance the stack head and free the popped stack node.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Returns 0 on success. Otherwise returns -1 to indicate underflow.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarint
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarcstack_pop(cstack_t *stk, void **data, int *len)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    cstack_t *stk_node;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (stk == NULL) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        NDMP_LOG(LOG_DEBUG, "cstack_pop: invalid stack");
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (-1);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if ((stk_node = stk->next) == NULL) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        NDMP_LOG(LOG_DEBUG, "cstack_pop: underflow");
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (-1);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (data)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        *data = stk_node->data;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (len)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        *len = stk_node->len;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    stk->next = stk_node->next;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    NDMP_LOG(LOG_DEBUG, "cstack_pop(0x%p): 0x%p", stk, stk_node);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    free(stk_node);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (0);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * cstack_top
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Returns the top data element on the stack without removing it.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Returns 0 on success. Otherwise returns -1 to indicate underflow.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarint
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarcstack_top(cstack_t *stk, void **data, int *len)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (stk == NULL) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        NDMP_LOG(LOG_DEBUG, "cstack_pop: invalid stack");
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (-1);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (stk->next == NULL) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        NDMP_LOG(LOG_DEBUG, "cstack_pop: underflow");
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (-1);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (data)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        *data = stk->next->data;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (len)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        *len = stk->next->len;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (0);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * match
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Matching rules:
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *  c   Any non-special character matches itslef
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *  ?   Match any character
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *  ab  character 'a' followed by character 'b'
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *  S   Any string of non-special characters
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *  AB  String 'A' followed by string 'B'
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *  *   Any String, including the empty string
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarboolean_t
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarmatch(char *patn, char *str)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    for (; ; ) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        switch (*patn) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        case 0:
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            return (*str == 0);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        case '?':
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            if (*str != 0) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                str++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                patn++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                continue;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            }
33f5ff17089e3a43e6e730bf80384c233123dbd9Milan Jurik            return (FALSE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        case '*':
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            patn++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            if (*patn == 0)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                return (TRUE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            while (*str) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                if (match(patn, str))
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                    return (TRUE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                str++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            return (FALSE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        default:
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            if (*str != *patn)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                return (FALSE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            str++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            patn++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            continue;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Match recursive call
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarint
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarmatch_ci(char *patn, char *str)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    /*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar     * "<" is a special pattern that matches only those names
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar     * that do NOT have an extension. "." and ".." are ok.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar     */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (strcmp(patn, "<") == 0) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        if ((strcmp(str, ".") == 0) || (strcmp(str, "..") == 0))
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            return (TRUE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        if (strchr(str, '.') == 0)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            return (TRUE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (FALSE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    for (; ; ) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        switch (*patn) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        case 0:
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            return (*str == 0);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        case '?':
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            if (*str != 0) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                str++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                patn++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                continue;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            }
33f5ff17089e3a43e6e730bf80384c233123dbd9Milan Jurik            return (FALSE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        case '*':
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            patn++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            if (*patn == 0)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                return (TRUE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            while (*str) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                if (match_ci(patn, str))
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                    return (TRUE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                str++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            return (FALSE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        default:
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            if (*str != *patn) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                int c1 = *str;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                int c2 = *patn;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                c1 = tolower(c1);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                c2 = tolower(c2);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                if (c1 != c2)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                    return (FALSE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            str++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            patn++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            continue;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    /* NOT REACHED */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Linear matching against a list utility function
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarstatic boolean_t
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarparse_match(char line, char *seps)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    char *sep = seps;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    while (*sep != 0) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        /* compare this char with the seperator list */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        if (*sep == line)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            return (TRUE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        sep++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (FALSE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Returns the next entry of the list after
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * each separator
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarchar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarparse(char **line, char *seps)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    char *start = *line;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    while (**line != 0) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        *line = *line + 1;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        if (parse_match(**line, seps)) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            /* hit a terminator, skip trailing terminators */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            while (parse_match(**line, seps)) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                **line = 0;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar                *line = *line + 1;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            break;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (start);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * oct_atoi
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Convert an octal string to integer
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarint
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdaroct_atoi(char *p)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    int v = 0;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    int c;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    while (*p == ' ')
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        p++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    while ('0' <= (c = *p++) && c <= '7') {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        v <<= 3;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        v += c - '0';
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (v);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * strupr
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Convert a string to uppercase using the appropriate codepage. The
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * string is converted in place. A pointer to the string is returned.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * There is an assumption here that uppercase and lowercase values
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * always result encode to the same length.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarchar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarstrupr(char *s)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    char c;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    unsigned char *p = (unsigned char *)s;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    while (*p) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        c = toupper(*p);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        *p++ = c;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (s);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * trim_whitespace
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Trim leading and trailing whitespace chars(as defined by isspace)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * from a buffer. Example; if the input buffer contained "  text  ",
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * it will contain "text", when we return. We assume that the buffer
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * contains a null terminated string. A pointer to the buffer is
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * returned.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarchar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdartrim_whitespace(char *buf)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    char *p = buf;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    char *q = buf;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (buf == 0)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (0);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    while (*p && isspace(*p))
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        ++p;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    while ((*q = *p++) != 0)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        ++q;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (q != buf) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        while ((--q, isspace(*q)) != 0)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            *q = '\0';
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (buf);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * trim_name
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Trims the slash and dot slash from the beginning of the
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * path name.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarchar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdartrim_name(char *nm)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    while (*nm) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        if (*nm == '/') {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            nm++;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            continue;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        if (*nm == '.' && nm[1] == '/' && nm[2]) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            nm += 2;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            continue;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        break;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (nm);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * get_volname
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Extract the volume name from the path
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarchar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarget_volname(char *path)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    char *cp, *save;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    int sp;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (!path)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (NULL);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (!(save = strdup(path)))
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (NULL);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    sp = strspn(path, "/");
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (*(path + sp) == '\0') {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        free(save);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (NULL);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if ((cp = strchr(save + sp, '/')))
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        *cp = '\0';
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (save);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * fs_volexist
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Check if the volume exists
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarboolean_t
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarfs_volexist(char *path)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    struct stat64 st;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    char *p;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if ((p = get_volname(path)) == NULL)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (FALSE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (stat64(p, &st) != 0) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        free(p);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (FALSE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    free(p);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (TRUE);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * tlm_tarhdr_size
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Returns the size of the TLM_TAR_HDR structure.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarint
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdartlm_tarhdr_size(void)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (sizeof (tlm_tar_hdr_t));
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * dup_dir_info
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Make and return a copy of the directory info.
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarstruct full_dir_info *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdardup_dir_info(struct full_dir_info *old_dir_info)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    struct  full_dir_info *new_dir_info;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    new_dir_info = ndmp_malloc(sizeof (struct full_dir_info));
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (new_dir_info) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        bcopy(old_dir_info, new_dir_info,
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            sizeof (struct full_dir_info));
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (new_dir_info);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar/*
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * tlm_new_dir_info
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * Create a new structure, set fh field to what is specified and the path
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar * to the concatenation of directory and the component
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar */
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdarstruct full_dir_info *
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdartlm_new_dir_info(struct  fs_fhandle *fhp, char *dir, char *nm)
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar{
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    struct full_dir_info *fdip;
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (!(fdip = ndmp_malloc(sizeof (struct full_dir_info))))
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (NULL);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    (void) memcpy(&fdip->fd_dir_fh, fhp, sizeof (fs_fhandle_t));
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    if (!tlm_cat_path(fdip->fd_dir_name, dir, nm)) {
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        free(fdip);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        NDMP_LOG(LOG_DEBUG, "TAPE BACKUP Find> path too long [%s][%s]",
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar            dir, nm);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar        return (NULL);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    }
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar    return (fdip);
2654012f83cec5dc15b61dfe3e4a4915f186e7a6Reza Sabdar}
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar/*
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar * sysattr_rdonly
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar *
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar * Check if the attribute file is one of the readonly system
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar * attributes.
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar */
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdarint
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdarsysattr_rdonly(char *name)
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar{
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar    return (name && strcmp(name, SYSATTR_RDONLY) == 0);
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar}
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar/*
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar * sysattr_rw
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar *
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar * Check if the attribute file is one of the read/write system
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar * attributes.
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar */
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdarint
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdarsysattr_rw(char *name)
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar{
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar    return (name && strcmp(name, SYSATTR_RW) == 0);
b6b15642ffbc95b31765357dc6cc036b590c3a97Reza Sabdar}