michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "plstr.h"
michael@0: #include "prmem.h"
michael@0: #include <string.h>
michael@0: 
michael@0: PR_IMPLEMENT(char *)
michael@0: PL_strdup(const char *s)
michael@0: {
michael@0:     char *rv;
michael@0:     size_t n;
michael@0: 
michael@0:     if( (const char *)0 == s )
michael@0:         s = "";
michael@0: 
michael@0:     n = strlen(s) + 1;
michael@0: 
michael@0:     rv = (char *)malloc(n);
michael@0:     if( (char *)0 == rv ) return rv;
michael@0: 
michael@0:     (void)memcpy(rv, s, n);
michael@0: 
michael@0:     return rv;
michael@0: }
michael@0: 
michael@0: PR_IMPLEMENT(void)
michael@0: PL_strfree(char *s)
michael@0: {
michael@0:     free(s);
michael@0: }
michael@0: 
michael@0: PR_IMPLEMENT(char *)
michael@0: PL_strndup(const char *s, PRUint32 max)
michael@0: {
michael@0:     char *rv;
michael@0:     size_t l;
michael@0: 
michael@0:     if( (const char *)0 == s )
michael@0:         s = "";
michael@0: 
michael@0:     l = PL_strnlen(s, max);
michael@0: 
michael@0:     rv = (char *)malloc(l+1);
michael@0:     if( (char *)0 == rv ) return rv;
michael@0: 
michael@0:     (void)memcpy(rv, s, l);
michael@0:     rv[l] = '\0';
michael@0: 
michael@0:     return rv;
michael@0: }