1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2003 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate #include <ctype.h> 30*0Sstevel@tonic-gate #include <strings.h> 31*0Sstevel@tonic-gate #include <stdlib.h> 32*0Sstevel@tonic-gate 33*0Sstevel@tonic-gate #include <parseURL.h> 34*0Sstevel@tonic-gate 35*0Sstevel@tonic-gate #define HTTP_SCHEME "http://" 36*0Sstevel@tonic-gate #define HTTPS_SCHEME "https://" 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate /* 39*0Sstevel@tonic-gate * This routine parses a hostport string and initializes an url_hport_t 40*0Sstevel@tonic-gate * structure with its contents. Technically, a hostport string does not 41*0Sstevel@tonic-gate * require a port component. In the case, where there is no port component 42*0Sstevel@tonic-gate * in the hostport string, this routine will initialize the url_hport_t 43*0Sstevel@tonic-gate * structure with the default port supplied by the caller. 44*0Sstevel@tonic-gate * 45*0Sstevel@tonic-gate * A host port string should be of the form -> host[:port] 46*0Sstevel@tonic-gate * 47*0Sstevel@tonic-gate * Returns: One of the URL parsing error return codes. 48*0Sstevel@tonic-gate */ 49*0Sstevel@tonic-gate int 50*0Sstevel@tonic-gate url_parse_hostport(const char *hpstr, url_hport_t *hport, ushort_t def_port) 51*0Sstevel@tonic-gate { 52*0Sstevel@tonic-gate char *lhpstr; 53*0Sstevel@tonic-gate char *ptr; 54*0Sstevel@tonic-gate char *optr; 55*0Sstevel@tonic-gate size_t hlen; 56*0Sstevel@tonic-gate 57*0Sstevel@tonic-gate lhpstr = strdup(hpstr); 58*0Sstevel@tonic-gate if (lhpstr == NULL) { 59*0Sstevel@tonic-gate return (URL_PARSE_NOMEM); 60*0Sstevel@tonic-gate } 61*0Sstevel@tonic-gate 62*0Sstevel@tonic-gate /* 63*0Sstevel@tonic-gate * Find the host/port separator. 64*0Sstevel@tonic-gate */ 65*0Sstevel@tonic-gate ptr = lhpstr; 66*0Sstevel@tonic-gate optr = ptr; 67*0Sstevel@tonic-gate ptr = strstr(optr, ":"); 68*0Sstevel@tonic-gate if (ptr != NULL) { 69*0Sstevel@tonic-gate *ptr = '\0'; 70*0Sstevel@tonic-gate ptr++; 71*0Sstevel@tonic-gate } 72*0Sstevel@tonic-gate 73*0Sstevel@tonic-gate /* 74*0Sstevel@tonic-gate * Copy in the hostname and check to see that it was a 75*0Sstevel@tonic-gate * a valid size. 76*0Sstevel@tonic-gate */ 77*0Sstevel@tonic-gate hlen = strlcpy(hport->hostname, optr, sizeof (hport->hostname)); 78*0Sstevel@tonic-gate if (hlen == 0 || hlen >= sizeof (hport->hostname)) { 79*0Sstevel@tonic-gate free(lhpstr); 80*0Sstevel@tonic-gate return (URL_PARSE_BAD_HOSTPORT); 81*0Sstevel@tonic-gate } 82*0Sstevel@tonic-gate 83*0Sstevel@tonic-gate /* 84*0Sstevel@tonic-gate * If the hostport string does not contain a port, then use 85*0Sstevel@tonic-gate * the default port provided by the caller. 86*0Sstevel@tonic-gate */ 87*0Sstevel@tonic-gate if (ptr == NULL || *ptr == '\0') { 88*0Sstevel@tonic-gate hport->port = def_port; 89*0Sstevel@tonic-gate } else { 90*0Sstevel@tonic-gate hport->port = 0; 91*0Sstevel@tonic-gate while (*ptr != '\0') { 92*0Sstevel@tonic-gate if (!isdigit(*ptr)) { 93*0Sstevel@tonic-gate free(lhpstr); 94*0Sstevel@tonic-gate return (URL_PARSE_BAD_HOSTPORT); 95*0Sstevel@tonic-gate } 96*0Sstevel@tonic-gate hport->port *= 10; 97*0Sstevel@tonic-gate hport->port += (*ptr - '0'); 98*0Sstevel@tonic-gate ptr++; 99*0Sstevel@tonic-gate } 100*0Sstevel@tonic-gate } 101*0Sstevel@tonic-gate 102*0Sstevel@tonic-gate free(lhpstr); 103*0Sstevel@tonic-gate return (URL_PARSE_SUCCESS); 104*0Sstevel@tonic-gate } 105*0Sstevel@tonic-gate 106*0Sstevel@tonic-gate /* 107*0Sstevel@tonic-gate * This routine parses an http or https URL and initializes an url_t 108*0Sstevel@tonic-gate * structure with its contents. 109*0Sstevel@tonic-gate * 110*0Sstevel@tonic-gate * A URL string should be of the form -> http[s]://host[:port]/abspath 111*0Sstevel@tonic-gate * 112*0Sstevel@tonic-gate * Returns: One of the URL parsing error return codes. 113*0Sstevel@tonic-gate */ 114*0Sstevel@tonic-gate int 115*0Sstevel@tonic-gate url_parse(const char *urlstr, url_t *url) { 116*0Sstevel@tonic-gate 117*0Sstevel@tonic-gate char *lurlstr; 118*0Sstevel@tonic-gate char *ptr; 119*0Sstevel@tonic-gate char *optr; 120*0Sstevel@tonic-gate size_t plen; 121*0Sstevel@tonic-gate int ret; 122*0Sstevel@tonic-gate 123*0Sstevel@tonic-gate lurlstr = strdup(urlstr); 124*0Sstevel@tonic-gate if (lurlstr == NULL) { 125*0Sstevel@tonic-gate return (URL_PARSE_NOMEM); 126*0Sstevel@tonic-gate } 127*0Sstevel@tonic-gate 128*0Sstevel@tonic-gate /* 129*0Sstevel@tonic-gate * Determine 'http' or 'https'. 130*0Sstevel@tonic-gate */ 131*0Sstevel@tonic-gate ptr = lurlstr; 132*0Sstevel@tonic-gate if (strncmp(ptr, HTTP_SCHEME, strlen(HTTP_SCHEME)) == 0) { 133*0Sstevel@tonic-gate ptr += strlen(HTTP_SCHEME); 134*0Sstevel@tonic-gate url->https = B_FALSE; 135*0Sstevel@tonic-gate } else if (strncmp(ptr, HTTPS_SCHEME, strlen(HTTPS_SCHEME)) == 0) { 136*0Sstevel@tonic-gate ptr += strlen(HTTPS_SCHEME); 137*0Sstevel@tonic-gate url->https = B_TRUE; 138*0Sstevel@tonic-gate } else { 139*0Sstevel@tonic-gate free(lurlstr); 140*0Sstevel@tonic-gate return (URL_PARSE_BAD_SCHEME); 141*0Sstevel@tonic-gate } 142*0Sstevel@tonic-gate 143*0Sstevel@tonic-gate /* 144*0Sstevel@tonic-gate * Find the hostport/abspath separator. 145*0Sstevel@tonic-gate */ 146*0Sstevel@tonic-gate optr = ptr; 147*0Sstevel@tonic-gate ptr = strstr(optr, "/"); 148*0Sstevel@tonic-gate if (ptr != NULL) { 149*0Sstevel@tonic-gate *ptr = '\0'; 150*0Sstevel@tonic-gate } 151*0Sstevel@tonic-gate 152*0Sstevel@tonic-gate /* 153*0Sstevel@tonic-gate * Parse the hostport entity; supply suitable port defaults. 154*0Sstevel@tonic-gate */ 155*0Sstevel@tonic-gate ret = url_parse_hostport(optr, &url->hport, url->https ? 156*0Sstevel@tonic-gate URL_DFLT_HTTPS_SRVR_PORT : URL_DFLT_SRVR_PORT); 157*0Sstevel@tonic-gate if (ret != URL_PARSE_SUCCESS) { 158*0Sstevel@tonic-gate free(lurlstr); 159*0Sstevel@tonic-gate return (ret); 160*0Sstevel@tonic-gate } 161*0Sstevel@tonic-gate 162*0Sstevel@tonic-gate /* 163*0Sstevel@tonic-gate * If the URL string does not contain an abspath, then supply "/" 164*0Sstevel@tonic-gate * by default. 165*0Sstevel@tonic-gate */ 166*0Sstevel@tonic-gate if (ptr != NULL) { 167*0Sstevel@tonic-gate *ptr = '/'; 168*0Sstevel@tonic-gate plen = strlcpy(url->abspath, ptr, sizeof (url->abspath)); 169*0Sstevel@tonic-gate if (plen >= sizeof (url->abspath)) { 170*0Sstevel@tonic-gate free(lurlstr); 171*0Sstevel@tonic-gate return (URL_PARSE_BAD_ABSPATH); 172*0Sstevel@tonic-gate } 173*0Sstevel@tonic-gate } else { 174*0Sstevel@tonic-gate (void) strlcpy(url->abspath, "/", sizeof (url->abspath)); 175*0Sstevel@tonic-gate } 176*0Sstevel@tonic-gate 177*0Sstevel@tonic-gate free(lurlstr); 178*0Sstevel@tonic-gate return (URL_PARSE_SUCCESS); 179*0Sstevel@tonic-gate } 180