ocsp_ht.c revision 656d9c7f52f88b3a3daccafa7655dec086c4756e
1656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* ocsp_ht.c */ 2656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL 3656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * project 2006. 4656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 5656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* ==================================================================== 6656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Copyright (c) 2006 The OpenSSL Project. All rights reserved. 7656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 8656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Redistribution and use in source and binary forms, with or without 9656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * modification, are permitted provided that the following conditions 10656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * are met: 11656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 12656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 1. Redistributions of source code must retain the above copyright 13656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer. 14656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 15656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 16656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer in 17656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the documentation and/or other materials provided with the 18656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * distribution. 19656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 20656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 3. All advertising materials mentioning features or use of this 21656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * software must display the following acknowledgment: 22656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software developed by the OpenSSL Project 23656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 24656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 25656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 26656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * endorse or promote products derived from this software without 27656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * prior written permission. For written permission, please contact 28656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * licensing@OpenSSL.org. 29656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 30656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 5. Products derived from this software may not be called "OpenSSL" 31656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * nor may "OpenSSL" appear in their names without prior written 32656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * permission of the OpenSSL Project. 33656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 34656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 6. Redistributions of any form whatsoever must retain the following 35656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * acknowledgment: 36656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software developed by the OpenSSL Project 37656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 38656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 39656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 40656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 41656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 42656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 43656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 44656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 45656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 46656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 48656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 49656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 50656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * OF THE POSSIBILITY OF SUCH DAMAGE. 51656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ==================================================================== 52656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 53656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This product includes cryptographic software written by Eric Young 54656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * (eay@cryptsoft.com). This product includes software written by Tim 55656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Hudson (tjh@cryptsoft.com). 56656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 57656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 58656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 59656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/asn1.h> 60656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <stdio.h> 61656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <stdlib.h> 62656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <ctype.h> 63656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <string.h> 64656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/ocsp.h> 65656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/err.h> 66656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/buffer.h> 67656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef OPENSSL_SYS_SUNOS 68656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define strtoul (unsigned long)strtol 69656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif /* OPENSSL_SYS_SUNOS */ 70656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 71656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Stateful OCSP request code, supporting non-blocking I/O */ 72656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 73656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Opaque OCSP request status structure */ 74656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 75656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstruct ocsp_req_ctx_st { 76656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int state; /* Current I/O state */ 77656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned char *iobuf; /* Line buffer */ 78656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int iobuflen; /* Line buffer length */ 79656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO *io; /* BIO to perform I/O with */ 80656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO *mem; /* Memory BIO response is built into */ 81656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned long asn1_len; /* ASN1 length of response */ 82656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project }; 83656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 84656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OCSP_MAX_REQUEST_LENGTH (100 * 1024) 85656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OCSP_MAX_LINE_LEN 4096; 86656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 87656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* OCSP states */ 88656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 89656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* If set no reading should be performed */ 90656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_NOREAD 0x1000 91656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Error condition */ 92656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_ERROR (0 | OHS_NOREAD) 93656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* First line being read */ 94656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_FIRSTLINE 1 95656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* MIME headers being read */ 96656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_HEADERS 2 97656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* OCSP initial header (tag + length) being read */ 98656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_ASN1_HEADER 3 99656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* OCSP content octets being read */ 100656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_ASN1_CONTENT 4 101656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Request being sent */ 102656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_ASN1_WRITE (6 | OHS_NOREAD) 103656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Request being flushed */ 104656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_ASN1_FLUSH (7 | OHS_NOREAD) 105656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Completed */ 106656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_DONE (8 | OHS_NOREAD) 107656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 108656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 109656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int parse_http_line1(char *line); 110656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 111656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid OCSP_REQ_CTX_free(OCSP_REQ_CTX *rctx) 112656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 113656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (rctx->mem) 114656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_free(rctx->mem); 115656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (rctx->iobuf) 116656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OPENSSL_free(rctx->iobuf); 117656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OPENSSL_free(rctx); 118656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 119656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 120656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectOCSP_REQ_CTX *OCSP_sendreq_new(BIO *io, char *path, OCSP_REQUEST *req, 121656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int maxline) 122656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 123656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project static char post_hdr[] = "POST %s HTTP/1.0\r\n" 124656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project "Content-Type: application/ocsp-request\r\n" 125656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project "Content-Length: %d\r\n\r\n"; 126656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 127656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSP_REQ_CTX *rctx; 128656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx = OPENSSL_malloc(sizeof(OCSP_REQ_CTX)); 129656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_FIRSTLINE; 130656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->mem = BIO_new(BIO_s_mem()); 131656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->io = io; 132656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (maxline > 0) 133656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->iobuflen = maxline; 134656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 135656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->iobuflen = OCSP_MAX_LINE_LEN; 136656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->iobuf = OPENSSL_malloc(rctx->iobuflen); 137656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (!path) 138656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project path = "/"; 139656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 140656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (BIO_printf(rctx->mem, post_hdr, path, 141656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project i2d_OCSP_REQUEST(req, NULL)) <= 0) 142656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 143656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 144656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 145656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 146656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (i2d_OCSP_REQUEST_bio(rctx->mem, req) <= 0) 147656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 148656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 149656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 150656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 151656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ASN1_WRITE; 152656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->asn1_len = BIO_get_mem_data(rctx->mem, NULL); 153656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 154656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return rctx; 155656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 156656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 157656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Parse the HTTP response. This will look like this: 158656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "HTTP/1.0 200 OK". We need to obtain the numeric code and 159656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * (optional) informational message. 160656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 161656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 162656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int parse_http_line1(char *line) 163656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 164656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int retcode; 165656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project char *p, *q, *r; 166656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Skip to first white space (passed protocol info) */ 167656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 168656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project for(p = line; *p && !isspace((unsigned char)*p); p++) 169656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project continue; 170656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(!*p) 171656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 172656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSPerr(OCSP_F_PARSE_HTTP_LINE1, 173656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSP_R_SERVER_RESPONSE_PARSE_ERROR); 174656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 175656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 176656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 177656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Skip past white space to start of response code */ 178656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project while(*p && isspace((unsigned char)*p)) 179656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project p++; 180656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 181656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(!*p) 182656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 183656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSPerr(OCSP_F_PARSE_HTTP_LINE1, 184656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSP_R_SERVER_RESPONSE_PARSE_ERROR); 185656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 186656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 187656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 188656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Find end of response code: first whitespace after start of code */ 189656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project for(q = p; *q && !isspace((unsigned char)*q); q++) 190656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project continue; 191656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 192656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(!*q) 193656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 194656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSPerr(OCSP_F_PARSE_HTTP_LINE1, 195656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSP_R_SERVER_RESPONSE_PARSE_ERROR); 196656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 197656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 198656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 199656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Set end of response code and start of message */ 200656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project *q++ = 0; 201656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 202656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Attempt to parse numeric code */ 203656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project retcode = strtoul(p, &r, 10); 204656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 205656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(*r) 206656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 207656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 208656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Skip over any leading white space in message */ 209656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project while(*q && isspace((unsigned char)*q)) 210656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project q++; 211656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 212656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(*q) 213656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 214656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Finally zap any trailing white space in message (include 215656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * CRLF) */ 216656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 217656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* We know q has a non white space character so this is OK */ 218656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project for(r = q + strlen(q) - 1; isspace((unsigned char)*r); r--) 219656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project *r = 0; 220656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 221656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(retcode != 200) 222656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 223656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSPerr(OCSP_F_PARSE_HTTP_LINE1, OCSP_R_SERVER_RESPONSE_ERROR); 224656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(!*q) 225656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ERR_add_error_data(2, "Code=", p); 226656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 227656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ERR_add_error_data(4, "Code=", p, ",Reason=", q); 228656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 229656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 230656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 231656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 232656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 1; 233656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 234656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 235656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 236656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint OCSP_sendreq_nbio(OCSP_RESPONSE **presp, OCSP_REQ_CTX *rctx) 237656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 238656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int i, n; 239656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const unsigned char *p; 240656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project next_io: 241656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (!(rctx->state & OHS_NOREAD)) 242656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 243656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n = BIO_read(rctx->io, rctx->iobuf, rctx->iobuflen); 244656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 245656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (n <= 0) 246656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 247656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (BIO_should_retry(rctx->io)) 248656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return -1; 249656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 250656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 251656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 252656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Write data to memory BIO */ 253656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 254656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (BIO_write(rctx->mem, rctx->iobuf, n) != n) 255656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 256656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 257656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 258656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project switch(rctx->state) 259656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 260656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 261656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_ASN1_WRITE: 262656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n = BIO_get_mem_data(rctx->mem, &p); 263656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 264656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project i = BIO_write(rctx->io, 265656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project p + (n - rctx->asn1_len), rctx->asn1_len); 266656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 267656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (i <= 0) 268656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 269656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (BIO_should_retry(rctx->io)) 270656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return -1; 271656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 272656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 273656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 274656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 275656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->asn1_len -= i; 276656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 277656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (rctx->asn1_len > 0) 278656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_io; 279656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 280656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ASN1_FLUSH; 281656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 282656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project (void)BIO_reset(rctx->mem); 283656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 284656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_ASN1_FLUSH: 285656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 286656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project i = BIO_flush(rctx->io); 287656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 288656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (i > 0) 289656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 290656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_FIRSTLINE; 291656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_io; 292656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 293656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 294656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (BIO_should_retry(rctx->io)) 295656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return -1; 296656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 297656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 298656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 299656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 300656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_ERROR: 301656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 302656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 303656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_FIRSTLINE: 304656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_HEADERS: 305656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 306656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Attempt to read a line in */ 307656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 308656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project next_line: 309656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Due to &%^*$" memory BIO behaviour with BIO_gets we 310656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * have to check there's a complete line in there before 311656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * calling BIO_gets or we'll just get a partial read. 312656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 313656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n = BIO_get_mem_data(rctx->mem, &p); 314656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ((n <= 0) || !memchr(p, '\n', n)) 315656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 316656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (n >= rctx->iobuflen) 317656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 318656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 319656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 320656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 321656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_io; 322656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 323656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n = BIO_gets(rctx->mem, (char *)rctx->iobuf, rctx->iobuflen); 324656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 325656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (n <= 0) 326656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 327656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (BIO_should_retry(rctx->mem)) 328656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_io; 329656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 330656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 331656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 332656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 333656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Don't allow excessive lines */ 334656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (n == rctx->iobuflen) 335656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 336656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 337656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 338656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 339656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 340656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* First line */ 341656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (rctx->state == OHS_FIRSTLINE) 342656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 343656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (parse_http_line1((char *)rctx->iobuf)) 344656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 345656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_HEADERS; 346656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_line; 347656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 348656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 349656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 350656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 351656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 352656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 353656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 354656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 355656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 356656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Look for blank line: end of headers */ 357656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project for (p = rctx->iobuf; *p; p++) 358656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 359656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ((*p != '\r') && (*p != '\n')) 360656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 361656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 362656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (*p) 363656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_line; 364656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 365656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ASN1_HEADER; 366656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 367656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 368656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 369656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Fall thru */ 370656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 371656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 372656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_ASN1_HEADER: 373656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Now reading ASN1 header: can read at least 6 bytes which 374656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * is more than enough for any valid ASN1 SEQUENCE header 375656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 376656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n = BIO_get_mem_data(rctx->mem, &p); 377656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (n < 6) 378656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_io; 379656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 380656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Check it is an ASN1 SEQUENCE */ 381656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (*p++ != (V_ASN1_SEQUENCE|V_ASN1_CONSTRUCTED)) 382656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 383656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 384656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 385656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 386656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 387656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Check out length field */ 388656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (*p & 0x80) 389656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 390656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n = *p & 0x7F; 391656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Not NDEF or excessive length */ 392656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (!n || (n > 4)) 393656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 394656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 395656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 396656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 397656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project p++; 398656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->asn1_len = 0; 399656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project for (i = 0; i < n; i++) 400656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 401656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->asn1_len <<= 8; 402656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->asn1_len |= *p++; 403656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 404656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 405656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (rctx->asn1_len > OCSP_MAX_REQUEST_LENGTH) 406656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 407656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 408656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 409656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 410656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 411656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->asn1_len += n + 2; 412656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 413656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 414656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->asn1_len = *p + 2; 415656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 416656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ASN1_CONTENT; 417656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 418656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Fall thru */ 419656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 420656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_ASN1_CONTENT: 421656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n = BIO_get_mem_data(rctx->mem, &p); 422656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (n < (int)rctx->asn1_len) 423656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_io; 424656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 425656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 426656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project *presp = d2i_OCSP_RESPONSE(NULL, &p, rctx->asn1_len); 427656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (*presp) 428656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 429656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_DONE; 430656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 1; 431656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 432656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 433656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 434656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 435656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 436656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 437656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 438656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_DONE: 439656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 1; 440656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 441656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 442656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 443656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 444656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 445656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 446656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 447656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 448656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 449656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 450656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Blocking OCSP request handler: now a special case of non-blocking I/O */ 451656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 452656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectOCSP_RESPONSE *OCSP_sendreq_bio(BIO *b, char *path, OCSP_REQUEST *req) 453656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 454656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSP_RESPONSE *resp = NULL; 455656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSP_REQ_CTX *ctx; 456656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int rv; 457656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 458656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ctx = OCSP_sendreq_new(b, path, req, -1); 459656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 460656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project do 461656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 462656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rv = OCSP_sendreq_nbio(&resp, ctx); 463656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } while ((rv == -1) && BIO_should_retry(b)); 464656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 465656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSP_REQ_CTX_free(ctx); 466656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 467656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (rv) 468656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return resp; 469656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 470656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return NULL; 471656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 472