ocsp_ht.c revision e45f106cb6b47af1f21efe76e933bdea2f5dd1ca
1656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* ocsp_ht.c */ 2e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu/* Written by Dr Stephen N Henson (steve@openssl.org) 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 <stdio.h> 60656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <stdlib.h> 61656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <ctype.h> 62656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <string.h> 63e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#include "e_os.h" 64e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#include <openssl/asn1.h> 65656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/ocsp.h> 66656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/err.h> 67656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/buffer.h> 68656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef OPENSSL_SYS_SUNOS 69656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define strtoul (unsigned long)strtol 70656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif /* OPENSSL_SYS_SUNOS */ 71656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 72656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Stateful OCSP request code, supporting non-blocking I/O */ 73656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 74656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Opaque OCSP request status structure */ 75656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 76656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstruct ocsp_req_ctx_st { 77656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int state; /* Current I/O state */ 78656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned char *iobuf; /* Line buffer */ 79656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int iobuflen; /* Line buffer length */ 80656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO *io; /* BIO to perform I/O with */ 81656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO *mem; /* Memory BIO response is built into */ 82656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned long asn1_len; /* ASN1 length of response */ 83656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project }; 84656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 85656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OCSP_MAX_REQUEST_LENGTH (100 * 1024) 86656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OCSP_MAX_LINE_LEN 4096; 87656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 88656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* OCSP states */ 89656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 90656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* If set no reading should be performed */ 91656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_NOREAD 0x1000 92656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Error condition */ 93656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_ERROR (0 | OHS_NOREAD) 94656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* First line being read */ 95656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_FIRSTLINE 1 96656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* MIME headers being read */ 97656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_HEADERS 2 98656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* OCSP initial header (tag + length) being read */ 99656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_ASN1_HEADER 3 100656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* OCSP content octets being read */ 101656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_ASN1_CONTENT 4 102656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Request being sent */ 103656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_ASN1_WRITE (6 | OHS_NOREAD) 104656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Request being flushed */ 105656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_ASN1_FLUSH (7 | OHS_NOREAD) 106656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Completed */ 107656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define OHS_DONE (8 | OHS_NOREAD) 108656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 109656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 110656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int parse_http_line1(char *line); 111656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 112656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid OCSP_REQ_CTX_free(OCSP_REQ_CTX *rctx) 113656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 114656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (rctx->mem) 115656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_free(rctx->mem); 116656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (rctx->iobuf) 117656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OPENSSL_free(rctx->iobuf); 118656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OPENSSL_free(rctx); 119656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 120656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 121656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectOCSP_REQ_CTX *OCSP_sendreq_new(BIO *io, char *path, OCSP_REQUEST *req, 122656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int maxline) 123656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 124656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project static char post_hdr[] = "POST %s HTTP/1.0\r\n" 125656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project "Content-Type: application/ocsp-request\r\n" 126656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project "Content-Length: %d\r\n\r\n"; 127656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 128656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSP_REQ_CTX *rctx; 129656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx = OPENSSL_malloc(sizeof(OCSP_REQ_CTX)); 130656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_FIRSTLINE; 131656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->mem = BIO_new(BIO_s_mem()); 132656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->io = io; 133656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (maxline > 0) 134656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->iobuflen = maxline; 135656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 136656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->iobuflen = OCSP_MAX_LINE_LEN; 137656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->iobuf = OPENSSL_malloc(rctx->iobuflen); 138656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (!path) 139656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project path = "/"; 140656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 141656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (BIO_printf(rctx->mem, post_hdr, path, 142656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project i2d_OCSP_REQUEST(req, NULL)) <= 0) 143656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 144656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 145656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 146656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 147656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (i2d_OCSP_REQUEST_bio(rctx->mem, req) <= 0) 148656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 149656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 150656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 151656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 152656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ASN1_WRITE; 153656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->asn1_len = BIO_get_mem_data(rctx->mem, NULL); 154656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 155656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return rctx; 156656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 157656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 158656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Parse the HTTP response. This will look like this: 159656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "HTTP/1.0 200 OK". We need to obtain the numeric code and 160656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * (optional) informational message. 161656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 162656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 163656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int parse_http_line1(char *line) 164656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 165656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int retcode; 166656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project char *p, *q, *r; 167656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Skip to first white space (passed protocol info) */ 168656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 169656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project for(p = line; *p && !isspace((unsigned char)*p); p++) 170656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project continue; 171656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(!*p) 172656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 173656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSPerr(OCSP_F_PARSE_HTTP_LINE1, 174656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSP_R_SERVER_RESPONSE_PARSE_ERROR); 175656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 176656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 177656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 178656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Skip past white space to start of response code */ 179656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project while(*p && isspace((unsigned char)*p)) 180656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project p++; 181656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 182656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(!*p) 183656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 184656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSPerr(OCSP_F_PARSE_HTTP_LINE1, 185656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSP_R_SERVER_RESPONSE_PARSE_ERROR); 186656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 187656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 188656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 189656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Find end of response code: first whitespace after start of code */ 190656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project for(q = p; *q && !isspace((unsigned char)*q); q++) 191656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project continue; 192656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 193656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(!*q) 194656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 195656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSPerr(OCSP_F_PARSE_HTTP_LINE1, 196656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSP_R_SERVER_RESPONSE_PARSE_ERROR); 197656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 198656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 199656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 200656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Set end of response code and start of message */ 201656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project *q++ = 0; 202656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 203656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Attempt to parse numeric code */ 204656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project retcode = strtoul(p, &r, 10); 205656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 206656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(*r) 207656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 208656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 209656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Skip over any leading white space in message */ 210656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project while(*q && isspace((unsigned char)*q)) 211656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project q++; 212656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 213656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(*q) 214656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 215656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Finally zap any trailing white space in message (include 216656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * CRLF) */ 217656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 218656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* We know q has a non white space character so this is OK */ 219656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project for(r = q + strlen(q) - 1; isspace((unsigned char)*r); r--) 220656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project *r = 0; 221656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 222656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(retcode != 200) 223656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 224656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSPerr(OCSP_F_PARSE_HTTP_LINE1, OCSP_R_SERVER_RESPONSE_ERROR); 225656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(!*q) 226656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ERR_add_error_data(2, "Code=", p); 227656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 228656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ERR_add_error_data(4, "Code=", p, ",Reason=", q); 229656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 230656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 231656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 232656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 233656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 1; 234656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 235656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 236656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 237656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint OCSP_sendreq_nbio(OCSP_RESPONSE **presp, OCSP_REQ_CTX *rctx) 238656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 239656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int i, n; 240656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const unsigned char *p; 241656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project next_io: 242656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (!(rctx->state & OHS_NOREAD)) 243656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 244656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n = BIO_read(rctx->io, rctx->iobuf, rctx->iobuflen); 245656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 246656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (n <= 0) 247656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 248656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (BIO_should_retry(rctx->io)) 249656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return -1; 250656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 251656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 252656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 253656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Write data to memory BIO */ 254656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 255656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (BIO_write(rctx->mem, rctx->iobuf, n) != n) 256656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 257656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 258656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 259656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project switch(rctx->state) 260656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 261656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 262656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_ASN1_WRITE: 263656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n = BIO_get_mem_data(rctx->mem, &p); 264656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 265656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project i = BIO_write(rctx->io, 266656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project p + (n - rctx->asn1_len), rctx->asn1_len); 267656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 268656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (i <= 0) 269656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 270656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (BIO_should_retry(rctx->io)) 271656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return -1; 272656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 273656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 274656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 275656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 276656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->asn1_len -= i; 277656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 278656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (rctx->asn1_len > 0) 279656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_io; 280656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 281656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ASN1_FLUSH; 282656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 283656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project (void)BIO_reset(rctx->mem); 284656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 285656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_ASN1_FLUSH: 286656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 287656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project i = BIO_flush(rctx->io); 288656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 289656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (i > 0) 290656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 291656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_FIRSTLINE; 292656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_io; 293656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 294656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 295656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (BIO_should_retry(rctx->io)) 296656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return -1; 297656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 298656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 299656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 300656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 301656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_ERROR: 302656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 303656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 304656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_FIRSTLINE: 305656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_HEADERS: 306656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 307656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Attempt to read a line in */ 308656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 309656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project next_line: 310656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Due to &%^*$" memory BIO behaviour with BIO_gets we 311656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * have to check there's a complete line in there before 312656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * calling BIO_gets or we'll just get a partial read. 313656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 314656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n = BIO_get_mem_data(rctx->mem, &p); 315656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ((n <= 0) || !memchr(p, '\n', n)) 316656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 317656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (n >= rctx->iobuflen) 318656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 319656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 320656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 321656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 322656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_io; 323656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 324656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n = BIO_gets(rctx->mem, (char *)rctx->iobuf, rctx->iobuflen); 325656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 326656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (n <= 0) 327656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 328656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (BIO_should_retry(rctx->mem)) 329656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_io; 330656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 331656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 332656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 333656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 334656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Don't allow excessive lines */ 335656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (n == rctx->iobuflen) 336656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 337656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 338656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 339656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 340656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 341656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* First line */ 342656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (rctx->state == OHS_FIRSTLINE) 343656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 344656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (parse_http_line1((char *)rctx->iobuf)) 345656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 346656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_HEADERS; 347656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_line; 348656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 349656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 350656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 351656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 352656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 353656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 354656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 355656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 356656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 357656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Look for blank line: end of headers */ 358656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project for (p = rctx->iobuf; *p; p++) 359656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 360656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ((*p != '\r') && (*p != '\n')) 361656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 362656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 363656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (*p) 364656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_line; 365656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 366656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ASN1_HEADER; 367656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 368656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 369656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 370656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Fall thru */ 371656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 372656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 373656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_ASN1_HEADER: 374656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Now reading ASN1 header: can read at least 6 bytes which 375656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * is more than enough for any valid ASN1 SEQUENCE header 376656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 377656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n = BIO_get_mem_data(rctx->mem, &p); 378656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (n < 6) 379656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_io; 380656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 381656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Check it is an ASN1 SEQUENCE */ 382656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (*p++ != (V_ASN1_SEQUENCE|V_ASN1_CONSTRUCTED)) 383656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 384656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 385656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 386656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 387656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 388656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Check out length field */ 389656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (*p & 0x80) 390656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 391656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n = *p & 0x7F; 392656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Not NDEF or excessive length */ 393656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (!n || (n > 4)) 394656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 395656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 396656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 397656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 398656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project p++; 399656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->asn1_len = 0; 400656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project for (i = 0; i < n; i++) 401656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 402656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->asn1_len <<= 8; 403656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->asn1_len |= *p++; 404656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 405656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 406656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (rctx->asn1_len > OCSP_MAX_REQUEST_LENGTH) 407656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 408656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 409656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 410656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 411656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 412656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->asn1_len += n + 2; 413656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 414656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 415656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->asn1_len = *p + 2; 416656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 417656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ASN1_CONTENT; 418656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 419656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Fall thru */ 420656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 421656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_ASN1_CONTENT: 422656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n = BIO_get_mem_data(rctx->mem, &p); 423656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (n < (int)rctx->asn1_len) 424656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto next_io; 425656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 426656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 427656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project *presp = d2i_OCSP_RESPONSE(NULL, &p, rctx->asn1_len); 428656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (*presp) 429656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 430656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_DONE; 431656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 1; 432656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 433656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 434656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rctx->state = OHS_ERROR; 435656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 436656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 437656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 438656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 439656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case OHS_DONE: 440656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 1; 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 446656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 447656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 448656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 449656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 450656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 451656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Blocking OCSP request handler: now a special case of non-blocking I/O */ 452656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 453656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectOCSP_RESPONSE *OCSP_sendreq_bio(BIO *b, char *path, OCSP_REQUEST *req) 454656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 455656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSP_RESPONSE *resp = NULL; 456656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSP_REQ_CTX *ctx; 457656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int rv; 458656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 459656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ctx = OCSP_sendreq_new(b, path, req, -1); 460656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 461656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project do 462656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 463656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project rv = OCSP_sendreq_nbio(&resp, ctx); 464656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } while ((rv == -1) && BIO_should_retry(b)); 465656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 466656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OCSP_REQ_CTX_free(ctx); 467656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 468656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (rv) 469656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return resp; 470656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 471656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return NULL; 472656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 473