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Diffstat (limited to 'openssl/crypto/ocsp/ocsp_ht.c')
-rw-r--r--openssl/crypto/ocsp/ocsp_ht.c504
1 files changed, 0 insertions, 504 deletions
diff --git a/openssl/crypto/ocsp/ocsp_ht.c b/openssl/crypto/ocsp/ocsp_ht.c
deleted file mode 100644
index af5fc166..00000000
--- a/openssl/crypto/ocsp/ocsp_ht.c
+++ /dev/null
@@ -1,504 +0,0 @@
-/* ocsp_ht.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 2006.
- */
-/* ====================================================================
- * Copyright (c) 2006 The OpenSSL Project. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- * software must display the following acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * licensing@OpenSSL.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com). This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
- *
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <ctype.h>
-#include <string.h>
-#include "e_os.h"
-#include <openssl/asn1.h>
-#include <openssl/ocsp.h>
-#include <openssl/err.h>
-#include <openssl/buffer.h>
-#ifdef OPENSSL_SYS_SUNOS
-#define strtoul (unsigned long)strtol
-#endif /* OPENSSL_SYS_SUNOS */
-
-/* Stateful OCSP request code, supporting non-blocking I/O */
-
-/* Opaque OCSP request status structure */
-
-struct ocsp_req_ctx_st {
- int state; /* Current I/O state */
- unsigned char *iobuf; /* Line buffer */
- int iobuflen; /* Line buffer length */
- BIO *io; /* BIO to perform I/O with */
- BIO *mem; /* Memory BIO response is built into */
- unsigned long asn1_len; /* ASN1 length of response */
- };
-
-#define OCSP_MAX_REQUEST_LENGTH (100 * 1024)
-#define OCSP_MAX_LINE_LEN 4096;
-
-/* OCSP states */
-
-/* If set no reading should be performed */
-#define OHS_NOREAD 0x1000
-/* Error condition */
-#define OHS_ERROR (0 | OHS_NOREAD)
-/* First line being read */
-#define OHS_FIRSTLINE 1
-/* MIME headers being read */
-#define OHS_HEADERS 2
-/* OCSP initial header (tag + length) being read */
-#define OHS_ASN1_HEADER 3
-/* OCSP content octets being read */
-#define OHS_ASN1_CONTENT 4
-/* Request being sent */
-#define OHS_ASN1_WRITE (6 | OHS_NOREAD)
-/* Request being flushed */
-#define OHS_ASN1_FLUSH (7 | OHS_NOREAD)
-/* Completed */
-#define OHS_DONE (8 | OHS_NOREAD)
-
-
-static int parse_http_line1(char *line);
-
-void OCSP_REQ_CTX_free(OCSP_REQ_CTX *rctx)
- {
- if (rctx->mem)
- BIO_free(rctx->mem);
- if (rctx->iobuf)
- OPENSSL_free(rctx->iobuf);
- OPENSSL_free(rctx);
- }
-
-int OCSP_REQ_CTX_set1_req(OCSP_REQ_CTX *rctx, OCSP_REQUEST *req)
- {
- static const char req_hdr[] =
- "Content-Type: application/ocsp-request\r\n"
- "Content-Length: %d\r\n\r\n";
- if (BIO_printf(rctx->mem, req_hdr, i2d_OCSP_REQUEST(req, NULL)) <= 0)
- return 0;
- if (i2d_OCSP_REQUEST_bio(rctx->mem, req) <= 0)
- return 0;
- rctx->state = OHS_ASN1_WRITE;
- rctx->asn1_len = BIO_get_mem_data(rctx->mem, NULL);
- return 1;
- }
-
-int OCSP_REQ_CTX_add1_header(OCSP_REQ_CTX *rctx,
- const char *name, const char *value)
- {
- if (!name)
- return 0;
- if (BIO_puts(rctx->mem, name) <= 0)
- return 0;
- if (value)
- {
- if (BIO_write(rctx->mem, ": ", 2) != 2)
- return 0;
- if (BIO_puts(rctx->mem, value) <= 0)
- return 0;
- }
- if (BIO_write(rctx->mem, "\r\n", 2) != 2)
- return 0;
- return 1;
- }
-
-OCSP_REQ_CTX *OCSP_sendreq_new(BIO *io, char *path, OCSP_REQUEST *req,
- int maxline)
- {
- static const char post_hdr[] = "POST %s HTTP/1.0\r\n";
-
- OCSP_REQ_CTX *rctx;
- rctx = OPENSSL_malloc(sizeof(OCSP_REQ_CTX));
- rctx->state = OHS_ERROR;
- rctx->mem = BIO_new(BIO_s_mem());
- rctx->io = io;
- rctx->asn1_len = 0;
- if (maxline > 0)
- rctx->iobuflen = maxline;
- else
- rctx->iobuflen = OCSP_MAX_LINE_LEN;
- rctx->iobuf = OPENSSL_malloc(rctx->iobuflen);
- if (!rctx->iobuf)
- return 0;
- if (!path)
- path = "/";
-
- if (BIO_printf(rctx->mem, post_hdr, path) <= 0)
- return 0;
-
- if (req && !OCSP_REQ_CTX_set1_req(rctx, req))
- return 0;
-
- return rctx;
- }
-
-/* Parse the HTTP response. This will look like this:
- * "HTTP/1.0 200 OK". We need to obtain the numeric code and
- * (optional) informational message.
- */
-
-static int parse_http_line1(char *line)
- {
- int retcode;
- char *p, *q, *r;
- /* Skip to first white space (passed protocol info) */
-
- for(p = line; *p && !isspace((unsigned char)*p); p++)
- continue;
- if(!*p)
- {
- OCSPerr(OCSP_F_PARSE_HTTP_LINE1,
- OCSP_R_SERVER_RESPONSE_PARSE_ERROR);
- return 0;
- }
-
- /* Skip past white space to start of response code */
- while(*p && isspace((unsigned char)*p))
- p++;
-
- if(!*p)
- {
- OCSPerr(OCSP_F_PARSE_HTTP_LINE1,
- OCSP_R_SERVER_RESPONSE_PARSE_ERROR);
- return 0;
- }
-
- /* Find end of response code: first whitespace after start of code */
- for(q = p; *q && !isspace((unsigned char)*q); q++)
- continue;
-
- if(!*q)
- {
- OCSPerr(OCSP_F_PARSE_HTTP_LINE1,
- OCSP_R_SERVER_RESPONSE_PARSE_ERROR);
- return 0;
- }
-
- /* Set end of response code and start of message */
- *q++ = 0;
-
- /* Attempt to parse numeric code */
- retcode = strtoul(p, &r, 10);
-
- if(*r)
- return 0;
-
- /* Skip over any leading white space in message */
- while(*q && isspace((unsigned char)*q))
- q++;
-
- if(*q)
- {
- /* Finally zap any trailing white space in message (include
- * CRLF) */
-
- /* We know q has a non white space character so this is OK */
- for(r = q + strlen(q) - 1; isspace((unsigned char)*r); r--)
- *r = 0;
- }
- if(retcode != 200)
- {
- OCSPerr(OCSP_F_PARSE_HTTP_LINE1, OCSP_R_SERVER_RESPONSE_ERROR);
- if(!*q)
- ERR_add_error_data(2, "Code=", p);
- else
- ERR_add_error_data(4, "Code=", p, ",Reason=", q);
- return 0;
- }
-
-
- return 1;
-
- }
-
-int OCSP_sendreq_nbio(OCSP_RESPONSE **presp, OCSP_REQ_CTX *rctx)
- {
- int i, n;
- const unsigned char *p;
- next_io:
- if (!(rctx->state & OHS_NOREAD))
- {
- n = BIO_read(rctx->io, rctx->iobuf, rctx->iobuflen);
-
- if (n <= 0)
- {
- if (BIO_should_retry(rctx->io))
- return -1;
- return 0;
- }
-
- /* Write data to memory BIO */
-
- if (BIO_write(rctx->mem, rctx->iobuf, n) != n)
- return 0;
- }
-
- switch(rctx->state)
- {
-
- case OHS_ASN1_WRITE:
- n = BIO_get_mem_data(rctx->mem, &p);
-
- i = BIO_write(rctx->io,
- p + (n - rctx->asn1_len), rctx->asn1_len);
-
- if (i <= 0)
- {
- if (BIO_should_retry(rctx->io))
- return -1;
- rctx->state = OHS_ERROR;
- return 0;
- }
-
- rctx->asn1_len -= i;
-
- if (rctx->asn1_len > 0)
- goto next_io;
-
- rctx->state = OHS_ASN1_FLUSH;
-
- (void)BIO_reset(rctx->mem);
-
- case OHS_ASN1_FLUSH:
-
- i = BIO_flush(rctx->io);
-
- if (i > 0)
- {
- rctx->state = OHS_FIRSTLINE;
- goto next_io;
- }
-
- if (BIO_should_retry(rctx->io))
- return -1;
-
- rctx->state = OHS_ERROR;
- return 0;
-
- case OHS_ERROR:
- return 0;
-
- case OHS_FIRSTLINE:
- case OHS_HEADERS:
-
- /* Attempt to read a line in */
-
- next_line:
- /* Due to &%^*$" memory BIO behaviour with BIO_gets we
- * have to check there's a complete line in there before
- * calling BIO_gets or we'll just get a partial read.
- */
- n = BIO_get_mem_data(rctx->mem, &p);
- if ((n <= 0) || !memchr(p, '\n', n))
- {
- if (n >= rctx->iobuflen)
- {
- rctx->state = OHS_ERROR;
- return 0;
- }
- goto next_io;
- }
- n = BIO_gets(rctx->mem, (char *)rctx->iobuf, rctx->iobuflen);
-
- if (n <= 0)
- {
- if (BIO_should_retry(rctx->mem))
- goto next_io;
- rctx->state = OHS_ERROR;
- return 0;
- }
-
- /* Don't allow excessive lines */
- if (n == rctx->iobuflen)
- {
- rctx->state = OHS_ERROR;
- return 0;
- }
-
- /* First line */
- if (rctx->state == OHS_FIRSTLINE)
- {
- if (parse_http_line1((char *)rctx->iobuf))
- {
- rctx->state = OHS_HEADERS;
- goto next_line;
- }
- else
- {
- rctx->state = OHS_ERROR;
- return 0;
- }
- }
- else
- {
- /* Look for blank line: end of headers */
- for (p = rctx->iobuf; *p; p++)
- {
- if ((*p != '\r') && (*p != '\n'))
- break;
- }
- if (*p)
- goto next_line;
-
- rctx->state = OHS_ASN1_HEADER;
-
- }
-
- /* Fall thru */
-
-
- case OHS_ASN1_HEADER:
- /* Now reading ASN1 header: can read at least 2 bytes which
- * is enough for ASN1 SEQUENCE header and either length field
- * or at least the length of the length field.
- */
- n = BIO_get_mem_data(rctx->mem, &p);
- if (n < 2)
- goto next_io;
-
- /* Check it is an ASN1 SEQUENCE */
- if (*p++ != (V_ASN1_SEQUENCE|V_ASN1_CONSTRUCTED))
- {
- rctx->state = OHS_ERROR;
- return 0;
- }
-
- /* Check out length field */
- if (*p & 0x80)
- {
- /* If MSB set on initial length octet we can now
- * always read 6 octets: make sure we have them.
- */
- if (n < 6)
- goto next_io;
- n = *p & 0x7F;
- /* Not NDEF or excessive length */
- if (!n || (n > 4))
- {
- rctx->state = OHS_ERROR;
- return 0;
- }
- p++;
- rctx->asn1_len = 0;
- for (i = 0; i < n; i++)
- {
- rctx->asn1_len <<= 8;
- rctx->asn1_len |= *p++;
- }
-
- if (rctx->asn1_len > OCSP_MAX_REQUEST_LENGTH)
- {
- rctx->state = OHS_ERROR;
- return 0;
- }
-
- rctx->asn1_len += n + 2;
- }
- else
- rctx->asn1_len = *p + 2;
-
- rctx->state = OHS_ASN1_CONTENT;
-
- /* Fall thru */
-
- case OHS_ASN1_CONTENT:
- n = BIO_get_mem_data(rctx->mem, &p);
- if (n < (int)rctx->asn1_len)
- goto next_io;
-
-
- *presp = d2i_OCSP_RESPONSE(NULL, &p, rctx->asn1_len);
- if (*presp)
- {
- rctx->state = OHS_DONE;
- return 1;
- }
-
- rctx->state = OHS_ERROR;
- return 0;
-
- break;
-
- case OHS_DONE:
- return 1;
-
- }
-
-
-
- return 0;
-
-
- }
-
-/* Blocking OCSP request handler: now a special case of non-blocking I/O */
-
-OCSP_RESPONSE *OCSP_sendreq_bio(BIO *b, char *path, OCSP_REQUEST *req)
- {
- OCSP_RESPONSE *resp = NULL;
- OCSP_REQ_CTX *ctx;
- int rv;
-
- ctx = OCSP_sendreq_new(b, path, req, -1);
-
- do
- {
- rv = OCSP_sendreq_nbio(&resp, ctx);
- } while ((rv == -1) && BIO_should_retry(b));
-
- OCSP_REQ_CTX_free(ctx);
-
- if (rv)
- return resp;
-
- return NULL;
- }
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