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-rw-r--r--openssl/crypto/bio/b_dump.c187
1 files changed, 187 insertions, 0 deletions
diff --git a/openssl/crypto/bio/b_dump.c b/openssl/crypto/bio/b_dump.c
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+/* crypto/bio/b_dump.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * 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 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 acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS 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 AUTHOR OR 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.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+/*
+ * Stolen from tjh's ssl/ssl_trc.c stuff.
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include "bio_lcl.h"
+
+#define TRUNCATE
+#define DUMP_WIDTH 16
+#define DUMP_WIDTH_LESS_INDENT(i) (DUMP_WIDTH-((i-(i>6?6:i)+3)/4))
+
+int BIO_dump_cb(int (*cb)(const void *data, size_t len, void *u),
+ void *u, const char *s, int len)
+ {
+ return BIO_dump_indent_cb(cb, u, s, len, 0);
+ }
+
+int BIO_dump_indent_cb(int (*cb)(const void *data, size_t len, void *u),
+ void *u, const char *s, int len, int indent)
+ {
+ int ret=0;
+ char buf[288+1],tmp[20],str[128+1];
+ int i,j,rows,trc;
+ unsigned char ch;
+ int dump_width;
+
+ trc=0;
+
+#ifdef TRUNCATE
+ for(; (len > 0) && ((s[len-1] == ' ') || (s[len-1] == '\0')); len--)
+ trc++;
+#endif
+
+ if (indent < 0)
+ indent = 0;
+ if (indent)
+ {
+ if (indent > 128) indent=128;
+ memset(str,' ',indent);
+ }
+ str[indent]='\0';
+
+ dump_width=DUMP_WIDTH_LESS_INDENT(indent);
+ rows=(len/dump_width);
+ if ((rows*dump_width)<len)
+ rows++;
+ for(i=0;i<rows;i++)
+ {
+ buf[0]='\0'; /* start with empty string */
+ BUF_strlcpy(buf,str,sizeof buf);
+ BIO_snprintf(tmp,sizeof tmp,"%04x - ",i*dump_width);
+ BUF_strlcat(buf,tmp,sizeof buf);
+ for(j=0;j<dump_width;j++)
+ {
+ if (((i*dump_width)+j)>=len)
+ {
+ BUF_strlcat(buf," ",sizeof buf);
+ }
+ else
+ {
+ ch=((unsigned char)*(s+i*dump_width+j)) & 0xff;
+ BIO_snprintf(tmp,sizeof tmp,"%02x%c",ch,
+ j==7?'-':' ');
+ BUF_strlcat(buf,tmp,sizeof buf);
+ }
+ }
+ BUF_strlcat(buf," ",sizeof buf);
+ for(j=0;j<dump_width;j++)
+ {
+ if (((i*dump_width)+j)>=len)
+ break;
+ ch=((unsigned char)*(s+i*dump_width+j)) & 0xff;
+#ifndef CHARSET_EBCDIC
+ BIO_snprintf(tmp,sizeof tmp,"%c",
+ ((ch>=' ')&&(ch<='~'))?ch:'.');
+#else
+ BIO_snprintf(tmp,sizeof tmp,"%c",
+ ((ch>=os_toascii[' '])&&(ch<=os_toascii['~']))
+ ? os_toebcdic[ch]
+ : '.');
+#endif
+ BUF_strlcat(buf,tmp,sizeof buf);
+ }
+ BUF_strlcat(buf,"\n",sizeof buf);
+ /* if this is the last call then update the ddt_dump thing so
+ * that we will move the selection point in the debug window
+ */
+ ret+=cb((void *)buf,strlen(buf),u);
+ }
+#ifdef TRUNCATE
+ if (trc > 0)
+ {
+ BIO_snprintf(buf,sizeof buf,"%s%04x - <SPACES/NULS>\n",str,
+ len+trc);
+ ret+=cb((void *)buf,strlen(buf),u);
+ }
+#endif
+ return(ret);
+ }
+
+#ifndef OPENSSL_NO_FP_API
+static int write_fp(const void *data, size_t len, void *fp)
+ {
+ return UP_fwrite(data, len, 1, fp);
+ }
+int BIO_dump_fp(FILE *fp, const char *s, int len)
+ {
+ return BIO_dump_cb(write_fp, fp, s, len);
+ }
+int BIO_dump_indent_fp(FILE *fp, const char *s, int len, int indent)
+ {
+ return BIO_dump_indent_cb(write_fp, fp, s, len, indent);
+ }
+#endif
+
+static int write_bio(const void *data, size_t len, void *bp)
+ {
+ return BIO_write((BIO *)bp, (const char *)data, len);
+ }
+int BIO_dump(BIO *bp, const char *s, int len)
+ {
+ return BIO_dump_cb(write_bio, bp, s, len);
+ }
+int BIO_dump_indent(BIO *bp, const char *s, int len, int indent)
+ {
+ return BIO_dump_indent_cb(write_bio, bp, s, len, indent);
+ }
+