/* crypto/bio/b_dump.c */
-/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
#include <stdio.h>
#include "cryptlib.h"
-#include "bio.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(bio,s,len)
-BIO *bio;
-char *s;
-int len;
-{
- int ret=0;
- char buf[160+1],tmp[20];
- int i,j,rows,trunc;
- unsigned char ch;
+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);
+ }
- trunc=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--)
- trunc++;
+ for(; (len > 0) && ((s[len-1] == ' ') || (s[len-1] == '\0')); len--)
+ trc++;
#endif
- rows=(len/DUMP_WIDTH);
- if ((rows*DUMP_WIDTH)<len)
- rows++;
- for(i=0;i<rows;i++) {
- buf[0]='\0'; /* start with empty string */
- sprintf(tmp,"%04x - ",i*DUMP_WIDTH);
- strcpy(buf,tmp);
- for(j=0;j<DUMP_WIDTH;j++) {
- if (((i*DUMP_WIDTH)+j)>=len) {
- strcat(buf," ");
- } else {
- ch=((unsigned char)*((char *)(s)+i*DUMP_WIDTH+j)) & 0xff;
- sprintf(tmp,"%02x%c",ch,j==7?'-':' ');
- strcat(buf,tmp);
- }
- }
- strcat(buf," ");
- for(j=0;j<DUMP_WIDTH;j++) {
- if (((i*DUMP_WIDTH)+j)>=len)
- break;
- ch=((unsigned char)*((char *)(s)+i*DUMP_WIDTH+j)) & 0xff;
- sprintf(tmp,"%c",((ch>=' ')&&(ch<='~'))?ch:'.');
- strcat(buf,tmp);
- }
- strcat(buf,"\n");
- /* 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+=BIO_write(bio,(char *)buf,strlen(buf));
- }
+ 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 (trunc > 0) {
- sprintf(buf,"%04x - <SPACES/NULS>\n",len+trunc);
- ret+=BIO_write(bio,(char *)buf,strlen(buf));
- }
+ 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);
-}
+ return(ret);
+ }
+
+#ifndef OPENSSL_NO_STDIO
+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);
+ }
+
+int BIO_hex_string(BIO *out, int indent, int width, unsigned char *data,
+ int datalen)
+ {
+ int i, j = 0;
+
+ if (datalen < 1)
+ return 1;
+
+ for (i = 0; i < datalen - 1; i++)
+ {
+ if (i && !j) BIO_printf(out, "%*s", indent, "");
+
+ BIO_printf(out, "%02X:", data[i]);
+
+ j = (j + 1) % width;
+ if (!j) BIO_printf(out, "\n");
+ }
+ if (i && !j) BIO_printf(out, "%*s", indent, "");
+ BIO_printf(out, "%02X", data[datalen - 1]);
+ return 1;
+ }