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Basically, I wanted to be able to make a dump to a FILE*, and not have

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to bother creating a BIO around it.  So here's a few more functions to
make it possible to make the dump using a printing callback, and to
print to a FILE* (based on the callback variant), done in the same
style as the functions in crypto/err/err_prn.c.
This commit is contained in:
Richard Levitte 2004-08-11 21:13:57 +00:00
parent b94f886b22
commit bb1a915c24
2 changed files with 56 additions and 18 deletions
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57
crypto/bio/b_dump.c
View File

@ -68,12 +68,14 @@
#define DUMP_WIDTH 16
#define DUMP_WIDTH_LESS_INDENT(i) (DUMP_WIDTH-((i-(i>6?6:i)+3)/4))
int BIO_dump(BIO *bio, const char *s, int len)
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(bio, s, len, 0);
return BIO_dump_indent_cb(cb, u, s, len, 0);
}
int BIO_dump_indent(BIO *bio, const char *s, int len, int indent)
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];
@ -117,7 +119,7 @@ int BIO_dump_indent(BIO *bio, const char *s, int len, int indent)
{
ch=((unsigned char)*(s+i*dump_width+j)) & 0xff;
BIO_snprintf(tmp,sizeof tmp,"%02x%c",ch,
j==7?'-':' ');
j==7?'-':' ');
BUF_strlcat(buf,tmp,sizeof buf);
}
}
@ -129,28 +131,57 @@ int BIO_dump_indent(BIO *bio, const char *s, int len, int indent)
ch=((unsigned char)*(s+i*dump_width+j)) & 0xff;
#ifndef CHARSET_EBCDIC
BIO_snprintf(tmp,sizeof tmp,"%c",
((ch>=' ')&&(ch<='~'))?ch:'.');
((ch>=' ')&&(ch<='~'))?ch:'.');
#else
BIO_snprintf(tmp,sizeof tmp,"%c",
((ch>=os_toascii[' '])&&(ch<=os_toascii['~']))
? os_toebcdic[ch]
: '.');
((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
/* 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));
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+=BIO_write(bio,(char *)buf,strlen(buf));
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 fwrite(data, len, 1, (FILE *)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);
}

9
crypto/bio/bio.h
View File

@ -573,9 +573,16 @@ int BIO_sock_should_retry(int i);
int BIO_sock_non_fatal_error(int error);
int BIO_fd_should_retry(int i);
int BIO_fd_non_fatal_error(int error);
int BIO_dump_cb(int (*cb)(const void *data, size_t len, void *u),
void *u, const char *s, int len);
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 BIO_dump(BIO *b,const char *bytes,int len);
int BIO_dump_indent(BIO *b,const char *bytes,int len,int indent);
#ifndef OPENSSL_NO_FP_API
int BIO_dump_fp(FILE *fp, const char *s, int len);
int BIO_dump_indent_fp(FILE *fp, const char *s, int len, int indent);
#endif
struct hostent *BIO_gethostbyname(const char *name);
/* We might want a thread-safe interface too:
* struct hostent *BIO_gethostbyname_r(const char *name,