#include <errno.h>
#include "cryptlib.h"
#include <openssl/bio.h>
-#include <openssl/evp.h>
static int buffer_write(BIO *h, const char *buf,int num);
static int buffer_read(BIO *h, char *buf, int size);
static int buffer_new(BIO *h);
static int buffer_free(BIO *data);
static long buffer_callback_ctrl(BIO *h, int cmd, bio_info_cb *fp);
-#define DEFAULT_BUFFER_SIZE 1024
+#define DEFAULT_BUFFER_SIZE 4096
static BIO_METHOD methods_buffer=
{
/* add to buffer and return */
if (i >= inl)
{
- memcpy(&(ctx->obuf[ctx->obuf_len]),in,inl);
+ memcpy(&(ctx->obuf[ctx->obuf_off+ctx->obuf_len]),in,inl);
ctx->obuf_len+=inl;
return(num+inl);
}
{
if (i > 0) /* lets fill it up if we can */
{
- memcpy(&(ctx->obuf[ctx->obuf_len]),in,i);
+ memcpy(&(ctx->obuf[ctx->obuf_off+ctx->obuf_len]),in,i);
in+=i;
inl-=i;
num+=i;
case BIO_C_GET_BUFF_NUM_LINES:
ret=0;
p1=ctx->ibuf;
- for (i=ctx->ibuf_off; i<ctx->ibuf_len; i++)
+ for (i=0; i<ctx->ibuf_len; i++)
{
- if (p1[i] == '\n') ret++;
+ if (p1[ctx->ibuf_off + i] == '\n') ret++;
}
break;
case BIO_CTRL_WPENDING:
for (;;)
{
BIO_clear_retry_flags(b);
- if (ctx->obuf_len > ctx->obuf_off)
+ if (ctx->obuf_len > 0)
{
r=BIO_write(b->next_bio,
&(ctx->obuf[ctx->obuf_off]),
- ctx->obuf_len-ctx->obuf_off);
+ ctx->obuf_len);
#if 0
-fprintf(stderr,"FLUSH [%3d] %3d -> %3d\n",ctx->obuf_off,ctx->obuf_len-ctx->obuf_off,r);
+fprintf(stderr,"FLUSH [%3d] %3d -> %3d\n",ctx->obuf_off,ctx->obuf_len,r);
#endif
BIO_copy_next_retry(b);
if (r <= 0) return((long)r);
ctx->obuf_off+=r;
+ ctx->obuf_len-=r;
}
else
{
size-=i;
ctx->ibuf_len-=i;
ctx->ibuf_off+=i;
- if ((flag) || (i == size))
+ if (flag || size == 0)
{
*buf='\0';
return(num);
if (i <= 0)
{
BIO_copy_next_retry(b);
+ *buf='\0';
if (i < 0) return((num > 0)?num:i);
if (i == 0) return(num);
}
static int buffer_puts(BIO *b, const char *str)
{
- return(BIO_write(b,str,strlen(str)));
+ return(buffer_write(b,str,strlen(str)));
}