n-=i;
}
/* at this point all pending data has been written */
+ ctx->buf_off=0;
+ ctx->buf_len=0;
if ((in == NULL) || (inl <= 0)) return(0);
- ctx->buf_off=0;
while (inl > 0)
{
n=(inl > B64_BLOCK_SIZE)?B64_BLOCK_SIZE:inl;
if (ctx->tmp_len > 0)
{
n=3-ctx->tmp_len;
+ /* There's a teoretical possibility for this */
+ if (n > inl)
+ n=inl;
memcpy(&(ctx->tmp[ctx->tmp_len]),in,n);
ctx->tmp_len+=n;
- n=ctx->tmp_len;
- if (n < 3)
+ if (ctx->tmp_len < 3)
break;
ctx->buf_len=EVP_EncodeBlock(
(unsigned char *)ctx->buf,
- (unsigned char *)ctx->tmp,n);
+ (unsigned char *)ctx->tmp,
+ ctx->tmp_len);
+ /* Since we're now done using the temporary
+ buffer, the length should be 0'd */
+ ctx->tmp_len=0;
}
else
{
break;
case BIO_CTRL_WPENDING: /* More to write in buffer */
ret=ctx->buf_len-ctx->buf_off;
- if ((ret == 0) && (ctx->base64.num != 0))
+ if ((ret == 0) && (ctx->encode != B64_NONE)
+ && (ctx->base64.num != 0))
ret=1;
else if (ret <= 0)
ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
goto again;
}
}
- else if (ctx->base64.num != 0)
+ else if (ctx->encode != B64_NONE && ctx->base64.num != 0)
{
ctx->buf_off=0;
EVP_EncodeFinal(&(ctx->base64),