curl-library
Re: Problem with CURLOPT_WRITEDATA getting Binary data
Date: Sun, 30 May 2010 17:46:06 +0200
opps, sent too early: Here's the rest:
On Sun, May 30, 2010 at 17:44, Tor Arntsen <tor_at_spacetec.no> wrote:
> On Sun, May 30, 2010 at 17:36, Kalidoss Sivasamy <kalidoss2_at_gmail.com> wrote:
>> Ok, I modified the code, first not null terminate ( //mem->memory[mem->size]
>> = 0;). Also, changed the print routine to print each char at a time.
>
>>
>> void printText(char* s){
>> int len = strlen(s);
>> for (int i = 0; i < len; i++) {
>> printf("%c", *s++);
>> }
>> }
>
> It's the same trap you're falling into, you _can't_ handle binary data
> as strings.
>
> The strlen() will return the number of bytes up to, but not including,
> the first \0 (binary zero) in the data stream. You just can't do it
> that way. Use fwrite, as Kamil suggested. Or at least anything not
> using str* functions, or printf.
>
> If you have the size available then you could do e.g.
s = chunk.memory;
> for (i = 0; i < chunk.size; i++) {
..
printf ("0x%02x", *s++);
}
something like that. Anything but strlen() and printf (%s)
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Received on 2010-05-30