Пример #1
0
// prepare chunk for uploading: mac and encrypt
bool HttpReqUL::prepare(FileAccess* fa, const char* tempurl, SymmCipher* key,
                        chunkmac_map* macs, uint64_t ctriv, m_off_t pos,
                        m_off_t npos)
{
    size = (unsigned)(npos - pos);

    if (!fa->fread(out, size, (-(int)size) & (SymmCipher::BLOCKSIZE - 1), pos))
    {
        return false;
    }

    byte mac[SymmCipher::BLOCKSIZE] = { 0 };
    char buf[256];

    snprintf(buf, sizeof buf, "%s/%" PRIu64, tempurl, pos);
    setreq(buf, REQ_BINARY);

    key->ctr_crypt((byte*)out->data(), size, pos, ctriv, mac, 1);

    memcpy((*macs)[pos].mac, mac, sizeof mac);

    // unpad for POSTing
    out->resize(size);

    return true;
}
Пример #2
0
// prepare file chunk download
bool HttpReqDL::prepare(FileAccess* fa, const char* tempurl, SymmCipher* key,
                        chunkmac_map* macs, uint64_t ctriv, m_off_t pos,
                        m_off_t npos)
{
    char urlbuf[256];

    snprintf(urlbuf, sizeof urlbuf, "%s/%" PRIu64 "-%" PRIu64, tempurl, pos, npos - 1);
    setreq(urlbuf, REQ_BINARY);

    dlpos = pos;
    size = (unsigned)(npos - pos);

    if (!buf || buflen != size)
    {
        // (re)allocate buffer
        if (buf)
        {
            delete[] buf;
        }

        buf = new byte[(size + SymmCipher::BLOCKSIZE - 1) & - SymmCipher::BLOCKSIZE];
        buflen = size;
    }

    return true;
}
Пример #3
0
Файл: tty.c Проект: aap/pdp6
static void
recalc_tty_req(Tty *tty)
{
	setreq(tty->bus, TTY, tty->tto_flag || tty->tti_flag ? tty->pia : 0);
}