src/usr.bin/ssh/channels.c - diff

Return to channels.c CVS log

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version 1.352, 2016/09/12 01:22:38

version 1.353, 2016/09/19 07:52:42

Line 4148

char *new_data;

int screen_number;

const char *cp;

u_int32_t rnd = 0;

if (x11_saved_display == NULL)

x11_saved_display = xstrdup(disp);

Line 4169

Line 4168

if (x11_saved_proto == NULL) {

/* Save protocol name. */

x11_saved_proto = xstrdup(proto);

* Extract real authentication data and generate fake data

/* Extract real authentication data. */

* of the same length.

x11_saved_data = xmalloc(data_len);

x11_fake_data = xmalloc(data_len);

for (i = 0; i < data_len; i++) {

if (sscanf(data + 2 * i, "%2x", &value) != 1)

fatal("x11_request_forwarding: bad "

"authentication data: %.100s", data);

if (i % 4 == 0)

rnd = arc4random();

x11_saved_data[i] = value;

x11_fake_data[i] = rnd & 0xff;

rnd >>= 8;

}

x11_saved_data_len = data_len;

/* Generate fake data of the same length. */

x11_fake_data = xmalloc(data_len);

arc4random_buf(x11_fake_data, data_len);

x11_fake_data_len = data_len;

}