inject_randr1.5: Add RRGetOutputInfo reply injection

Add a --getoutputinfo_reply switch to indicate a filename containing
the RRGetOutputInfo reply data to inject.
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Vladimir Panteleev 2017-09-12 07:03:20 +00:00
parent dfc5ad9850
commit f88f4fb5d4
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1 changed files with 23 additions and 2 deletions

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@ -48,6 +48,7 @@ struct injected_reply {
/* BEGIN RandR 1.5 specific */
static struct injected_reply getmonitors_reply = {NULL, 0};
static struct injected_reply getoutputinfo_reply = {NULL, 0};
/* END RandR 1.5 specific */
#define XCB_PAD(i) (-(i)&3)
@ -70,6 +71,8 @@ struct connstate {
int getext_randr;
/* sequence number of the most recent RRGetMonitors request */
int getmonitors;
/* sequence number of the most recent RRGetOutputInfo request */
int getoutputinfo;
int randr_major_opcode;
/* END RandR 1.5 specific */
@ -263,6 +266,8 @@ static void read_client_x11_packet_cb(EV_P_ ev_io *w, int revents) {
const uint8_t randr_opcode = ((generic_x11_request_t *)request)->pad0;
if (randr_opcode == XCB_RANDR_GET_MONITORS) {
connstate->getmonitors = connstate->sequence;
} else if (randr_opcode == XCB_RANDR_GET_OUTPUT_INFO) {
connstate->getoutputinfo = connstate->sequence;
}
}
/* END RandR 1.5 specific */
@ -306,6 +311,17 @@ static void read_server_x11_packet_cb(EV_P_ ev_io *w, int revents) {
return;
}
}
if (sequence == connstate->getoutputinfo) {
printf("RRGetOutputInfo reply!\n");
if (getoutputinfo_reply.buf != NULL) {
printf("injecting reply\n");
((generic_x11_reply_t *)getoutputinfo_reply.buf)->sequence = sequence;
must_write(writeall(connstate->clientw->fd, getoutputinfo_reply.buf, getoutputinfo_reply.len));
free(packet);
return;
}
}
/* END RandR 1.5 specific */
break;
@ -347,6 +363,7 @@ static void must_read_reply(const char *filename, struct injected_reply *reply)
int main(int argc, char *argv[]) {
static struct option long_options[] = {
{"getmonitors_reply", required_argument, 0, 0},
{"getoutputinfo_reply", required_argument, 0, 0},
{0, 0, 0, 0},
};
char *options_string = "";
@ -355,11 +372,15 @@ int main(int argc, char *argv[]) {
while ((opt = getopt_long(argc, argv, options_string, long_options, &option_index)) != -1) {
switch (opt) {
case 0:
if (strcmp(long_options[option_index].name, "getmonitors_reply") == 0) {
case 0: {
const char *option_name = long_options[option_index].name;
if (strcmp(option_name, "getmonitors_reply") == 0) {
must_read_reply(optarg, &getmonitors_reply);
} else if (strcmp(option_name, "getoutputinfo_reply") == 0) {
must_read_reply(optarg, &getoutputinfo_reply);
}
break;
}
default:
exit(EXIT_FAILURE);
}