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Don't try to receive frames when eth is unloaded on the MacOS side as it will call uninitialized vectors

This commit is contained in:
Andrew Tonner 2020-02-11 03:14:23 -08:00
parent 28e0485156
commit 744df7adf3
1 changed files with 18 additions and 4 deletions
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22
BasiliskII/src/Windows/ether_windows.cpp
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@ -101,6 +101,14 @@ static int net_if_type = -1; // Ethernet device type
#ifdef SHEEPSHAVER
static bool net_open = false; // Flag: initialization succeeded, network device open
uint8 ether_addr[6]; // Our Ethernet address
#else
const bool ether_driver_opened = true; // Flag: Driver is open on MacOS side
// so ether.h layer is ready for
// calls.
// B2 doesn't provide this
// but also calls don't need it
#endif
// These are protected by queue_csection
@ -1571,10 +1579,16 @@ unsigned int WINAPI ether_thread_feed_int(void *arg)
D(bug("Triggering\n"));
looping = true;
while(thread_active && looping) {
trigger_queue();
// Wait for interrupt acknowledge by EtherInterrupt()
WaitForSingleObject(int_ack,INFINITE);
if(thread_active) looping = set_wait_request();
if (ether_driver_opened) {
trigger_queue();
// Wait for interrupt acknowledge by EtherInterrupt()
WaitForSingleObject(int_ack,INFINITE);
if(thread_active) looping = set_wait_request();
} else {
// Ether driver is closed on the MacOS side
// ether.h calls in this case are undefined
Delay_usec(20000);
}
}
D(bug("Queue empty.\n"));
}