Add support for SIOCGMIIPHY ioctl.

rr-debugger · May 2, 2024 · 5ee0ed4 · 5ee0ed4
1 parent 4ed1b81
commit 5ee0ed4
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diff --git a/src/record_syscall.cc b/src/record_syscall.cc
@@ -1712,6 +1712,7 @@ static Switchable prepare_ioctl(RecordTask* t,
     case SIOCGIFNETMASK:
     case SIOCGIFMETRIC:
     case SIOCGIFMAP:
+    case SIOCGMIIPHY:
       syscall_state.reg_parameter<typename Arch::ifreq>(3);
       syscall_state.after_syscall_action(record_page_below_stack_ptr);
       return PREVENT_SWITCH;

diff --git a/src/test/sioc.c b/src/test/sioc.c
@@ -118,6 +118,10 @@ static int generic_request_by_name(int sockfd, struct ifreq* req, int nr,
       atomic_printf("(errno:%d/%s)\n", errno, strerror(errno));
       return 0;
     }
+    if (errno == EPERM) {
+      atomic_printf("(errno:%d/%s)\n", errno, strerror(errno));
+      return 0;
+    }
   }
 
   test_assert(0 == ret);
@@ -525,6 +529,10 @@ int main(void) {
     atomic_printf("wireless ESSID:%s\n", buf);
   }
 
+  if (GENERIC_REQUEST_BY_NAME(SIOCGMIIPHY)) {
+    atomic_printf("flags is %d\n", req->ifr_ifru.ifru_flags);
+  }
+
   atomic_puts("EXIT-SUCCESS");
   return 0;
 }