[Qemu-devel] [PATCH 03/11] linux-user/strace: add print_sockaddr_ptr() to handle plain/pointer addrlen

["Philippe Mathieu-Daudé" <f4bug@amsat.org>]

since this argument differs between sendto()/recvfrom()

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 linux-user/strace.c | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/linux-user/strace.c b/linux-user/strace.c
index e7272f4ede..9726d9b378 100644
--- a/linux-user/strace.c
+++ b/linux-user/strace.c
@@ -335,12 +335,15 @@ static void print_siginfo(const target_siginfo_t *tinfo)
 }
 
 static void
-print_sockaddr(abi_ulong addr, abi_long addrlen)
+print_sockaddr_ptr(abi_ulong addr, abi_long addrlen, bool addrlen_ptr)
 {
     struct target_sockaddr *sa;
     int i;
     int sa_family;
 
+    if (addrlen_ptr) {
+        get_user_ual(addrlen, addrlen);
+    }
     sa = lock_user(VERIFY_READ, addr, addrlen, 1);
     if (sa) {
         sa_family = tswap16(sa->sa_family);
@@ -417,7 +420,17 @@ print_sockaddr(abi_ulong addr, abi_long addrlen)
     } else {
         print_raw_param("0x"TARGET_ABI_FMT_lx, addr, 0);
     }
-    gemu_log(", "TARGET_ABI_FMT_ld, addrlen);
+    if (addrlen_ptr) {
+        gemu_log(", ["TARGET_ABI_FMT_ld"]", addrlen);
+    } else {
+        gemu_log(", "TARGET_ABI_FMT_ld, addrlen);
+    }
+}
+
+static void
+print_sockaddr(abi_ulong addr, abi_long addrlen)
+{
+    print_sockaddr_ptr(addr, addrlen, false);
 }
 
 static void
-- 
2.15.1