Re: Call qemu_socketpair() instead of socketpair() when possible

[Thomas Huth <thuth@redhat.com>]

On 16/01/2023 05.56, Guoyi Tu wrote:
> As qemu_socketpair() was introduced in commit 3c63b4e9
> ("oslib-posix: Introduce qemu_socketpair()"), it's time
> to replace the other existing socketpair() calls with
> qemu_socketpair() if possible
> 
> Signed-off-by: Guoyi Tu <tugy@chinatelecom.cn>
> ---
>   backends/tpm/tpm_emulator.c         | 2 +-
>   tests/qtest/dbus-display-test.c     | 5 +++--
>   tests/qtest/migration-test.c        | 2 +-
>   tests/unit/test-crypto-tlssession.c | 4 ++--
>   tests/unit/test-io-channel-tls.c    | 2 +-
>   5 files changed, 8 insertions(+), 7 deletions(-)
> 
> diff --git a/backends/tpm/tpm_emulator.c b/backends/tpm/tpm_emulator.c
> index 49cc3d749d..67e7b212e3 100644
> --- a/backends/tpm/tpm_emulator.c
> +++ b/backends/tpm/tpm_emulator.c
> @@ -553,7 +553,7 @@ static int tpm_emulator_prepare_data_fd(TPMEmulator 
> *tpm_emu)
>       Error *err = NULL;
>       int fds[2] = { -1, -1 };
> 
> -    if (socketpair(AF_UNIX, SOCK_STREAM, 0, fds) < 0) {
> +    if (qemu_socketpair(AF_UNIX, SOCK_STREAM, 0, fds) < 0) {
>           error_report("tpm-emulator: Failed to create socketpair");
>           return -1;
>       }
> diff --git a/tests/qtest/dbus-display-test.c b/tests/qtest/dbus-display-test.c
> index cb1b62d1d1..fef025ac6f 100644
> --- a/tests/qtest/dbus-display-test.c
> +++ b/tests/qtest/dbus-display-test.c
> @@ -1,5 +1,6 @@
>   #include "qemu/osdep.h"
>   #include "qemu/dbus.h"
> +#include "qemu/sockets.h"
>   #include <gio/gio.h>
>   #include <gio/gunixfdlist.h>
>   #include "libqtest.h"
> @@ -36,7 +37,7 @@ test_setup(QTestState **qts, GDBusConnection **conn)
> 
>       *qts = qtest_init("-display dbus,p2p=yes -name dbus-test");
> 
> -    g_assert_cmpint(socketpair(AF_UNIX, SOCK_STREAM, 0, pair), ==, 0);
> +    g_assert_cmpint(qemu_socketpair(AF_UNIX, SOCK_STREAM, 0, pair), ==, 0);
> 
>       qtest_qmp_add_client(*qts, "@dbus-display", pair[1]);
> 
> @@ -152,7 +153,7 @@ test_dbus_display_console(void)
> 
>       test_setup(&qts, &conn);
> 
> -    g_assert_cmpint(socketpair(AF_UNIX, SOCK_STREAM, 0, pair), ==, 0);
> +    g_assert_cmpint(qemu_socketpair(AF_UNIX, SOCK_STREAM, 0, pair), ==, 0);
>       fd_list = g_unix_fd_list_new();
>       idx = g_unix_fd_list_append(fd_list, pair[1], NULL);
> 
> diff --git a/tests/qtest/migration-test.c b/tests/qtest/migration-test.c
> index dbde726adf..1dd32c9506 100644
> --- a/tests/qtest/migration-test.c
> +++ b/tests/qtest/migration-test.c
> @@ -1661,7 +1661,7 @@ static void *test_migrate_fd_start_hook(QTestState *from,
>       int pair[2];
> 
>       /* Create two connected sockets for migration */
> -    ret = socketpair(PF_LOCAL, SOCK_STREAM, 0, pair);
> +    ret = qemu_socketpair(PF_LOCAL, SOCK_STREAM, 0, pair);
>       g_assert_cmpint(ret, ==, 0);
> 
>       /* Send the 1st socket to the target */
> diff --git a/tests/unit/test-crypto-tlssession.c 
> b/tests/unit/test-crypto-tlssession.c
> index 615a1344b4..b12e7b6879 100644
> --- a/tests/unit/test-crypto-tlssession.c
> +++ b/tests/unit/test-crypto-tlssession.c
> @@ -82,7 +82,7 @@ static void test_crypto_tls_session_psk(void)
>       int ret;
> 
>       /* We'll use this for our fake client-server connection */
> -    ret = socketpair(AF_UNIX, SOCK_STREAM, 0, channel);
> +    ret = qemu_socketpair(AF_UNIX, SOCK_STREAM, 0, channel);
>       g_assert(ret == 0);
> 
>       /*
> @@ -236,7 +236,7 @@ static void test_crypto_tls_session_x509(const void 
> *opaque)
>       int ret;
> 
>       /* We'll use this for our fake client-server connection */
> -    ret = socketpair(AF_UNIX, SOCK_STREAM, 0, channel);
> +    ret = qemu_socketpair(AF_UNIX, SOCK_STREAM, 0, channel);
>       g_assert(ret == 0);
> 
>       /*
> diff --git a/tests/unit/test-io-channel-tls.c 
> b/tests/unit/test-io-channel-tls.c
> index cc39247556..e036ac5df4 100644
> --- a/tests/unit/test-io-channel-tls.c
> +++ b/tests/unit/test-io-channel-tls.c
> @@ -121,7 +121,7 @@ static void test_io_channel_tls(const void *opaque)
>       GMainContext *mainloop;
> 
>       /* We'll use this for our fake client-server connection */
> -    g_assert(socketpair(AF_UNIX, SOCK_STREAM, 0, channel) == 0);
> +    g_assert(qemu_socketpair(AF_UNIX, SOCK_STREAM, 0, channel) == 0);
> 
>   #define CLIENT_CERT_DIR "tests/test-io-channel-tls-client/"
>   #define SERVER_CERT_DIR "tests/test-io-channel-tls-server/"

Acked-by: Thomas Huth <thuth@redhat.com>