Merge remote-tracking branch 'remotes/thibault/tags/samuel-thibault' into staging

slirp updates

Gerd Hoffmann (1):
  slirp: add tftp tracing

Marc-André Lureau (61):
  slirp: associate slirp_output callback with the Slirp context
  slirp: remove do_pty from fork_exec()
  slirp: replace ex_pty with ex_chardev
  slirp: use a dedicated field for chardev pointer
  slirp: remove unused EMU_RSH
  slirp: rename /extra/chardev
  slirp: move internal function declarations
  slirp: remove Monitor dependency, return a string for info
  slirp: fix slirp_add_exec() leaks
  slirp: replace the poor-man string split with g_strsplit()
  slirp: remove dead declarations
  slirp: move socket pair creation in helper function
  slirp: remove unused M_TRAILINGSPACE
  slirp: use a callback structure to interface with qemu
  slirp: remove PROBE_CONN dead-code
  slirp: remove FULL_BOLT
  slirp: remove the disabled readv()/writev() code path
  slirp: remove HAVE_SYS_SIGNAL_H
  slirp: remove unused HAVE_SYS_BITYPES_H
  slirp: remove NO_UNIX_SOCKETS
  slirp: remove unused HAVE_SYS_STROPTS_H
  slirp: remove unused HAVE_ARPA_INET_H
  slirp: remove unused HAVE_SYS_WAIT_H
  slirp: remove unused HAVE_SYS_SELECT_H
  slirp: remove HAVE_SYS_IOCTL_H
  slirp: remove HAVE_SYS_FILIO_H
  slirp: remove unused DECLARE_IOVEC
  slirp: remove unused HAVE_INET_ATON
  slirp: replace HOST_WORDS_BIGENDIAN with glib equivalent
  slirp: replace SIZEOF_CHAR_P with glib equivalent
  slirp: replace compile time DO_KEEPALIVE
  slirp: remove unused global slirp_instance
  slirp: replace error_report() with g_critical()
  slirp: improve a bit the debug macros
  slirp: add a callback to log guest errors
  slirp: remove #if notdef dead code
  slirp: remove unused sbflush()
  slirp: NULL is defined by stddef.h
  slirp: remove dead TCP_ACK_HACK code
  slirp: replace ARRAY_SIZE with G_N_ELEMENTS
  net: do not depend on slirp internals
  glib-compat: add g_spawn_async_with_fds() fallback
  slirp: simplify fork_exec()
  slirp: replace error_report() with g_critical()
  slirp: drop <Vista compatibility
  slirp: rename exec_list
  slirp: use virtual time for packet expiration
  slirp: replace a fprintf with g_critical()
  slirp: replace some fprintf() with DEBUG_MISC
  slirp: replace a DEBUG block with WITH_ICMP_ERROR_MSG
  slirp: no need to make DPRINTF conditional on DEBUG
  slirp: always build with debug statements
  slirp: introduce SLIRP_DEBUG environment variable
  slirp: use %p for pointers format
  slirp: remove remaining DEBUG blocks
  slirp: replace DEBUG_ARGS with DEBUG_ARG
  slirp: factor out guestfwd addition checks
  slirp: add clock_get_ns() callback
  build-sys: use a separate slirp-obj-y && slirp.mo
  slirp: set G_LOG_DOMAIN
  slirp: call into g_debug() for DEBUG macros

Prasad J Pandit (1):
  slirp: check data length while emulating ident function

Samuel Thibault (2):
  slirp: Enable fork_exec support on Windows
  slirp: Mark debugging calls as unlikely

 Makefile              |   5 +-
 Makefile.objs         |   4 +-
 Makefile.target       |   5 +-
 include/glib-compat.h |  56 +++++++++
 net/colo-compare.c    |  11 +-
 net/colo.c            |   1 +
 net/colo.h            |   7 +-
 net/filter-rewriter.c |   9 +-
 net/slirp.c           |  61 +++++----
 net/util.h            |  55 ++++++++
 slirp/Makefile.objs   |  37 +++++-
 slirp/arp_table.c     |  12 +-
 slirp/bootp.c         |  10 +-
 slirp/cksum.c         |   8 +-
 slirp/debug.h         |  47 ++++---
 slirp/dhcpv6.c        |  17 ++-
 slirp/if.c            |   4 +-
 slirp/ip.h            |  10 +-
 slirp/ip6.h           |   3 +-
 slirp/ip6_icmp.c      |  27 ++--
 slirp/ip6_icmp.h      |   6 +-
 slirp/ip6_input.c     |   2 +-
 slirp/ip6_output.c    |   4 +-
 slirp/ip_icmp.c       |  31 ++---
 slirp/ip_input.c      | 200 -----------------------------
 slirp/libslirp.h      |  27 ++--
 slirp/main.h          |  33 -----
 slirp/mbuf.c          |   2 +-
 slirp/mbuf.h          |   1 -
 slirp/misc.c          | 286 +++++++++++++++++-------------------------
 slirp/misc.h          |  13 +-
 slirp/ncsi.c          |   4 +-
 slirp/ndp_table.c     |  32 +++--
 slirp/sbuf.h          |   1 -
 slirp/slirp.c         | 177 +++++++++++++-------------
 slirp/slirp.h         |  45 ++-----
 slirp/slirp_config.h  |  86 -------------
 slirp/socket.c        |  53 +++-----
 slirp/socket.h        |   2 +-
 slirp/tcp.h           |   4 +-
 slirp/tcp_input.c     |  84 ++-----------
 slirp/tcp_output.c    |   2 +-
 slirp/tcp_subr.c      |  22 ++--
 slirp/tcp_timer.c     |   2 +-
 slirp/tftp.c          |   7 +-
 slirp/trace-events    |   5 +
 slirp/udp.c           |   5 +-
 slirp/udp6.c          |  11 +-
 stubs/slirp.c         |   2 +-
 49 files changed, 603 insertions(+), 935 deletions(-)
 delete mode 100644 slirp/slirp_config.h
 create mode 100644 slirp/trace-events

--
2.20.1

# gpg: Signature made Mon 14 Jan 2019 22:52:32 GMT
# gpg:                using RSA key DB550E89F0FA54F3
# gpg: Good signature from "Samuel Thibault <samuel.thibault@aquilenet.fr>"
# gpg:                 aka "Samuel Thibault <sthibault@debian.org>"
# gpg:                 aka "Samuel Thibault <samuel.thibault@gnu.org>"
# gpg:                 aka "Samuel Thibault <samuel.thibault@inria.fr>"
# gpg:                 aka "Samuel Thibault <samuel.thibault@labri.fr>"
# gpg:                 aka "Samuel Thibault <samuel.thibault@ens-lyon.org>"
# gpg:                 aka "Samuel Thibault <samuel.thibault@u-bordeaux.fr>"
# gpg: WARNING: This key is not certified with sufficiently trusted signatures!
# gpg:          It is not certain that the signature belongs to the owner.
# Primary key fingerprint: 900C B024 B679 31D4 0F82  304B D017 8C76 7D06 9EE6
#      Subkey fingerprint: E61D BB15 D417 2BDE C97E  92D9 DB55 0E89 F0FA 54F3

* remotes/thibault/tags/samuel-thibault: (65 commits)
  slirp: check data length while emulating ident function
  slirp: Mark debugging calls as unlikely
  slirp: call into g_debug() for DEBUG macros
  slirp: set G_LOG_DOMAIN
  build-sys: use a separate slirp-obj-y && slirp.mo
  slirp: add clock_get_ns() callback
  slirp: factor out guestfwd addition checks
  slirp: replace DEBUG_ARGS with DEBUG_ARG
  slirp: remove remaining DEBUG blocks
  slirp: use %p for pointers format
  slirp: introduce SLIRP_DEBUG environment variable
  slirp: always build with debug statements
  slirp: no need to make DPRINTF conditional on DEBUG
  slirp: replace a DEBUG block with WITH_ICMP_ERROR_MSG
  slirp: replace some fprintf() with DEBUG_MISC
  slirp: replace a fprintf with g_critical()
  slirp: use virtual time for packet expiration
  slirp: rename exec_list
  slirp: drop <Vista compatibility
  slirp: Enable fork_exec support on Windows
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 29 insertions, 32 deletions

diff --git a/net/slirp.c b/net/slirp.c
index 38ae65e4a9..f98425ee9f 100644
--- a/net/slirp.c
+++ b/net/slirp.c
@@ -23,6 +23,7 @@
  */
 
 #include "qemu/osdep.h"
+#include "qemu/log.h"
 #include "net/slirp.h"
 
 
@@ -37,12 +38,12 @@
 #include "qemu/error-report.h"
 #include "qemu/sockets.h"
 #include "slirp/libslirp.h"
-#include "slirp/ip6.h"
 #include "chardev/char-fe.h"
 #include "sysemu/sysemu.h"
 #include "qemu/cutils.h"
 #include "qapi/error.h"
 #include "qapi/qmp/qdict.h"
+#include "util.h"
 
 static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
 {
@@ -99,7 +100,7 @@ static void slirp_smb_cleanup(SlirpState *s);
 static inline void slirp_smb_cleanup(SlirpState *s) { }
 #endif
 
-void slirp_output(void *opaque, const uint8_t *pkt, int pkt_len)
+static void net_slirp_output(void *opaque, const uint8_t *pkt, int pkt_len)
 {
     SlirpState *s = opaque;
 
@@ -140,6 +141,22 @@ static NetClientInfo net_slirp_info = {
     .cleanup = net_slirp_cleanup,
 };
 
+static void net_slirp_guest_error(const char *msg)
+{
+    qemu_log_mask(LOG_GUEST_ERROR, "%s", msg);
+}
+
+static int64_t net_slirp_clock_get_ns(void)
+{
+    return qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
+}
+
+static const SlirpCb slirp_cb = {
+    .output = net_slirp_output,
+    .guest_error = net_slirp_guest_error,
+    .clock_get_ns = net_slirp_clock_get_ns,
+};
+
 static int net_slirp_init(NetClientState *peer, const char *model,
                           const char *name, int restricted,
                           bool ipv4, const char *vnetwork, const char *vhost,
@@ -279,17 +296,6 @@ static int net_slirp_init(NetClientState *peer, const char *model,
     }
 #endif
 
-#if defined(_WIN32) && (_WIN32_WINNT < 0x0600)
-    /* No inet_pton helper before Vista... */
-    if (vprefix6) {
-        /* Unsupported */
-        error_setg(errp, "IPv6 prefix not supported");
-        return -1;
-    }
-    memset(&ip6_prefix, 0, sizeof(ip6_prefix));
-    ip6_prefix.s6_addr[0] = 0xfe;
-    ip6_prefix.s6_addr[1] = 0xc0;
-#else
     if (!vprefix6) {
         vprefix6 = "fec0::";
     }
@@ -297,7 +303,6 @@ static int net_slirp_init(NetClientState *peer, const char *model,
         error_setg(errp, "Failed to parse IPv6 prefix");
         return -1;
     }
-#endif
 
     if (!vprefix6_len) {
         vprefix6_len = 64;
@@ -309,10 +314,6 @@ static int net_slirp_init(NetClientState *peer, const char *model,
     }
 
     if (vhost6) {
-#if defined(_WIN32) && (_WIN32_WINNT < 0x0600)
-        error_setg(errp, "IPv6 host not supported");
-        return -1;
-#else
         if (!inet_pton(AF_INET6, vhost6, &ip6_host)) {
             error_setg(errp, "Failed to parse IPv6 host");
             return -1;
@@ -321,17 +322,12 @@ static int net_slirp_init(NetClientState *peer, const char *model,
             error_setg(errp, "IPv6 Host doesn't belong to network");
             return -1;
         }
-#endif
     } else {
         ip6_host = ip6_prefix;
         ip6_host.s6_addr[15] |= 2;
     }
 
     if (vnameserver6) {
-#if defined(_WIN32) && (_WIN32_WINNT < 0x0600)
-        error_setg(errp, "IPv6 DNS not supported");
-        return -1;
-#else
         if (!inet_pton(AF_INET6, vnameserver6, &ip6_dns)) {
             error_setg(errp, "Failed to parse IPv6 DNS");
             return -1;
@@ -340,7 +336,6 @@ static int net_slirp_init(NetClientState *peer, const char *model,
             error_setg(errp, "IPv6 DNS doesn't belong to network");
             return -1;
         }
-#endif
     } else {
         ip6_dns = ip6_prefix;
         ip6_dns.s6_addr[15] |= 3;
@@ -378,7 +373,8 @@ static int net_slirp_init(NetClientState *peer, const char *model,
                           ipv6, ip6_prefix, vprefix6_len, ip6_host,
                           vhostname, tftp_server_name,
                           tftp_export, bootfile, dhcp,
-                          dns, ip6_dns, dnssearch, vdomainname, s);
+                          dns, ip6_dns, dnssearch, vdomainname,
+                          &slirp_cb, s);
     QTAILQ_INSERT_TAIL(&slirp_stacks, s, entry);
 
     for (config = slirp_configs; config; config = config->next) {
@@ -708,8 +704,8 @@ static int slirp_smb(SlirpState* s, const char *exported_dir,
              CONFIG_SMBD_COMMAND, s->smb_dir, smb_conf);
     g_free(smb_conf);
 
-    if (slirp_add_exec(s->slirp, 0, smb_cmdline, &vserver_addr, 139) < 0 ||
-        slirp_add_exec(s->slirp, 0, smb_cmdline, &vserver_addr, 445) < 0) {
+    if (slirp_add_exec(s->slirp, NULL, smb_cmdline, &vserver_addr, 139) < 0 ||
+        slirp_add_exec(s->slirp, NULL, smb_cmdline, &vserver_addr, 445) < 0) {
         slirp_smb_cleanup(s);
         g_free(smb_cmdline);
         error_setg(errp, "Conflicting/invalid smbserver address");
@@ -773,7 +769,7 @@ static int slirp_guestfwd(SlirpState *s, const char *config_str, Error **errp)
     snprintf(buf, sizeof(buf), "guestfwd.tcp.%d", port);
 
     if ((strlen(p) > 4) && !strncmp(p, "cmd:", 4)) {
-        if (slirp_add_exec(s->slirp, 0, &p[4], &server, port) < 0) {
+        if (slirp_add_exec(s->slirp, NULL, &p[4], &server, port) < 0) {
             error_setg(errp, "Conflicting/invalid host:port in guest "
                        "forwarding rule '%s'", config_str);
             return -1;
@@ -800,7 +796,7 @@ static int slirp_guestfwd(SlirpState *s, const char *config_str, Error **errp)
             return -1;
         }
 
-        if (slirp_add_exec(s->slirp, 3, &fwd->hd, &server, port) < 0) {
+        if (slirp_add_exec(s->slirp, &fwd->hd, NULL, &server, port) < 0) {
             error_setg(errp, "Conflicting/invalid host:port in guest "
                        "forwarding rule '%s'", config_str);
             g_free(fwd);
@@ -827,10 +823,11 @@ void hmp_info_usernet(Monitor *mon, const QDict *qdict)
     QTAILQ_FOREACH(s, &slirp_stacks, entry) {
         int id;
         bool got_hub_id = net_hub_id_for_client(&s->nc, &id) == 0;
-        monitor_printf(mon, "Hub %d (%s):\n",
+        char *info = slirp_connection_info(s->slirp);
+        monitor_printf(mon, "Hub %d (%s):\n%s",
                        got_hub_id ? id : -1,
-                       s->nc.name);
-        slirp_connection_info(s->slirp, mon);
+                       s->nc.name, info);
+        g_free(info);
     }
 }