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[src-draft/trunk]: src/sys/net80211 More debug consolidation.



details:   https://anonhg.NetBSD.org/src-all/rev/cc14e2b505c9
branches:  trunk
changeset: 989810:cc14e2b505c9
user:      Martin Husemann <martin%NetBSD.org@localhost>
date:      Wed Dec 30 17:37:53 2020 +0100

description:
More debug consolidation.

diffstat:

 sys/net80211/ieee80211_node.c     |  43 +++++++++++++------------
 sys/net80211/ieee80211_scan.c     |  64 ++++++++++++++++++++++++++------------
 sys/net80211/ieee80211_scan.h     |   3 +-
 sys/net80211/ieee80211_scan_sta.c |  28 +++++++++-------
 4 files changed, 83 insertions(+), 55 deletions(-)

diffs (263 lines):

diff -r 0d4bf93953a4 -r cc14e2b505c9 sys/net80211/ieee80211_node.c
--- a/sys/net80211/ieee80211_node.c     Tue Dec 29 20:54:38 2020 +0100
+++ b/sys/net80211/ieee80211_node.c     Wed Dec 30 17:37:53 2020 +0100
@@ -487,10 +487,11 @@
        } else
                IEEE80211_ADDR_COPY(ni->ni_bssid, vap->iv_myaddr);
 #ifdef IEEE80211_DEBUG
-       char temp[40];
-       strcpy(temp, ether_sprintf(ni->ni_macaddr));
-       printf ("reset_bss: macaddr %s, bssid %s\n",
-           temp, ether_sprintf(ni->ni_bssid));
+       char mac[IEEE80211_ADDR_PRINT_LEN], bssid[IEEE80211_ADDR_PRINT_LEN];
+       IEEE80211_DPRINTF(vap, IEEE80211_MSG_DEBUG,
+           "reset_bss: macaddr %s, bssid %s\n",
+           ether_snprintf(mac, sizeof(mac), ni->ni_macaddr),
+           ether_snprintf(bssid, sizeof(bssid), ni->ni_bssid));
 #endif
 }
 
@@ -555,7 +556,8 @@
 check_bss_debug(struct ieee80211vap *vap, struct ieee80211_node *ni)
 {
        struct ieee80211com *ic = ni->ni_ic;
-       char essid[IEEE80211_NWID_PRINT_LEN];
+       char essid[IEEE80211_NWID_PRINT_LEN],
+           bssid[IEEE80211_ADDR_PRINT_LEN], mac[IEEE80211_ADDR_PRINT_LEN];
         uint8_t rate;
         int fail;
 
@@ -588,18 +590,16 @@
            !IEEE80211_ADDR_EQ(vap->iv_des_bssid, ni->ni_bssid))
                fail |= 0x20;
 
-       printf(" %c %s", fail ? '-' : '+', ether_sprintf(ni->ni_macaddr));
-       printf(" %s%c", ether_sprintf(ni->ni_bssid), fail & 0x20 ? '!' : ' ');
-       printf(" %3d%c",
-           ieee80211_chan2ieee(ic, ni->ni_chan), fail & 0x01 ? '!' : ' ');
-       printf(" %2dM%c", (rate & IEEE80211_RATE_VAL) / 2,
-           fail & 0x08 ? '!' : ' ');
-       printf(" %4s%c",
+       IEEE80211_DPRINTF(vap, IEEE80211_MSG_ASSOC,
+           " %c %s %s%c %3d%c %2dM%c %4s%c %3s%c %s %s",
+           fail ? '-' : '+', ether_snprintf(mac, sizeof(mac), ni->ni_macaddr),
+           ether_snprintf(bssid, sizeof(bssid), ni->ni_bssid),
+           fail & 0x20 ? '!' : ' ',
+           ieee80211_chan2ieee(ic, ni->ni_chan), fail & 0x01 ? '!' : ' ',
+           (rate & IEEE80211_RATE_VAL) / 2, fail & 0x08 ? '!' : ' ',
            (ni->ni_capinfo & IEEE80211_CAPINFO_ESS) ? "ess" :
-           (ni->ni_capinfo & IEEE80211_CAPINFO_IBSS) ? "ibss" :
-           "????",
-           fail & 0x02 ? '!' : ' ');
-       printf(" %3s%c %s %s\n",
+           (ni->ni_capinfo & IEEE80211_CAPINFO_IBSS) ? "ibss" : "????",
+           fail & 0x02 ? '!' : ' ',
            (ni->ni_capinfo & IEEE80211_CAPINFO_PRIVACY) ?  "wep" : "no",
            fail & 0x04 ? '!' : ' ',
            ieee80211_sprint_essid(essid, ni->ni_essid, ni->ni_esslen),
@@ -1076,11 +1076,12 @@
        ieee80211_ratectl_node_init(ni);
 
 #ifdef IEEE80211_DEBUG
-       char temp[40];
-       strcpy(temp, ether_sprintf(ni->ni_macaddr));
-       printf ("At end of ieee80211_sta_join, ni is 0x%lx\n", (long)ni);
-       printf ("   macaddr is %s,  bss is %s\n", temp,
-               ether_sprintf(ni->ni_bssid));
+       char temp1[IEEE80211_ADDR_PRINT_LEN], temp2[IEEE80211_ADDR_PRINT_LEN];
+       IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
+           "at end of ieee80211_sta_join, ni is %p\n"
+           "   macaddr is %s,  bss is %s",
+           ni, ether_snprintf(temp1, sizeof(temp1), ni->ni_macaddr),
+           ether_snprintf(temp2, sizeof(temp2), ni->ni_bssid));
 #endif
 
        return ieee80211_sta_join1(ieee80211_ref_node(ni));
diff -r 0d4bf93953a4 -r cc14e2b505c9 sys/net80211/ieee80211_scan.c
--- a/sys/net80211/ieee80211_scan.c     Tue Dec 29 20:54:38 2020 +0100
+++ b/sys/net80211/ieee80211_scan.c     Wed Dec 30 17:37:53 2020 +0100
@@ -317,18 +317,23 @@
 }
 
 void
-ieee80211_scan_dump_channels(const struct ieee80211_scan_state *ss)
+ieee80211_scan_dump_channels(char *out, size_t len,
+       const struct ieee80211_scan_state *ss)
 {
        struct ieee80211com *ic = ss->ss_ic;
        const char *sep;
-       int i;
+       int i, cnt;
 
        sep = "";
        for (i = ss->ss_next; i < ss->ss_last; i++) {
                const struct ieee80211_channel *c = ss->ss_chans[i];
 
-               printf("%s%u%c", sep, ieee80211_chan2ieee(ic, c),
+               cnt = snprintf(out, len, "%s%u%c", sep,
+                   ieee80211_chan2ieee(ic, c),
                    ieee80211_channel_type_char(c));
+               if (cnt < 0 || cnt >= len)
+                       break;
+               len -= cnt; out += cnt;
                sep = ", ";
        }
 }
@@ -338,10 +343,11 @@
 ieee80211_scan_dump(struct ieee80211_scan_state *ss)
 {
        struct ieee80211vap *vap = ss->ss_vap;
+       char chans[200];
 
-       if_printf(vap->iv_ifp, "scan set ");
-       ieee80211_scan_dump_channels(ss);
-       printf(" dwell min %lums max %lums\n",
+       ieee80211_scan_dump_channels(chans, sizeof(chans), ss);
+       IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
+           "scan set %s dwell min %lums max %lums", chans,
            ticks_to_msecs(ss->ss_mindwell), ticks_to_msecs(ss->ss_maxdwell));
 }
 #endif /* IEEE80211_DEBUG */
@@ -574,28 +580,39 @@
 
 #ifdef IEEE80211_DEBUG
 static void
-dump_country(struct ieee80211vap *vap, const uint8_t *ie)
+dump_country(char *out, size_t len,
+    struct ieee80211vap *vap, const uint8_t *ie)
 {
        const struct ieee80211_country_ie *cie =
           (const struct ieee80211_country_ie *) ie;
-       int i, nbands, schan, nchan;
+       int i, nbands, schan, nchan, cnt;
 
        if (cie->len < 3) {
-               printf(" <bogus country ie, len %d>", cie->len);
+               snprintf(out, len, " <bogus country ie, len %d>", cie->len);
                return;
        }
-       printf(" country [%c%c%c", cie->cc[0], cie->cc[1], cie->cc[2]);
+       cnt = snprintf(out, len, " country [%c%c%c",
+           cie->cc[0], cie->cc[1], cie->cc[2]);
+       if (cnt < 0 || cnt >= len)
+               return;
+       len -= cnt; out += cnt;
        nbands = (cie->len - 3) / sizeof(cie->band[0]);
        for (i = 0; i < nbands; i++) {
                schan = cie->band[i].schan;
                nchan = cie->band[i].nchan;
                if (nchan != 1)
-                       printf(" %u-%u,%u", schan, schan + nchan-1,
+                       cnt = snprintf(out, len, " %u-%u,%u",
+                           schan, schan + nchan-1,
                            cie->band[i].maxtxpwr);
                else
-                       printf(" %u,%u", schan, cie->band[i].maxtxpwr);
+                       snprintf(out, len, " %u,%u",
+                           schan, cie->band[i].maxtxpwr);
+               if (cnt < 0 || cnt >= len)
+                       return;
+               len -= cnt; out += cnt;
        }
-       printf("]");
+       if (len >= 2)
+               strcpy(out, "]");
 }
 
 void
@@ -604,20 +621,27 @@
        const uint8_t mac[IEEE80211_ADDR_LEN],
        const struct ieee80211_scanparams *sp, int rssi)
 {
-       char ssid[IEEE80211_NWID_PRINT_LEN];
+       char ssid[IEEE80211_NWID_PRINT_LEN], macstr[IEEE80211_ADDR_PRINT_LEN],
+           country[200];
 
-       printf("[%s] %s%s on chan %u (bss chan %u) %s rssi %d\n",
-           ether_sprintf(mac), isnew ? "new " : "",
+       IEEE80211_DPRINTF(vap, IEEE80211_F_SCAN,
+           "[%s] %s%s on chan %u (bss chan %u) %s rssi %d",
+           ether_snprintf(macstr, sizeof(macstr), mac), isnew ? "new " : "",
            ieee80211_mgt_subtype_name(subtype), sp->chan, sp->bchan,
            ieee80211_sprint_essid(ssid, sp->ssid + 2, sp->ssid[1]),
            rssi);
 
        if (isnew) {
-               printf("[%s] caps 0x%x bintval %u erp 0x%x", 
-                       ether_sprintf(mac), sp->capinfo, sp->bintval, sp->erp);
                if (sp->country != NULL)
-                       dump_country(vap, sp->country);
-               printf("\n");
+                       dump_country(country, sizeof(country),
+                           vap, sp->country);
+               else
+                       country[0] = 0;
+
+               IEEE80211_DPRINTF(vap, IEEE80211_F_SCAN,
+                   "[%s] caps 0x%x bintval %u erp 0x%x %s", 
+                   ether_sprintf(mac), sp->capinfo, sp->bintval, sp->erp,
+                   country);
        }
 }
 #endif /* IEEE80211_DEBUG */
diff -r 0d4bf93953a4 -r cc14e2b505c9 sys/net80211/ieee80211_scan.h
--- a/sys/net80211/ieee80211_scan.h     Tue Dec 29 20:54:38 2020 +0100
+++ b/sys/net80211/ieee80211_scan.h     Wed Dec 30 17:37:53 2020 +0100
@@ -165,7 +165,8 @@
 void   ieee80211_scan_vattach(struct ieee80211vap *);
 void   ieee80211_scan_vdetach(struct ieee80211vap *);
 
-void   ieee80211_scan_dump_channels(const struct ieee80211_scan_state *);
+void   ieee80211_scan_dump_channels(char *, size_t,
+               const struct ieee80211_scan_state *);
 
 #define        IEEE80211_SCAN_FOREVER  0x7fffffff
 int    ieee80211_start_scan(struct ieee80211vap *, int flags,
diff -r 0d4bf93953a4 -r cc14e2b505c9 sys/net80211/ieee80211_scan_sta.c
--- a/sys/net80211/ieee80211_scan_sta.c Tue Dec 29 20:54:38 2020 +0100
+++ b/sys/net80211/ieee80211_scan_sta.c Wed Dec 30 17:37:53 2020 +0100
@@ -1210,9 +1210,12 @@
                fail |= MATCH_RSSI;
 #ifdef IEEE80211_DEBUG
        if (ieee80211_msg(vap, debug)) {
-               char ssid[IEEE80211_NWID_PRINT_LEN];
+               char ssid[IEEE80211_NWID_PRINT_LEN],
+                   mac[IEEE80211_ADDR_PRINT_LEN],
+                   bssid[IEEE80211_ADDR_PRINT_LEN];
 
-               printf(" %c %s",
+               IEEE80211_DPRINTF(vap, debug,
+                   " %c %s %s%c %3d%c %+4d%c %2dM%c %4s%c %3s%c %s %s",
                    fail & MATCH_FAILS ? '=' :
                    fail & MATCH_NOTSEEN ? '^' :
                    fail & MATCH_CC ? '$' :
@@ -1224,19 +1227,18 @@
                    fail & MATCH_TDMA_LOCAL ? 'l' :
 #endif
                    fail & MATCH_MESH_NOID ? 'm' :
-                   fail ? '-' : '+', ether_sprintf(se->se_macaddr));
-               printf(" %s%c", ether_sprintf(se->se_bssid),
-                   fail & MATCH_BSSID ? '!' : ' ');
-               printf(" %3d%c", ieee80211_chan2ieee(ic, se->se_chan),
-                       fail & MATCH_CHANNEL ? '!' : ' ');
-               printf(" %+4d%c", se->se_rssi, fail & MATCH_RSSI ? '!' : ' ');
-               printf(" %2dM%c", (rate & IEEE80211_RATE_VAL) / 2,
-                   fail & MATCH_RATE ? '!' : ' ');
-               printf(" %4s%c",
+                   fail ? '-' : '+', ether_snprintf(mac, sizeof(mac),
+                       se->se_macaddr),
+                   ether_snprintf(bssid, sizeof(bssid), se->se_bssid),
+                   fail & MATCH_BSSID ? '!' : ' ',
+                   ieee80211_chan2ieee(ic, se->se_chan),
+                   fail & MATCH_CHANNEL ? '!' : ' ',
+                   se->se_rssi, fail & MATCH_RSSI ? '!' : ' ',
+                   (rate & IEEE80211_RATE_VAL) / 2,
+                   fail & MATCH_RATE ? '!' : ' ',
                    (se->se_capinfo & IEEE80211_CAPINFO_ESS) ? "ess" :
                    (se->se_capinfo & IEEE80211_CAPINFO_IBSS) ? "ibss" : "",
-                   fail & MATCH_CAPINFO ? '!' : ' ');
-               printf(" %3s%c %s %s\n",
+                   fail & MATCH_CAPINFO ? '!' : ' ',
                    (se->se_capinfo & IEEE80211_CAPINFO_PRIVACY) ?
                    "wep" : "no",
                    fail & MATCH_PRIVACY ? '!' : ' ',



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