monitor: Print strings for advertising data flags

diff --git a/monitor/packet.c b/monitor/packet.c
index e5d7a47..95d62f2 100644 (file)
--- a/monitor/packet.c
+++ b/monitor/packet.c
@@ -1626,6 +1626,18 @@ static void print_uuid128_list(const char *label, const void *data,
        print_field("%s: %s", label, str);
 }
 
+static const struct {
+       uint8_t bit;
+       const char *str;
+} eir_flags_table[] = {
+       { 0, "LE Limited Discoverable Mode"             },
+       { 1, "LE General Discoverable Mode"             },
+       { 2, "BR/EDR Not Supported"                     },
+       { 3, "Simultaneous LE and BR/EDR (Controller)"  },
+       { 4, "Simultaneous LE and BR/EDR (Host)"        },
+       { }
+};
+
 static void print_eir(const uint8_t *eir, uint8_t eir_len, bool le)
 {
        uint8_t len = 0;
@@ -1639,6 +1651,8 @@ static void print_eir(const uint8_t *eir, uint8_t eir_len, bool le)
                uint8_t data_len;
                char name[239], label[100];
                uint32_t cls;
+               uint8_t flags, mask;
+               int i;
 
                /* Check for the end of EIR */
                if (field_len == 0)
@@ -1656,7 +1670,22 @@ static void print_eir(const uint8_t *eir, uint8_t eir_len, bool le)
 
                switch (eir[1]) {
                case BT_EIR_FLAGS:
-                       print_field("Flags: 0x%2.2x", *data);
+                       flags = *data;
+                       mask = flags;
+
+                       print_field("Flags: 0x%2.2x", flags);
+
+                       for (i = 0; eir_flags_table[i].str; i++) {
+                               if (flags & (1 << eir_flags_table[i].bit)) {
+                                       print_field("  %s",
+                                                       eir_flags_table[i].str);
+                                       mask &= ~(1 << eir_flags_table[i].bit);
+                               }
+                       }
+
+                       if (mask)
+                               print_text(COLOR_UNKNOWN_SERVICE_CLASS,
+                                       "  Unknown flags (0x%2.2x)", mask);
                        break;
 
                case BT_EIR_UUID16_SOME:
@@ -1686,6 +1715,7 @@ static void print_eir(const uint8_t *eir, uint8_t eir_len, bool le)
                        print_uuid32_list("32-bit Service UUIDs (complete)",
                                                        data, data_len);
                        break;
+
                case BT_EIR_UUID128_SOME:
                        if (data_len < 16)
                                break;