From: Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx>
---
parser/avrcp.c | 129 ++++++++++++++++++++++++++++++++++++++++++++-------------
1 file changed, 101 insertions(+), 28 deletions(-)
diff --git a/parser/avrcp.c b/parser/avrcp.c
index 7059cb8..046368c 100644
--- a/parser/avrcp.c
+++ b/parser/avrcp.c
@@ -1718,6 +1718,41 @@ static const char *elementtype2str(uint8_t type)
return "Reserved";
}
+static void avrcp_attribute_entry_list_dump(int level, struct frame *frm,
+ uint8_t count)
+{
+ for (; count > 0; count--) {
+ uint32_t attr;
+ uint16_t charset;
+ uint8_t len;
+
+ p_indent(level, frm);
+
+ attr = get_u32(frm);
+ printf("AttributeID: 0x%08x (%s)\n", attr, mediattr2str(attr));
+
+ p_indent(level, frm);
+
+ charset = get_u16(frm);
+ printf("CharsetID: 0x%04x (%s)\n", charset,
+ charset2str(charset));
+
+ p_indent(level, frm);
+
+ len = get_u8(frm);
+ printf("AttributeLength: 0x%02x (%u)\n", len, len);
+
+ p_indent(level, frm);
+
+ printf("AttributeValue: ");
+ for (; len > 0; len--) {
+ uint8_t c = get_u8(frm);
+ printf("%1c", isprint(c) ? c : '.');
+ }
+ printf("\n");
+ }
+}
+
static void avrcp_media_element_item_dump(int level, struct frame *frm,
uint16_t len)
{
@@ -1763,34 +1798,7 @@ static void avrcp_media_element_item_dump(int level, struct frame *frm,
count = get_u8(frm);
printf("AttributeCount: 0x%02x (%u)\n", count, count);
- for (; count > 0; count--) {
- uint32_t attr;
-
- p_indent(level, frm);
-
- attr = get_u32(frm);
- printf("AttributeID: 0x%08x (%s)\n", attr, mediattr2str(attr));
-
- p_indent(level, frm);
-
- charset = get_u16(frm);
- printf("CharsetID: 0x%04x (%s)\n", charset,
- charset2str(charset));
-
- p_indent(level, frm);
-
- namelen = get_u8(frm);
- printf("AttributeLength: 0x%02x (%u)\n", namelen, namelen);
-
- p_indent(level, frm);
-
- printf("AttributeValue: ");
- for (; namelen > 0; namelen--) {
- uint8_t c = get_u8(frm);
- printf("%1c", isprint(c) ? c : '.');
- }
- printf("\n");
- }
+ avrcp_attribute_entry_list_dump(level, frm, count);
}
static void avrcp_get_folder_items_dump(int level, struct frame *frm,
@@ -1944,6 +1952,68 @@ response:
printf("Number of Items: 0x%04x (%u)", items, items);
}
+static void avrcp_get_item_attributes_dump(int level, struct frame *frm,
+ uint8_t hdr, uint16_t len)
+{
+ uint64_t uid;
+ uint32_t uidcounter;
+ uint8_t scope, count, status;
+
+ p_indent(level, frm);
+
+ if (hdr & 0x02)
+ goto response;
+
+ if (len < 12) {
+ printf("PDU Malformed\n");
+ raw_dump(level, frm);
+ return;
+ }
+
+ scope = get_u8(frm);
+ printf("Scope: 0x%02x (%s)\n", scope, scope2str(scope));
+
+ p_indent(level, frm);
+
+ uid = get_u64(frm);
+ printf("UID: 0x%16" PRIx64 " (%" PRIu64 ")\n", uid, uid);
+
+ p_indent(level, frm);
+
+ uidcounter = get_u16(frm);
+ printf("UIDCounter: 0x%04x (%u)\n", uidcounter, uidcounter);
+
+ p_indent(level, frm);
+
+ count = get_u32(frm);
+ printf("AttributeCount: 0x%04x (%u)", count, count);
+
+ for (; count > 0; count--) {
+ uint32_t attr;
+
+ p_indent(level, frm);
+
+ attr = get_u32(frm);
+ printf("AttributeID: 0x%08x (%s)\n", attr, mediattr2str(attr));
+ }
+
+ return;
+
+response:
+ status = get_u8(frm);
+ printf("Status: 0x%02x (%s)\n", status, error2str(status));
+
+ if (len == 1)
+ return;
+
+ p_indent(level, frm);
+
+ count = get_u32(frm);
+ printf("AttributeCount: 0x%04x (%u)", count, count);
+
+ avrcp_attribute_entry_list_dump(level, frm, count);
+}
+
static void avrcp_browsing_dump(int level, struct frame *frm, uint8_t hdr)
{
uint8_t pduid;
@@ -1971,6 +2041,9 @@ static void avrcp_browsing_dump(int level, struct frame *frm, uint8_t hdr)
case AVRCP_CHANGE_PATH:
avrcp_change_path_dump(level + 1, frm, hdr, len);
break;
+ case AVRCP_GET_ITEM_ATTRIBUTES:
+ avrcp_get_item_attributes_dump(level + 1, frm, hdr, len);
+ break;
default:
raw_dump(level, frm);
}
--
1.7.11.2
--
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