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https://git.kernel.org/pub/scm/bluetooth/bluez.git
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hcidump: Add parsing for GetFolderItems PDU
This commit is contained in:
Luiz Augusto von Dentz
Marcel Holtmann
parent
03bdfd7e20
commit
7d8b062ee9
@ -31,6 +31,7 @@
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <inttypes.h>
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#include "parser.h"
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@ -179,6 +180,12 @@
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#define AVRCP_PLAY_STATUS_REV_SEEK 0x04
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#define AVRCP_PLAY_STATUS_ERROR 0xFF
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/* media scope */
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#define AVRCP_MEDIA_PLAYER_LIST 0x00
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#define AVRCP_MEDIA_PLAYER_VFS 0x01
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#define AVRCP_MEDIA_SEARCH 0x02
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#define AVRCP_MEDIA_NOW_PLAYING 0x03
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static struct avrcp_continuing {
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uint16_t num;
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uint16_t size;
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@ -1207,6 +1214,7 @@ response:
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uid = get_u16(frm);
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printf("PlayerID: 0x%04x (%u)\n", uid, uid);
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p_indent(level, frm);
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uid = get_u16(frm);
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@ -1499,6 +1507,384 @@ static const char *subunit2str(uint8_t subunit)
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}
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}
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static const char *scope2str(uint8_t scope)
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{
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switch (scope) {
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case AVRCP_MEDIA_PLAYER_LIST:
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return "Media Player List";
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case AVRCP_MEDIA_PLAYER_VFS:
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return "Media Player Virtual Filesystem";
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case AVRCP_MEDIA_SEARCH:
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return "Search";
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case AVRCP_MEDIA_NOW_PLAYING:
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return "Now Playing";
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default:
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return "Unknown";
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}
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}
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static const char *playertype2str(uint8_t type)
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{
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switch (type & 0x0F) {
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case 0x01:
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return "Audio";
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case 0x02:
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return "Video";
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case 0x03:
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return "Audio, Video";
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case 0x04:
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return "Audio Broadcasting";
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case 0x05:
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return "Audio, Audio Broadcasting";
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case 0x06:
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return "Video, Audio Broadcasting";
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case 0x07:
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return "Audio, Video, Audio Broadcasting";
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case 0x08:
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return "Video Broadcasting";
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case 0x09:
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return "Audio, Video Broadcasting";
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case 0x0A:
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return "Video, Video Broadcasting";
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case 0x0B:
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return "Audio, Video, Video Broadcasting";
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case 0x0C:
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return "Audio Broadcasting, Video Broadcasting";
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case 0x0D:
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return "Audio, Audio Broadcasting, Video Broadcasting";
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case 0x0E:
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return "Video, Audio Broadcasting, Video Broadcasting";
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case 0x0F:
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return "Audio, Video, Audio Broadcasting, Video Broadcasting";
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}
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return "None";
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}
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static const char *playersubtype2str(uint32_t subtype)
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{
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switch (subtype & 0x03) {
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case 0x01:
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return "Audio Book";
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case 0x02:
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return "Podcast";
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case 0x03:
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return "Audio Book, Podcast";
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}
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return "None";
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}
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static void avrcp_media_player_item_dump(int level, struct frame *frm,
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uint16_t len)
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{
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uint16_t id, charset;
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uint8_t type, status, namelen;
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uint32_t subtype;
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uint64_t features[2];
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p_indent(level, frm);
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if (len < 28) {
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printf("PDU Malformed\n");
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raw_dump(level, frm);
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return;
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}
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id = get_u16(frm);
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printf("PlayerID: 0x%04x (%u)\n", id, id);
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p_indent(level, frm);
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type = get_u8(frm);
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printf("PlayerType: 0x%04x (%s)\n", type, playertype2str(type));
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p_indent(level, frm);
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subtype = get_u32(frm);
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printf("PlayerSubtype: 0x%08x (%s)\n", subtype,
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playersubtype2str(subtype));
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p_indent(level, frm);
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status = get_u8(frm);
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printf("PlayStatus: 0x%02x (%s)\n", status, playstatus2str(status));
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p_indent(level, frm);
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get_u128(frm, &features[0], &features[1]);
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printf("Features: 0x%16" PRIx64 "%16" PRIx64 "\n", features[1],
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features[0]);
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p_indent(level, frm);
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charset = get_u16(frm);
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printf("CharsetID: 0x%04x (%s)\n", charset, charset2str(charset));
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p_indent(level, frm);
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namelen = get_u8(frm);
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printf("NameLength: 0x%02x (%u)\n", namelen, namelen);
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p_indent(level, frm);
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printf("Name: ");
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for (; namelen > 0; namelen--) {
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uint8_t c = get_u8(frm);
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printf("%1c", isprint(c) ? c : '.');
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}
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printf("\n");
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}
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static const char *foldertype2str(uint8_t type)
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{
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switch (type) {
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case 0x00:
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return "Mixed";
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case 0x01:
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return "Titles";
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case 0x02:
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return "Albuns";
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case 0x03:
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return "Artists";
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case 0x04:
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return "Genres";
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case 0x05:
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return "Playlists";
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case 0x06:
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return "Years";
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}
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return "Reserved";
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}
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static void avrcp_folder_item_dump(int level, struct frame *frm, uint16_t len)
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{
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uint8_t type, playable, namelen;
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uint16_t charset;
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uint64_t uid;
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p_indent(level, frm);
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if (len < 14) {
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printf("PDU Malformed\n");
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raw_dump(level, frm);
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return;
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}
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uid = get_u64(frm);
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printf("FolderUID: 0x%16" PRIx64 " (%" PRIu64 ")\n", uid, uid);
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p_indent(level, frm);
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type = get_u8(frm);
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printf("FolderType: 0x%02x (%s)\n", type, foldertype2str(type));
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p_indent(level, frm);
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playable = get_u8(frm);
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printf("IsPlayable: 0x%02x (%s)\n", playable,
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playable & 0x01 ? "True" : "False");
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p_indent(level, frm);
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charset = get_u16(frm);
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printf("CharsetID: 0x%04x (%s)\n", charset, charset2str(charset));
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p_indent(level, frm);
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namelen = get_u8(frm);
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printf("NameLength: 0x%02x (%u)\n", namelen, namelen);
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p_indent(level, frm);
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printf("Name: ");
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for (; namelen > 0; namelen--) {
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uint8_t c = get_u8(frm);
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printf("%1c", isprint(c) ? c : '.');
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}
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printf("\n");
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}
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static const char *elementtype2str(uint8_t type)
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{
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switch (type) {
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case 0x00:
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return "Audio";
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case 0x01:
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return "Video";
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}
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return "Reserved";
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}
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static void avrcp_media_element_item_dump(int level, struct frame *frm,
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uint16_t len)
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{
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uint64_t uid;
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uint16_t charset;
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uint8_t type, namelen, count;
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if (len < 14) {
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printf("PDU Malformed\n");
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raw_dump(level, frm);
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return;
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}
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uid = get_u64(frm);
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printf("ElementUID: 0x%16" PRIx64 " (%" PRIu64 ")\n", uid, uid);
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p_indent(level, frm);
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type = get_u8(frm);
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printf("ElementType: 0x%02x (%s)\n", type, elementtype2str(type));
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p_indent(level, frm);
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charset = get_u16(frm);
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printf("CharsetID: 0x%04x (%s)\n", charset, charset2str(charset));
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p_indent(level, frm);
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namelen = get_u8(frm);
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printf("NameLength: 0x%02x (%u)\n", namelen, namelen);
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p_indent(level, frm);
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printf("Name: ");
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for (; namelen > 0; namelen--) {
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uint8_t c = get_u8(frm);
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printf("%1c", isprint(c) ? c : '.');
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}
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printf("\n");
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p_indent(level, frm);
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count = get_u8(frm);
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printf("AttributeCount: 0x%02x (%u)\n", count, count);
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for (; count > 0; count--) {
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uint32_t attr;
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p_indent(level, frm);
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attr = get_u32(frm);
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printf("AttributeID: 0x%08x (%s)\n", attr, mediattr2str(attr));
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p_indent(level, frm);
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charset = get_u16(frm);
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printf("CharsetID: 0x%04x (%s)\n", charset,
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charset2str(charset));
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p_indent(level, frm);
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namelen = get_u8(frm);
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printf("AttributeLength: 0x%02x (%u)\n", namelen, namelen);
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p_indent(level, frm);
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printf("AttributeValue: ");
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for (; namelen > 0; namelen--) {
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uint8_t c = get_u8(frm);
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printf("%1c", isprint(c) ? c : '.');
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}
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printf("\n");
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}
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}
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static void avrcp_get_folder_items_dump(int level, struct frame *frm,
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uint8_t hdr, uint16_t len)
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{
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uint8_t scope, count, status;
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uint32_t start, end;
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uint16_t uid, num;
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p_indent(level, frm);
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if (hdr & 0x02)
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goto response;
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if (len < 10) {
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printf("PDU Malformed\n");
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raw_dump(level, frm);
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return;
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}
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scope = get_u8(frm);
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printf("Scope: 0x%02x (%s)\n", scope, scope2str(scope));
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p_indent(level, frm);
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start = get_u32(frm);
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printf("StartItem: 0x%08x (%u)\n", start, start);
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p_indent(level, frm);
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end = get_u32(frm);
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printf("EndItem: 0x%08x (%u)\n", end, end);
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p_indent(level, frm);
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count = get_u8(frm);
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printf("AttributeCount: 0x%02x (%u)\n", count, count);
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for (; count > 0; count--) {
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uint32_t attr;
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p_indent(level, frm);
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attr = get_u32(frm);
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printf("AttributeID: 0x%08x (%s)\n", attr, mediattr2str(attr));
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}
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return;
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response:
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status = get_u8(frm);
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printf("Status: 0x%02x (%s)\n", status, error2str(status));
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if (len == 1)
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return;
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p_indent(level, frm);
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uid = get_u16(frm);
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printf("UIDCounter: 0x%04x (%u)\n", uid, uid);
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p_indent(level, frm);
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num = get_u16(frm);
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printf("Number of Items: 0x%04x (%u)\n", num, num);
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for (; num > 0; num--) {
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uint8_t type;
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uint16_t len;
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p_indent(level, frm);
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type = get_u8(frm);
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len = get_u16(frm);
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switch (type) {
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case 0x01:
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printf("Item: 0x01 (Media Player)) ");
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printf("Length: 0x%04x (%u)\n", len, len);
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avrcp_media_player_item_dump(level, frm, len);
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break;
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case 0x02:
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printf("Item: 0x02 (Folder) ");
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printf("Length: 0x%04x (%u)\n", len, len);
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avrcp_folder_item_dump(level, frm, len);
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break;
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case 0x03:
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printf("Item: 0x03 (Media Element) ");
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printf("Length: 0x%04x (%u)\n", len, len);
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avrcp_media_element_item_dump(level, frm, len);
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break;
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}
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}
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}
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static void avrcp_browsing_dump(int level, struct frame *frm, uint8_t hdr)
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{
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uint8_t pduid;
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@ -1520,6 +1906,9 @@ static void avrcp_browsing_dump(int level, struct frame *frm, uint8_t hdr)
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case AVRCP_SET_BROWSED_PLAYER:
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avrcp_set_browsed_player_dump(level + 1, frm, hdr, len);
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break;
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case AVRCP_GET_FOLDER_ITEMS:
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avrcp_get_folder_items_dump(level + 1, frm, hdr, len);
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break;
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default:
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raw_dump(level, frm);
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}
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