/*
* Set the address 2 value in a key. Remove the original from
* table, update the options and port values, insert the updated key.
*/
void
conversation_set_addr2(conversation_t *conv, const address *addr)
{
DISSECTOR_ASSERT_HINT(!(conv->options & CONVERSATION_TEMPLATE),
"Use the conversation_create_from_template function when the CONVERSATION_TEMPLATE bit is set in the options mask");
/*
* If the address 2 value is not wildcarded, don't set it.
*/
if (!(conv->options & NO_ADDR2))
return;
if (conv->options & NO_PORT2) {
conversation_remove_from_hashtable(conversation_hashtable_no_addr2_or_port2, conv);
} else {
conversation_remove_from_hashtable(conversation_hashtable_no_port2, conv);
}
conv->options &= ~NO_ADDR2;
SE_COPY_ADDRESS(&conv->key_ptr->addr2, addr);
if (conv->options & NO_PORT2) {
conversation_insert_into_hashtable(conversation_hashtable_no_port2, conv);
} else {
conversation_insert_into_hashtable(conversation_hashtable_exact, conv);
}
}
/*
* Set the address 2 value in a key. Remove the original from
* table, update the options and port values, insert the updated key.
*/
void
conversation_set_addr2(conversation_t *conv, const address *addr)
{
char* addr_str;
DISSECTOR_ASSERT_HINT(!(conv->options & CONVERSATION_TEMPLATE),
"Use the conversation_create_from_template function when the CONVERSATION_TEMPLATE bit is set in the options mask");
addr_str = address_to_str(NULL, addr);
DPRINT(("called for addr=%s", addr_str));
wmem_free(NULL, addr_str);
/*
* If the address 2 value is not wildcarded, don't set it.
*/
if (!(conv->options & NO_ADDR2))
return;
DINDENT();
if (conv->options & NO_PORT2) {
conversation_remove_from_hashtable(conversation_hashtable_no_addr2_or_port2, conv);
} else {
conversation_remove_from_hashtable(conversation_hashtable_no_port2, conv);
}
conv->options &= ~NO_ADDR2;
copy_address_wmem(wmem_file_scope(), &conv->key_ptr->addr2, addr);
if (conv->options & NO_PORT2) {
conversation_insert_into_hashtable(conversation_hashtable_no_port2, conv);
} else {
conversation_insert_into_hashtable(conversation_hashtable_exact, conv);
}
DENDENT();
}
/*
* Set the port 2 value in a key. Remove the original from table,
* update the options and port values, insert the updated key.
*/
void
conversation_set_port2(conversation_t *conv, const guint32 port)
{
DISSECTOR_ASSERT_HINT(!(conv->options & CONVERSATION_TEMPLATE),
"Use the conversation_create_from_template function when the CONVERSATION_TEMPLATE bit is set in the options mask");
/*
* If the port 2 value is not wildcarded, don't set it.
*/
if ((!(conv->options & NO_PORT2)) || (conv->options & NO_PORT2_FORCE))
return;
if (conv->options & NO_ADDR2) {
conversation_remove_from_hashtable(conversation_hashtable_no_addr2_or_port2, conv);
} else {
conversation_remove_from_hashtable(conversation_hashtable_no_port2, conv);
}
conv->options &= ~NO_PORT2;
conv->key_ptr->port2 = port;
if (conv->options & NO_ADDR2) {
conversation_insert_into_hashtable(conversation_hashtable_no_addr2, conv);
} else {
conversation_insert_into_hashtable(conversation_hashtable_exact, conv);
}
}
/*
* Function for AVP dissector.
*/
static void
dissect_avps(tvbuff_t *tvb, packet_info *pinfo, proto_tree *avp_tree)
{
gint offset;
guint16 avp_code;
guint16 avp_flags;
guint32 avp_length;
guint16 avp_type;
guint32 vendor_id;
guint32 avp_hdr_length;
guint32 avp_data_length, result_code;
guint32 padding;
gint32 buffer_length;
tvbuff_t *group_tvb;
tvbuff_t *eap_tvb;
tvbuff_t *encap_tvb;
proto_tree *single_avp_tree;
proto_tree *avp_eap_tree;
proto_tree *avp_encap_tree;
offset = 0;
buffer_length = tvb_reported_length(tvb);
/* Go through all AVPs */
while (buffer_length > 0) {
avp_code = tvb_get_ntohs(tvb, offset);
avp_flags = tvb_get_ntohs(tvb, offset + 2);
avp_data_length = tvb_get_ntohs(tvb, offset + 4);
/* Check AVP flags for vendor specific AVP */
if (avp_flags & PANA_AVP_FLAG_V) {
vendor_id = tvb_get_ntohl(tvb, 8);
avp_hdr_length = 12;
} else {
vendor_id = 0;
avp_hdr_length = 8;
}
avp_length = avp_hdr_length + avp_data_length;
/* Check AVP type */
avp_type = pana_avp_get_type(avp_code, vendor_id);
/* Check padding */
padding = (4 - (avp_length % 4)) % 4;
single_avp_tree = proto_tree_add_subtree_format(avp_tree, tvb, offset, avp_length + padding,
ett_pana_avp_info, NULL, "%s (%s) length: %d bytes (%d padded bytes)",
val_to_str(avp_code, avp_code_names, "Unknown (%d)"),
val_to_str(avp_type, avp_type_names, "Unknown (%d)"),
avp_length,
avp_length + padding);
/* AVP Code */
proto_tree_add_uint_format_value(single_avp_tree, hf_pana_avp_code, tvb,
offset, 2, avp_code, "%s (%u)",
val_to_str(avp_code, avp_code_names, "Unknown (%d)"),
avp_code);
offset += 2;
/* AVP Flags */
dissect_pana_avp_flags(single_avp_tree, tvb, offset, avp_flags);
offset += 2;
/* AVP Length */
proto_tree_add_item(single_avp_tree, hf_pana_avp_data_length, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Reserved */
proto_tree_add_item(single_avp_tree, hf_pana_avp_reserved, tvb, offset, 2, ENC_NA);
offset += 2;
if (avp_flags & PANA_AVP_FLAG_V) {
/* Vendor ID */
proto_tree_add_item(single_avp_tree, hf_pana_avp_vendorid, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
}
if (! (avp_flags & PANA_AVP_FLAG_V)) {
/* AVP Value */
switch(avp_type) {
case PANA_GROUPED: {
proto_tree *avp_group_tree;
avp_group_tree = proto_tree_add_subtree(single_avp_tree,
tvb, offset, avp_data_length,
ett_pana_avp, NULL, "Grouped AVP");
group_tvb = tvb_new_subset(tvb, offset,
MIN(avp_data_length, tvb_reported_length(tvb)-offset),
avp_data_length);
dissect_avps(group_tvb, pinfo, avp_group_tree);
break;
}
case PANA_UTF8STRING: {
proto_tree_add_item(single_avp_tree, hf_pana_avp_data_string, tvb,
offset, avp_data_length, ENC_UTF_8|ENC_NA);
break;
}
case PANA_OCTET_STRING: {
proto_tree_add_item(single_avp_tree, hf_pana_avp_data_bytes, tvb,
offset, avp_data_length, ENC_NA);
break;
}
case PANA_INTEGER32: {
proto_tree_add_item(single_avp_tree, hf_pana_avp_data_int32, tvb,
offset, 4, ENC_BIG_ENDIAN);
break;
}
case PANA_UNSIGNED32: {
proto_tree_add_item(single_avp_tree, hf_pana_avp_data_uint32, tvb,
offset, 4, ENC_BIG_ENDIAN);
break;
}
case PANA_INTEGER64: {
proto_tree_add_item(single_avp_tree, hf_pana_avp_data_int64, tvb,
offset, 8, ENC_BIG_ENDIAN);
break;
}
case PANA_UNSIGNED64: {
proto_tree_add_item(single_avp_tree, hf_pana_avp_data_uint64, tvb,
offset, 8, ENC_BIG_ENDIAN);
break;
}
case PANA_ENUMERATED: {
proto_tree_add_item(single_avp_tree, hf_pana_avp_data_enumerated, tvb,
offset, 4, ENC_BIG_ENDIAN);
break;
}
case PANA_RESULT_CODE: {
result_code = tvb_get_ntohl(tvb, offset);
proto_tree_add_uint_format(single_avp_tree, hf_pana_avp_code, tvb, offset, avp_data_length,
result_code, "Value: %d (%s)",
result_code,
val_to_str(result_code, avp_code_names, "Unknown (%d)"));
break;
}
case PANA_EAP: {
avp_eap_tree = proto_tree_add_subtree(single_avp_tree,
tvb, offset, avp_data_length,
ett_pana_avp, NULL, "AVP Value (EAP packet)");
eap_tvb = tvb_new_subset_length(tvb, offset, avp_data_length);
DISSECTOR_ASSERT_HINT(eap_handle, "EAP Dissector not available");
call_dissector(eap_handle, eap_tvb, pinfo, avp_eap_tree);
break;
}
case PANA_ENCAPSULATED: {
avp_encap_tree = proto_tree_add_subtree(single_avp_tree,
tvb, offset, avp_data_length,
ett_pana_avp, NULL, "AVP Value (PANA packet)");
encap_tvb = tvb_new_subset_length(tvb, offset, avp_data_length);
dissect_pana_pdu(encap_tvb, pinfo, avp_encap_tree);
break;
}
}
}
offset += avp_data_length + padding;
/* Update the buffer length */
buffer_length -= avp_length + padding;
}
}
static gint
dissect_adb_service(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data)
{
proto_item *main_item;
proto_tree *main_tree;
proto_item *sub_item;
proto_tree *sub_tree;
gint offset = 0;
adb_service_data_t *adb_service_data = (adb_service_data_t *) data;
const guint8 *service;
wmem_tree_key_t key[5];
wmem_tree_t *subtree;
guint32 i_key;
main_item = proto_tree_add_item(tree, proto_adb_service, tvb, offset, -1, ENC_NA);
main_tree = proto_item_add_subtree(main_item, ett_adb_service);
DISSECTOR_ASSERT(adb_service_data);
service = adb_service_data->service;
sub_item = proto_tree_add_string(main_tree, hf_service, tvb, offset, 0, service);
PROTO_ITEM_SET_GENERATED(sub_item);
if (g_strcmp0(service, "host:version") == 0) {
guint32 version;
guint32 data_length;
continuation_data_t *continuation_data;
DISSECTOR_ASSERT_HINT(adb_service_data->session_key_length + 1 <= sizeof(key) / sizeof(key[0]), "Tree session key is too small");
for (i_key = 0; i_key < adb_service_data->session_key_length; i_key += 1) {
key[i_key].length = 1;
key[i_key].key = &adb_service_data->session_key[i_key];
}
key[i_key].length = 0;
key[i_key].key = NULL;
subtree = (wmem_tree_t *) wmem_tree_lookup32_array(continuation_infos, key);
continuation_data = (subtree) ? (continuation_data_t *) wmem_tree_lookup32_le(subtree, pinfo->num) : NULL;
if (continuation_data && continuation_data->completed_in_frame < pinfo->num)
continuation_data = NULL;
if (!continuation_data || (continuation_data && continuation_data->length_in_frame == pinfo->num))
offset = dissect_ascii_uint32(main_tree, hf_hex_ascii_length, ett_length, hf_length, tvb, offset, &data_length);
if (!pinfo->fd->flags.visited && !continuation_data && tvb_reported_length_remaining(tvb, offset) < 4) {
key[i_key].length = 1;
key[i_key++].key = &pinfo->num;
key[i_key].length = 0;
key[i_key].key = NULL;
continuation_data = wmem_new(wmem_file_scope(), continuation_data_t);
continuation_data->length_in_frame = pinfo->num;
continuation_data->completed_in_frame = G_MAXUINT32;
continuation_data->length = data_length;
wmem_tree_insert32_array(continuation_infos, key, continuation_data);
continuation_data = NULL;
}
if (tvb_reported_length_remaining(tvb, offset) >= 4 ||
(continuation_data && continuation_data->completed_in_frame == pinfo->num)) {
if (!pinfo->fd->flags.visited && continuation_data) {
continuation_data->completed_in_frame = pinfo->num;
}
offset = dissect_ascii_uint32(main_tree, hf_hex_ascii_version, ett_version, hf_version, tvb, offset, &version);
col_append_fstr(pinfo->cinfo, COL_INFO, " Version=%u", version);
}
} else if (g_strcmp0(service, "host:devices") == 0 ||
g_strcmp0(service, "host:devices-l") == 0 ||
g_strcmp0(service, "host:track-devices") == 0) {
guint32 data_length;
offset = dissect_ascii_uint32(main_tree, hf_hex_ascii_length, ett_length, hf_length, tvb, offset, &data_length);
sub_item = proto_tree_add_item(main_tree, hf_devices, tvb, offset, -1, ENC_NA | ENC_ASCII);
if ((gint64) data_length < tvb_reported_length_remaining(tvb, offset)) {
expert_add_info(pinfo, sub_item, &ei_incomplete_message);
}
} else if (g_strcmp0(service, "host:get-state") == 0 ||
g_strcmp0(service, "host:get-serialno") == 0 ||
g_strcmp0(service, "host:get-devpath") == 0 ||
g_str_has_prefix(service, "connect:") ||
g_str_has_prefix(service, "disconnect:")) {
guint32 data_length;
offset = dissect_ascii_uint32(main_tree, hf_hex_ascii_length, ett_length, hf_length, tvb, offset, &data_length);
sub_item = proto_tree_add_item(main_tree, hf_result, tvb, offset, -1, ENC_NA | ENC_ASCII);
if ((gint64) data_length < tvb_reported_length_remaining(tvb, offset)) {
expert_add_info(pinfo, sub_item, &ei_incomplete_message);
}
} else if (g_str_has_prefix(service, "framebuffer:")) {
framebuffer_data_t *framebuffer_data = NULL;
DISSECTOR_ASSERT_HINT(adb_service_data->session_key_length + 1 <= sizeof(key) / sizeof(key[0]), "Tree session key is too small");
for (i_key = 0; i_key < adb_service_data->session_key_length; i_key += 1) {
key[i_key].length = 1;
key[i_key].key = &adb_service_data->session_key[i_key];
}
key[i_key].length = 0;
key[i_key].key = NULL;
subtree = (wmem_tree_t *) wmem_tree_lookup32_array(framebuffer_infos, key);
framebuffer_data = (subtree) ? (framebuffer_data_t *) wmem_tree_lookup32_le(subtree, pinfo->num) : NULL;
if (framebuffer_data && framebuffer_data->completed_in_frame < pinfo->num)
framebuffer_data = NULL;
if (!pinfo->fd->flags.visited && !framebuffer_data) {
key[i_key].length = 1;
key[i_key++].key = &pinfo->num;
key[i_key].length = 0;
key[i_key].key = NULL;
framebuffer_data = wmem_new(wmem_file_scope(), framebuffer_data_t);
framebuffer_data->data_in = pinfo->num;
framebuffer_data->current_size = 0;
framebuffer_data->completed_in_frame = G_MAXUINT32;
framebuffer_data->size = tvb_get_letohl(tvb, offset + 4 * 2);
framebuffer_data->red_offset = tvb_get_letohl(tvb, offset + 4 * 5);
framebuffer_data->red_length = tvb_get_letohl(tvb, offset + 4 * 6);
framebuffer_data->green_offset = tvb_get_letohl(tvb, offset + 4 * 7);
framebuffer_data->green_length = tvb_get_letohl(tvb, offset + 4 * 8);
framebuffer_data->blue_offset = tvb_get_letohl(tvb, offset + 4 * 9);
framebuffer_data->blue_length = tvb_get_letohl(tvb, offset + 4 * 10);
framebuffer_data->alpha_offset = tvb_get_letohl(tvb, offset + 4 * 11);
framebuffer_data->alpha_length = tvb_get_letohl(tvb, offset + 4 * 12);
wmem_tree_insert32_array(framebuffer_infos, key, framebuffer_data);
}
if (framebuffer_data && framebuffer_data->data_in == pinfo->num) {
proto_tree_add_item(main_tree, hf_framebuffer_version, tvb, offset, 4, ENC_LITTLE_ENDIAN);
offset += 4;
proto_tree_add_item(main_tree, hf_framebuffer_depth, tvb, offset, 4, ENC_LITTLE_ENDIAN);
offset += 4;
proto_tree_add_item(main_tree, hf_framebuffer_size, tvb, offset, 4, ENC_LITTLE_ENDIAN);
offset += 4;
proto_tree_add_item(main_tree, hf_framebuffer_width, tvb, offset, 4, ENC_LITTLE_ENDIAN);
offset += 4;
proto_tree_add_item(main_tree, hf_framebuffer_height, tvb, offset, 4, ENC_LITTLE_ENDIAN);
offset += 4;
proto_tree_add_item(main_tree, hf_framebuffer_red_offset, tvb, offset, 4, ENC_LITTLE_ENDIAN);
offset += 4;
proto_tree_add_item(main_tree, hf_framebuffer_red_length, tvb, offset, 4, ENC_LITTLE_ENDIAN);
offset += 4;
proto_tree_add_item(main_tree, hf_framebuffer_blue_offset, tvb, offset, 4, ENC_LITTLE_ENDIAN);
offset += 4;
proto_tree_add_item(main_tree, hf_framebuffer_blue_length, tvb, offset, 4, ENC_LITTLE_ENDIAN);
offset += 4;
proto_tree_add_item(main_tree, hf_framebuffer_green_offset, tvb, offset, 4, ENC_LITTLE_ENDIAN);
offset += 4;
proto_tree_add_item(main_tree, hf_framebuffer_green_length, tvb, offset, 4, ENC_LITTLE_ENDIAN);
offset += 4;
proto_tree_add_item(main_tree, hf_framebuffer_alpha_offset, tvb, offset, 4, ENC_LITTLE_ENDIAN);
offset += 4;
proto_tree_add_item(main_tree, hf_framebuffer_alpha_length, tvb, offset, 4, ENC_LITTLE_ENDIAN);
offset += 4;
}
if (tvb_reported_length_remaining(tvb, offset) > 0) {
sub_item = proto_tree_add_item(main_tree, hf_data, tvb, offset, -1, ENC_NA);
sub_tree = proto_item_add_subtree(sub_item, ett_data);
if (!pinfo->fd->flags.visited && framebuffer_data) {
framebuffer_data->current_size += tvb_captured_length_remaining(tvb, offset);
if (framebuffer_data->current_size >= framebuffer_data->size)
framebuffer_data->completed_in_frame = pinfo->num;
}
if (pref_dissect_more_detail_framebuffer) {
proto_item *pixel_item;
proto_tree *pixel_tree;
if (framebuffer_data &&
framebuffer_data->red_length == 5 &&
framebuffer_data->green_length == 6 &&
framebuffer_data->blue_length == 5 &&
framebuffer_data->red_offset == 11 &&
framebuffer_data->green_offset == 5 &&
framebuffer_data->blue_offset == 0) {
while (tvb_reported_length_remaining(tvb, offset) > 0) {
if (tvb_reported_length_remaining(tvb, offset) < 2) {
proto_tree_add_item(main_tree, hf_fragment, tvb, offset, -1, ENC_NA);
offset += 1;
}
pixel_item = proto_tree_add_item(sub_tree, hf_framebuffer_pixel, tvb, offset, 2, ENC_NA);
pixel_tree = proto_item_add_subtree(pixel_item, ett_pixel);
proto_tree_add_item(pixel_tree, hf_framebuffer_blue_5, tvb, offset, 2, ENC_LITTLE_ENDIAN);
proto_tree_add_item(pixel_tree, hf_framebuffer_green_6, tvb, offset, 2, ENC_LITTLE_ENDIAN);
proto_tree_add_item(pixel_tree, hf_framebuffer_red_5, tvb, offset, 2, ENC_LITTLE_ENDIAN);
offset += 2;
}
} else if (framebuffer_data &&
framebuffer_data->red_length == 8 &&
framebuffer_data->green_length == 8 &&
framebuffer_data->blue_length == 8 &&
(framebuffer_data->alpha_length == 0 ||
framebuffer_data->alpha_length == 8)) {
while (tvb_reported_length_remaining(tvb, offset) > 0) {
if (tvb_reported_length_remaining(tvb, offset) < 3 || (tvb_reported_length_remaining(tvb, offset) < 4 && framebuffer_data->alpha_offset > 0)) {
proto_tree_add_item(main_tree, hf_fragment, tvb, offset, -1, ENC_NA);
offset = tvb_captured_length(tvb);
break;
}
pixel_item = proto_tree_add_item(sub_tree, hf_framebuffer_pixel, tvb, offset, 3, ENC_NA);
pixel_tree = proto_item_add_subtree(pixel_item, ett_pixel);
proto_tree_add_item(pixel_tree, hf_framebuffer_red, tvb, offset + framebuffer_data->red_offset / 8, 1, ENC_LITTLE_ENDIAN);
proto_tree_add_item(pixel_tree, hf_framebuffer_green, tvb, offset + framebuffer_data->green_offset / 8, 1, ENC_LITTLE_ENDIAN);
proto_tree_add_item(pixel_tree, hf_framebuffer_blue, tvb, offset + framebuffer_data->blue_offset / 8, 1, ENC_LITTLE_ENDIAN);
if (framebuffer_data->alpha_offset > 0) {
if (framebuffer_data->alpha_length == 0)
proto_tree_add_item(pixel_tree, hf_framebuffer_unused, tvb, offset + framebuffer_data->alpha_offset / 8, 1, ENC_LITTLE_ENDIAN);
else
proto_tree_add_item(pixel_tree, hf_framebuffer_alpha, tvb, offset + framebuffer_data->alpha_offset / 8, 1, ENC_LITTLE_ENDIAN);
offset += 1;
proto_item_set_len(pixel_item, 4);
}
offset += 3;
}
} else {
offset = tvb_captured_length(tvb);
}
} else {
offset = tvb_captured_length(tvb);
}
}
} else if (g_strcmp0(service, "track-jdwp") == 0) {
guint32 data_length;
offset = dissect_ascii_uint32(main_tree, hf_hex_ascii_length, ett_length, hf_length, tvb, offset, &data_length);
if (tvb_reported_length_remaining(tvb, offset) > 0) {
sub_item = proto_tree_add_item(main_tree, hf_pids, tvb, offset, -1, ENC_NA | ENC_ASCII);
if ((gint64) data_length < tvb_reported_length_remaining(tvb, offset)) {
expert_add_info(pinfo, sub_item, &ei_incomplete_message);
}
}
offset = tvb_captured_length(tvb);
} else if ((g_strcmp0(service, "shell:export ANDROID_LOG_TAGS=\"\" ; exec logcat -B") == 0) ||
(g_strcmp0(service, "shell:logcat -B") == 0)) {
tvbuff_t *next_tvb;
tvbuff_t *new_tvb;
guint8 *buffer = NULL;
gint size = 0;
gint i_offset = offset;
gint old_offset;
gint i_char = 0;
guint8 c1;
guint8 c2 = '\0';
guint16 payload_length;
guint16 try_header_size;
gint logcat_length = 0;
fragment_t *fragment;
DISSECTOR_ASSERT_HINT(adb_service_data->session_key_length + 1 <= sizeof(key) / sizeof(key[0]), "Tree session key is too small");
for (i_key = 0; i_key < adb_service_data->session_key_length; i_key += 1) {
key[i_key].length = 1;
key[i_key].key = &adb_service_data->session_key[i_key];
}
key[i_key].length = 0;
key[i_key].key = NULL;
subtree = (wmem_tree_t *) wmem_tree_lookup32_array(fragments, key);
fragment = (subtree) ? (fragment_t *) wmem_tree_lookup32_le(subtree, pinfo->num - 1) : NULL;
if (fragment) {
if (!pinfo->fd->flags.visited && fragment->reassembled_in_frame == -1)
fragment->reassembled_in_frame = pinfo->num;
if (fragment->reassembled_in_frame == pinfo->num) {
size += fragment->length;
i_char += fragment->length;
}
}
size += tvb_reported_length_remaining(tvb, i_offset);
if (size > 0) {
buffer = (guint8 *) wmem_alloc(pinfo->pool, size);
if (fragment && i_char > 0)
memcpy(buffer, fragment->data, i_char);
if (i_char >= 1 && buffer[i_char - 1] == '\r' && tvb_get_guint8(tvb, i_offset) == '\n') {
buffer[i_char - 1] = '\n';
i_offset += 1;
}
c1 = tvb_get_guint8(tvb, i_offset);
i_offset += 1;
old_offset = i_offset;
while (tvb_reported_length_remaining(tvb, i_offset) > 0) {
c2 = tvb_get_guint8(tvb, i_offset);
if (c1 == '\r' && c2 == '\n') {
buffer[i_char] = c2;
if (tvb_reported_length_remaining(tvb, i_offset) > 1) {
c1 = tvb_get_guint8(tvb, i_offset + 1);
i_offset += 2;
i_char += 1;
} else {
i_offset += 1;
}
continue;
}
buffer[i_char] = c1;
c1 = c2;
i_char += 1;
i_offset += 1;
}
if (tvb_reported_length_remaining(tvb, old_offset) == 0) {
buffer[i_char] = c1;
i_char += 1;
} else if (tvb_reported_length_remaining(tvb, old_offset) > 0) {
buffer[i_char] = c2;
i_char += 1;
}
next_tvb = tvb_new_child_real_data(tvb, buffer, i_char, i_char);
add_new_data_source(pinfo, next_tvb, "Logcat");
i_offset = 0;
while (tvb_reported_length_remaining(next_tvb, i_offset) > 0) {
if (tvb_reported_length_remaining(next_tvb, i_offset) >= 4) {
payload_length = tvb_get_letohs(next_tvb, i_offset);
try_header_size = tvb_get_letohs(next_tvb, i_offset + 2);
if (try_header_size != 24)
logcat_length = payload_length + 20;
else
logcat_length = payload_length + 24;
}
if (tvb_reported_length_remaining(next_tvb, i_offset) >= 4 && tvb_reported_length_remaining(next_tvb, i_offset) >= logcat_length) {
new_tvb = tvb_new_subset_length(next_tvb, i_offset, logcat_length);
call_dissector(logcat_handle, new_tvb, pinfo, main_tree);
i_offset += logcat_length;
} else {
if (!pinfo->fd->flags.visited) {
DISSECTOR_ASSERT_HINT(adb_service_data->session_key_length + 2 <= sizeof(key) / sizeof(key[0]), "Tree session key is too small");
for (i_key = 0; i_key < adb_service_data->session_key_length; i_key += 1) {
key[i_key].length = 1;
key[i_key].key = &adb_service_data->session_key[i_key];
}
key[i_key].length = 1;
key[i_key++].key = &pinfo->num;
key[i_key].length = 0;
key[i_key].key = NULL;
fragment = wmem_new(wmem_file_scope(), fragment_t);
fragment->length = tvb_captured_length_remaining(next_tvb, i_offset);
fragment->data = (guint8 *) wmem_alloc(wmem_file_scope(), fragment->length);
tvb_memcpy(next_tvb, fragment->data, i_offset, fragment->length);
fragment->reassembled_in_frame = -1;
wmem_tree_insert32_array(fragments, key, fragment);
}
proto_tree_add_item(main_tree, hf_fragment, next_tvb, i_offset, -1, ENC_NA);
i_offset = tvb_captured_length(next_tvb);
}
}
}
offset = tvb_captured_length(tvb);
} else if (g_str_has_prefix(service, "shell:")) {
if (adb_service_data->direction == P2P_DIR_SENT) {
proto_tree_add_item(main_tree, hf_stdin, tvb, offset, -1, ENC_NA | ENC_ASCII);
col_append_fstr(pinfo->cinfo, COL_INFO, " Stdin=<%s>", tvb_format_text_wsp(wmem_packet_scope(), tvb, offset, tvb_captured_length_remaining(tvb, offset)));
} else {
proto_tree_add_item(main_tree, hf_stdout, tvb, offset, -1, ENC_NA | ENC_ASCII);
col_append_fstr(pinfo->cinfo, COL_INFO, " Stdout=<%s>", tvb_format_text_wsp(wmem_packet_scope(), tvb, offset, tvb_captured_length_remaining(tvb, offset)));
}
offset = tvb_captured_length(tvb);
} else if (g_str_has_prefix(service, "jdwp:")) {
/* TODO */
proto_tree_add_item(main_tree, hf_data, tvb, offset, -1, ENC_NA);
offset = tvb_captured_length(tvb);
} else if (g_str_has_prefix(service, "sync:")) {
/* TODO */
proto_tree_add_item(main_tree, hf_data, tvb, offset, -1, ENC_NA);
offset = tvb_captured_length(tvb);
} else if (g_strcmp0(service, "host:list-forward") == 0 ||
g_str_has_prefix(service, "root:") ||
g_str_has_prefix(service, "remount:") ||
g_str_has_prefix(service, "tcpip:") ||
g_str_has_prefix(service, "usb:")) {
if (tvb_reported_length_remaining(tvb, offset)) {
proto_tree_add_item(main_tree, hf_result, tvb, offset, -1, ENC_NA | ENC_ASCII);
col_append_fstr(pinfo->cinfo, COL_INFO, " Result=<%s>", tvb_format_text_wsp(wmem_packet_scope(), tvb, offset, tvb_captured_length_remaining(tvb, offset)));
offset = tvb_captured_length(tvb);
}
} else {
proto_tree_add_item(main_tree, hf_data, tvb, offset, -1, ENC_NA);
offset = tvb_captured_length(tvb);
}
return offset;
}
