This patch adds parsing and display of BT 3.0+HS signaling
v2 - updates to match revised a2mp.h from bluez
Peter Krystad (5):
Add L2CAP Create/Move channel definitions
Add A2MP definitions
Add parsing of L2CAP Create/Move Channel signals
Add parsing of A2MP signals
Minor cleanup of indentation in output
lib/a2mp.h | 137 +++++++++++++++
lib/l2cap.h | 44 +++++
parser/hci.c | 15 +-
parser/l2cap.c | 495 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
parser/parser.h | 1 +
src/hcidump.c | 1 +
6 files changed, 688 insertions(+), 5 deletions(-)
create mode 100644 lib/a2mp.h
--
1.7.7
--
Peter Krystad
Employee of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum
On Wed, Nov 02, 2011 at 05:56:52PM -0700, Peter Krystad wrote:
> This patch adds parsing and display of BT 3.0+HS signaling
>
> v2 - updates to match revised a2mp.h from bluez
Those patches looks OK except my comments for parsing "A2MP signals"
patch.
ack
Best regards
Andrei Emeltchenko
>
> Peter Krystad (5):
> Add L2CAP Create/Move channel definitions
> Add A2MP definitions
> Add parsing of L2CAP Create/Move Channel signals
> Add parsing of A2MP signals
> Minor cleanup of indentation in output
>
> lib/a2mp.h | 137 +++++++++++++++
> lib/l2cap.h | 44 +++++
> parser/hci.c | 15 +-
> parser/l2cap.c | 495 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
> parser/parser.h | 1 +
> src/hcidump.c | 1 +
> 6 files changed, 688 insertions(+), 5 deletions(-)
> create mode 100644 lib/a2mp.h
>
> --
> 1.7.7
>
> --
> Peter Krystad
> Employee of Qualcomm Innovation Center, Inc.
> Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum
> --
> To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in
> the body of a message to [email protected]
> More majordomo info at http://vger.kernel.org/majordomo-info.html
Hi Peter,
On Wed, Nov 02, 2011 at 05:56:56PM -0700, Peter Krystad wrote:
> ---
> parser/l2cap.c | 398 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
> parser/parser.h | 1 +
> src/hcidump.c | 1 +
> 3 files changed, 400 insertions(+), 0 deletions(-)
>
> diff --git a/parser/l2cap.c b/parser/l2cap.c
> index 1a4c288..ebe693d 100644
> --- a/parser/l2cap.c
> +++ b/parser/l2cap.c
> @@ -37,6 +37,7 @@
> #include "parser/sdp.h"
> #include "lib/hci.h"
> #include "lib/l2cap.h"
> +#include "lib/a2mp.h"
>
> typedef struct {
> uint16_t handle;
> @@ -269,6 +270,16 @@ static char *reason2str(uint16_t reason)
> }
> }
>
> +static char *a2mpreason2str(uint16_t reason)
> +{
> + switch (reason) {
> + case A2MP_COMMAND_NOT_RECOGNIZED:
> + return "Command not recognized";
> + default:
> + return "Reserved";
> + }
> +}
> +
> static char *connresult2str(uint16_t result)
> {
> switch (result) {
> @@ -409,6 +420,88 @@ static char *supervisory2str(uint8_t supervisory)
> }
> }
>
> +static char *ampctrltype2str(uint8_t type)
> +{
> + switch (type) {
> + case AMP_CTRL_BR_EDR:
> + return "BR-EDR";
> + case AMP_CTRL_802_11:
> + return "802.11 AMP";
> + default:
> + return "Reserved";
> + }
> +}
> +
> +static char *ampctrlstatus2str(uint8_t status)
> +{
> + switch (status) {
> + case AMP_CTRL_POWERED_DOWN:
> + return "Powered down";
> + case AMP_CTRL_BLUETOOTH_ONLY:
> + return "Bluetooth only";
> + case AMP_CTRL_NO_CAPACITY:
> + return "No capacity";
> + case AMP_CTRL_LOW_CAPACITY:
> + return "Low capacity";
> + case AMP_CTRL_MEDIUM_CAPACITY:
> + return "Medium capacity";
> + case AMP_CTRL_HIGH_CAPACITY:
> + return "High capacity";
> + case AMP_CTRL_FULL_CAPACITY:
> + return "Full capacity";
> + default:
> + return "Reserved";
> +
> + }
> +}
> +
> +static char *a2mpstatus2str(uint8_t status)
> +{
> + switch (status) {
> + case A2MP_STATUS_SUCCESS:
> + return "Success";
> + case A2MP_STATUS_INVALID_CTRL_ID:
> + return "Invalid Controller ID";
> + default:
> + return "Reserved";
> + }
> +}
> +
> +static char *a2mpcplstatus2str(uint8_t status)
> +{
> + switch (status) {
> + case A2MP_STATUS_SUCCESS:
> + return "Success";
> + case A2MP_STATUS_INVALID_CTRL_ID:
> + return "Invalid Controller ID";
> + case A2MP_STATUS_UNABLE_START_LINK_CREATION:
> + return "Failed - Unable to start link creation";
> + case A2MP_STATUS_COLLISION_OCCURED:
> + return "Failed - Collision occured";
> + case A2MP_STATUS_DISCONN_REQ_RECVD:
> + return "Failed - Disconnect physical link received";
> + case A2MP_STATUS_PHYS_LINK_EXISTS:
> + return "Failed - Physical link already exists";
> + case A2MP_STATUS_SECURITY_VIOLATION:
> + return "Failed - Security violation";
> + default:
> + return "Reserved";
> + }
> +}
> +
> +static char *a2mpdplstatus2str(uint8_t status)
> +{
> + switch (status) {
> + case A2MP_STATUS_SUCCESS:
> + return "Success";
> + case A2MP_STATUS_INVALID_CTRL_ID:
> + return "Invalid Controller ID";
> + case A2MP_STATUS_NO_PHYSICAL_LINK_EXISTS:
> + return "Failed - No Physical Link exists";
> + default:
> + return "Reserved";
> + }
> +}
>
> static inline void command_rej(int level, struct frame *frm)
> {
> @@ -941,6 +1034,241 @@ static inline void move_cfm_rsp(int level, l2cap_cmd_hdr *cmd, struct frame *frm
> printf("Move cfm rsp: icid 0x%4.4x\n", icid);
> }
>
> +static inline void a2mp_command_rej(int level, struct frame *frm)
> +{
> + struct a2mp_command_rej *h = frm->ptr;
> + uint16_t reason = btohs(h->reason);
> +
> + if (p_filter(FILT_A2MP))
> + return;
You seems to filter for each a2mp command, maybe it is better to put
filter before switch?
> +
> + printf("Command Reject: reason %d\n", reason);
> + p_indent(level + 1, frm);
> + printf("%s\n", a2mpreason2str(reason));
> +}
> +
> +static inline void a2mp_discover_req(int level, struct frame *frm, uint16_t len)
> +{
> + struct a2mp_discover_req *h = frm->ptr;
> + uint16_t mtu = btohs(h->mtu);
> + uint8_t *octet = (uint8_t *)&(h->mask);
> + uint16_t mask;
> + uint8_t extension;
> +
> + if (p_filter(FILT_A2MP))
> + return;
> +
> + printf("Discover req: mtu/mps %d ", mtu);
> + len -= 2;
> +
> + printf("mask:");
> +
> + do {
> + len -= 2;
> + mask = btohs(*(uint16_t *)(&octet[0]));
> + printf(" 0x%4.4x", mask);
> +
> + extension = octet[1] & 0x80;
> + octet += 2;
> + } while ((extension != 0) && (len >= 2));
> +
> + printf("\n");
> +}
> +
> +static inline void a2mp_ctrl_list_dump(int level, struct a2mp_ctrl *list, uint16_t len)
> +{
> + if (p_filter(FILT_A2MP))
> + return;
> +
> + p_indent(level, 0);
> + printf("Controller list:\n");
> +
> + while (len >= 3) {
> + p_indent(level + 1, 0);
> + printf("id %d type %d (%s) status 0x%2.2x (%s)\n",
> + list->id, list->type, ampctrltype2str(list->type), list->status, ampctrlstatus2str(list->status));
> + list++;
> + len -= 3;
> + }
> +
> +}
> +
> +static inline void a2mp_discover_rsp(int level, struct frame *frm, uint16_t len)
> +{
> + struct a2mp_discover_rsp *h = frm->ptr;
> + uint16_t mtu = btohs(h->mtu);
> + uint8_t *octet = (uint8_t *)&(h->mask);
> + uint16_t mask;
> + uint8_t extension;
> +
> + if (p_filter(FILT_A2MP))
> + return;
> +
> + printf("Discover rsp: mtu/mps %d ", mtu);
> + len -= 2;
> +
> + printf("mask:");
> +
> + do {
> + len -= 2;
> + mask = btohs(*(uint16_t *)(&octet[0]));
> + printf(" 0x%4.4x", mask);
> +
> + extension = octet[1] & 0x80;
> + octet += 2;
> + } while ((extension != 0) && (len >= 2));
> +
> + printf("\n");
> +
> + if (len >= 3) {
> + a2mp_ctrl_list_dump(level + 1, (struct a2mp_ctrl *) octet, len);
> + }
> +}
> +
> +static inline void a2mp_change_notify(int level, struct frame *frm, uint16_t len)
> +{
> + struct a2mp_ctrl *list = frm->ptr;
> +
> + if (p_filter(FILT_A2MP))
> + return;
> +
> + printf("Change Notify\n");
> +
> + if (len >= 3) {
> + a2mp_ctrl_list_dump(level + 1, list, len);
> + }
> +}
> +
> +static inline void a2mp_change_rsp(int level, struct frame *frm)
> +{
> + if (p_filter(FILT_A2MP))
> + return;
> +
> + printf("Change Response\n");
> +}
> +
> +static inline void a2mp_info_req(int level, struct frame *frm)
> +{
> + struct a2mp_info_req *h = frm->ptr;
> +
> + if (p_filter(FILT_A2MP))
> + return;
> +
> + printf("Get Info req: id %d\n", h->id);
> +}
> +
> +static inline void a2mp_info_rsp(int level, struct frame *frm)
> +{
> + struct a2mp_info_rsp *h = frm->ptr;
> +
> + if (p_filter(FILT_A2MP))
> + return;
> +
> + printf("Get Info rsp: id %d status %d (%s)\n",
> + h->id, h->status, a2mpstatus2str(h->status));
> +
> + p_indent(level + 1, frm);
> + printf("Total bandwidth %d\n", btohl(h->total_bw));
> + p_indent(level + 1, frm);
> + printf("Max guaranteed bandwidth %d\n", btohl(h->max_bw));
> + p_indent(level + 1, frm);
> + printf("Min latency %d\n", btohl(h->min_latency));
> + p_indent(level + 1, frm);
> + printf("Pal capabilities 0x%4.4x\n", btohs(h->pal_caps));
> + p_indent(level + 1, frm);
> + printf("Assoc size %d\n", btohs(h->assoc_size));
> +}
> +
> +static inline void a2mp_assoc_req(int level, struct frame *frm)
> +{
> + struct a2mp_info_req *h = frm->ptr;
> +
> + if (p_filter(FILT_A2MP))
> + return;
> +
> + printf("Get AMP Assoc req: id %d\n", h->id);
> +}
> +
> +static inline void a2mp_assoc_dump(int level, uint8_t *assoc, uint16_t len)
> +{
> + int i;
> +
> + if (p_filter(FILT_A2MP))
> + return;
> +
> + p_indent(level, 0);
> + printf("Assoc data:");
> + for (i = 0; i < len; i++) {
> + if (!(i%16)) {
> + printf("\n");
> + p_indent(level+1, 0);
> + }
> + printf("%2.2x ",*assoc++);
> + }
> + printf("\n");
> +}
> +
> +static inline void a2mp_assoc_rsp(int level, struct frame *frm, uint16_t len)
> +{
> + struct a2mp_assoc_rsp *h = frm->ptr;
> +
> + if (p_filter(FILT_A2MP))
> + return;
> +
> + printf("Get AMP Assoc rsp: id %d status (%d) %s \n",
> + h->id, h->status, a2mpstatus2str(h->status));
> + a2mp_assoc_dump(level + 1, (uint8_t *) &h->assoc_data, len - 2);
> +}
> +
> +static inline void a2mp_create_req(int level, struct frame *frm, uint16_t len)
> +{
> + struct a2mp_create_req *h = frm->ptr;
> +
> + if (p_filter(FILT_A2MP))
> + return;
> +
> + printf("Create Physical Link req: local id %d remote id %d\n",
> + h->local_id, h->remote_id);
> + a2mp_assoc_dump(level + 1, (uint8_t *) &h->assoc_data, len - 2);
> +}
> +
> +static inline void a2mp_create_rsp(int level, struct frame *frm)
> +{
> + struct a2mp_create_rsp *h = frm->ptr;
> +
> + if (p_filter(FILT_A2MP))
> + return;
> +
> + printf("Create Physical Link rsp: local id %d remote id %d status %d\n",
> + h->local_id, h->remote_id, h->status);
> + p_indent(level+1, 0);
> + printf("%s\n", a2mpcplstatus2str(h->status));
> +}
> +
> +static inline void a2mp_disconn_req(int level, struct frame *frm)
> +{
> + struct a2mp_disconn_req *h = frm->ptr;
> +
> + if (p_filter(FILT_A2MP))
> + return;
> +
> + printf("Disconnect Physical Link req: local id %d remote id %d\n",
> + h->local_id, h->remote_id);
> +}
> +
> +static inline void a2mp_disconn_rsp(int level, struct frame *frm)
> +{
> + struct a2mp_create_rsp *h = frm->ptr;
> +
> + if (p_filter(FILT_A2MP))
> + return;
> +
> + printf("Disconnect Physical Link rsp: local id %d remote id %d status %d\n",
> + h->local_id, h->remote_id, h->status);
> + p_indent(level+1, 0);
> + printf("%s\n", a2mpdplstatus2str(h->status));
> +}
> +
> static void l2cap_parse(int level, struct frame *frm)
> {
> l2cap_hdr *hdr = (void *)frm->ptr;
> @@ -1061,6 +1389,76 @@ static void l2cap_parse(int level, struct frame *frm)
> p_indent(level, frm);
> printf("L2CAP(c): len %d psm %d\n", dlen, psm);
> raw_dump(level, frm);
> + } else if ((cid == 0x3) && (frm->len > 4)) {
> +
> + /* Adjust for extra ERTM control bytes */
> + frm->ptr += 2;
> + frm->len -= 2;
> +
> + while (frm->len >= A2MP_HDR_SIZE) {
> + struct a2mp_hdr *hdr = frm->ptr;
> +
> + frm->ptr += A2MP_HDR_SIZE;
> + frm->len -= A2MP_HDR_SIZE;
> +
> + if (!p_filter(FILT_A2MP)) {
> + p_indent(level, frm);
> + printf("A2MP: ");
> + }
skip switch when filtering?
Best regards
Andrei Emeltchenko
> + switch (hdr->code) {
> + case A2MP_COMMAND_REJ:
> + a2mp_command_rej(level, frm);
> + break;
> + case A2MP_DISCOVER_REQ:
> + a2mp_discover_req(level, frm, hdr->len);
> + break;
> + case A2MP_DISCOVER_RSP:
> + a2mp_discover_rsp(level, frm, hdr->len);
> + break;
> + case A2MP_CHANGE_NOTIFY:
> + a2mp_change_notify(level, frm, hdr->len);
> + break;
> + case A2MP_CHANGE_RSP:
> + a2mp_change_rsp(level, frm);
> + break;
> + case A2MP_INFO_REQ:
> + a2mp_info_req(level, frm);
> + break;
> + case A2MP_INFO_RSP:
> + a2mp_info_rsp(level, frm);
> + break;
> + case A2MP_ASSOC_REQ:
> + a2mp_assoc_req(level, frm);
> + break;
> + case A2MP_ASSOC_RSP:
> + a2mp_assoc_rsp(level, frm, hdr->len);
> + break;
> + case A2MP_CREATE_REQ:
> + a2mp_create_req(level, frm, hdr->len);
> + break;
> + case A2MP_CREATE_RSP:
> + a2mp_create_rsp(level, frm);
> + break;
> + case A2MP_DISCONN_REQ:
> + a2mp_disconn_req(level, frm);
> + break;
> + case A2MP_DISCONN_RSP:
> + a2mp_disconn_rsp(level, frm);
> + break;
> + default:
> + if (p_filter(FILT_A2MP))
> + break;
> + printf("code 0x%2.2x ident %d len %d\n",
> + hdr->code, hdr->ident, btohs(hdr->len));
> + raw_dump(level, frm);
> + }
> +
> + if (frm->len > btohs(hdr->len)) {
> + frm->len -= btohs(hdr->len);
> + frm->ptr += btohs(hdr->len);
> + } else
> + frm->len = 0;
> + }
> } else if (cid == 0x04) {
> if (!p_filter(FILT_ATT))
> att_dump(level, frm);
> diff --git a/parser/parser.h b/parser/parser.h
> index e975808..22d18c3 100644
> --- a/parser/parser.h
> +++ b/parser/parser.h
> @@ -80,6 +80,7 @@ struct frame {
> #define FILT_AVCTP 0x0800
> #define FILT_ATT 0x1000
> #define FILT_SMP 0x2000
> +#define FILT_A2MP 0x4000
>
> #define FILT_OBEX 0x00010000
> #define FILT_CAPI 0x00020000
> diff --git a/src/hcidump.c b/src/hcidump.c
> index 0c13360..2513c7c 100644
> --- a/src/hcidump.c
> +++ b/src/hcidump.c
> @@ -802,6 +802,7 @@ static struct {
> { "hci", FILT_HCI },
> { "sco", FILT_SCO },
> { "l2cap", FILT_L2CAP },
> + { "a2mp", FILT_A2MP },
> { "rfcomm", FILT_RFCOMM },
> { "sdp", FILT_SDP },
> { "bnep", FILT_BNEP },
> --
> 1.7.7
>
> --
> Peter Krystad
> Employee of Qualcomm Innovation Center, Inc.
> Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum
> --
> To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in
> the body of a message to [email protected]
> More majordomo info at http://vger.kernel.org/majordomo-info.html
---
lib/l2cap.h | 44 ++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 44 insertions(+), 0 deletions(-)
diff --git a/lib/l2cap.h b/lib/l2cap.h
index 3880551..23a14a5 100644
--- a/lib/l2cap.h
+++ b/lib/l2cap.h
@@ -82,6 +82,12 @@ struct l2cap_conninfo {
#define L2CAP_ECHO_RSP 0x09
#define L2CAP_INFO_REQ 0x0a
#define L2CAP_INFO_RSP 0x0b
+#define L2CAP_CREATE_REQ 0x0c
+#define L2CAP_CREATE_RSP 0x0d
+#define L2CAP_MOVE_REQ 0x0e
+#define L2CAP_MOVE_RSP 0x0f
+#define L2CAP_MOVE_CFM 0x10
+#define L2CAP_MOVE_CFM_RSP 0x11
/* L2CAP extended feature mask */
#define L2CAP_FEAT_FLOWCTL 0x00000001
@@ -270,6 +276,44 @@ typedef struct {
#define L2CAP_IR_SUCCESS 0x0000
#define L2CAP_IR_NOTSUPP 0x0001
+typedef struct {
+ uint16_t psm;
+ uint16_t scid;
+ uint8_t id;
+} __attribute__ ((packed)) l2cap_create_req;
+#define L2CAP_CREATE_REQ_SIZE 5
+
+typedef struct {
+ uint16_t dcid;
+ uint16_t scid;
+ uint16_t result;
+ uint16_t status;
+} __attribute__ ((packed)) l2cap_create_rsp;
+#define L2CAP_CREATE_RSP_SIZE 8
+
+typedef struct {
+ uint16_t icid;
+ uint8_t id;
+} __attribute__ ((packed)) l2cap_move_req;
+#define L2CAP_MOVE_REQ_SIZE 3
+
+typedef struct {
+ uint16_t icid;
+ uint16_t result;
+} __attribute__ ((packed)) l2cap_move_rsp;
+#define L2CAP_MOVE_RSP_SIZE 4
+
+typedef struct {
+ uint16_t icid;
+ uint16_t result;
+} __attribute__ ((packed)) l2cap_move_cfm;
+#define L2CAP_MOVE_CFM_SIZE 4
+
+typedef struct {
+ uint16_t icid;
+} __attribute__ ((packed)) l2cap_move_cfm_rsp;
+#define L2CAP_MOVE_CFM_RSP_SIZE 2
+
#ifdef __cplusplus
}
#endif
--
1.7.7
--
Peter Krystad
Employee of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum
Minor indentation cleanup and fix display of physical link key
---
parser/hci.c | 15 ++++++++++-----
1 files changed, 10 insertions(+), 5 deletions(-)
diff --git a/parser/hci.c b/parser/hci.c
index a0e3034..e459e9e 100644
--- a/parser/hci.c
+++ b/parser/hci.c
@@ -1124,12 +1124,11 @@ static inline void create_physical_link_dump(int level, struct frame *frm)
int i;
p_indent(level, frm);
-
printf("handle %d key length %d key type %d\n",
cp->handle, cp->key_length, cp->key_type);
+ p_indent(level, frm);
printf("key ");
-
- for (i = 0; i < cp->key_length && cp->key_length < 32; i++)
+ for (i = 0; i < cp->key_length && cp->key_length <= 32; i++)
printf("%2.2x", cp->key[i]);
printf("\n");
}
@@ -1140,12 +1139,16 @@ static inline void create_logical_link_dump(int level, struct frame *frm)
int i;
p_indent(level, frm);
-
printf("handle %d\n", cp->handle);
+
+ p_indent(level, frm);
printf("tx_flow ");
for (i = 0; i < 16; i++)
printf("%2.2x", cp->tx_flow[i]);
- printf("\nrx_flow ");
+ printf("\n");
+
+ p_indent(level, frm);
+ printf("rx_flow ");
for (i = 0; i < 16; i++)
printf("%2.2x", cp->rx_flow[i]);
printf("\n");
@@ -2605,6 +2608,8 @@ static inline void read_local_amp_assoc_dump(int level, struct frame *frm)
p_indent(level, frm);
printf("Error: %s\n", status2str(rp->status));
} else {
+ p_indent(level, frm);
+ printf("assoc data");
for (i = 0; i < len; i++) {
if (!(i % 16)) {
printf("\n");
--
1.7.7
--
Peter Krystad
Employee of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum
---
parser/l2cap.c | 398 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
parser/parser.h | 1 +
src/hcidump.c | 1 +
3 files changed, 400 insertions(+), 0 deletions(-)
diff --git a/parser/l2cap.c b/parser/l2cap.c
index 1a4c288..ebe693d 100644
--- a/parser/l2cap.c
+++ b/parser/l2cap.c
@@ -37,6 +37,7 @@
#include "parser/sdp.h"
#include "lib/hci.h"
#include "lib/l2cap.h"
+#include "lib/a2mp.h"
typedef struct {
uint16_t handle;
@@ -269,6 +270,16 @@ static char *reason2str(uint16_t reason)
}
}
+static char *a2mpreason2str(uint16_t reason)
+{
+ switch (reason) {
+ case A2MP_COMMAND_NOT_RECOGNIZED:
+ return "Command not recognized";
+ default:
+ return "Reserved";
+ }
+}
+
static char *connresult2str(uint16_t result)
{
switch (result) {
@@ -409,6 +420,88 @@ static char *supervisory2str(uint8_t supervisory)
}
}
+static char *ampctrltype2str(uint8_t type)
+{
+ switch (type) {
+ case AMP_CTRL_BR_EDR:
+ return "BR-EDR";
+ case AMP_CTRL_802_11:
+ return "802.11 AMP";
+ default:
+ return "Reserved";
+ }
+}
+
+static char *ampctrlstatus2str(uint8_t status)
+{
+ switch (status) {
+ case AMP_CTRL_POWERED_DOWN:
+ return "Powered down";
+ case AMP_CTRL_BLUETOOTH_ONLY:
+ return "Bluetooth only";
+ case AMP_CTRL_NO_CAPACITY:
+ return "No capacity";
+ case AMP_CTRL_LOW_CAPACITY:
+ return "Low capacity";
+ case AMP_CTRL_MEDIUM_CAPACITY:
+ return "Medium capacity";
+ case AMP_CTRL_HIGH_CAPACITY:
+ return "High capacity";
+ case AMP_CTRL_FULL_CAPACITY:
+ return "Full capacity";
+ default:
+ return "Reserved";
+
+ }
+}
+
+static char *a2mpstatus2str(uint8_t status)
+{
+ switch (status) {
+ case A2MP_STATUS_SUCCESS:
+ return "Success";
+ case A2MP_STATUS_INVALID_CTRL_ID:
+ return "Invalid Controller ID";
+ default:
+ return "Reserved";
+ }
+}
+
+static char *a2mpcplstatus2str(uint8_t status)
+{
+ switch (status) {
+ case A2MP_STATUS_SUCCESS:
+ return "Success";
+ case A2MP_STATUS_INVALID_CTRL_ID:
+ return "Invalid Controller ID";
+ case A2MP_STATUS_UNABLE_START_LINK_CREATION:
+ return "Failed - Unable to start link creation";
+ case A2MP_STATUS_COLLISION_OCCURED:
+ return "Failed - Collision occured";
+ case A2MP_STATUS_DISCONN_REQ_RECVD:
+ return "Failed - Disconnect physical link received";
+ case A2MP_STATUS_PHYS_LINK_EXISTS:
+ return "Failed - Physical link already exists";
+ case A2MP_STATUS_SECURITY_VIOLATION:
+ return "Failed - Security violation";
+ default:
+ return "Reserved";
+ }
+}
+
+static char *a2mpdplstatus2str(uint8_t status)
+{
+ switch (status) {
+ case A2MP_STATUS_SUCCESS:
+ return "Success";
+ case A2MP_STATUS_INVALID_CTRL_ID:
+ return "Invalid Controller ID";
+ case A2MP_STATUS_NO_PHYSICAL_LINK_EXISTS:
+ return "Failed - No Physical Link exists";
+ default:
+ return "Reserved";
+ }
+}
static inline void command_rej(int level, struct frame *frm)
{
@@ -941,6 +1034,241 @@ static inline void move_cfm_rsp(int level, l2cap_cmd_hdr *cmd, struct frame *frm
printf("Move cfm rsp: icid 0x%4.4x\n", icid);
}
+static inline void a2mp_command_rej(int level, struct frame *frm)
+{
+ struct a2mp_command_rej *h = frm->ptr;
+ uint16_t reason = btohs(h->reason);
+
+ if (p_filter(FILT_A2MP))
+ return;
+
+ printf("Command Reject: reason %d\n", reason);
+ p_indent(level + 1, frm);
+ printf("%s\n", a2mpreason2str(reason));
+}
+
+static inline void a2mp_discover_req(int level, struct frame *frm, uint16_t len)
+{
+ struct a2mp_discover_req *h = frm->ptr;
+ uint16_t mtu = btohs(h->mtu);
+ uint8_t *octet = (uint8_t *)&(h->mask);
+ uint16_t mask;
+ uint8_t extension;
+
+ if (p_filter(FILT_A2MP))
+ return;
+
+ printf("Discover req: mtu/mps %d ", mtu);
+ len -= 2;
+
+ printf("mask:");
+
+ do {
+ len -= 2;
+ mask = btohs(*(uint16_t *)(&octet[0]));
+ printf(" 0x%4.4x", mask);
+
+ extension = octet[1] & 0x80;
+ octet += 2;
+ } while ((extension != 0) && (len >= 2));
+
+ printf("\n");
+}
+
+static inline void a2mp_ctrl_list_dump(int level, struct a2mp_ctrl *list, uint16_t len)
+{
+ if (p_filter(FILT_A2MP))
+ return;
+
+ p_indent(level, 0);
+ printf("Controller list:\n");
+
+ while (len >= 3) {
+ p_indent(level + 1, 0);
+ printf("id %d type %d (%s) status 0x%2.2x (%s)\n",
+ list->id, list->type, ampctrltype2str(list->type), list->status, ampctrlstatus2str(list->status));
+ list++;
+ len -= 3;
+ }
+
+}
+
+static inline void a2mp_discover_rsp(int level, struct frame *frm, uint16_t len)
+{
+ struct a2mp_discover_rsp *h = frm->ptr;
+ uint16_t mtu = btohs(h->mtu);
+ uint8_t *octet = (uint8_t *)&(h->mask);
+ uint16_t mask;
+ uint8_t extension;
+
+ if (p_filter(FILT_A2MP))
+ return;
+
+ printf("Discover rsp: mtu/mps %d ", mtu);
+ len -= 2;
+
+ printf("mask:");
+
+ do {
+ len -= 2;
+ mask = btohs(*(uint16_t *)(&octet[0]));
+ printf(" 0x%4.4x", mask);
+
+ extension = octet[1] & 0x80;
+ octet += 2;
+ } while ((extension != 0) && (len >= 2));
+
+ printf("\n");
+
+ if (len >= 3) {
+ a2mp_ctrl_list_dump(level + 1, (struct a2mp_ctrl *) octet, len);
+ }
+}
+
+static inline void a2mp_change_notify(int level, struct frame *frm, uint16_t len)
+{
+ struct a2mp_ctrl *list = frm->ptr;
+
+ if (p_filter(FILT_A2MP))
+ return;
+
+ printf("Change Notify\n");
+
+ if (len >= 3) {
+ a2mp_ctrl_list_dump(level + 1, list, len);
+ }
+}
+
+static inline void a2mp_change_rsp(int level, struct frame *frm)
+{
+ if (p_filter(FILT_A2MP))
+ return;
+
+ printf("Change Response\n");
+}
+
+static inline void a2mp_info_req(int level, struct frame *frm)
+{
+ struct a2mp_info_req *h = frm->ptr;
+
+ if (p_filter(FILT_A2MP))
+ return;
+
+ printf("Get Info req: id %d\n", h->id);
+}
+
+static inline void a2mp_info_rsp(int level, struct frame *frm)
+{
+ struct a2mp_info_rsp *h = frm->ptr;
+
+ if (p_filter(FILT_A2MP))
+ return;
+
+ printf("Get Info rsp: id %d status %d (%s)\n",
+ h->id, h->status, a2mpstatus2str(h->status));
+
+ p_indent(level + 1, frm);
+ printf("Total bandwidth %d\n", btohl(h->total_bw));
+ p_indent(level + 1, frm);
+ printf("Max guaranteed bandwidth %d\n", btohl(h->max_bw));
+ p_indent(level + 1, frm);
+ printf("Min latency %d\n", btohl(h->min_latency));
+ p_indent(level + 1, frm);
+ printf("Pal capabilities 0x%4.4x\n", btohs(h->pal_caps));
+ p_indent(level + 1, frm);
+ printf("Assoc size %d\n", btohs(h->assoc_size));
+}
+
+static inline void a2mp_assoc_req(int level, struct frame *frm)
+{
+ struct a2mp_info_req *h = frm->ptr;
+
+ if (p_filter(FILT_A2MP))
+ return;
+
+ printf("Get AMP Assoc req: id %d\n", h->id);
+}
+
+static inline void a2mp_assoc_dump(int level, uint8_t *assoc, uint16_t len)
+{
+ int i;
+
+ if (p_filter(FILT_A2MP))
+ return;
+
+ p_indent(level, 0);
+ printf("Assoc data:");
+ for (i = 0; i < len; i++) {
+ if (!(i%16)) {
+ printf("\n");
+ p_indent(level+1, 0);
+ }
+ printf("%2.2x ",*assoc++);
+ }
+ printf("\n");
+}
+
+static inline void a2mp_assoc_rsp(int level, struct frame *frm, uint16_t len)
+{
+ struct a2mp_assoc_rsp *h = frm->ptr;
+
+ if (p_filter(FILT_A2MP))
+ return;
+
+ printf("Get AMP Assoc rsp: id %d status (%d) %s \n",
+ h->id, h->status, a2mpstatus2str(h->status));
+ a2mp_assoc_dump(level + 1, (uint8_t *) &h->assoc_data, len - 2);
+}
+
+static inline void a2mp_create_req(int level, struct frame *frm, uint16_t len)
+{
+ struct a2mp_create_req *h = frm->ptr;
+
+ if (p_filter(FILT_A2MP))
+ return;
+
+ printf("Create Physical Link req: local id %d remote id %d\n",
+ h->local_id, h->remote_id);
+ a2mp_assoc_dump(level + 1, (uint8_t *) &h->assoc_data, len - 2);
+}
+
+static inline void a2mp_create_rsp(int level, struct frame *frm)
+{
+ struct a2mp_create_rsp *h = frm->ptr;
+
+ if (p_filter(FILT_A2MP))
+ return;
+
+ printf("Create Physical Link rsp: local id %d remote id %d status %d\n",
+ h->local_id, h->remote_id, h->status);
+ p_indent(level+1, 0);
+ printf("%s\n", a2mpcplstatus2str(h->status));
+}
+
+static inline void a2mp_disconn_req(int level, struct frame *frm)
+{
+ struct a2mp_disconn_req *h = frm->ptr;
+
+ if (p_filter(FILT_A2MP))
+ return;
+
+ printf("Disconnect Physical Link req: local id %d remote id %d\n",
+ h->local_id, h->remote_id);
+}
+
+static inline void a2mp_disconn_rsp(int level, struct frame *frm)
+{
+ struct a2mp_create_rsp *h = frm->ptr;
+
+ if (p_filter(FILT_A2MP))
+ return;
+
+ printf("Disconnect Physical Link rsp: local id %d remote id %d status %d\n",
+ h->local_id, h->remote_id, h->status);
+ p_indent(level+1, 0);
+ printf("%s\n", a2mpdplstatus2str(h->status));
+}
+
static void l2cap_parse(int level, struct frame *frm)
{
l2cap_hdr *hdr = (void *)frm->ptr;
@@ -1061,6 +1389,76 @@ static void l2cap_parse(int level, struct frame *frm)
p_indent(level, frm);
printf("L2CAP(c): len %d psm %d\n", dlen, psm);
raw_dump(level, frm);
+ } else if ((cid == 0x3) && (frm->len > 4)) {
+
+ /* Adjust for extra ERTM control bytes */
+ frm->ptr += 2;
+ frm->len -= 2;
+
+ while (frm->len >= A2MP_HDR_SIZE) {
+ struct a2mp_hdr *hdr = frm->ptr;
+
+ frm->ptr += A2MP_HDR_SIZE;
+ frm->len -= A2MP_HDR_SIZE;
+
+ if (!p_filter(FILT_A2MP)) {
+ p_indent(level, frm);
+ printf("A2MP: ");
+ }
+ switch (hdr->code) {
+ case A2MP_COMMAND_REJ:
+ a2mp_command_rej(level, frm);
+ break;
+ case A2MP_DISCOVER_REQ:
+ a2mp_discover_req(level, frm, hdr->len);
+ break;
+ case A2MP_DISCOVER_RSP:
+ a2mp_discover_rsp(level, frm, hdr->len);
+ break;
+ case A2MP_CHANGE_NOTIFY:
+ a2mp_change_notify(level, frm, hdr->len);
+ break;
+ case A2MP_CHANGE_RSP:
+ a2mp_change_rsp(level, frm);
+ break;
+ case A2MP_INFO_REQ:
+ a2mp_info_req(level, frm);
+ break;
+ case A2MP_INFO_RSP:
+ a2mp_info_rsp(level, frm);
+ break;
+ case A2MP_ASSOC_REQ:
+ a2mp_assoc_req(level, frm);
+ break;
+ case A2MP_ASSOC_RSP:
+ a2mp_assoc_rsp(level, frm, hdr->len);
+ break;
+ case A2MP_CREATE_REQ:
+ a2mp_create_req(level, frm, hdr->len);
+ break;
+ case A2MP_CREATE_RSP:
+ a2mp_create_rsp(level, frm);
+ break;
+ case A2MP_DISCONN_REQ:
+ a2mp_disconn_req(level, frm);
+ break;
+ case A2MP_DISCONN_RSP:
+ a2mp_disconn_rsp(level, frm);
+ break;
+ default:
+ if (p_filter(FILT_A2MP))
+ break;
+ printf("code 0x%2.2x ident %d len %d\n",
+ hdr->code, hdr->ident, btohs(hdr->len));
+ raw_dump(level, frm);
+ }
+
+ if (frm->len > btohs(hdr->len)) {
+ frm->len -= btohs(hdr->len);
+ frm->ptr += btohs(hdr->len);
+ } else
+ frm->len = 0;
+ }
} else if (cid == 0x04) {
if (!p_filter(FILT_ATT))
att_dump(level, frm);
diff --git a/parser/parser.h b/parser/parser.h
index e975808..22d18c3 100644
--- a/parser/parser.h
+++ b/parser/parser.h
@@ -80,6 +80,7 @@ struct frame {
#define FILT_AVCTP 0x0800
#define FILT_ATT 0x1000
#define FILT_SMP 0x2000
+#define FILT_A2MP 0x4000
#define FILT_OBEX 0x00010000
#define FILT_CAPI 0x00020000
diff --git a/src/hcidump.c b/src/hcidump.c
index 0c13360..2513c7c 100644
--- a/src/hcidump.c
+++ b/src/hcidump.c
@@ -802,6 +802,7 @@ static struct {
{ "hci", FILT_HCI },
{ "sco", FILT_SCO },
{ "l2cap", FILT_L2CAP },
+ { "a2mp", FILT_A2MP },
{ "rfcomm", FILT_RFCOMM },
{ "sdp", FILT_SDP },
{ "bnep", FILT_BNEP },
--
1.7.7
--
Peter Krystad
Employee of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum
---
lib/a2mp.h | 137 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 137 insertions(+), 0 deletions(-)
create mode 100644 lib/a2mp.h
diff --git a/lib/a2mp.h b/lib/a2mp.h
new file mode 100644
index 0000000..ce4bf53
--- /dev/null
+++ b/lib/a2mp.h
@@ -0,0 +1,137 @@
+/*
+ *
+ * BlueZ - Bluetooth protocol stack for Linux
+ *
+ * Copyright (C) 2010-2011 Code Aurora Forum. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef __A2MP_H
+#define __A2MP_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* A2MP Protocol */
+
+/* A2MP command codes */
+
+#define A2MP_COMMAND_REJ 0x01
+#define A2MP_DISCOVER_REQ 0x02
+#define A2MP_DISCOVER_RSP 0x03
+#define A2MP_CHANGE_NOTIFY 0x04
+#define A2MP_CHANGE_RSP 0x05
+#define A2MP_INFO_REQ 0x06
+#define A2MP_INFO_RSP 0x07
+#define A2MP_ASSOC_REQ 0x08
+#define A2MP_ASSOC_RSP 0x09
+#define A2MP_CREATE_REQ 0x0a
+#define A2MP_CREATE_RSP 0x0b
+#define A2MP_DISCONN_REQ 0x0c
+#define A2MP_DISCONN_RSP 0x0d
+
+struct a2mp_hdr {
+ uint8_t code;
+ uint8_t ident;
+ uint16_t len;
+} __attribute__ ((packed));
+#define A2MP_HDR_SIZE 4
+
+struct a2mp_command_rej {
+ uint16_t reason;
+} __attribute__ ((packed));
+
+struct a2mp_discover_req {
+ uint16_t mtu;
+ uint16_t mask;
+} __attribute__ ((packed));
+
+struct a2mp_ctrl {
+ uint8_t id;
+ uint8_t type;
+ uint8_t status;
+} __attribute__ ((packed));
+
+struct a2mp_discover_rsp {
+ uint16_t mtu;
+ uint16_t mask;
+ struct a2mp_ctrl ctrl_list[0];
+} __attribute__ ((packed));
+
+struct a2mp_info_req {
+ uint8_t id;
+} __attribute__ ((packed));
+
+struct a2mp_info_rsp {
+ uint8_t id;
+ uint8_t status;
+ uint32_t total_bw;
+ uint32_t max_bw;
+ uint32_t min_latency;
+ uint16_t pal_caps;
+ uint16_t assoc_size;
+} __attribute__ ((packed));
+
+struct a2mp_assoc_rsp {
+ uint8_t id;
+ uint8_t status;
+ uint8_t assoc_data[0];
+} __attribute__ ((packed));
+
+struct a2mp_create_req {
+ uint8_t local_id;
+ uint8_t remote_id;
+ uint8_t assoc_data[0];
+} __attribute__ ((packed));
+
+struct a2mp_create_rsp {
+ uint8_t local_id;
+ uint8_t remote_id;
+ uint8_t status;
+} __attribute__ ((packed));
+
+struct a2mp_disconn_req {
+ uint8_t local_id;
+ uint8_t remote_id;
+} __attribute__ ((packed));
+
+#define A2MP_COMMAND_NOT_RECOGNIZED 0x0000
+
+/* AMP controller type */
+#define AMP_CTRL_BR_EDR 0x00
+#define AMP_CTRL_802_11 0x01
+
+/* AMP controller status */
+#define AMP_CTRL_POWERED_DOWN 0x00
+#define AMP_CTRL_BLUETOOTH_ONLY 0x01
+#define AMP_CTRL_NO_CAPACITY 0x02
+#define AMP_CTRL_LOW_CAPACITY 0x03
+#define AMP_CTRL_MEDIUM_CAPACITY 0x04
+#define AMP_CTRL_HIGH_CAPACITY 0x05
+#define AMP_CTRL_FULL_CAPACITY 0x06
+
+/* A2MP response status */
+#define A2MP_STATUS_SUCCESS 0x00
+#define A2MP_STATUS_INVALID_CTRL_ID 0x01
+#define A2MP_STATUS_UNABLE_START_LINK_CREATION 0x02
+#define A2MP_STATUS_NO_PHYSICAL_LINK_EXISTS 0x02
+#define A2MP_STATUS_COLLISION_OCCURED 0x03
+#define A2MP_STATUS_DISCONN_REQ_RECVD 0x04
+#define A2MP_STATUS_PHYS_LINK_EXISTS 0x05
+#define A2MP_STATUS_SECURITY_VIOLATION 0x06
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __A2MP_H */
--
1.7.7
--
Peter Krystad
Employee of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum
---
parser/l2cap.c | 97 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 97 insertions(+), 0 deletions(-)
diff --git a/parser/l2cap.c b/parser/l2cap.c
index 696456a..1a4c288 100644
--- a/parser/l2cap.c
+++ b/parser/l2cap.c
@@ -409,6 +409,7 @@ static char *supervisory2str(uint8_t supervisory)
}
}
+
static inline void command_rej(int level, struct frame *frm)
{
l2cap_cmd_rej *h = frm->ptr;
@@ -868,6 +869,78 @@ static void l2cap_ctrl_parse(int level, struct frame *frm, uint32_t ctrl)
printf(" F-bit");
}
+static inline void create_req(int level, l2cap_cmd_hdr *cmd, struct frame *frm)
+{
+ l2cap_create_req *h = frm->ptr;
+ uint16_t psm = btohs(h->psm);
+ uint16_t scid = btohs(h->scid);
+
+ if (p_filter(FILT_L2CAP))
+ return;
+
+ printf("Create req: psm %d scid 0x%4.4x id %d\n", psm, scid, h->id);
+}
+
+static inline void create_rsp(int level, l2cap_cmd_hdr *cmd, struct frame *frm)
+{
+ l2cap_create_rsp *h = frm->ptr;
+ uint16_t scid = btohs(h->scid);
+ uint16_t dcid = btohs(h->dcid);
+ uint16_t result = btohs(h->result);
+ uint16_t status = btohs(h->status);
+
+ if (p_filter(FILT_L2CAP))
+ return;
+
+ printf("Create rsp: dcid 0x%4.4x scid 0x%4.4x result %d status %d\n", dcid, scid, result, status);
+}
+
+static inline void move_req(int level, l2cap_cmd_hdr *cmd, struct frame *frm)
+{
+ l2cap_move_req *h = frm->ptr;
+ uint16_t icid = btohs(h->icid);
+
+ if (p_filter(FILT_L2CAP))
+ return;
+
+ printf("Move req: icid 0x%4.4x id %d\n", icid, h->id);
+}
+
+static inline void move_rsp(int level, l2cap_cmd_hdr *cmd, struct frame *frm)
+{
+ l2cap_move_rsp *h = frm->ptr;
+ uint16_t icid = btohs(h->icid);
+ uint16_t result = btohs(h->result);
+
+ if (p_filter(FILT_L2CAP))
+ return;
+
+ printf("Move rsp: icid 0x%4.4x result %d\n", icid, result);
+}
+
+static inline void move_cfm(int level, l2cap_cmd_hdr *cmd, struct frame *frm)
+{
+ l2cap_move_cfm *h = frm->ptr;
+ uint16_t icid = btohs(h->icid);
+ uint16_t result = btohs(h->result);
+
+ if (p_filter(FILT_L2CAP))
+ return;
+
+ printf("Move cfm: icid 0x%4.4x result %d\n", icid, result);
+}
+
+static inline void move_cfm_rsp(int level, l2cap_cmd_hdr *cmd, struct frame *frm)
+{
+ l2cap_move_cfm_rsp *h = frm->ptr;
+ uint16_t icid = btohs(h->icid);
+
+ if (p_filter(FILT_L2CAP))
+ return;
+
+ printf("Move cfm rsp: icid 0x%4.4x\n", icid);
+}
+
static void l2cap_parse(int level, struct frame *frm)
{
l2cap_hdr *hdr = (void *)frm->ptr;
@@ -937,6 +1010,30 @@ static void l2cap_parse(int level, struct frame *frm)
info_rsp(level, hdr, frm);
break;
+ case L2CAP_CREATE_REQ:
+ create_req(level, hdr, frm);
+ break;
+
+ case L2CAP_CREATE_RSP:
+ create_rsp(level, hdr, frm);
+ break;
+
+ case L2CAP_MOVE_REQ:
+ move_req(level, hdr, frm);
+ break;
+
+ case L2CAP_MOVE_RSP:
+ move_rsp(level, hdr, frm);
+ break;
+
+ case L2CAP_MOVE_CFM:
+ move_cfm(level, hdr, frm);
+ break;
+
+ case L2CAP_MOVE_CFM_RSP:
+ move_cfm_rsp(level, hdr, frm);
+ break;
+
default:
if (p_filter(FILT_L2CAP))
break;
--
1.7.7
--
Peter Krystad
Employee of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum
Hi all,
On Wed, Nov 02, 2011 at 05:56:52PM -0700, Peter Krystad wrote:
> This patch adds parsing and display of BT 3.0+HS signaling
>
> v2 - updates to match revised a2mp.h from bluez
What is the status with these patches? Do I understand it correctly that
the license for one patch with definitions (GPL v2 only) prevents it to be
applied?
Peter could you change license so that all user-space code have the same
license? Otherwise we could use hardcoded values of course ....
Best regards
Andrei Emeltchenko
>
> Peter Krystad (5):
> Add L2CAP Create/Move channel definitions
> Add A2MP definitions
> Add parsing of L2CAP Create/Move Channel signals
> Add parsing of A2MP signals
> Minor cleanup of indentation in output
>
> lib/a2mp.h | 137 +++++++++++++++
> lib/l2cap.h | 44 +++++
> parser/hci.c | 15 +-
> parser/l2cap.c | 495 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
> parser/parser.h | 1 +
> src/hcidump.c | 1 +
> 6 files changed, 688 insertions(+), 5 deletions(-)
> create mode 100644 lib/a2mp.h
>
> --
> 1.7.7
>
> --
> Peter Krystad
> Employee of Qualcomm Innovation Center, Inc.
> Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum
> --
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