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Commit 74c2ef3a authored by Hansong Zhang's avatar Hansong Zhang Committed by android-build-merger
Browse files

Rootcanal HCI HAL: Set read from socket blocking am: 0e49715b 

am: 6bf01a99

Change-Id: I25708f7d58fc498d476e7468cde781621e3ee1bc
parents 6d96267b 6bf01a99

system/gd/hal/hci_hal_host_rootcanal.cc

+18 −7
Original line number Diff line number Diff line
@@ -17,10 +17,11 @@ 
#include "hal/hci_hal_host_rootcanal.h"

#include "hal/hci_hal.h"



#include <csignal>

#include <fcntl.h>

#include <netdb.h>

#include <sys/socket.h>

#include <sys/types.h>

#include <unistd.h>

#include <csignal>

#include <mutex>

#include <queue>
@@ -71,8 +72,11 @@ int ConnectToRootCanal(const std::string& server, int port) { 
    return INVALID_FD;

  }



  int flags = fcntl(socket_fd, F_GETFL, NULL);

  int ret = fcntl(socket_fd, F_SETFL, flags | O_NONBLOCK);

  timeval socket_timeout{

      .tv_sec = 3,

      .tv_usec = 0,

  };

  int ret = setsockopt(socket_fd, SOL_SOCKET, SO_RCVTIMEO, &socket_timeout, sizeof(socket_timeout));

  if (ret == -1) {

    LOG_ERROR("can't control socket fd: %s", strerror(errno));

    return INVALID_FD;
@@ -199,12 +203,14 @@ class HciHalHostRootcanal : public HciHal { 


    if (buf[0] == kH4Event) {

      RUN_NO_INTR(received_size = recv(sock_fd_, buf + kH4HeaderSize, kHciEvtHeaderSize, 0));

      ASSERT_LOG(received_size != -1, "Can't receive from socket: %s", strerror(errno));

      ASSERT_LOG(received_size == kHciEvtHeaderSize, "malformed HCI event header received");



      uint8_t hci_evt_parameter_total_length = buf[2];

      ssize_t payload_size;

      RUN_NO_INTR(payload_size =

                      recv(sock_fd_, buf + kH4HeaderSize + kHciEvtHeaderSize, hci_evt_parameter_total_length, 0));

      ASSERT_LOG(payload_size != -1, "Can't receive from socket: %s", strerror(errno));

      ASSERT_LOG(payload_size == hci_evt_parameter_total_length,

                 "malformed HCI event total parameter size received: %zu != %d", payload_size,

                 hci_evt_parameter_total_length);
@@ -217,12 +223,14 @@ class HciHalHostRootcanal : public HciHal { 
    }



    if (buf[0] == kH4Acl) {

      received_size = recv(sock_fd_, buf + kH4HeaderSize, kHciAclHeaderSize, 0);

      RUN_NO_INTR(received_size = recv(sock_fd_, buf + kH4HeaderSize, kHciAclHeaderSize, 0));

      ASSERT_LOG(received_size != -1, "Can't receive from socket: %s", strerror(errno));

      ASSERT_LOG(received_size == kHciAclHeaderSize, "malformed ACL header received");



      uint16_t hci_acl_data_total_length = buf[4] * 256 + buf[3];

      int payload_size;

      RUN_NO_INTR(payload_size = recv(sock_fd_, buf + kH4HeaderSize + kHciAclHeaderSize, hci_acl_data_total_length, 0));

      ASSERT_LOG(payload_size != -1, "Can't receive from socket: %s", strerror(errno));

      ASSERT_LOG(payload_size == hci_acl_data_total_length, "malformed ACL length received: %d != %d", payload_size,

                 hci_acl_data_total_length);

      ASSERT_LOG(hci_acl_data_total_length <= kBufSize - kH4HeaderSize - kHciAclHeaderSize, "packet too long");
@@ -235,11 +243,14 @@ class HciHalHostRootcanal : public HciHal { 
    }



    if (buf[0] == kH4Sco) {

      received_size = recv(sock_fd_, buf + kH4HeaderSize, kHciScoHeaderSize, 0);

      RUN_NO_INTR(received_size = recv(sock_fd_, buf + kH4HeaderSize, kHciScoHeaderSize, 0));

      ASSERT_LOG(received_size != -1, "Can't receive from socket: %s", strerror(errno));

      ASSERT_LOG(received_size == kHciScoHeaderSize, "malformed SCO header received");



      uint8_t hci_sco_data_total_length = buf[3];

      int payload_size = recv(sock_fd_, buf + kH4HeaderSize + kHciScoHeaderSize, hci_sco_data_total_length, 0);

      int payload_size;

      RUN_NO_INTR(payload_size = recv(sock_fd_, buf + kH4HeaderSize + kHciScoHeaderSize, hci_sco_data_total_length, 0));

      ASSERT_LOG(payload_size != -1, "Can't receive from socket: %s", strerror(errno));

      ASSERT_LOG(payload_size == hci_sco_data_total_length, "malformed SCO packet received: size mismatch");



      HciPacket receivedHciPacket;