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Rework message send/receive functions for new prototypes. 

Add case(s) for drm master drop/set commands.

Signed-off-by: Chris Michael <cp.michael@samsung.com>
This commit is contained in:
Chris Michael 2013-12-30 08:06:17 +00:00
parent 874609a680
commit b51b92522f
1 changed files with 36 additions and 36 deletions
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72
src/lib/ecore_drm/ecore_drm.c
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@ -86,8 +86,6 @@ _ecore_drm_launcher_spawn(void)
char *args[1] = { NULL };
sigset_t mask;
/* setsid(); */
/* read socket for slave is 1 */
snprintf(env, sizeof(env), "%d", _ecore_drm_sockets[1]);
setenv("ECORE_DRM_LAUNCHER_SOCKET_READ", env, 1);
@ -106,6 +104,8 @@ _ecore_drm_launcher_spawn(void)
sigaddset(&mask, SIGTERM);
sigaddset(&mask, SIGCHLD);
sigaddset(&mask, SIGINT);
sigaddset(&mask, SIGTTIN);
sigaddset(&mask, SIGTTOU);
sigprocmask(SIG_UNBLOCK, &mask, NULL);
execv(buff, args);
@ -170,37 +170,44 @@ _ecore_drm_socket_send(int opcode, int fd, void *data, size_t bytes)
msg.msg_control = cmsgptr;
msg.msg_controllen = RIGHTS_LEN;
*((int *)CMSG_DATA(cmsgptr)) = fd;
if ((opcode == ECORE_DRM_OP_DEVICE_MASTER_DROP) ||
(opcode == ECORE_DRM_OP_DEVICE_MASTER_SET))
DBG("Sending Fd: %d", fd);
if (fd > -1)
*((int *)CMSG_DATA(cmsgptr)) = fd;
else
*((int *)CMSG_DATA(cmsgptr)) = _ecore_drm_sockets[1];
/* cmsg = CMSG_FIRSTHDR(&msg); */
/* cmsg->cmsg_level = SOL_SOCKET; */
/* cmsg->cmsg_type = SCM_RIGHTS; */
/* cmsg->cmsg_len = CMSG_LEN(sizeof(int)); */
DBG("Dmsg Size: %d", dmsg.size);
DBG("Message Size: %li", sizeof(msg));
DBG("Message Len: %d", (int)msg.msg_controllen);
DBG("Control Size: %li", sizeof(cmsgptr));
DBG("Control Len: %d", (int)cmsgptr->cmsg_len);
DBG("Data Size: %li", sizeof(data));
DBG("Data Len: %li", bytes);
/* DBG("Dmsg Size: %d", dmsg.size); */
/* DBG("Message Size: %li", sizeof(msg)); */
/* DBG("Message Len: %d", (int)msg.msg_controllen); */
/* DBG("Control Size: %li", sizeof(cmsgptr)); */
/* DBG("Control Len: %d", (int)cmsgptr->cmsg_len); */
/* DBG("Data Size: %li", sizeof(data)); */
/* DBG("Data Len: %li", bytes); */
errno = 0;
size = sendmsg(fd, &msg, MSG_EOR);
size = sendmsg(_ecore_drm_sockets[1], &msg, MSG_EOR);
if (errno != 0)
{
DBG("Error Sending Message: %m");
}
DBG("Sent %li bytes to Socket %d", size, fd);
DBG("Sent %li bytes to Socket %d", size, _ecore_drm_sockets[1]);
return size;
}
static int
_ecore_drm_socket_receive(int opcode, int fd, void **data, size_t bytes)
_ecore_drm_socket_receive(int opcode, int *fd, void **data, size_t bytes)
{
int ret = -1, rfd;
int rfd, ret = ECORE_DRM_OP_FAILURE;
Ecore_Drm_Message dmsg;
struct cmsghdr *cmsg;
struct iovec iov[2];
@ -223,22 +230,18 @@ _ecore_drm_socket_receive(int opcode, int fd, void **data, size_t bytes)
if ((!cmsgptr) && (!(cmsgptr = malloc(RIGHTS_LEN))))
return -1;
/* cmsgptr->cmsg_level = SOL_SOCKET; */
/* cmsgptr->cmsg_type = SCM_RIGHTS; */
/* cmsgptr->cmsg_len = RIGHTS_LEN; */
msg.msg_control = cmsgptr;
msg.msg_controllen = RIGHTS_LEN;
errno = 0;
size = recvmsg(fd, &msg, 0);
size = recvmsg(_ecore_drm_sockets[0], &msg, 0);
if (errno != 0)
{
ERR("Failed to receive message: %m");
return -1;
}
DBG("Received %li bytes from %d", size, fd);
DBG("Received %li bytes from %d", size, _ecore_drm_sockets[0]);
for (cmsg = CMSG_FIRSTHDR(&msg); cmsg != NULL;
cmsg = CMSG_NXTHDR(&msg, cmsg))
@ -249,17 +252,17 @@ _ecore_drm_socket_receive(int opcode, int fd, void **data, size_t bytes)
switch (cmsg->cmsg_type)
{
case SCM_RIGHTS:
rfd = *((int *)CMSG_DATA(cmsg));
if (fd) *fd = *((int *)CMSG_DATA(cmsg));
switch (dmsg.opcode)
{
case ECORE_DRM_OP_DEVICE_OPEN:
case ECORE_DRM_OP_TTY_OPEN:
if (rfd >= 0) ret = 1;
if (data) memcpy(*data, CMSG_DATA(cmsg), sizeof(int));
/* if (data) *data = &rfd; */
case ECORE_DRM_OP_DEVICE_MASTER_DROP:
case ECORE_DRM_OP_DEVICE_MASTER_SET:
if (*fd >= 0) ret = ECORE_DRM_OP_SUCCESS;
if (data) memcpy(*data, buff, bytes);
break;
default:
ret = -1;
break;
}
break;
@ -268,31 +271,27 @@ _ecore_drm_socket_receive(int opcode, int fd, void **data, size_t bytes)
}
}
DBG("Received FD: %d", rfd);
DBG("Received FD: %d", *fd);
DBG("Opcode: %d", opcode);
DBG("DMsg Opcode: %d", dmsg.opcode);
/* if (dmsg.opcode != opcode) return -1; */
DBG("Returning %d", ret);
return ret;
}
void
_ecore_drm_message_send(int opcode, void *data, size_t bytes)
_ecore_drm_message_send(int opcode, int fd, void *data, size_t bytes)
{
_ecore_drm_socket_send(opcode, _ecore_drm_sockets[1], data, bytes);
_ecore_drm_socket_send(opcode, fd, data, bytes);
}
Eina_Bool
_ecore_drm_message_receive(int opcode, void **data, size_t bytes)
_ecore_drm_message_receive(int opcode, int *fd, void **data, size_t bytes)
{
int ret;
int ret = ECORE_DRM_OP_FAILURE;
ret = _ecore_drm_socket_receive(opcode, _ecore_drm_sockets[0],
data, bytes);
if (ret < 0) return EINA_FALSE;
ret = _ecore_drm_socket_receive(opcode, fd, data, bytes);
if (ret != ECORE_DRM_OP_SUCCESS) return EINA_FALSE;
return EINA_TRUE;
}
@ -330,6 +329,7 @@ ecore_drm_init(void)
eina_log_level_set(EINA_LOG_LEVEL_DBG);
setvbuf(stdout, NULL, _IONBF, 0);
setvbuf(stderr, NULL, _IONBF, 0);
/* optionally log output to a file */
#ifdef LOG_TO_FILE