From: Hans Verkuil <hans.verk...@cisco.com>
Generic CEC utility that can be used to send/receive/monitor CEC
messages.
Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
---
configure.ac | 1 +
utils/Makefile.am | 1 +
utils/cec-ctl/Makefile.am | 8 +
utils/cec-ctl/cec-ctl.cpp | 1000 +++++++++++++++++++++++++++++++++++++++++++++
utils/cec-ctl/msg2ctl.pl | 330 +++++++++++++++
5 files changed, 1340 insertions(+)
create mode 100644 utils/cec-ctl/Makefile.am
create mode 100644 utils/cec-ctl/cec-ctl.cpp
create mode 100755 utils/cec-ctl/msg2ctl.pl
diff --git a/configure.ac b/configure.ac
index 12c2eb9..72d59bd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -27,6 +27,7 @@ AC_CONFIG_FILES([Makefile
utils/media-ctl/Makefile
utils/rds/Makefile
utils/cec-compliance/Makefile
+ utils/cec-ctl/Makefile
utils/v4l2-compliance/Makefile
utils/v4l2-ctl/Makefile
utils/v4l2-dbg/Makefile
diff --git a/utils/Makefile.am b/utils/Makefile.am
index c78e97b..617abf1 100644
--- a/utils/Makefile.am
+++ b/utils/Makefile.am
@@ -6,6 +6,7 @@ SUBDIRS = \
keytable \
media-ctl \
cec-compliance \
+ cec-ctl \
v4l2-compliance \
v4l2-ctl \
v4l2-dbg \
diff --git a/utils/cec-ctl/Makefile.am b/utils/cec-ctl/Makefile.am
new file mode 100644
index 0000000..378d7db
--- /dev/null
+++ b/utils/cec-ctl/Makefile.am
@@ -0,0 +1,8 @@
+bin_PROGRAMS = cec-ctl
+
+cec_ctl_SOURCES = cec-ctl.cpp
+
+cec-ctl.cpp: cec-ctl-gen.h
+
+cec-ctl-gen.h: msg2ctl.pl ../../include/linux/cec.h
../../include/linux/cec-funcs.h
+ msg2ctl.pl ../../include/linux/cec.h ../../include/linux/cec-funcs.h
>cec-ctl-gen.h
diff --git a/utils/cec-ctl/cec-ctl.cpp b/utils/cec-ctl/cec-ctl.cpp
new file mode 100644
index 0000000..1d0f663
--- /dev/null
+++ b/utils/cec-ctl/cec-ctl.cpp
@@ -0,0 +1,1000 @@
+/*
+ Copyright 2015 Cisco Systems, Inc. and/or its affiliates. All rights
reserved.
+ Author: Hans Verkuil <hans.verk...@cisco.com>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ 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.
+ */
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <inttypes.h>
+#include <getopt.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <ctype.h>
+#include <errno.h>
+#include <sys/ioctl.h>
+#include <stdarg.h>
+#include <cerrno>
+#include <string>
+#include <vector>
+#include <linux/cec-funcs.h>
+#include <config.h>
+
+#define CEC_MAX_ARGS 16
+
+struct cec_enum_values {
+ const char *type_name;
+ __u8 value;
+};
+
+enum cec_types {
+ CEC_TYPE_U8,
+ CEC_TYPE_U16,
+ CEC_TYPE_U32,
+ CEC_TYPE_STRING,
+ CEC_TYPE_ENUM,
+};
+
+struct arg {
+ enum cec_types type;
+ __u8 num_enum_values;
+ const struct cec_enum_values *values;
+};
+
+struct message {
+ __u8 msg;
+ unsigned option;
+ __u8 num_args;
+ const char *arg_names[CEC_MAX_ARGS+1];
+ const struct arg *args[CEC_MAX_ARGS];
+ const char *msg_name;
+};
+
+static struct cec_op_digital_service_id *args2digital_service_id(__u8
service_id_method,
+ __u8
dig_bcast_system,
+ __u16
transport_id,
+ __u16
service_id,
+ __u16
orig_network_id,
+ __u16
program_number,
+ __u8
channel_number_fmt,
+ __u16 major,
+ __u16 minor)
+{
+ static struct cec_op_digital_service_id dsid;
+
+ dsid.service_id_method = service_id_method;
+ dsid.dig_bcast_system = dig_bcast_system;
+ if (service_id_method == CEC_OP_SERVICE_ID_METHOD_BY_CHANNEL) {
+ dsid.channel.channel_number_fmt = channel_number_fmt;
+ dsid.channel.major = major;
+ dsid.channel.minor = minor;
+ return &dsid;
+ }
+ switch (dig_bcast_system) {
+ case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_GEN:
+ case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_CABLE:
+ case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_SAT:
+ case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_T:
+ dsid.atsc.transport_id = transport_id;
+ dsid.atsc.program_number = program_number;
+ break;
+ default:
+ dsid.dvb.transport_id = transport_id;
+ dsid.dvb.service_id = service_id;
+ dsid.dvb.orig_network_id = orig_network_id;
+ break;
+ }
+ return &dsid;
+}
+
+static int parse_subopt(char **subs, const char * const *subopts, char **value)
+{
+ int opt = getsubopt(subs, (char * const *)subopts, value);
+
+ if (opt == -1) {
+ fprintf(stderr, "Invalid suboptions specified\n");
+ return -1;
+ }
+ if (*value == NULL) {
+ fprintf(stderr, "No value given to suboption <%s>\n",
+ subopts[opt]);
+ return -1;
+ }
+ return opt;
+}
+
+static unsigned parse_enum(const char *value, const struct arg *a)
+{
+ if (isdigit(*value))
+ return strtoul(optarg, NULL, 0);
+ for (int i = 0; i < a->num_enum_values; i++) {
+ if (!strcmp(value, a->values[i].type_name))
+ return a->values[i].value;
+ }
+ return 0;
+}
+
+static char options[512];
+
+#include "cec-ctl-gen.h"
+
+/* Short option list
+
+ Please keep in alphabetical order.
+ That makes it easier to see which short options are still free.
+
+ In general the lower case is used to set something and the upper
+ case is used to retrieve a setting. */
+enum Option {
+ OptPhysAddr = 'a',
+ OptSetDevice = 'd',
+ OptAdapDisable = 'D',
+ OptAdapEnable = 'E',
+ OptFrom = 'f',
+ OptHelp = 'h',
+ OptNoReply = 'n',
+ OptTo = 't',
+ OptTrace = 'T',
+ OptVerbose = 'v',
+ OptVendorID = 'V',
+
+ OptTV = 128,
+ OptRecord,
+ OptTuner,
+ OptPlayback,
+ OptAudio,
+ OptProcessor,
+ OptSwitch,
+ OptCDCOnly,
+ OptUnregistered,
+ OptCECVersion1_4,
+ CEC_FEATURE_OPTIONS
+};
+
+struct node {
+ int fd;
+ const char *device;
+ unsigned caps;
+ unsigned available_log_addrs;
+ unsigned num_log_addrs;
+ __u8 log_addr[CEC_MAX_LOG_ADDRS];
+};
+
+#define doioctl(n, r, p) cec_named_ioctl((n)->fd, #r, r, p)
+
+bool show_info;
+
+typedef std::vector<cec_msg> msg_vec;
+
+static const struct message *msg2message[256];
+static const struct message *opt2message[OptLast - OptMessages];
+
+static void init_messages()
+{
+ for (unsigned i = 0; messages[i].msg_name; i++) {
+ opt2message[messages[i].option - OptMessages] = &messages[i];
+ msg2message[messages[i].msg] = &messages[i];
+ }
+}
+
+static struct option long_options[] = {
+ { "device", required_argument, 0, OptSetDevice },
+ { "help", no_argument, 0, OptHelp },
+ { "trace", no_argument, 0, OptTrace },
+ { "verbose", no_argument, 0, OptVerbose},
+ { "phys-addr", required_argument, 0, OptPhysAddr },
+ { "vendor-id", required_argument, 0, OptVendorID },
+ { "cec-version-1.4", no_argument, 0, OptCECVersion1_4 },
+ { "enable", no_argument, 0, OptAdapEnable },
+ { "disable", no_argument, 0, OptAdapDisable },
+ { "no-reply", no_argument, 0, OptNoReply },
+ { "to", required_argument, 0, OptTo },
+ { "from", required_argument, 0, OptFrom },
+
+ { "tv", no_argument, 0, OptTV },
+ { "record", no_argument, 0, OptRecord },
+ { "tuner", no_argument, 0, OptTuner },
+ { "playback", no_argument, 0, OptPlayback },
+ { "audio", no_argument, 0, OptAudio },
+ { "processor", no_argument, 0, OptProcessor },
+ { "switch", no_argument, 0, OptSwitch },
+ { "cdc-only", no_argument, 0, OptCDCOnly },
+ { "unregistered", no_argument, 0, OptUnregistered },
+ { "help-all", no_argument, 0, OptHelpAll },
+
+ CEC_LONG_OPTS
+
+ { 0, 0, 0, 0 }
+};
+
+static void usage(void)
+{
+ printf("Usage:\n"
+ " -d, --device=<dev> Use device <dev> instead of /dev/cec0\n"
+ " If <dev> starts with a digit, then
/dev/cec<dev> is used.\n"
+ " -h, --help Display this help message\n"
+ " -T, --trace Trace all called ioctls.\n"
+ " -v, --verbose Turn on verbose reporting.\n"
+ " -a, --phys-addr=<addr>\n"
+ " Use this physical address.\n"
+ " -D, --disable Disable CEC adapter.\n"
+ " -E, --enable Enable CEC adapter.\n"
+ " -V, --vendor-id=<id>\n"
+ " Use this vendor ID.\n"
+ " -n, --no-reply Don't wait for a reply.\n"
+ " -t, --to=<la> Send message to the given logical
address.\n"
+ " -f, --from=<la> Send message from the given logical
address.\n"
+ " By default use the first assigned logical
address.\n"
+ " --cec-version-1.4 Use CEC Version 1.4 instead of 2.0\n"
+ " --tv This is a TV\n"
+ " --record This is a recording device\n"
+ " --tuner This is a tuner device\n"
+ " --playback This is a playback device\n"
+ " --audio This is an audio system device\n"
+ " --processor This is a processor device\n"
+ " --switch This is a pure CEC switch\n"
+ " --cdc-only This is a CDC-only device\n"
+ " --unregistered This is an unregistered device\n"
+ "\n"
+ " --help-all Show all messages\n"
+ CEC_USAGE
+ );
+}
+
+static std::string caps2s(unsigned caps)
+{
+ std::string s;
+
+ if (caps & CEC_CAP_STATE)
+ s += "\t\tState\n";
+ if (caps & CEC_CAP_PHYS_ADDR)
+ s += "\t\tPhysical Address\n";
+ if (caps & CEC_CAP_LOG_ADDRS)
+ s += "\t\tLogical Addresses\n";
+ if (caps & CEC_CAP_TRANSMIT)
+ s += "\t\tTransmit\n";
+ if (caps & CEC_CAP_RECEIVE)
+ s += "\t\tReceive\n";
+ if (caps & CEC_CAP_VENDOR_ID)
+ s += "\t\tVendor ID\n";
+ if (caps & CEC_CAP_PASSTHROUGH)
+ s += "\t\tPassthrough\n";
+ if (caps & CEC_CAP_RC)
+ s += "\t\tRemote Control Support\n";
+ if (caps & CEC_CAP_ARC)
+ s += "\t\tAudio Return Channel\n";
+ if (caps & CEC_CAP_CDC)
+ s += "\t\tCapability Discovery and Control\n";
+ return s;
+}
+
+static const char *version2s(unsigned version)
+{
+ switch (version) {
+ case CEC_OP_CEC_VERSION_1_3A:
+ return "1.3a";
+ case CEC_OP_CEC_VERSION_1_4:
+ return "1.4";
+ case CEC_OP_CEC_VERSION_2_0:
+ return "2.0";
+ default:
+ return "Unknown";
+ }
+}
+
+static const char *power_status2s(unsigned status)
+{
+ switch (status) {
+ case CEC_OP_POWER_STATUS_ON:
+ return "On";
+ case CEC_OP_POWER_STATUS_STANDBY:
+ return "Standby";
+ case CEC_OP_POWER_STATUS_TO_ON:
+ return "In Transition Standby to On";
+ case CEC_OP_POWER_STATUS_TO_STANDBY:
+ return "In Transition On to Standby";
+ default:
+ return "Unknown";
+ }
+}
+
+static const char *prim_type2s(unsigned type)
+{
+ switch (type) {
+ case CEC_OP_PRIM_DEVTYPE_TV:
+ return "TV";
+ case CEC_OP_PRIM_DEVTYPE_RECORD:
+ return "Record";
+ case CEC_OP_PRIM_DEVTYPE_TUNER:
+ return "Tuner";
+ case CEC_OP_PRIM_DEVTYPE_PLAYBACK:
+ return "Playback";
+ case CEC_OP_PRIM_DEVTYPE_AUDIOSYSTEM:
+ return "Audio System";
+ case CEC_OP_PRIM_DEVTYPE_SWITCH:
+ return "Switch";
+ case CEC_OP_PRIM_DEVTYPE_PROCESSOR:
+ return "Processor";
+ default:
+ return "Unknown";
+ }
+}
+
+static const char *la_type2s(unsigned type)
+{
+ switch (type) {
+ case CEC_LOG_ADDR_TYPE_TV:
+ return "TV";
+ case CEC_LOG_ADDR_TYPE_RECORD:
+ return "Record";
+ case CEC_LOG_ADDR_TYPE_TUNER:
+ return "Tuner";
+ case CEC_LOG_ADDR_TYPE_PLAYBACK:
+ return "Playback";
+ case CEC_LOG_ADDR_TYPE_AUDIOSYSTEM:
+ return "Audio System";
+ case CEC_LOG_ADDR_TYPE_SPECIFIC:
+ return "Specific";
+ case CEC_LOG_ADDR_TYPE_UNREGISTERED:
+ return "Unregistered";
+ default:
+ return "Unknown";
+ }
+}
+
+static const char *la2s(unsigned la)
+{
+ switch (la & 0xf) {
+ case 0:
+ return "TV";
+ case 1:
+ return "Recording Device 1";
+ case 2:
+ return "Recording Device 2";
+ case 3:
+ return "Tuner 1";
+ case 4:
+ return "Playback Device 1";
+ case 5:
+ return "Audio System";
+ case 6:
+ return "Tuner 2";
+ case 7:
+ return "Tuner 3";
+ case 8:
+ return "Playback Device 2";
+ case 9:
+ return "Playback Device 3";
+ case 10:
+ return "Tuner 4";
+ case 11:
+ return "Playback Device 3";
+ case 12:
+ return "Reserved 1";
+ case 13:
+ return "Reserved 2";
+ case 14:
+ return "Specific";
+ case 15:
+ default:
+ return "Unregistered";
+ }
+}
+
+static std::string la_flags2s(unsigned flags)
+{
+ std::string s;
+
+ if (flags & CEC_LOG_ADDRS_FL_HANDLE_MSGS)
+ s += "Userspace Handles Messages";
+ return s;
+}
+
+static std::string status2s(unsigned stat)
+{
+ std::string s;
+
+ if (stat & CEC_TX_STATUS_ARB_LOST)
+ s += "ArbitrationLost ";
+ if (stat & CEC_TX_STATUS_REPLY_TIMEOUT)
+ s += "ReplyTimeout ";
+ if (stat & CEC_TX_STATUS_RETRY_TIMEOUT)
+ s += "RetryTimeout ";
+ if (stat & CEC_TX_STATUS_FEATURE_ABORT)
+ s += "FeatureAbort ";
+ return s;
+}
+
+static std::string all_dev_types2s(unsigned types)
+{
+ std::string s;
+
+ if (types & CEC_FL_ALL_DEVTYPE_TV)
+ s += "TV, ";
+ if (types & CEC_FL_ALL_DEVTYPE_RECORD)
+ s += "Record, ";
+ if (types & CEC_FL_ALL_DEVTYPE_TUNER)
+ s += "Tuner, ";
+ if (types & CEC_FL_ALL_DEVTYPE_PLAYBACK)
+ s += "Playback, ";
+ if (types & CEC_FL_ALL_DEVTYPE_AUDIOSYSTEM)
+ s += "Audio System, ";
+ if (types & CEC_FL_ALL_DEVTYPE_SWITCH)
+ s += "Switch, ";
+ if (s.length())
+ return s.erase(s.length() - 2, 2);
+ return s;
+}
+
+static std::string rc_src_prof2s(unsigned prof)
+{
+ std::string s;
+
+ prof &= 0x1f;
+ if (prof == 0)
+ return "\t\tNone\n";
+ if (prof & CEC_OP_FEAT_RC_SRC_HAS_DEV_ROOT_MENU)
+ s += "\t\tSource Has Device Root Menu\n";
+ if (prof & CEC_OP_FEAT_RC_SRC_HAS_DEV_SETUP_MENU)
+ s += "\t\tSource Has Device Setup Menu\n";
+ if (prof & CEC_OP_FEAT_RC_SRC_HAS_MEDIA_CONTEXT_MENU)
+ s += "\t\tSource Has Contents Menu\n";
+ if (prof & CEC_OP_FEAT_RC_SRC_HAS_MEDIA_TOP_MENU)
+ s += "\t\tSource Has Media Top Menu\n";
+ if (prof & CEC_OP_FEAT_RC_SRC_HAS_MEDIA_CONTEXT_MENU)
+ s += "\t\tSource Has Media Context-Sensitive Menu\n";
+ return s;
+}
+
+static std::string dev_feat2s(unsigned feat)
+{
+ std::string s;
+
+ feat &= 0x3e;
+ if (feat == 0)
+ return "\t\tNone\n";
+ if (feat & CEC_OP_FEAT_DEV_HAS_RECORD_TV_SCREEN)
+ s += "\t\tTV Supports <Record TV Screen>\n";
+ if (feat & CEC_OP_FEAT_DEV_HAS_SET_OSD_STRING)
+ s += "\t\tTV Supports <Set OSD String>\n";
+ if (feat & CEC_OP_FEAT_DEV_HAS_DECK_CONTROL)
+ s += "\t\tSupports Deck Control\n";
+ if (feat & CEC_OP_FEAT_DEV_HAS_SET_AUDIO_RATE)
+ s += "\t\tSource Supports <Set Audio Rate>\n";
+ if (feat & CEC_OP_FEAT_DEV_SINK_HAS_ARC_TX)
+ s += "\t\tSink Supports ARC Tx\n";
+ if (feat & CEC_OP_FEAT_DEV_SOURCE_HAS_ARC_RX)
+ s += "\t\tSource Supports ARC Rx\n";
+ return s;
+}
+
+int cec_named_ioctl(int fd, const char *name,
+ unsigned long int request, void *parm)
+{
+ int retval = ioctl(fd, request, parm);
+ int e;
+
+ e = retval == 0 ? 0 : errno;
+ if (options[OptTrace])
+ printf("\t\t%s returned %d (%s)\n",
+ name, retval, strerror(e));
+
+ return retval == -1 ? e : (retval ? -1 : 0);
+}
+
+static bool validMsgStatus(const struct cec_msg &msg)
+{
+ if (msg.status == 0)
+ return true;
+ std::string s = status2s(msg.status);
+ printf("\t\t%s\n", s.c_str());
+ return false;
+}
+
+static int showTopologyDevice(struct node *node, unsigned i, unsigned la)
+{
+ struct cec_msg msg = { };
+
+ printf("\tSystem Information for device %d (%s) from device %d (%s):\n",
+ i, la2s(i), la, la2s(la));
+
+ msg.len = 2;
+ msg.msg[0] = (la << 4) | (i & 0xf);
+ msg.msg[1] = CEC_MSG_GET_CEC_VERSION;
+ msg.reply = CEC_MSG_CEC_VERSION;
+ doioctl(node, CEC_TRANSMIT, &msg);
+ if (validMsgStatus(msg))
+ printf("\t\tCEC Version : %s\n",
version2s(msg.msg[2]));
+
+ msg.len = 2;
+ msg.msg[0] = (la << 4) | (i & 0xf);
+ msg.msg[1] = CEC_MSG_GIVE_PHYSICAL_ADDR;
+ msg.reply = CEC_MSG_REPORT_PHYSICAL_ADDR;
+ doioctl(node, CEC_TRANSMIT, &msg);
+ validMsgStatus(msg);
+ __u16 phys_addr = (msg.msg[2] << 8) | msg.msg[3];
+ printf("\t\tPhysical Address : %x.%x.%x.%x\n",
+ phys_addr >> 12, (phys_addr >> 8) & 0xf,
+ (phys_addr >> 4) & 0xf, phys_addr & 0xf);
+ printf("\t\tPrimary Device Type : %s\n",
+ prim_type2s(msg.msg[4]));
+
+ msg.len = 2;
+ msg.msg[0] = (la << 4) | (i & 0xf);
+ msg.msg[1] = CEC_MSG_GIVE_DEVICE_VENDOR_ID;
+ msg.reply = CEC_MSG_DEVICE_VENDOR_ID;
+ doioctl(node, CEC_TRANSMIT, &msg);
+ if (validMsgStatus(msg))
+ printf("\t\tVendor ID : 0x%02x%02x%02x\n",
+ msg.msg[2], msg.msg[3], msg.msg[4]);
+
+ msg.len = 2;
+ msg.msg[0] = (la << 4) | (i & 0xf);
+ msg.msg[1] = CEC_MSG_GIVE_DEVICE_POWER_STATUS;
+ msg.reply = CEC_MSG_REPORT_POWER_STATUS;
+ doioctl(node, CEC_TRANSMIT, &msg);
+ if (validMsgStatus(msg))
+ printf("\t\tPower Status : %s\n",
+ power_status2s(msg.msg[2]));
+
+ msg.len = 2;
+ msg.msg[0] = (la << 4) | (i & 0xf);
+ msg.msg[1] = CEC_MSG_GIVE_OSD_NAME;
+ msg.reply = CEC_MSG_SET_OSD_NAME;
+ doioctl(node, CEC_TRANSMIT, &msg);
+ if (validMsgStatus(msg)) {
+ char s[15];
+
+ memset(s, 0, sizeof(s));
+ memcpy(s, msg.msg + 2, msg.len - 2);
+ printf("\t\tOSD Name : %s\n", s);
+ }
+ return 0;
+}
+
+static int showTopology(struct node *node)
+{
+ struct cec_msg msg = { };
+ struct cec_log_addrs laddrs = { };
+
+ doioctl(node, CEC_G_ADAP_LOG_ADDRS, &laddrs);
+
+ if (!(node->caps & CEC_CAP_TRANSMIT)) {
+ msg.len = 1;
+ msg.msg[0] = 15 << 4;
+ doioctl(node, CEC_TRANSMIT, &msg);
+ return -ENOTTY;
+ }
+
+ for (unsigned i = 0; i < 15; i++) {
+ int ret;
+
+ msg.len = 1;
+ msg.msg[0] = (15 << 4) | (i & 0xf);
+ ret = doioctl(node, CEC_TRANSMIT, &msg);
+
+ switch (msg.status) {
+ case CEC_TX_STATUS_OK:
+ showTopologyDevice(node, i, laddrs.log_addr[0]);
+ break;
+ case CEC_TX_STATUS_ARB_LOST:
+ if (show_info)
+ printf("\t\ttx arbitration lost for addr %d\n",
i);
+ break;
+ case CEC_TX_STATUS_RETRY_TIMEOUT:
+ break;
+ default:
+ if (show_info)
+ printf("\t\tunknown status %d\n", ret);
+ break;
+ }
+ }
+ return 0;
+}
+
+#if 0
+static int testARC(struct node *node)
+{
+ struct cec_msg msg = { };
+ struct cec_log_addrs laddrs = { };
+ unsigned la;
+ unsigned i;
+
+ doioctl(node, CEC_G_ADAP_LOG_ADDRS, &laddrs);
+ la = laddrs.log_addr[0];
+
+ for (i = 0; i < 15; i++) {
+ if (i == la)
+ continue;
+ msg.len = 2;
+ msg.msg[0] = (la << 4) | (i & 0xf);
+ msg.msg[1] = CEC_MSG_INITIATE_ARC;
+ msg.reply = CEC_MSG_REPORT_ARC_INITIATED;
+ doioctl(node, CEC_TRANSMIT, &msg);
+ if (msg.status == 0) {
+ msg.len = 2;
+ msg.msg[0] = (la << 4) | (i & 0xf);
+ msg.msg[1] = CEC_MSG_TERMINATE_ARC;
+ msg.reply = CEC_MSG_REPORT_ARC_TERMINATED;
+ doioctl(node, CEC_TRANSMIT, &msg);
+ printf("logical address %d supports ARC\n", i);
+ } else {
+ printf("logical address %d doesn't support ARC\n", i);
+ }
+ }
+ return 0;
+}
+#endif
+
+int main(int argc, char **argv)
+{
+ const char *device = "/dev/cec0"; /* -d device */
+ const message *opt;
+ msg_vec msgs;
+ char short_options[26 * 2 * 2 + 1];
+ __u32 vendor_id;
+ __u32 adap_state;
+ __u16 phys_addr;
+ __u8 from = 0, to = 0;
+ bool reply = true;
+ int idx = 0;
+ int fd = -1;
+ int ch;
+ int i;
+
+ init_messages();
+
+ for (i = 0; long_options[i].name; i++) {
+ if (!isalpha(long_options[i].val))
+ continue;
+ short_options[idx++] = long_options[i].val;
+ if (long_options[i].has_arg == required_argument)
+ short_options[idx++] = ':';
+ }
+ while (1) {
+ int option_index = 0;
+ struct cec_msg msg;
+
+ short_options[idx] = 0;
+ ch = getopt_long(argc, argv, short_options,
+ long_options, &option_index);
+ if (ch == -1)
+ break;
+
+ if (ch > OptMessages)
+ cec_msg_init(&msg, 0, 0);
+ options[(int)ch] = 1;
+
+ switch (ch) {
+ case OptHelp:
+ usage();
+ return 0;
+ case OptSetDevice:
+ device = optarg;
+ if (device[0] >= '0' && device[0] <= '9' &&
strlen(device) <= 3) {
+ static char newdev[20];
+
+ sprintf(newdev, "/dev/cec%s", device);
+ device = newdev;
+ }
+ break;
+ case OptVerbose:
+ show_info = true;
+ break;
+ case OptFrom:
+ from = strtoul(optarg, NULL, 0) & 0xf;
+ break;
+ case OptTo:
+ to = strtoul(optarg, NULL, 0) & 0xf;
+ break;
+ case OptNoReply:
+ reply = false;
+ break;
+ case OptPhysAddr:
+ phys_addr = strtoul(optarg, NULL, 0);
+ break;
+ case OptVendorID:
+ vendor_id = strtoul(optarg, NULL, 0) & 0x00ffffff;
+ break;
+ case OptAdapDisable:
+ adap_state = CEC_STATE_DISABLED;
+ break;
+ case OptAdapEnable:
+ adap_state = CEC_STATE_ENABLED;
+ break;
+ case OptSwitch:
+ if (options[OptCDCOnly] || options[OptUnregistered]) {
+ fprintf(stderr, "--switch cannot be combined
with --cdc-only or --unregistered.\n");
+ usage();
+ return 1;
+ }
+ break;
+ case OptCDCOnly:
+ if (options[OptSwitch] || options[OptUnregistered]) {
+ fprintf(stderr, "--cdc-only cannot be combined
with --switch or --unregistered.\n");
+ usage();
+ return 1;
+ }
+ break;
+ case OptUnregistered:
+ if (options[OptCDCOnly] || options[OptSwitch]) {
+ fprintf(stderr, "--unregistered cannot be
combined with --cdc-only or --switch.\n");
+ usage();
+ return 1;
+ }
+ break;
+ case ':':
+ fprintf(stderr, "Option '%s' requires a value\n",
+ argv[optind]);
+ usage();
+ return 1;
+ case '?':
+ if (argv[optind])
+ fprintf(stderr, "Unknown argument '%s'\n",
argv[optind]);
+ usage();
+ return 1;
+ default:
+ if (ch >= OptHelpAll) {
+ usage_options(ch);
+ exit(0);
+ }
+ opt = opt2message[ch - OptMessages];
+ parse_msg_args(msg, reply, opt, ch);
+ msgs.push_back(msg);
+ break;
+ }
+ }
+ if (optind < argc) {
+ printf("unknown arguments: ");
+ while (optind < argc)
+ printf("%s ", argv[optind++]);
+ printf("\n");
+ usage();
+ return 1;
+ }
+
+ if ((fd = open(device, O_RDWR)) < 0) {
+ fprintf(stderr, "Failed to open %s: %s\n", device,
+ strerror(errno));
+ exit(1);
+ }
+
+ struct node node;
+ struct cec_caps caps = { };
+
+ node.fd = fd;
+ node.device = device;
+ doioctl(&node, CEC_G_CAPS, &caps);
+ node.caps = caps.capabilities;
+ node.available_log_addrs = caps.available_log_addrs;
+
+ unsigned flags = 0;
+ const char *osd_name;
+
+ if (options[OptTV])
+ osd_name = "TV";
+ else if (options[OptRecord])
+ osd_name = "Record";
+ else if (options[OptPlayback])
+ osd_name = "Playback";
+ else if (options[OptTuner])
+ osd_name = "Tuner";
+ else if (options[OptAudio])
+ osd_name = "Audio System";
+ else if (options[OptProcessor])
+ osd_name = "Processor";
+ else if (options[OptSwitch] || options[OptCDCOnly] ||
options[OptUnregistered])
+ osd_name = "";
+ else
+ osd_name = "TV";
+
+ if (options[OptTV])
+ flags |= 1 << CEC_OP_PRIM_DEVTYPE_TV;
+ if (options[OptRecord])
+ flags |= 1 << CEC_OP_PRIM_DEVTYPE_RECORD;
+ if (options[OptTuner])
+ flags |= 1 << CEC_OP_PRIM_DEVTYPE_TUNER;
+ if (options[OptPlayback])
+ flags |= 1 << CEC_OP_PRIM_DEVTYPE_PLAYBACK;
+ if (options[OptAudio])
+ flags |= 1 << CEC_OP_PRIM_DEVTYPE_AUDIOSYSTEM;
+ if (options[OptProcessor])
+ flags |= 1 << CEC_OP_PRIM_DEVTYPE_PROCESSOR;
+ if (options[OptSwitch] || options[OptCDCOnly] ||
options[OptUnregistered])
+ flags |= 1 << CEC_OP_PRIM_DEVTYPE_SWITCH;
+
+ printf("Driver Info:\n");
+ printf("\tCapabilities : 0x%08x\n", caps.capabilities);
+ printf("%s", caps2s(caps.capabilities).c_str());
+ printf("\tAvailable Logical Addresses: %u\n",
+ caps.available_log_addrs);
+
+ if ((node.caps & CEC_CAP_PHYS_ADDR) && options[OptPhysAddr])
+ doioctl(&node, CEC_S_ADAP_PHYS_ADDR, &phys_addr);
+ doioctl(&node, CEC_G_ADAP_PHYS_ADDR, &phys_addr);
+ printf("\tPhysical Address : %x.%x.%x.%x\n",
+ phys_addr >> 12, (phys_addr >> 8) & 0xf,
+ (phys_addr >> 4) & 0xf, phys_addr & 0xf);
+ if (!options[OptPhysAddr] && phys_addr == 0xffff &&
+ (node.caps & CEC_CAP_PHYS_ADDR))
+ printf("Perhaps you should use option --phys-addr?\n");
+
+ if (node.caps & CEC_CAP_VENDOR_ID) {
+ if (!options[OptVendorID]) {
+ doioctl(&node, CEC_G_VENDOR_ID, &vendor_id);
+ if (vendor_id == CEC_VENDOR_ID_NONE)
+ vendor_id = 0x000c03; /* HDMI LLC vendor ID */
+ }
+ doioctl(&node, CEC_S_VENDOR_ID, &vendor_id);
+ }
+ doioctl(&node, CEC_G_VENDOR_ID, &vendor_id);
+ if (vendor_id != CEC_VENDOR_ID_NONE)
+ printf("\tVendor ID : 0x%06x\n", vendor_id);
+
+ if ((node.caps & CEC_CAP_STATE) &&
+ (options[OptAdapEnable] || options[OptAdapDisable]))
+ doioctl(&node, CEC_S_ADAP_STATE, &adap_state);
+ doioctl(&node, CEC_G_ADAP_STATE, &adap_state);
+ printf("\tAdapter State : %s\n", adap_state ? "Enabled" :
"Disabled");
+ if (adap_state == CEC_STATE_DISABLED)
+ return 0;
+
+ if ((node.caps & CEC_CAP_LOG_ADDRS) && flags) {
+ struct cec_log_addrs laddrs;
+
+ memset(&laddrs, 0, sizeof(laddrs));
+ doioctl(&node, CEC_S_ADAP_LOG_ADDRS, &laddrs);
+ memset(&laddrs, 0, sizeof(laddrs));
+
+ laddrs.cec_version = options[OptCECVersion1_4] ?
+ CEC_OP_CEC_VERSION_1_4 : CEC_OP_CEC_VERSION_2_0;
+ strcpy(laddrs.osd_name, osd_name);
+
+ for (unsigned i = 0; i < 8; i++) {
+ unsigned la_type;
+ unsigned all_dev_type;
+
+ if (!(flags & (1 << i)))
+ continue;
+ if (laddrs.num_log_addrs == node.available_log_addrs) {
+ fprintf(stderr, "Attempt to define too many
logical addresses\n");
+ exit(-1);
+ }
+ switch (i) {
+ case CEC_OP_PRIM_DEVTYPE_TV:
+ la_type = CEC_LOG_ADDR_TYPE_TV;
+ all_dev_type = CEC_FL_ALL_DEVTYPE_TV;
+ break;
+ case CEC_OP_PRIM_DEVTYPE_RECORD:
+ la_type = CEC_LOG_ADDR_TYPE_RECORD;
+ all_dev_type = CEC_FL_ALL_DEVTYPE_RECORD;
+ break;
+ case CEC_OP_PRIM_DEVTYPE_TUNER:
+ la_type = CEC_LOG_ADDR_TYPE_TUNER;
+ all_dev_type = CEC_FL_ALL_DEVTYPE_TUNER;
+ break;
+ case CEC_OP_PRIM_DEVTYPE_PLAYBACK:
+ la_type = CEC_LOG_ADDR_TYPE_PLAYBACK;
+ all_dev_type = CEC_FL_ALL_DEVTYPE_PLAYBACK;
+ break;
+ case CEC_OP_PRIM_DEVTYPE_AUDIOSYSTEM:
+ la_type = CEC_LOG_ADDR_TYPE_AUDIOSYSTEM;
+ all_dev_type = CEC_FL_ALL_DEVTYPE_AUDIOSYSTEM;
+ break;
+ case CEC_OP_PRIM_DEVTYPE_PROCESSOR:
+ la_type = CEC_LOG_ADDR_TYPE_SPECIFIC;
+ all_dev_type = CEC_FL_ALL_DEVTYPE_SWITCH;
+ break;
+ case CEC_OP_PRIM_DEVTYPE_SWITCH:
+ default:
+ la_type = CEC_LOG_ADDR_TYPE_UNREGISTERED;
+ all_dev_type = CEC_FL_ALL_DEVTYPE_SWITCH;
+ break;
+ }
+ laddrs.log_addr_type[laddrs.num_log_addrs] = la_type;
+ laddrs.all_device_types[laddrs.num_log_addrs] =
all_dev_type;
+ laddrs.flags[laddrs.num_log_addrs] =
CEC_LOG_ADDRS_FL_HANDLE_MSGS;
+ laddrs.primary_device_type[laddrs.num_log_addrs++] = i;
+ }
+
+ doioctl(&node, CEC_S_ADAP_LOG_ADDRS, &laddrs);
+ }
+
+ struct cec_log_addrs laddrs = { };
+ doioctl(&node, CEC_G_ADAP_LOG_ADDRS, &laddrs);
+ node.num_log_addrs = laddrs.num_log_addrs;
+ printf("\tCEC Version : %s\n",
version2s(laddrs.cec_version));
+ printf("\tLogical Addresses : %u\n", laddrs.num_log_addrs);
+ for (unsigned i = 0; i < laddrs.num_log_addrs; i++) {
+ printf("\t Logical Address : %d\n",
+ laddrs.log_addr[i]);
+ printf("\t Primary Device Type : %s\n",
+ prim_type2s(laddrs.primary_device_type[i]));
+ printf("\t Logical Address Type : %s\n",
+ la_type2s(laddrs.log_addr_type[i]));
+ printf("\t Flags : %s\n",
+ la_flags2s(laddrs.flags[i]).c_str());
+ if (laddrs.cec_version < CEC_OP_CEC_VERSION_2_0)
+ continue;
+ printf("\t All Device Types : %s\n",
+ all_dev_types2s(laddrs.all_device_types[i]).c_str());
+
+ bool is_dev_feat = false;
+ for (unsigned idx = 0; idx < sizeof(laddrs.features[0]); idx++)
{
+ __u8 byte = laddrs.features[i][idx];
+
+ if (!is_dev_feat) {
+ if (byte & 0x40) {
+ printf("\t RC Source Profile
:\n%s\n",
+ rc_src_prof2s(byte).c_str());
+ } else {
+ const char *s = "Reserved";
+
+ switch (byte & 0xf) {
+ case 0:
+ s = "None";
+ break;
+ case 2:
+ s = "RC Profile 1";
+ break;
+ case 6:
+ s = "RC Profile 2";
+ break;
+ case 10:
+ s = "RC Profile 3";
+ break;
+ case 14:
+ s = "RC Profile 4";
+ break;
+ }
+ printf("\t RC TV Profile :
%s\n", s);
+ }
+ } else {
+ printf("\t Device Features :\n%s\n",
+ dev_feat2s(byte).c_str());
+ }
+ if (byte & CEC_OP_FEAT_EXT)
+ continue;
+ if (!is_dev_feat)
+ is_dev_feat = true;
+ else
+ break;
+ }
+ }
+ if (node.num_log_addrs == 0)
+ return 0;
+ if (!options[OptFrom])
+ from = laddrs.log_addr[0];
+
+ showTopology(&node);
+
+ for (msg_vec::iterator iter = msgs.begin(); iter != msgs.end(); ++iter)
{
+ if (!options[OptTo]) {
+ fprintf(stderr, "attempting to send message without
--to\n");
+ exit(1);
+ }
+ struct cec_msg msg = *iter;
+
+ opt = msg2message[msg.msg[1]];
+
+ printf("Transmit %s\n", opt->msg_name);
+ msg.msg[0] |= (from << 4) | to;
+ doioctl(&node, CEC_TRANSMIT, &msg);
+ validMsgStatus(msg);
+ }
+
+ close(fd);
+ return 0;
+}
diff --git a/utils/cec-ctl/msg2ctl.pl b/utils/cec-ctl/msg2ctl.pl
new file mode 100755
index 0000000..0611696
--- /dev/null
+++ b/utils/cec-ctl/msg2ctl.pl
@@ -0,0 +1,330 @@
+#!/usr/bin/perl
+
+sub maxprefix {
+ my $p = shift(@_);
+ for (@_) {
+ chop $p until /^\Q$p/;
+ }
+ $p =~ s/_[^_]*$/_/;
+ $p = "CEC_OP_CEC_" if ($p =~ /CEC_OP_CEC_VERSION_/);
+ return $p;
+}
+
+sub process_func
+{
+ my $feature = shift;
+ my $func = shift;
+ my $func_args = $func;
+ $func =~ s/\(.*//;
+ my $msg = $func;
+ $msg =~ s/([a-z])/\U\1/g;
+ $func =~ s/cec_msg//;
+ my $opt = $func;
+ $opt =~ s/_([a-z])/\U\1/g;
+ $func_args =~ s/.*\((.*)\).*/\1/;
+ my $has_reply = $func_args =~ /^bool reply/;
+ $func_args =~ s/^bool reply,? ?//;
+ my $arg_names;
+ my $arg_ptrs;
+ my $name, $type, $size;
+ my $msg_dash_name, $msg_lc_name;
+ my @enum, $val;
+ my $usage;
+ my $has_digital = $func_args =~ /cec_op_digital_service_id/;
+
+ if ($has_digital) {
+ $func_args =~ s/const struct cec_op_digital_service_id
\*digital/__u8 service_id_method, __u8 dig_bcast_system, __u16 transport_id,
__u16 service_id, __u16 orig_network_id, __u16 program_number, __u8
channel_number_fmt, __u16 major, __u16 minor/;
+ }
+ my @args = split(/, */, $func_args);
+ return if ($func_args =~ /struct/);
+ return if ($func_args =~ /__u\d+\s*\*/);
+
+ my $cec_msg = $msg;
+ while ($cec_msg ne "" && !exists($msgs{$cec_msg})) {
+ $cec_msg =~ s/_[^_]*$//;
+ }
+ return if ($cec_msg eq "");
+
+ my $msg_name = $cec_msg;
+ $msg_name =~ s/CEC_MSG_//;
+ $msg_dash_name = $msg;
+ $msg_dash_name =~ s/CEC_MSG_//;
+ $msg_dash_name =~ s/([A-Z])/\l\1/g;
+ $msg_dash_name =~ s/_/-/g;
+ $msg_lc_name = $msg;
+ $msg_lc_name =~ s/([A-Z])/\l\1/g;
+ $options .= "\tOpt$opt,\n";
+ $messages .= "\t\t$cec_msg,\n";
+ $messages .= "\t\tOpt$opt,\n";
+ if (@args == 0) {
+ $messages .= "\t\t0, { }, { },\n";
+ $long_opts .= "\t{ \"$msg_dash_name\", no_argument, 0, Opt$opt
}, \\\n";
+ $usage .= "\t\" --" . sprintf("%-30s", $msg_dash_name) . "Send
$msg_name message\\n\"\n";
+ $usage_msg{$msg} = $usage;
+ $switch .= "\tcase Opt$opt: {\n";
+ $switch .= "\t\t$msg_lc_name(&msg";
+ $switch .= ", reply" if $has_reply;
+ $switch .= ");\n\t\tbreak;\n\t}\n\n";
+ } else {
+ $long_opts .= "\t{ \"$msg_dash_name\", required_argument, 0,
Opt$opt }, \\\n";
+ $usage .= "\t\" --$msg_dash_name";
+ my $prefix = "\t\" " . sprintf("%-30s", " ");
+ my $sep = "=";
+ foreach (@args) {
+ ($type, $name) = /(.*?) ?([a-zA-Z_]+)$/;
+ $name =~ s/_/-/g;
+ $usage .= "$sep$name=<val>";
+ $sep = ",";
+ }
+ $usage .= "\\n\"\n";
+ foreach (@args) {
+ ($type, $name) = /(.*?) ?([a-zA-Z_]+)$/;
+ @enum = @{$types{$name}};
+ next if !scalar(@enum);
+ $name =~ s/_/-/g;
+ $usage .= $prefix . "'$name' can have these
values:\\n\"\n";
+ my $common_prefix = maxprefix(@enum);
+ foreach (@enum) {
+ s/^$common_prefix//;
+ s/([A-Z])/\l\1/g;
+ s/_/-/g;
+ $usage .= $prefix . " $_\\n\"\n";
+ }
+ }
+ $usage .= $prefix . "Send $msg_name message\\n\"\n";
+ $usage_msg{$msg} = $usage;
+ $switch .= "\tcase Opt$opt: {\n";
+ foreach (@args) {
+ ($type, $name) = /(.*?) ?([a-zA-Z_]+)$/;
+ if ($type =~ /char/) {
+ $switch .= "\t\tconst char *$name = \"\";\n";
+ } else {
+ $switch .= "\t\t$type $name = 0;\n";
+ }
+ }
+ $switch .= "\n\t\twhile (*subs != '\\0') {\n";
+ $switch .= "\t\t\tswitch (parse_subopt(&subs, opt->arg_names,
&value)) {\n";
+ my $cnt = 0;
+ foreach (@args) {
+ ($type, $name) = /(.*?) ?([a-zA-Z_]+)$/;
+ @enum = @{$types{$name}};
+ $switch .= "\t\t\tcase $cnt:\n";
+ $cnt++;
+ if ($type =~ /char/) {
+ $switch .= "\t\t\t\t$name = value;\n";
+ } elsif (scalar(@enum)) {
+ $switch .= "\t\t\t\t$name = parse_enum(value,
opt->args\[1\]);\n";
+ } else {
+ $switch .= "\t\t\t\t$name = strtol(value, 0L,
0);\n";
+ }
+ $switch .= "\t\t\t\tbreak;\n";
+ }
+ $switch .= "\t\t\tdefault:\n";
+ $switch .= "\t\t\t\texit(1);\n";
+ $switch .= "\t\t\t}\n\t\t}\n";
+ $switch .= "\t\t$msg_lc_name(&msg";
+ $switch .= ", reply" if $has_reply;
+ foreach (@args) {
+ ($type, $name) = /(.*?) ?([a-zA-Z_]+)$/;
+ $switch .= ", $name";
+ }
+ $switch .= ");\n\t\tbreak;\n\t}\n\n";
+
+ foreach (@args) {
+ ($type, $name) = /(.*?) ?([a-zA-Z_]+)$/;
+ if ($arg_names ne "") {
+ $arg_names .= ", ";
+ $arg_ptrs .= ", ";
+ }
+ $arg_ptrs .= "&arg_$name";
+ $name =~ s/_/-/g;
+ $arg_names .= '"' . $name . '"';
+ }
+ $size = $#args + 1;
+ $messages .= "\t\t$size, { $arg_names },\n";
+ $messages .= "\t\t{ $arg_ptrs },\n";
+ foreach (@args) {
+ ($type, $name) = /(.*?) ?([a-zA-Z_]+)$/;
+ @enum = @{$types{$name}};
+ $size = scalar(@enum);
+
+ if ($size && !defined($created_enum{$name})) {
+ $created_enum{$name} = 1;
+ $enums .= "static const struct cec_enum_values
type_$name\[\] = {\n";
+ my $common_prefix = maxprefix(@enum);
+ foreach (@enum) {
+ $val = $_;
+ s/^$common_prefix//;
+ s/([A-Z])/\l\1/g;
+ s/_/-/g;
+ $enums .= "\t{ \"$_\", $val },\n";
+ }
+ $enums .= "};\n\n";
+ }
+ if (!defined($created_arg{$name})) {
+ $created_arg{$name} = 1;
+ $arg_structs .= "static const struct arg
arg_$name = {\n";
+ if ($type eq "__u8") {
+ if ($size) {
+ $arg_structs .=
"\tCEC_TYPE_ENUM, $size, type_$name\n";
+ } else {
+ $arg_structs .=
"\tCEC_TYPE_U8,\n";
+ }
+ } elsif ($type eq "__u16") {
+ $arg_structs .= "\tCEC_TYPE_U16,\n";
+ } elsif ($type eq "__u32") {
+ $arg_structs .= "\tCEC_TYPE_U32,\n";
+ } elsif ($type eq "const char *") {
+ $arg_structs .= "\tCEC_TYPE_STRING,\n";
+ }
+ $arg_structs .= "};\n\n";
+ }
+ }
+ }
+ $messages .= "\t\t\"$msg_name\"\n";
+ $messages .= "\t}, {\n";
+ $feature_usage{$feature} .= $usage;
+}
+
+while (<>) {
+ last if /\/\* Commands \*\//;
+}
+
+$comment = 0;
+$has_also = 0;
+$operand_name = "";
+$feature = "";
+
+while (<>) {
+ chomp;
+ last if /\/\* Events \*\//;
+ if (/^\/\*.*Feature \*\/$/) {
+ ($feature) = /^\/\* (.*) Feature/;
+ }
+ if ($operand_name ne "" && !/^#define/) {
+ @{$types{$operand_name}} = @ops;
+ undef @ops;
+ $operand_name = "";
+ }
+ if (/\/\*.*Operand \((.*)\)/) {
+ $operand_name = $1;
+ next;
+ }
+ s/\/\*.*\*\///;
+ if ($comment) {
+ if ($has_also) {
+ if (/CEC_MSG/) {
+ ($also_msg) = /(CEC_MSG\S+)/;
+ push @{$feature_also{$feature}}, $also_msg;
+ }
+ } elsif (/^ \* Has also:$/) {
+ $has_also = 1;
+ }
+ $has_also = 0 if (/\*\//);
+ next unless /\*\//;
+ $comment = 0;
+ s/^.*\*\///;
+ }
+ if (/\/\*/) {
+ $comment = 1;
+ $has_also = 0;
+ next;
+ }
+ next if /^\s*$/;
+ if (/^\#define/) {
+ ($name, $val) = /define (\S+)\s+(\S+)/;
+ if ($name =~ /^CEC_MSG/) {
+ $msgs{$name} = 1;
+ } elsif ($operand_name ne "" && $name =~ /^CEC_OP/) {
+ push @ops, $name;
+ }
+ next;
+ }
+}
+
+while (<>) {
+ last if /_CEC_FUNCS_H/;
+}
+
+while (<>) {
+ chomp;
+ if (/^\/\*.*Feature \*\/$/) {
+ ($feature) = /^\/\* (.*) Feature/;
+ }
+ s/\/\*.*\*\///;
+ if ($comment) {
+ next unless /\*\//;
+ $comment = 0;
+ s/^.*\*\///;
+ }
+ if (/\/\*/) {
+ $comment = 1;
+ next;
+ }
+ next if /^\s*$/;
+ next if /cec_msg_reply_abort/;
+ if (/^static __inline__ void cec_msg.*\(.*\)/) {
+ s/static\s__inline__\svoid\s//;
+ s/struct cec_msg \*msg, //;
+ s/struct cec_msg \*msg//;
+ process_func($feature, $_);
+ next;
+ }
+ if (/^static __inline__ void cec_msg/) {
+ $func = $_;
+ next;
+ }
+ if ($func ne "") {
+ $func .= $_;
+ next unless /\)$/;
+ $func =~ s/\s+/ /g;
+ $func =~ s/static\s__inline__\svoid\s//;
+ $func =~ s/struct cec_msg \*msg, //;
+ $func =~ s/struct cec_msg \*msg//;
+ process_func($feature, $func);
+ $func = "";
+ }
+}
+
+$options .= "\tOptHelpAll,\n";
+
+foreach (sort keys %feature_usage) {
+ $name = $_;
+ s/ /_/g;
+ s/([A-Z])/\l\1/g;
+ $usage_var = $_ . "_usage";
+ printf "static const char *$usage_var =\n";
+ $usage = $feature_usage{$name};
+ foreach (@{$feature_also{$name}}) {
+ $usage .= $feature_usage{$_};
+ }
+ chop $usage;
+ printf "%s;\n\n", $usage;
+ s/_/-/g;
+ $help_features .= sprintf("\t\" --help-%-28s Show messages for the
$name feature\\n\" \\\n", $_);
+ $opt = "OptHelp" . $name;
+ $opt =~ s/ //g;
+ $help .= "\tif (options[OptHelpAll] || options\[$opt\]) {\n";
+ $help .= "\t\tprintf(\"$name Feature:\\n\");\n";
+ $help .= "\t\tprintf(\"\%s\\n\", $usage_var);\n\t}\n";
+ $options .= "\t$opt,\n";
+ $long_opts .= "\t{ \"help-$_\", no_argument, 0, $opt }, \\\n";
+}
+
+print "enum {\n\tOptMessages = 255,\n";
+printf "%s\n\tOptLast = 512\n};\n\n", $options;
+
+printf "#define CEC_LONG_OPTS \\\n%s\n\n", $long_opts;
+printf "#define CEC_OPT_FEATURES \\\n%s\n\n", $opt_features;
+printf "#define CEC_USAGE \\\n%s\n\n", $help_features;
+printf "%s%s\n", $enums, $arg_structs;
+printf "static const struct message messages[] = {\n\t{\n";
+printf "%s\t}\n};\n\n", $messages;
+printf "static void usage_options(int ch)\n{\n";
+printf "%s}\n\n", $help;
+printf "static void parse_msg_args(struct cec_msg &msg, bool reply, const
message *opt, int ch)\n{\n";
+printf "\tchar *value, *subs = optarg;\n\n";
+printf "\tswitch (ch) {\n";
+$switch =~ s/service_id_method, dig_bcast_system, transport_id, service_id,
orig_network_id, program_number, channel_number_fmt, major,
minor/args2digital_service_id(service_id_method, dig_bcast_system,
transport_id, service_id, orig_network_id, program_number, channel_number_fmt,
major, minor)/g;
+printf "%s", $switch;
+printf "\t}\n};\n\n";
--
2.1.4
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