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Fix gh#146 : Fixed review comments and also some minor code cleanup
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@kanjoe24
kanjoe24 committed Dec 2, 2024
1 parent f89f934 commit ba7bb26
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Showing 4 changed files with 117 additions and 31 deletions.
20 changes: 18 additions & 2 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,7 @@ TOP_DIR ?= $(UT_CORE_DIR)
BIN_DIR ?= $(TOP_DIR)/build/bin
LIB_DIR ?= $(TOP_DIR)/build/$(TARGET)/lib
BUILD_DIR ?= $(TOP_DIR)/build/$(TARGET)/obj
HEADER_DIR ?= $(TOP_DIR)/build/include

# Non-Moveable Directories
FRAMEWORK_DIR = $(UT_CORE_DIR)/framework
Expand Down Expand Up @@ -116,7 +117,7 @@ all: framework $(OBJS)

# Build framework
# Recursive make is needed as src files are not available during the first iteration
framework: checkvariantchange createdirs download_and_build
framework: check_variant_change createdirs download_and_build copy_headers
@${ECHOE} ${GREEN}Framework downloaded and built${NC}
@cp $(UT_CONTROL)/build/$(TARGET)/lib/libut_control.* $(LIB_DIR)
@cp $(UT_CONTROL)/build/$(TARGET)/lib/libut_control.* $(BIN_DIR)
Expand All @@ -125,6 +126,19 @@ framework: checkvariantchange createdirs download_and_build
@if [ -d "$(TOP_DIR)/../include" ] && [ -d "$(BUILD_DIR)/src" ]; then \
${UT_CORE_DIR}/compare-functions-in-headers-testsuite.sh $(TOP_DIR)/../include $(BIN_DIR)/${TARGET_EXEC} ${TARGET}; \
fi
@${ECHOE} ${GREEN}Building keyhandler${NC}
@make -C keyhandler/

# Copy header files to the build directory
copy_headers:
@${ECHOE} ${GREEN}Copying header files to [$(HEADER_DIR)]${NC}
@$(MKDIR_P) $(HEADER_DIR)
@for dir in $(INC_DIRS); do \
if [ -d "$$dir" ]; then \
find "$$dir" -type f -name "*.h" -exec cp {} $(HEADER_DIR) \; ; \
fi \
done
@${ECHOE} ${GREEN}Header files copied to ${HEADER_DIR}${NC}

download_and_build:
@${ECHOE} ${GREEN}Ensure ut-core frameworks are present${NC}
Expand Down Expand Up @@ -159,7 +173,7 @@ $(BUILD_DIR)/%.o: %.cpp
@$(COMPILER) $(CXXFLAGS) -c $< -o $@

# Rule to check if the VARIANT has changed
checkvariantchange:
check_variant_change:
@if [ -f "$(VARIANT_FILE)" ]; then \
PREVIOUS_VARIANT=$$(cat $(VARIANT_FILE)); \
if [ "$$PREVIOUS_VARIANT" != "$(VARIANT)" ]; then \
Expand All @@ -186,6 +200,8 @@ clean:
@$(RM) -rf $(VARIANT_FILE)
@${ECHOE} ${GREEN}Performing Clean for $(TARGET) ${LIB_DIR} ${NC}
@${RM} -rf ${LIB_DIR}
@${ECHOE} ${GREEN}Performing Clean for Keyhandler ${NC}
@make -C keyhandler/ clean
@${ECHOE} ${GREEN}Clean Completed${NC}

cleanall: clean
Expand Down
31 changes: 24 additions & 7 deletions keyhandler/Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -17,31 +17,48 @@
# * limitations under the License.
# *
ROOT_DIR:=$(shell dirname $(realpath $(firstword $(MAKEFILE_LIST))))
BIN_DIR := $(ROOT_DIR)/build/bin

# Set target based on TARGET variable
TARGET := $(if $(TARGET),$(TARGET),linux)
#export TARGET

BUILD_DIR := $(ROOT_DIR)/../build
UT_CORE_DIR := ../$(ROOT_DIR)
BIN_DIR := $(BUILD_DIR)/bin
#TOP_DIR := $(ROOT_DIR)
ECHOE = /bin/echo -e
TARGET_EXEC = ut_core_key_input

# Variables
ifeq ($(TARGET),arm)
COMPILER := $(if $(filter CPP,$(VARIANT)),$(CXX),$(CC))
#CC := arm-rdk-linux-gnueabi-gcc -mthumb -mfpu=vfp -mcpu=cortex-a9 -mfloat-abi=soft -mabi=aapcs-linux -mno-thumb-interwork -ffixed-r8 -fomit-frame-pointer
# CFLAGS will be overriden by Caller as required
INC_DIRS += $(UT_CORE_DIR)/sysroot/usr/include
else
CC = gcc -ggdb -o0 -Wall
SRC = keyhandler.c ../src/ut_kvp_profile.c
INC_DIRS = ../include ../framework/CUnit-2.1-3/CUnit/Headers ../framework/ut-control/include
endif

SRC = keyhandler.c
INC_DIRS = $(BUILD_DIR)/include

# Final flags
INC_FLAGS := $(addprefix -I,$(INC_DIRS))
XCFLAGS += $(CFLAGS) $(INC_FLAGS) -DUT_CUNIT
XLDFLAGS += -L../framework/ut-control/build/linux/lib -lut_control -Wl,-rpath, -pthread -lpthread
XCFLAGS += $(CFLAGS) $(INC_FLAGS)
XLDFLAGS += -L$(BUILD_DIR)/$(TARGET)/lib -lut_control

# Default target
all: $(TARGET_EXEC)

# Build target
$(TARGET_EXEC): $(SRC)
@$(CC) $(SRC) $(XCFLAGS) $(XLDFLAGS) -o $(TARGET_EXEC)
@$(CC) $(SRC) $(XCFLAGS) $(XLDFLAGS) -o $(BIN_DIR)/$(TARGET_EXEC)
@cp *.yaml *.sh $(BIN_DIR)

# Clean target
clean:
@rm -f $(TARGET_EXEC)
@rm -f $(BIN_DIR)/$(TARGET_EXEC)
@rm -f $(BIN_DIR)/*.yaml $(BIN_DIR)/*.sh $(BIN_DIR)/*.so

# Phony targets
.PHONY: all clean
95 changes: 74 additions & 21 deletions keyhandler/keyhandler.c
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Original file line number Diff line number Diff line change
Expand Up @@ -23,11 +23,45 @@
#include <stdlib.h>
#include <fcntl.h> // For open(), O_WRONLY, O_NONBLOCK
#include <string.h>
#include <assert.h>

#include <ut_kvp_profile.h>
#include <linux/uinput.h>
#include <ut_kvp.h>
#include <ut_log.h>

static ut_kvp_instance_t *gKVP_Instance = NULL;
#define KEYHANDLER_PROFILE_YAML_FILE "input-event-codes-5.15.yaml"

ut_kvp_status_t keyhandler_profile_open(char *fileName)
{
ut_kvp_status_t result;

if (gKVP_Instance == NULL)
{
gKVP_Instance = ut_kvp_createInstance();
assert(gKVP_Instance != NULL);
}

result = ut_kvp_open(gKVP_Instance, fileName);
assert( result == UT_KVP_STATUS_SUCCESS );

return result;
}

void keyhandler_profile_close(void)
{
if ( gKVP_Instance != NULL )
{
ut_kvp_destroyInstance(gKVP_Instance);
gKVP_Instance = NULL;
}
}

ut_kvp_instance_t *keyhandler_getInstance( void )
{
return gKVP_Instance;
}

void print_usage(const char *program_name)
{
printf("\nUsage: %s -p <profile_file> -t <event_type> -c <event_code> -v <value>\n", program_name);
Expand All @@ -45,36 +79,46 @@ void emit(int fd, int type, int code, int val)
ie.time.tv_sec = 0;
ie.time.tv_usec = 0;

write(fd, &ie, sizeof(ie));
write(fd, &ie, sizeof(ie)); //FIXME : For every write error check is needed

ie.type = EV_SYN;
ie.type = EV_SYN; // for every KEY operation, need to report the event
ie.code = SYN_REPORT;
ie.value = 0;

write(fd, &ie, sizeof(ie));
write(fd, &ie, sizeof(ie)); //FIXME : For every write error check is needed
}

int get_code(ut_kvp_instance_t *pInstance, char *type, char *code)
int keyhandler_get_code(ut_kvp_instance_t *pInstance, char *type, char *code)
{
char key_code_str[256];
int key_code;

snprintf(key_code_str, sizeof(key_code_str), "%s%s%s", type, "/", code);
UT_LOG( "key_code_str=[%s]", key_code_str );
key_code = ut_kvp_getUInt32Field( pInstance, key_code_str );
if (key_code == 0)
{
UT_LOG_ERROR("Keycode not found");
return 0;
}

UT_LOG( "key_code=[%d]", key_code );
return key_code;
}

int get_type(ut_kvp_instance_t *pInstance, char *type)
int keyhandler_get_type(ut_kvp_instance_t *pInstance, char *type)
{
char event_type_str[256];
int event_type_code;

snprintf(event_type_str, sizeof(event_type_str), "%s%s", "EVENT_TYPE/", type);
UT_LOG("event_type_str=[%s]", event_type_str);
event_type_code = ut_kvp_getUInt32Field(pInstance, event_type_str);
if (event_type_code == 0)
{
UT_LOG_ERROR("event type code not found");
return 0;
}

UT_LOG("event_type_code=[%d]", event_type_code);
return event_type_code;
Expand Down Expand Up @@ -110,7 +154,8 @@ int main(int argc, char *argv[])
// Parse command-line arguments
/*
• -p <profile_file>
Path to the profile YAML file defining event types and key mappings. Required.
Path to the profile YAML file defining event types and key mappings. Optional.
Default : KEYHANDLER_PROFILE_YAML_FILE
• -t <event_type>
Type of the event (e.g., EV_KEY). Required.
• -c <event_code>
Expand All @@ -125,11 +170,12 @@ int main(int argc, char *argv[])
{
case 'p':
profile_file = optarg;
status = ut_kvp_profile_open(optarg);
status = keyhandler_profile_open(optarg);
if (status != UT_KVP_STATUS_SUCCESS)
{
UT_LOG_ERROR("Failed to Load profile_file [%s]", optarg);
}
UT_LOG_DEBUG("Profile File used: %s\n", profile_file);
break;
case 't':
type = optarg;
Expand All @@ -149,35 +195,42 @@ int main(int argc, char *argv[])
// Validate required arguments
if (profile_file == NULL)
{
UT_LOG_ERROR("Error: Missing required arguments.");
print_usage(argv[0]);
return 1;
profile_file = KEYHANDLER_PROFILE_YAML_FILE;
status = keyhandler_profile_open(KEYHANDLER_PROFILE_YAML_FILE);
if (status != UT_KVP_STATUS_SUCCESS)
{
UT_LOG_ERROR("Failed to Load profile_file [%s]", KEYHANDLER_PROFILE_YAML_FILE);
}
UT_LOG_DEBUG("Profile File used: %s\n", profile_file);
}

pInstance = ut_kvp_profile_getInstance();
pInstance = keyhandler_getInstance();
if(pInstance == NULL)
{
UT_LOG_ERROR("perhaps platform profile was not passed using -p switch");
UT_LOG_ERROR("KVP instance is NULL");
return -1;
}

//print_yaml(pInstance);

int fd = open("/dev/uinput", O_WRONLY | O_NONBLOCK);
//FIXME : error checks for ioctls and fds


/*
* The ioctls below will enable the device that is about to be
* created, to pass key events, in this case the space key.
*/
//ioctl(fd, UI_SET_EVBIT, EV_KEY);
//ioctl(fd, UI_SET_KEYBIT, result_kvp);
//FIXME : error checks for ioctls and fds
ioctl(fd, UI_SET_EVBIT, keyhandler_get_type(pInstance, type));
ioctl(fd, UI_SET_KEYBIT, keyhandler_get_code(pInstance, type, code));

memset(&usetup, 0, sizeof(usetup));
usetup.id.bustype = BUS_USB;
usetup.id.vendor = 0x1234; /* sample vendor */
usetup.id.product = 0x5678; /* sample product */
strcpy(usetup.name, "Example device");
usetup.id.vendor = 0xbeef; /* from RDK Key Simulator */
usetup.id.product = 0xfedc; /* from RDK Key Simulator */
usetup.id.version = 1; /* from RDK Key Simulator */
strcpy(usetup.name, "key-simulator"); /* from RDK Key Simulator */

ioctl(fd, UI_DEV_SETUP, &usetup);
ioctl(fd, UI_DEV_CREATE);
Expand All @@ -190,11 +243,11 @@ int main(int argc, char *argv[])
//UT_LOG_DEBUG("value: %d\n", value);

/* Key press, report the event, send key release, and report again */
emit(fd, get_type(pInstance, type), get_code(pInstance, type, code), value);
emit(fd, keyhandler_get_type(pInstance, type), keyhandler_get_code(pInstance, type, code), value);

ioctl(fd, UI_DEV_DESTROY);
close(fd);
ut_kvp_profile_close();
keyhandler_profile_close();

return 0;
}
}
2 changes: 1 addition & 1 deletion keyhandler/run.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -32,4 +32,4 @@ if [ -d ../build/linux/lib ]; then
cp ../build/linux/lib/libut_control.so .
fi
export LD_LIBRARY_PATH=/usr/lib:/lib:/home/root:.
./ut_core_key_input -p input-event-codes-5.15.yaml $@
./ut_core_key_input $@

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