diff options
Diffstat (limited to 'dataservices/rmnetctl/src')
| -rw-r--r-- | dataservices/rmnetctl/src/Android.mk | 26 | ||||
| -rw-r--r-- | dataservices/rmnetctl/src/Makefile.am | 16 | ||||
| l--------- | dataservices/rmnetctl/src/inc | 1 | ||||
| -rw-r--r-- | dataservices/rmnetctl/src/librmnetctl.c | 905 |
4 files changed, 0 insertions, 948 deletions
diff --git a/dataservices/rmnetctl/src/Android.mk b/dataservices/rmnetctl/src/Android.mk deleted file mode 100644 index 6be3d74..0000000 --- a/dataservices/rmnetctl/src/Android.mk +++ /dev/null @@ -1,26 +0,0 @@ -LOCAL_PATH := $(call my-dir) - -include $(CLEAR_VARS) -LOCAL_MODULE := librmnetctl_headers -LOCAL_EXPORT_C_INCLUDE_DIRS:=$(LOCAL_PATH)/inc -include $(BUILD_HEADER_LIBRARY) - -include $(CLEAR_VARS) -LOCAL_SRC_FILES := librmnetctl.c -LOCAL_CFLAGS := -Wall -Werror - -LOCAL_C_INCLUDES := $(LOCAL_PATH)/inc -LOCAL_C_INCLUDES += $(LOCAL_PATH) -ifeq ($(TARGET_COMPILE_WITH_MSM_KERNEL),true) -LOCAL_C_INCLUDES += $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ/usr/include -LOCAL_ADDITIONAL_DEPENDENCIES := $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ/usr -endif - -LOCAL_CLANG := true -LOCAL_MODULE := librmnetctl -LOCAL_MODULE_TAGS := optional -LOCAL_MODULE_OWNER := qcom -LOCAL_PROPRIETARY_MODULE := true -LOCAL_PRELINK_MODULE := false - -include $(BUILD_SHARED_LIBRARY) diff --git a/dataservices/rmnetctl/src/Makefile.am b/dataservices/rmnetctl/src/Makefile.am deleted file mode 100644 index 5f4ff95..0000000 --- a/dataservices/rmnetctl/src/Makefile.am +++ /dev/null @@ -1,16 +0,0 @@ -AM_CFLAGS = -Wall -Werror -Wundef -Wstrict-prototypes -Wno-trigraphs -AM_CFLAGS += -I./../inc - -librmnetctl_la_C = @C@ -librmnetctl_la_SOURCES = librmnetctl.c - -common_CFLAGS = -DUSE_GLIB @GLIB_CFLAGS@ -common_LDFLAGS = -lpthread -lrt @GLIB_LIBS@ - -librmnetctl_la_CFLAGS := $(AM_CFLAGS) $(common_CFLAGS) -librmnetctl_la_LDFLAGS := -shared $(common_LDFLAGS) - -library_includedir = $(pkgincludedir) -library_include_HEADERS = ./../inc/librmnetctl.h - -lib_LTLIBRARIES = librmnetctl.la diff --git a/dataservices/rmnetctl/src/inc b/dataservices/rmnetctl/src/inc deleted file mode 120000 index 456aecc..0000000 --- a/dataservices/rmnetctl/src/inc +++ /dev/null @@ -1 +0,0 @@ -../inc/
\ No newline at end of file diff --git a/dataservices/rmnetctl/src/librmnetctl.c b/dataservices/rmnetctl/src/librmnetctl.c deleted file mode 100644 index 8432a93..0000000 --- a/dataservices/rmnetctl/src/librmnetctl.c +++ /dev/null @@ -1,905 +0,0 @@ -/****************************************************************************** - - L I B R M N E T C T L . C - -Copyright (c) 2013-2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -******************************************************************************/ - -/*! -* @file librmnetctl.c -* @brief rmnet control API's implementation file -*/ - -/*=========================================================================== - INCLUDE FILES -===========================================================================*/ - -#include <sys/socket.h> -#include <stdint.h> -#include <linux/netlink.h> -#include <string.h> -#include <stdio.h> -#include <unistd.h> -#include <stdlib.h> -#include <linux/rmnet_data.h> -#include "librmnetctl_hndl.h" -#include "librmnetctl.h" - -#ifdef USE_GLIB -#include <glib.h> -#define strlcpy g_strlcpy -#endif - -#define RMNETCTL_SOCK_FLAG 0 -#define ROOT_USER_ID 0 -#define MIN_VALID_PROCESS_ID 0 -#define MIN_VALID_SOCKET_FD 0 -#define KERNEL_PROCESS_ID 0 -#define UNICAST 0 -#define MAX_BUF_SIZE sizeof(struct nlmsghdr) + sizeof(struct rmnet_nl_msg_s) -#define INGRESS_FLAGS_MASK (RMNET_INGRESS_FIX_ETHERNET | \ - RMNET_INGRESS_FORMAT_MAP | \ - RMNET_INGRESS_FORMAT_DEAGGREGATION | \ - RMNET_INGRESS_FORMAT_DEMUXING | \ - RMNET_INGRESS_FORMAT_MAP_COMMANDS | \ - RMNET_INGRESS_FORMAT_MAP_CKSUMV3 | \ - RMNET_INGRESS_FORMAT_MAP_CKSUMV4) -#define EGRESS_FLAGS_MASK (RMNET_EGRESS_FORMAT__RESERVED__ | \ - RMNET_EGRESS_FORMAT_MAP | \ - RMNET_EGRESS_FORMAT_AGGREGATION | \ - RMNET_EGRESS_FORMAT_MUXING | \ - RMNET_EGRESS_FORMAT_MAP_CKSUMV3 | \ - RMNET_EGRESS_FORMAT_MAP_CKSUMV4) - -#define min(a, b) (((a) < (b)) ? (a) : (b)) -/*=========================================================================== - LOCAL FUNCTION DEFINITIONS -===========================================================================*/ -/*! -* @brief Synchronous method to send and receive messages to and from the kernel -* using netlink sockets -* @details Increments the transaction id for each message sent to the kernel. -* Sends the netlink message to the kernel and receives the response from the -* kernel. -* @param *hndl RmNet handle for this transaction -* @param request Message to be sent to the kernel -* @param response Message received from the kernel -* @return RMNETCTL_API_SUCCESS if successfully able to send and receive message -* from the kernel -* @return RMNETCTL_API_ERR_HNDL_INVALID if RmNet handle for the transaction was -* NULL -* @return RMNETCTL_API_ERR_REQUEST_NULL not enough memory to create buffer for -* sending the message -* @return RMNETCTL_API_ERR_MESSAGE_SEND if could not send the message to kernel -* @return RMNETCTL_API_ERR_MESSAGE_RECEIVE if could not receive message from the -* kernel -* @return RMNETCTL_API_ERR_MESSAGE_TYPE if the request and response type do not -* match -*/ -static uint16_t rmnetctl_transact(rmnetctl_hndl_t *hndl, - struct rmnet_nl_msg_s *request, - struct rmnet_nl_msg_s *response) { - uint8_t *request_buf, *response_buf; - struct nlmsghdr *nlmsghdr_val; - struct rmnet_nl_msg_s *rmnet_nl_msg_s_val; - ssize_t bytes_read = -1; - uint16_t return_code = RMNETCTL_API_ERR_HNDL_INVALID; - struct sockaddr_nl* __attribute__((__may_alias__)) saddr_ptr; - request_buf = NULL; - response_buf = NULL; - nlmsghdr_val = NULL; - rmnet_nl_msg_s_val = NULL; - do { - if (!hndl){ - break; - } - if (!request){ - return_code = RMNETCTL_API_ERR_REQUEST_NULL; - break; - } - if (!response){ - return_code = RMNETCTL_API_ERR_RESPONSE_NULL; - break; - } - request_buf = (uint8_t *)malloc(MAX_BUF_SIZE * sizeof(uint8_t)); - if (!request_buf){ - return_code = RMNETCTL_API_ERR_REQUEST_NULL; - break; - } - - response_buf = (uint8_t *)malloc(MAX_BUF_SIZE * sizeof(uint8_t)); - if (!response_buf) { - free(request_buf); - return_code = RMNETCTL_API_ERR_RESPONSE_NULL; - break; - } - - nlmsghdr_val = (struct nlmsghdr *)request_buf; - rmnet_nl_msg_s_val = (struct rmnet_nl_msg_s *)NLMSG_DATA(request_buf); - - memset(request_buf, 0, MAX_BUF_SIZE*sizeof(uint8_t)); - memset(response_buf, 0, MAX_BUF_SIZE*sizeof(uint8_t)); - - nlmsghdr_val->nlmsg_seq = hndl->transaction_id; - nlmsghdr_val->nlmsg_pid = hndl->pid; - nlmsghdr_val->nlmsg_len = MAX_BUF_SIZE; - - memcpy((void *)NLMSG_DATA(request_buf), request, - sizeof(struct rmnet_nl_msg_s)); - - rmnet_nl_msg_s_val->crd = RMNET_NETLINK_MSG_COMMAND; - hndl->transaction_id++; - - saddr_ptr = &hndl->dest_addr; - socklen_t addrlen = sizeof(struct sockaddr_nl); - if (sendto(hndl->netlink_fd, - request_buf, - MAX_BUF_SIZE, - RMNETCTL_SOCK_FLAG, - (struct sockaddr*)saddr_ptr, - sizeof(struct sockaddr_nl)) < 0) { - return_code = RMNETCTL_API_ERR_MESSAGE_SEND; - free(request_buf); - free(response_buf); - break; - } - - saddr_ptr = &hndl->src_addr; - bytes_read = recvfrom(hndl->netlink_fd, - response_buf, - MAX_BUF_SIZE, - RMNETCTL_SOCK_FLAG, - (struct sockaddr*)saddr_ptr, - &addrlen); - if (bytes_read < 0) { - return_code = RMNETCTL_API_ERR_MESSAGE_RECEIVE; - free(request_buf); - free(response_buf); - break; - } - - memcpy(response, (void *)NLMSG_DATA(response_buf), - sizeof(struct rmnet_nl_msg_s)); - if (sizeof(*response) < sizeof(struct rmnet_nl_msg_s)) { - return_code = RMNETCTL_API_ERR_RESPONSE_NULL; - free(request_buf); - free(response_buf); - break; - } - - if (request->message_type != response->message_type) { - return_code = RMNETCTL_API_ERR_MESSAGE_TYPE; - free(request_buf); - free(response_buf); - break; - } - return_code = RMNETCTL_SUCCESS; - free(request_buf); - free(response_buf); - } while(0); - return return_code; -} - -/*! -* @brief Static function to check the dev name -* @details Checks if the name is not NULL and if the name is less than the -* RMNET_MAX_STR_LEN -* @param dev_name Name of the device -* @return RMNETCTL_SUCCESS if successful -* @return RMNETCTL_INVALID_ARG if invalid arguments were passed to the API -*/ -static inline int _rmnetctl_check_dev_name(const char *dev_name) { - int return_code = RMNETCTL_INVALID_ARG; - do { - if (!dev_name) - break; - if (strlen(dev_name) >= RMNET_MAX_STR_LEN) - break; - return_code = RMNETCTL_SUCCESS; - } while(0); - return return_code; -} - -/*! -* @brief Static function to check the string length after a copy -* @details Checks if the string length is not lesser than zero and lesser than -* RMNET_MAX_STR_LEN -* @param str_len length of the string after a copy -* @param error_code Status code of this operation -* @return RMNETCTL_SUCCESS if successful -* @return RMNETCTL_LIB_ERR if there was a library error. Check error_code -*/ -static inline int _rmnetctl_check_len(size_t str_len, uint16_t *error_code) { - int return_code = RMNETCTL_LIB_ERR; - do { - if (str_len > RMNET_MAX_STR_LEN) { - *error_code = RMNETCTL_API_ERR_STRING_TRUNCATION; - break; - } - return_code = RMNETCTL_SUCCESS; - } while(0); - return return_code; -} - -/*! -* @brief Static function to check the response type -* @details Checks if the response type of this message was return code -* @param crd The crd field passed -* @param error_code Status code of this operation -* @return RMNETCTL_SUCCESS if successful -* @return RMNETCTL_LIB_ERR if there was a library error. Check error_code -*/ -static inline int _rmnetctl_check_code(int crd, uint16_t *error_code) { - int return_code = RMNETCTL_LIB_ERR; - do { - if (crd != RMNET_NETLINK_MSG_RETURNCODE) { - *error_code = RMNETCTL_API_ERR_RETURN_TYPE; - break; - } - return_code = RMNETCTL_SUCCESS; - } while(0); - return return_code; -} - -/*! -* @brief Static function to check the response type -* @details Checks if the response type of this message was data -* @param crd The crd field passed -* @param error_code Status code of this operation -* @return RMNETCTL_SUCCESS if successful -* @return RMNETCTL_LIB_ERR if there was a library error. Check error_code -*/ -static inline int _rmnetctl_check_data(int crd, uint16_t *error_code) { - int return_code = RMNETCTL_LIB_ERR; - do { - if (crd != RMNET_NETLINK_MSG_RETURNDATA) { - *error_code = RMNETCTL_API_ERR_RETURN_TYPE; - break; - } - return_code = RMNETCTL_SUCCESS; - } while(0); - return return_code; -} - -/*! -* @brief Static function to set the return value -* @details Checks if the error_code from the transaction is zero for a return -* code type message and sets the message type as RMNETCTL_SUCCESS -* @param crd The crd field passed -* @param error_code Status code of this operation -* @return RMNETCTL_SUCCESS if successful -* @return RMNETCTL_KERNEL_ERR if there was an error in the kernel. -* Check error_code -*/ -static inline int _rmnetctl_set_codes(int error_val, uint16_t *error_code) { - int return_code = RMNETCTL_KERNEL_ERR; - if (error_val == RMNET_CONFIG_OK) - return_code = RMNETCTL_SUCCESS; - else - *error_code = (uint16_t)error_val + RMNETCTL_KERNEL_FIRST_ERR; - return return_code; -} - -/*=========================================================================== - EXPOSED API -===========================================================================*/ - -int rmnetctl_init(rmnetctl_hndl_t **hndl, uint16_t *error_code) -{ - pid_t pid = 0; - int netlink_fd = -1, return_code = RMNETCTL_LIB_ERR; - struct sockaddr_nl* __attribute__((__may_alias__)) saddr_ptr; - do { - if ((!hndl) || (!error_code)){ - return_code = RMNETCTL_INVALID_ARG; - break; - } - - *hndl = (rmnetctl_hndl_t *)malloc(sizeof(rmnetctl_hndl_t)); - if (!*hndl) { - *error_code = RMNETCTL_API_ERR_HNDL_INVALID; - break; - } - - memset(*hndl, 0, sizeof(rmnetctl_hndl_t)); - - pid = getpid(); - if (pid < MIN_VALID_PROCESS_ID) { - free(*hndl); - *error_code = RMNETCTL_INIT_ERR_PROCESS_ID; - break; - } - (*hndl)->pid = (uint32_t)pid; - netlink_fd = socket(PF_NETLINK, SOCK_RAW, RMNET_NETLINK_PROTO); - if (netlink_fd < MIN_VALID_SOCKET_FD) { - free(*hndl); - *error_code = RMNETCTL_INIT_ERR_NETLINK_FD; - break; - } - - (*hndl)->netlink_fd = netlink_fd; - - memset(&(*hndl)->src_addr, 0, sizeof(struct sockaddr_nl)); - - (*hndl)->src_addr.nl_family = AF_NETLINK; - (*hndl)->src_addr.nl_pid = (*hndl)->pid; - - saddr_ptr = &(*hndl)->src_addr; - if (bind((*hndl)->netlink_fd, - (struct sockaddr*)saddr_ptr, - sizeof(struct sockaddr_nl)) < 0) { - close((*hndl)->netlink_fd); - free(*hndl); - *error_code = RMNETCTL_INIT_ERR_BIND; - break; - } - - memset(&(*hndl)->dest_addr, 0, sizeof(struct sockaddr_nl)); - - (*hndl)->dest_addr.nl_family = AF_NETLINK; - (*hndl)->dest_addr.nl_pid = KERNEL_PROCESS_ID; - (*hndl)->dest_addr.nl_groups = UNICAST; - - return_code = RMNETCTL_SUCCESS; - } while(0); - return return_code; -} - -void rmnetctl_cleanup(rmnetctl_hndl_t *hndl) -{ - if (!hndl) - return; - close(hndl->netlink_fd); - free(hndl); -} - -int rmnet_associate_network_device(rmnetctl_hndl_t *hndl, - const char *dev_name, - uint16_t *error_code, - uint8_t assoc_dev) -{ - struct rmnet_nl_msg_s request, response; - size_t str_len = 0; - int return_code = RMNETCTL_LIB_ERR; - do { - if ((!hndl) || (!error_code) || _rmnetctl_check_dev_name(dev_name) || - ((assoc_dev != RMNETCTL_DEVICE_ASSOCIATE) && - (assoc_dev != RMNETCTL_DEVICE_UNASSOCIATE))) { - return_code = RMNETCTL_INVALID_ARG; - break; - } - - if (assoc_dev == RMNETCTL_DEVICE_ASSOCIATE) - request.message_type = RMNET_NETLINK_ASSOCIATE_NETWORK_DEVICE; - else - request.message_type = RMNET_NETLINK_UNASSOCIATE_NETWORK_DEVICE; - - request.arg_length = RMNET_MAX_STR_LEN; - str_len = strlcpy((char *)(request.data), dev_name, (size_t)RMNET_MAX_STR_LEN); - if (_rmnetctl_check_len(str_len, error_code) != RMNETCTL_SUCCESS) - break; - - if ((*error_code = rmnetctl_transact(hndl, &request, &response)) - != RMNETCTL_SUCCESS) - break; - if (_rmnetctl_check_code(response.crd, error_code) != RMNETCTL_SUCCESS) - break; - return_code = _rmnetctl_set_codes(response.return_code, error_code); - } while(0); - return return_code; -} - -int rmnet_get_network_device_associated(rmnetctl_hndl_t *hndl, - const char *dev_name, - int *register_status, - uint16_t *error_code) { - struct rmnet_nl_msg_s request, response; - size_t str_len = 0; - int return_code = RMNETCTL_LIB_ERR; - do { - if ((!hndl) || (!register_status) || (!error_code) || - _rmnetctl_check_dev_name(dev_name)) { - return_code = RMNETCTL_INVALID_ARG; - break; - } - - request.message_type = RMNET_NETLINK_GET_NETWORK_DEVICE_ASSOCIATED; - - request.arg_length = RMNET_MAX_STR_LEN; - str_len = strlcpy((char *)(request.data), dev_name, RMNET_MAX_STR_LEN); - if (_rmnetctl_check_len(str_len, error_code) != RMNETCTL_SUCCESS) - break; - - if ((*error_code = rmnetctl_transact(hndl, &request, &response)) - != RMNETCTL_SUCCESS) - break; - - if (_rmnetctl_check_data(response.crd, error_code) - != RMNETCTL_SUCCESS) { - if (_rmnetctl_check_code(response.crd, error_code) - == RMNETCTL_SUCCESS) - return_code = _rmnetctl_set_codes(response.return_code, - error_code); - break; - } - - *register_status = response.return_code; - return_code = RMNETCTL_SUCCESS; - } while(0); - return return_code; -} - -int rmnet_set_link_egress_data_format(rmnetctl_hndl_t *hndl, - uint32_t egress_flags, - uint16_t agg_size, - uint16_t agg_count, - const char *dev_name, - uint16_t *error_code) { - struct rmnet_nl_msg_s request, response; - size_t str_len = 0; - int return_code = RMNETCTL_LIB_ERR; - do { - if ((!hndl) || (!error_code) || _rmnetctl_check_dev_name(dev_name) || - ((~EGRESS_FLAGS_MASK) & egress_flags)) { - return_code = RMNETCTL_INVALID_ARG; - break; - } - - request.message_type = RMNET_NETLINK_SET_LINK_EGRESS_DATA_FORMAT; - - request.arg_length = RMNET_MAX_STR_LEN + - sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t); - str_len = strlcpy((char *)(request.data_format.dev), - dev_name, - RMNET_MAX_STR_LEN); - if (_rmnetctl_check_len(str_len, error_code) != RMNETCTL_SUCCESS) - break; - - request.data_format.flags = egress_flags; - request.data_format.agg_size = agg_size; - request.data_format.agg_count = agg_count; - - if ((*error_code = rmnetctl_transact(hndl, &request, &response)) - != RMNETCTL_SUCCESS) - break; - - if (_rmnetctl_check_code(response.crd, error_code) != RMNETCTL_SUCCESS) - break; - - return_code = _rmnetctl_set_codes(response.return_code, error_code); - } while(0); - return return_code; -} - -int rmnet_get_link_egress_data_format(rmnetctl_hndl_t *hndl, - const char *dev_name, - uint32_t *egress_flags, - uint16_t *agg_size, - uint16_t *agg_count, - uint16_t *error_code) { - struct rmnet_nl_msg_s request, response; - size_t str_len = 0; - int return_code = RMNETCTL_LIB_ERR; - do { - if ((!hndl) || (!egress_flags) || (!agg_size) || (!agg_count) || - (!error_code) || _rmnetctl_check_dev_name(dev_name)) { - return_code = RMNETCTL_INVALID_ARG; - break; - } - request.message_type = RMNET_NETLINK_GET_LINK_EGRESS_DATA_FORMAT; - - request.arg_length = RMNET_MAX_STR_LEN; - str_len = strlcpy((char *)(request.data_format.dev), - dev_name, - RMNET_MAX_STR_LEN); - if (_rmnetctl_check_len(str_len, error_code) != RMNETCTL_SUCCESS) - break; - - if ((*error_code = rmnetctl_transact(hndl, &request, &response)) - != RMNETCTL_SUCCESS) - break; - - if (_rmnetctl_check_data(response.crd, error_code) - != RMNETCTL_SUCCESS) { - if (_rmnetctl_check_code(response.crd, error_code) - == RMNETCTL_SUCCESS) - return_code = _rmnetctl_set_codes(response.return_code, - error_code); - break; - } - - *egress_flags = response.data_format.flags; - *agg_size = response.data_format.agg_size; - *agg_count = response.data_format.agg_count; - return_code = RMNETCTL_SUCCESS; - } while(0); - return return_code; -} - -int rmnet_set_link_ingress_data_format_tailspace(rmnetctl_hndl_t *hndl, - uint32_t ingress_flags, - uint8_t tail_spacing, - const char *dev_name, - uint16_t *error_code) { - struct rmnet_nl_msg_s request, response; - size_t str_len = 0; - int return_code = RMNETCTL_LIB_ERR; - do { - if ((!hndl) || (!error_code) || _rmnetctl_check_dev_name(dev_name) || - ((~INGRESS_FLAGS_MASK) & ingress_flags)) { - return_code = RMNETCTL_INVALID_ARG; - break; - } - - request.message_type = RMNET_NETLINK_SET_LINK_INGRESS_DATA_FORMAT; - - request.arg_length = RMNET_MAX_STR_LEN + - sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t); - str_len = strlcpy((char *)(request.data_format.dev), - dev_name, - RMNET_MAX_STR_LEN); - if (_rmnetctl_check_len(str_len, error_code) != RMNETCTL_SUCCESS) - break; - request.data_format.flags = ingress_flags; - request.data_format.tail_spacing = tail_spacing; - - if ((*error_code = rmnetctl_transact(hndl, &request, &response)) - != RMNETCTL_SUCCESS) - break; - - if (_rmnetctl_check_code(response.crd, error_code) != RMNETCTL_SUCCESS) - break; - - return_code = _rmnetctl_set_codes(response.return_code, error_code); - } while(0); - return return_code; -} - -int rmnet_get_link_ingress_data_format_tailspace(rmnetctl_hndl_t *hndl, - const char *dev_name, - uint32_t *ingress_flags, - uint8_t *tail_spacing, - uint16_t *error_code) { - struct rmnet_nl_msg_s request, response; - size_t str_len = 0; - int return_code = RMNETCTL_LIB_ERR; - do { - if ((!hndl) || (!error_code) || - _rmnetctl_check_dev_name(dev_name)) { - return_code = RMNETCTL_INVALID_ARG; - break; - } - - request.message_type = RMNET_NETLINK_GET_LINK_INGRESS_DATA_FORMAT; - - request.arg_length = RMNET_MAX_STR_LEN; - str_len = strlcpy((char *)(request.data_format.dev), - dev_name, - RMNET_MAX_STR_LEN); - if (_rmnetctl_check_len(str_len, error_code) != RMNETCTL_SUCCESS) - break; - - if ((*error_code = rmnetctl_transact(hndl, &request, &response)) - != RMNETCTL_SUCCESS) - break; - - if (_rmnetctl_check_data(response.crd, error_code) - != RMNETCTL_SUCCESS) { - if (_rmnetctl_check_code(response.crd, error_code) - == RMNETCTL_SUCCESS) - return_code = _rmnetctl_set_codes(response.return_code, - error_code); - break; - } - - if (ingress_flags) - *ingress_flags = response.data_format.flags; - - if (tail_spacing) - *tail_spacing = response.data_format.tail_spacing; - - return_code = RMNETCTL_SUCCESS; - } while(0); - return return_code; -} - -int rmnet_set_logical_ep_config(rmnetctl_hndl_t *hndl, - int32_t ep_id, - uint8_t operating_mode, - const char *dev_name, - const char *next_dev, - uint16_t *error_code) { - struct rmnet_nl_msg_s request, response; - size_t str_len = 0; - int return_code = RMNETCTL_LIB_ERR; - do { - if ((!hndl) || ((ep_id < -1) || (ep_id > 31)) || (!error_code) || - _rmnetctl_check_dev_name(dev_name) || - _rmnetctl_check_dev_name(next_dev) || - operating_mode >= RMNET_EPMODE_LENGTH) { - return_code = RMNETCTL_INVALID_ARG; - break; - } - - request.message_type = RMNET_NETLINK_SET_LOGICAL_EP_CONFIG; - - request.arg_length = RMNET_MAX_STR_LEN + - RMNET_MAX_STR_LEN + sizeof(int32_t) + sizeof(uint8_t); - str_len = strlcpy((char *)(request.local_ep_config.dev), - dev_name, - RMNET_MAX_STR_LEN); - if (_rmnetctl_check_len(str_len, error_code) != RMNETCTL_SUCCESS) - break; - - str_len = strlcpy((char *)(request.local_ep_config.next_dev), - next_dev, - RMNET_MAX_STR_LEN); - if (_rmnetctl_check_len(str_len, error_code) != RMNETCTL_SUCCESS) - break; - request.local_ep_config.ep_id = ep_id; - request.local_ep_config.operating_mode = operating_mode; - - if ((*error_code = rmnetctl_transact(hndl, &request, &response)) - != RMNETCTL_SUCCESS) - break; - if (_rmnetctl_check_code(response.crd, error_code) != RMNETCTL_SUCCESS) - break; - - return_code = _rmnetctl_set_codes(response.return_code, error_code); - } while(0); - return return_code; -} - -int rmnet_unset_logical_ep_config(rmnetctl_hndl_t *hndl, - int32_t ep_id, - const char *dev_name, - uint16_t *error_code) { - struct rmnet_nl_msg_s request, response; - size_t str_len = 0; - int return_code = RMNETCTL_LIB_ERR; - do { - - if ((!hndl) || ((ep_id < -1) || (ep_id > 31)) || (!error_code) || - _rmnetctl_check_dev_name(dev_name)) { - return_code = RMNETCTL_INVALID_ARG; - break; - } - - request.message_type = RMNET_NETLINK_UNSET_LOGICAL_EP_CONFIG; - - request.arg_length = RMNET_MAX_STR_LEN + sizeof(int32_t); - str_len = strlcpy((char *)(request.local_ep_config.dev), - dev_name, - RMNET_MAX_STR_LEN); - - if (_rmnetctl_check_len(str_len, error_code) != RMNETCTL_SUCCESS) - break; - - request.local_ep_config.ep_id = ep_id; - - if ((*error_code = rmnetctl_transact(hndl, &request, &response)) - != RMNETCTL_SUCCESS) - break; - if (_rmnetctl_check_code(response.crd, error_code) != RMNETCTL_SUCCESS) - break; - - return_code = _rmnetctl_set_codes(response.return_code, error_code); - } while(0); - - return return_code; -} - -int rmnet_get_logical_ep_config(rmnetctl_hndl_t *hndl, - int32_t ep_id, - const char *dev_name, - uint8_t *operating_mode, - char **next_dev, - uint32_t next_dev_len, - uint16_t *error_code) { - struct rmnet_nl_msg_s request, response; - size_t str_len = 0; - int return_code = RMNETCTL_LIB_ERR; - do { - if ((!hndl) || (!operating_mode) || (!error_code) || ((ep_id < -1) || - (ep_id > 31)) || _rmnetctl_check_dev_name(dev_name) || (!next_dev) - || (0 == next_dev_len)) { - return_code = RMNETCTL_INVALID_ARG; - break; - } - - request.message_type = RMNET_NETLINK_GET_LOGICAL_EP_CONFIG; - - request.arg_length = RMNET_MAX_STR_LEN + sizeof(int32_t); - str_len = strlcpy((char *)(request.local_ep_config.dev), - dev_name, - RMNET_MAX_STR_LEN); - if (_rmnetctl_check_len(str_len, error_code) != RMNETCTL_SUCCESS) - break; - - request.local_ep_config.ep_id = ep_id; - - if ((*error_code = rmnetctl_transact(hndl, &request, &response)) - != RMNETCTL_SUCCESS) - break; - - if (_rmnetctl_check_data(response.crd, error_code) - != RMNETCTL_SUCCESS) { - if (_rmnetctl_check_code(response.crd, error_code) - == RMNETCTL_SUCCESS) - return_code = _rmnetctl_set_codes(response.return_code, - error_code); - break; - } - - str_len = strlcpy(*next_dev, - (char *)(response.local_ep_config.next_dev), - min(RMNET_MAX_STR_LEN, next_dev_len)); - if (_rmnetctl_check_len(str_len, error_code) != RMNETCTL_SUCCESS) - break; - - *operating_mode = response.local_ep_config.operating_mode; - return_code = RMNETCTL_SUCCESS; - } while(0); - return return_code; -} - -int rmnet_new_vnd_prefix(rmnetctl_hndl_t *hndl, - uint32_t id, - uint16_t *error_code, - uint8_t new_vnd, - const char *prefix) -{ - struct rmnet_nl_msg_s request, response; - int return_code = RMNETCTL_LIB_ERR; - size_t str_len = 0; - do { - if ((!hndl) || (!error_code) || - ((new_vnd != RMNETCTL_NEW_VND) && (new_vnd != RMNETCTL_FREE_VND))) { - return_code = RMNETCTL_INVALID_ARG; - break; - } - - memset(request.vnd.vnd_name, 0, RMNET_MAX_STR_LEN); - if (new_vnd == RMNETCTL_NEW_VND) { - if (prefix) { - request.message_type =RMNET_NETLINK_NEW_VND_WITH_PREFIX; - str_len = strlcpy((char *)request.vnd.vnd_name, - prefix, RMNET_MAX_STR_LEN); - if (_rmnetctl_check_len(str_len, error_code) - != RMNETCTL_SUCCESS) - break; - } else { - request.message_type = RMNET_NETLINK_NEW_VND; - } - } else { - request.message_type = RMNET_NETLINK_FREE_VND; - } - - request.arg_length = sizeof(uint32_t); - request.vnd.id = id; - - if ((*error_code = rmnetctl_transact(hndl, &request, &response)) - != RMNETCTL_SUCCESS) - break; - if (_rmnetctl_check_code(response.crd, error_code) != RMNETCTL_SUCCESS) - break; - - return_code = _rmnetctl_set_codes(response.return_code, error_code); - } while(0); - return return_code; -} - -int rmnet_new_vnd(rmnetctl_hndl_t *hndl, - uint32_t id, - uint16_t *error_code, - uint8_t new_vnd) -{ - return rmnet_new_vnd_prefix(hndl, id, error_code, new_vnd, 0); -} - -int rmnet_get_vnd_name(rmnetctl_hndl_t *hndl, - uint32_t id, - uint16_t *error_code, - char *buf, - uint32_t buflen) -{ - struct rmnet_nl_msg_s request, response; - uint32_t str_len; - int return_code = RMNETCTL_LIB_ERR; - do { - if ((!hndl) || (!error_code) || (!buf) || (0 == buflen)) { - return_code = RMNETCTL_INVALID_ARG; - break; - } - - request.message_type = RMNET_NETLINK_GET_VND_NAME; - request.arg_length = sizeof(uint32_t); - request.vnd.id = id; - - - if ((*error_code = rmnetctl_transact(hndl, &request, &response)) - != RMNETCTL_SUCCESS) - break; - - if (_rmnetctl_check_data(response.crd, error_code) - != RMNETCTL_SUCCESS) { - if (_rmnetctl_check_code(response.crd, error_code) - == RMNETCTL_SUCCESS) - return_code = _rmnetctl_set_codes(response.return_code, - error_code); - break; - } - - str_len = (uint32_t)strlcpy(buf, - (char *)(response.vnd.vnd_name), - buflen); - if (str_len >= buflen) { - *error_code = RMNETCTL_API_ERR_STRING_TRUNCATION; - break; - } - - return_code = RMNETCTL_SUCCESS; - } while (0); - return return_code; -} - -int rmnet_add_del_vnd_tc_flow(rmnetctl_hndl_t *hndl, - uint32_t id, - uint32_t map_flow_id, - uint32_t tc_flow_id, - uint8_t set_flow, - uint16_t *error_code) { - struct rmnet_nl_msg_s request, response; - int return_code = RMNETCTL_LIB_ERR; - do { - if ((!hndl) || (!error_code) || ((set_flow != RMNETCTL_ADD_FLOW) && - (set_flow != RMNETCTL_DEL_FLOW))) { - return_code = RMNETCTL_INVALID_ARG; - break; - } - if (set_flow == RMNETCTL_ADD_FLOW) - request.message_type = RMNET_NETLINK_ADD_VND_TC_FLOW; - else - request.message_type = RMNET_NETLINK_DEL_VND_TC_FLOW; - - request.arg_length = (sizeof(uint32_t))*3; - request.flow_control.id = id; - request.flow_control.map_flow_id = map_flow_id; - request.flow_control.tc_flow_id = tc_flow_id; - - if ((*error_code = rmnetctl_transact(hndl, &request, &response)) - != RMNETCTL_SUCCESS) - break; - if (_rmnetctl_check_code(response.crd, error_code) != RMNETCTL_SUCCESS) - break; - return_code = _rmnetctl_set_codes(response.return_code, error_code); - } while(0); - return return_code; -} - |