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/*
* Copyright 2015 Ettus Research LLC
*
* SPDX-License-Identifier: GPL-3.0
*/
/* C-Interface for multi_usrp_clock */
#include <uhd/utils/static.hpp>
#include <uhd/usrp_clock/multi_usrp_clock.hpp>
#include <uhd/usrp_clock/usrp_clock.h>
#include <boost/thread/mutex.hpp>
#include <string.h>
#include <map>
/****************************************************************************
* Registry / Pointer Management
***************************************************************************/
/* Public structs */
struct uhd_usrp_clock {
size_t usrp_clock_index;
std::string last_error;
};
/* Not public: We use this for our internal registry */
struct usrp_clock_ptr {
uhd::usrp_clock::multi_usrp_clock::sptr ptr;
static size_t usrp_clock_counter;
};
size_t usrp_clock_ptr::usrp_clock_counter = 0;
typedef struct usrp_clock_ptr usrp_clock_ptr;
/* Prefer map, because the list can be discontiguous */
typedef std::map<size_t, usrp_clock_ptr> usrp_clock_ptrs;
UHD_SINGLETON_FCN(usrp_clock_ptrs, get_usrp_clock_ptrs);
/* Shortcut for accessing the underlying USRP clock sptr from a uhd_usrp_clock_handle* */
#define USRP_CLOCK(h_ptr) (get_usrp_clock_ptrs()[h_ptr->usrp_clock_index].ptr)
/****************************************************************************
* Generate / Destroy API calls
***************************************************************************/
static boost::mutex _usrp_clock_find_mutex;
uhd_error uhd_usrp_clock_find(
const char* args,
uhd_string_vector_t *devices_out
){
UHD_SAFE_C(
boost::mutex::scoped_lock lock(_usrp_clock_find_mutex);
uhd::device_addrs_t devs = uhd::device::find(std::string(args), uhd::device::CLOCK);
devices_out->string_vector_cpp.clear();
for(const uhd::device_addr_t &dev: devs){
devices_out->string_vector_cpp.push_back(dev.to_string());
}
)
}
static boost::mutex _usrp_clock_make_mutex;
uhd_error uhd_usrp_clock_make(
uhd_usrp_clock_handle *h,
const char *args
){
UHD_SAFE_C(
boost::mutex::scoped_lock lock(_usrp_clock_make_mutex);
size_t usrp_clock_count = usrp_clock_ptr::usrp_clock_counter;
usrp_clock_ptr::usrp_clock_counter++;
// Initialize USRP Clock
uhd::device_addr_t device_addr(args);
usrp_clock_ptr P;
P.ptr = uhd::usrp_clock::multi_usrp_clock::make(device_addr);
// Dump into registry
get_usrp_clock_ptrs()[usrp_clock_count] = P;
// Update handle
(*h) = new uhd_usrp_clock;
(*h)->usrp_clock_index = usrp_clock_count;
)
}
static boost::mutex _usrp_clock_free_mutex;
uhd_error uhd_usrp_clock_free(
uhd_usrp_clock_handle *h
){
UHD_SAFE_C(
boost::mutex::scoped_lock lock(_usrp_clock_free_mutex);
if(!get_usrp_clock_ptrs().count((*h)->usrp_clock_index)){
return UHD_ERROR_INVALID_DEVICE;
}
get_usrp_clock_ptrs().erase((*h)->usrp_clock_index);
delete *h;
*h = NULL;
)
}
uhd_error uhd_usrp_clock_last_error(
uhd_usrp_clock_handle h,
char* error_out,
size_t strbuffer_len
){
UHD_SAFE_C(
memset(error_out, '\0', strbuffer_len);
strncpy(error_out, h->last_error.c_str(), strbuffer_len);
)
}
uhd_error uhd_usrp_clock_get_pp_string(
uhd_usrp_clock_handle h,
char* pp_string_out,
size_t strbuffer_len
){
UHD_SAFE_C_SAVE_ERROR(h,
memset(pp_string_out, '\0', strbuffer_len);
strncpy(pp_string_out, USRP_CLOCK(h)->get_pp_string().c_str(), strbuffer_len);
)
}
uhd_error uhd_usrp_clock_get_num_boards(
uhd_usrp_clock_handle h,
size_t *num_boards_out
){
UHD_SAFE_C_SAVE_ERROR(h,
*num_boards_out = USRP_CLOCK(h)->get_num_boards();
)
}
uhd_error uhd_usrp_clock_get_time(
uhd_usrp_clock_handle h,
size_t board,
uint32_t *clock_time_out
){
UHD_SAFE_C_SAVE_ERROR(h,
*clock_time_out = USRP_CLOCK(h)->get_time(board);
)
}
uhd_error uhd_usrp_clock_get_sensor(
uhd_usrp_clock_handle h,
const char* name,
size_t board,
uhd_sensor_value_handle *sensor_value_out
){
UHD_SAFE_C_SAVE_ERROR(h,
delete (*sensor_value_out)->sensor_value_cpp;
(*sensor_value_out)->sensor_value_cpp = new uhd::sensor_value_t(USRP_CLOCK(h)->get_sensor(name, board));
)
}
uhd_error uhd_usrp_clock_get_sensor_names(
uhd_usrp_clock_handle h,
size_t board,
uhd_string_vector_handle *sensor_names_out
){
UHD_SAFE_C_SAVE_ERROR(h,
(*sensor_names_out)->string_vector_cpp = USRP_CLOCK(h)->get_sensor_names(board);
)
}
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