mirror of
https://github.com/Hamlib/Hamlib
synced 2026-08-13 17:32:05 -04:00
1229a0a42a
Various strncpy operations could result in a port pathname that is not a NULL terminated string as the allowed string length is the same size as the buffer per the strncpy manual page. This is corrected by assuring that the allowed length is FILPATHLEN - 1.
108 lines
2.7 KiB
C
108 lines
2.7 KiB
C
/*
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* Hamlib rig_bench program
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*/
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <hamlib/rig.h>
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#include <sys/time.h>
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#include "misc.h"
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#define LOOP_COUNT 100
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#define SERIAL_PORT "/dev/ttyS0"
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int main (int argc, char *argv[])
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{
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RIG *my_rig; /* handle to rig (nstance) */
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int retcode; /* generic return code from functions */
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rig_model_t myrig_model;
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unsigned i;
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struct timeval tv1, tv2;
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float elapsed;
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rig_set_debug(RIG_DEBUG_ERR);
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/*
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* allocate memory, setup & open port
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*/
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if (argc < 2) {
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hamlib_port_t myport;
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/* may be overriden by backend probe */
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myport.type.rig = RIG_PORT_SERIAL;
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myport.parm.serial.rate = 9600;
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myport.parm.serial.data_bits = 8;
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myport.parm.serial.stop_bits = 1;
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myport.parm.serial.parity = RIG_PARITY_NONE;
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myport.parm.serial.handshake = RIG_HANDSHAKE_NONE;
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strncpy(myport.pathname, SERIAL_PORT, FILPATHLEN - 1);
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rig_load_all_backends();
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myrig_model = rig_probe(&myport);
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} else {
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myrig_model = atoi(argv[1]);
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}
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my_rig = rig_init(myrig_model);
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if (!my_rig) {
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fprintf(stderr,"Unknown rig num: %d\n", myrig_model);
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fprintf(stderr,"Please check riglist.h\n");
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exit(1); /* whoops! something went wrong (mem alloc?) */
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}
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printf("Opened rig model %d, '%s'\n", my_rig->caps->rig_model,
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my_rig->caps->model_name);
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printf("Backend version: %s, Status: %s\n",
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my_rig->caps->version, rig_strstatus(my_rig->caps->status));
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printf("Serial speed: %d bauds\n", my_rig->state.rigport.parm.serial.rate);
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strncpy(my_rig->state.rigport.pathname,SERIAL_PORT,FILPATHLEN - 1);
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retcode = rig_open(my_rig);
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if (retcode != RIG_OK) {
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printf("rig_open: error = %s\n", rigerror(retcode));
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exit(2);
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}
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printf("Port %s opened ok\n", SERIAL_PORT);
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printf("Perform %d loops...\n", LOOP_COUNT);
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/*
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* we're not using getrusage here because we want effective time
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*/
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gettimeofday(&tv1, NULL);
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for (i=0; i<LOOP_COUNT; i++) {
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freq_t freq;
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rmode_t rmode;
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pbwidth_t width;
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retcode = rig_get_freq(my_rig, RIG_VFO_CURR, &freq);
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if (retcode != RIG_OK ) {
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printf("rig_get_freq: error = %s \n", rigerror(retcode));
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exit(1);
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}
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retcode = rig_get_mode(my_rig, RIG_VFO_CURR, &rmode, &width);
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if (retcode != RIG_OK ) {
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printf("rig_get_mode: error = %s \n", rigerror(retcode));
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exit(1);
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}
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}
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gettimeofday(&tv2, NULL);
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elapsed = tv2.tv_sec - tv1.tv_sec + (tv2.tv_usec - tv1.tv_usec)/1000000.0;
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printf("Elapsed: %.3fs, Avg: %f loops/s, %f s/loop\n",
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elapsed, LOOP_COUNT/elapsed, elapsed/LOOP_COUNT
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);
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rig_close(my_rig); /* close port */
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rig_cleanup(my_rig); /* if you care about memory */
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printf("port %s closed ok \n",SERIAL_PORT);
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return 0;
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}
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