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|
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <limits.h>
#include "../error/error.h"
#include "parameters.h"
static int parse_reply_rate
(
struct JH_parameters param [const restrict static 1],
const char argv [const restrict]
)
{
long long int input;
const int old_errno = errno;
errno = 0;
input = strtoll(argv, (char **) NULL, 10);
if
(
(errno != 0)
|| (input > (long long int) 100)
|| (input < 0)
)
{
JH_FATAL
(
stderr,
"Invalid or value for parameter 'reply_rate', accepted "
"range is "
"[0, %hu] (integer).",
100
);
errno = old_errno;
return -1;
}
param->reply_rate =
(int)
(
((double) RAND_MAX)
* (((double) input) * ((double) 0.01))
);
errno = old_errno;
return 0;
}
static void set_default_to_all_fields
(
struct JH_parameters param [const restrict static 1]
)
{
param->reply_rate = -1;
param->socket_name = (const char *) NULL;
param->dest_socket_name = (const char *) NULL;
}
static int is_valid
(
struct JH_parameters param [const restrict static 1]
)
{
int valid;
valid = 1;
if (param->socket_name == (const char *) NULL)
{
JH_S_FATAL(stderr, "Missing parameter: This entity's socket name.");
valid = 0;
}
if (param->dest_socket_name == (const char *) NULL)
{
JH_S_FATAL(stderr, "Missing parameter: The destination's socket name.");
valid = 0;
}
if (param->reply_rate == -1)
{
JH_S_FATAL(stderr, "Missing parameter: The reply rate.");
valid = 0;
}
return valid;
}
static void set_parameters
(
struct JH_parameters param [const restrict static 1],
int const argc,
const char * argv [const static argc]
)
{
if (argc < 2)
{
return;
}
param->socket_name = argv[1];
if (argc < 3)
{
return;
}
param->dest_socket_name = argv[2];
if (argc < 4)
{
return;
}
parse_reply_rate(param, argv[3]);
}
int JH_parameters_initialize
(
struct JH_parameters param [const restrict static 1],
int const argc,
const char * argv [const static argc]
)
{
set_default_to_all_fields(param);
set_parameters(param, argc, argv);
if (!is_valid(param))
{
return -1;
}
return 0;
}
|
