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#include "utils.hpp"
#include <cstring>
#include <cstdio>
#include <cstdlib>
#include <netinet/in.h>
//-----------------------------------------------------
// Function to suppress control characters in a string.
//-----------------------------------------------------
int remove_control_chars (char *str)
{
int i;
int change = 0;
for (i = 0; str[i]; i++)
{
if (0 <= str[i] && str[i] < 32)
{
str[i] = '_';
change = 1;
}
}
return change;
}
//---------------------------------------------------
// E-mail check: return 0 (not correct) or 1 (valid).
//---------------------------------------------------
int e_mail_check (const char *email)
{
char ch;
const char *last_arobas;
// athena limits
if (strlen (email) < 3 || strlen (email) > 39)
return 0;
// part of RFC limits (official reference of e-mail description)
if (strchr (email, '@') == NULL || email[strlen (email) - 1] == '@')
return 0;
if (email[strlen (email) - 1] == '.')
return 0;
last_arobas = strrchr (email, '@');
if (strstr (last_arobas, "@.") != NULL ||
strstr (last_arobas, "..") != NULL)
return 0;
for (ch = 1; ch < 32; ch++)
{
if (strchr (last_arobas, ch) != NULL)
{
return 0;
break;
}
}
if (strchr (last_arobas, ' ') != NULL ||
strchr (last_arobas, ';') != NULL)
return 0;
// all correct
return 1;
}
//-------------------------------------------------
// Return numerical value of a switch configuration
// on/off, english, français, deutsch, español
//-------------------------------------------------
int config_switch (const char *str)
{
if (strcasecmp (str, "on") == 0 || strcasecmp (str, "yes") == 0
|| strcasecmp (str, "oui") == 0 || strcasecmp (str, "ja") == 0
|| strcasecmp (str, "si") == 0)
return 1;
if (strcasecmp (str, "off") == 0 || strcasecmp (str, "no") == 0
|| strcasecmp (str, "non") == 0 || strcasecmp (str, "nein") == 0)
return 0;
return atoi (str);
}
const char *ip2str(struct in_addr ip, bool extra_dot)
{
const uint8_t *p = (const uint8_t *)(&ip);
static char buf[17];
if (extra_dot)
sprintf(buf, "%d.%d.%d.%d.", p[0], p[1], p[2], p[3]);
else
sprintf(buf, "%d.%d.%d.%d", p[0], p[1], p[2], p[3]);
return buf;
}
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