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improved handling for list of telnet commands

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This commit is contained in:
Igor Socec 2014-03-19 11:20:16 +01:00
parent 676e16a477
commit bdf36796bf
6 changed files with 36 additions and 14 deletions
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27
telnet.c
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@ -1,5 +1,8 @@
#include "moxerver.h"
/*
* Handling details related to telnet protocol.
*/
#include "moxerver.h"
/* structure for holding telnet option name and value */
struct telnet_option_t {
@ -17,25 +20,27 @@ struct telnet_option_t telnet_options[] = {
{"ECHO", 1},
{"SGA", 3},
{"LINEMODE", 34},
{NULL, 0}
/* this list must end with {NULL, 0} */
};
#define TELNET_OPTIONS_COUNT 8 /* keep this up with the number of supported options */
//TODO implement this list with last element being NULL so we don't need to keep count
/* Returns telnet option name based on the value. */
static const char* telnet_option_name(int value) {
int i;
for (i = 0; i < TELNET_OPTIONS_COUNT; i ++)
if (telnet_options[i].value == value)
return telnet_options[i].name;
int i = 0;
while (telnet_options[i].name) {
if (telnet_options[i].value == value) return telnet_options[i].name;
i++;
}
return '\0';
}
/* Returns telnet option value based on the name. */
static char telnet_option_value(const char* name) {
int i;
for (i = 0; i < TELNET_OPTIONS_COUNT; i ++)
if (!strcmp(telnet_options[i].name, name))
return telnet_options[i].value;
int i = 0;
while (telnet_options[i].name) {
if (!strcmp(telnet_options[i].name, name)) return telnet_options[i].value;
i++;
}
return 0;
}