void multi_client(int sock)
{
int quit;
int cs;
t_sockaddr_in csin;
unsigned int cslen;
pid_t pid;
cs = accept(sock, (t_sockaddr *)&csin, &cslen);
write(1, "A CLIENT HAS JOINED.\n", sizeof("A CLIENT HAS JOINED.\n"));
pid = fork();
if (pid == -1)
{
write(2, "FORK FAILED.\n", sizeof("FORK FAILED.\n"));
exit(-1);
}
if (pid > 0)
multi_client(sock);
else
{
quit = 0;
while (!quit)
quit = loop_command(cs);
close(cs);
write(1, "A CLIENT HAS LEFT.\n", sizeof("A CLIENT HAS LEFT.\n"));
exit(1);
}
}
cmd_err_t console_parse_cmd( char* line )
{
const command_t* cmd_ptr = NULL;
char* params[MAX_PARAMS];
uint32_t param_cnt = 0;
char copy[strlen(line) + 1];
/* Copy original buffer into local buffer, as tokenize will change the original string */
strcpy( copy, line );
cmd_err_t err = ERR_CMD_OK;
/* First call to strtok. */
params[param_cnt++] = strtok( copy, console_delimit_string );
if ( params[0] == NULL ) /* no command entered */
{
err = ERR_NO_CMD;
}
else
{
/* find the command */
for ( cmd_ptr = console_command_table; cmd_ptr->name != NULL; cmd_ptr++ )
{
if ( strcmp( params[0], cmd_ptr->name ) == 0 )
{
break;
}
}
if ( cmd_ptr->name == NULL )
{
err = ERR_UNKNOWN_CMD;
}
else if ( strcmp(cmd_ptr->name, "loop") == 0 )
{
loop_command( line );
}
else
{
/* determine argument delimit string */
char* delimit;
if ( cmd_ptr->delimit != NULL )
{
delimit = cmd_ptr->delimit;
}
else
{
delimit = console_delimit_string;
}
/* parse arguments */
while ( ( ( params[param_cnt] = strtok( NULL, delimit ) ) != NULL ) )
{
param_cnt++;
if ( param_cnt > ( MAX_PARAMS - 1 ) )
{
err = ERR_TOO_MANY_ARGS;
break;
}
}
/* check arguments */
if ( ( param_cnt - 1 ) < cmd_ptr->arg_count )
{
err = ERR_INSUFFICENT_ARGS;
}
/* run command */
if ( ( err == ERR_CMD_OK ) && ( cmd_ptr->command != NULL ) )
{
platform_enable_mcu_powersave();
err = (cmd_err_t) cmd_ptr->command( param_cnt, params );
platform_disable_mcu_powersave();
}
}
/* process errors */
if ( err != ERR_CMD_OK )
{
if ((err <=0) && (err > ERR_LAST_ERROR))
{
printf( "ERROR: %s\r\n", console_error_strings[-err] );
}
if ( err != ERR_UNKNOWN_CMD )
{
printf("Usage: %s %s\r\n",cmd_ptr->name, cmd_ptr->format);
}
}
}
return err;
}
cmd_err_t console_parse_cmd( const char* line )
{
const command_t* cmd_ptr = NULL;
char* params[MAX_PARAMS];
uint32_t param_cnt = 0;
char* saveptr = NULL;
char copy[strlen(line) + 1];
/* Copy original buffer into local buffer, as tokenize will change the original string */
strcpy( copy, line );
cmd_err_t err = ERR_CMD_OK;
/* First call to strtok. */
params[param_cnt++] = strtok_r( copy, cons.console_delimit_string, &saveptr );
if ( params[0] == NULL ) /* no command entered */
{
err = ERR_NO_CMD;
}
else
{
/* find the command */
if ( (cmd_ptr = console_lookup_command(params[0])) == NULL )
{
err = ERR_UNKNOWN_CMD;
}
else if ( strcmp(cmd_ptr->name, "loop") == 0 )
{
loop_command( line );
}
else
{
uint32_t i = 0;
/* determine argument delimit string */
const char* delimit;
if ( cmd_ptr->delimit != NULL )
{
delimit = cmd_ptr->delimit;
}
else
{
delimit = cons.console_delimit_string;
}
/* parse arguments */
while ( saveptr != NULL && saveptr[ 0 ] != '\0' )
{
wiced_bool_t encap_flag = WICED_FALSE;
/* Check for delimiters first */
while ( saveptr[ 0 ] != '\0' )
{
wiced_bool_t delimiter_flag = WICED_FALSE;
for ( i = 0; i < strlen( delimit ); i++ )
{
if ( saveptr[ 0 ] == delimit[ i ] )
{
saveptr++;
delimiter_flag = WICED_TRUE;
break;
}
}
if ( delimiter_flag == WICED_FALSE )
{
break;
}
}
/* Then check for encapsulation */
for ( i = 0; i < ( sizeof( console_encapsulate_string ) / sizeof( console_encapsulate_string[ 0 ] ) ); i++ )
{
/* If encapsulated, get encapsulated token */
if ( saveptr[ 0 ] == console_encapsulate_string[ i ][ 0 ] )
{
encap_flag = WICED_TRUE;
params[ param_cnt ] = strtok_r( NULL, (char *) console_encapsulate_string[ i ], &saveptr );
break;
}
}
/* Else not encapsulated, check for token */
if ( encap_flag == WICED_FALSE )
{
params[ param_cnt ] = strtok_r( NULL, (char *) delimit, &saveptr );
}
if ( params[ param_cnt ] != NULL )
{
param_cnt++;
if ( param_cnt > ( MAX_PARAMS - 1 ) )
{
err = ERR_TOO_MANY_ARGS;
break;
}
}
}
if ( err == ERR_CMD_OK )
{
params[ param_cnt ] = NULL;
}
/* check arguments */
if ( ( param_cnt - 1 ) < cmd_ptr->arg_count )
{
err = ERR_INSUFFICENT_ARGS;
}
/* run command */
if ( ( err == ERR_CMD_OK ) && ( cmd_ptr->command != NULL ) )
{
err = (cmd_err_t) cmd_ptr->command( param_cnt, params );
}
}
/* process errors */
if ( err != ERR_CMD_OK )
{
if ((err <=0) && (err > ERR_LAST_ERROR))
{
printf( "ERROR: %s\r\n", console_error_strings[-err] );
}
if ( err != ERR_UNKNOWN_CMD )
{
printf("Usage: %s %s\r\n",cmd_ptr->name, cmd_ptr->format);
}
}
}
return err;
}
