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struct string_queue {
struct string_queue *next;
char *string;
};
struct call;
typedef struct routing {
struct call *call;
int routing; /* set, if routing is performed (script runs) */
int envc; /* number of environment variables */
const char *envp[256]; /* environment variables */
int envc_dialing; /* envc index for dialing number */
int envc_keypad; /* envc index for keypad */
int envc_complete; /* envc index for complete */
pid_t script_pid; /* pid of routing script */
int script_stdin; /* pipe to stdin */
int script_stdout; /* pipe from stdout */
int script_stdout_child; /* child side of pipe */
int script_stderr; /* pipe from stderr */
int script_stderr_child; /* child side of pipe */
struct string_queue *stdin_queue; /* strings to write to script */
char stdout_buffer[1024]; /* line buffer when reading from script */
int stdout_pos; /* number of characters in buffer */
struct string_queue *stdout_queue; /* strings read from script */
char stderr_buffer[1024]; /* line buffer when reading from script */
int stderr_pos; /* number of characters in buffer */
struct string_queue *stderr_queue; /* strings read from script */
} routing_t;
void env_help(void);
void routing_env_msg(routing_t *routing, osmo_cc_msg_t *msg);
void routing_env_dialing(routing_t *routing, char *number, char *keypad, int complete);
void routing_env_free(routing_t *routing);
void routing_start(routing_t *routing, const char *script, const char *shell);
void routing_stop(routing_t *routing);
void routing_send(routing_t *routing, const char *string);
int routing_handle(routing_t *routing);
/* callbacks */
void routing_receive_stdout(routing_t *routing, const char *string);
void routing_receive_stderr(routing_t *routing, const char *string);
void routing_close(routing_t *routing);
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