Fri Sep 25 19:28:38 2009

Asterisk developer's documentation


misdn_config.c File Reference

chan_misdn configuration management More...

#include "asterisk.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include "chan_misdn_config.h"
#include "asterisk/config.h"
#include "asterisk/channel.h"
#include "asterisk/logger.h"
#include "asterisk/lock.h"
#include "asterisk/pbx.h"
#include "asterisk/strings.h"
#include "asterisk/utils.h"

Include dependency graph for misdn_config.c:

Go to the source code of this file.

Data Structures

union  misdn_cfg_pt
struct  misdn_cfg_spec
struct  msn_list

Defines

#define AST_DESTROY_CFG   ast_config_destroy
#define AST_LOAD_CFG   ast_config_load
#define CLI_ERROR(name, value, section)
#define GEN_CFG   1
#define NO_DEFAULT   "<>"
#define NONE   0
#define NUM_GEN_ELEMENTS   (sizeof(gen_spec) / sizeof(struct misdn_cfg_spec))
#define NUM_PORT_ELEMENTS   (sizeof(port_spec) / sizeof(struct misdn_cfg_spec))
#define PORT_CFG   2

Enumerations

enum  misdn_cfg_type {
  MISDN_CTYPE_STR, MISDN_CTYPE_INT, MISDN_CTYPE_BOOL, MISDN_CTYPE_BOOLINT,
  MISDN_CTYPE_MSNLIST, MISDN_CTYPE_ASTGROUP
}

Functions

static void _build_general_config (struct ast_variable *v)
static void _build_port_config (struct ast_variable *v, char *cat)
static int _enum_array_map (void)
static void _fill_defaults (void)
static void _free_general_cfg (void)
static void _free_msn_list (struct msn_list *iter)
static void _free_port_cfg (void)
static int _parse (union misdn_cfg_pt *dest, char *value, enum misdn_cfg_type type, int boolint_def)
static int get_cfg_position (char *name, int type)
void misdn_cfg_destroy (void)
void misdn_cfg_get (int port, enum misdn_cfg_elements elem, void *buf, int bufsize)
void misdn_cfg_get_config_string (int port, enum misdn_cfg_elements elem, char *buf, int bufsize)
void misdn_cfg_get_desc (enum misdn_cfg_elements elem, void *buf, int bufsize, void *buf_default, int bufsize_default)
enum misdn_cfg_elements misdn_cfg_get_elem (char *name)
void misdn_cfg_get_name (enum misdn_cfg_elements elem, void *buf, int bufsize)
int misdn_cfg_get_next_port (int port)
int misdn_cfg_get_next_port_spin (int port)
void misdn_cfg_get_ports_string (char *ports)
int misdn_cfg_init (int this_max_ports)
int misdn_cfg_is_group_method (char *group, enum misdn_cfg_method meth)
int misdn_cfg_is_msn_valid (int port, char *msn)
int misdn_cfg_is_port_valid (int port)
static void misdn_cfg_lock (void)
void misdn_cfg_reload (void)
static void misdn_cfg_unlock (void)
void misdn_cfg_update_ptp (void)

Variables

static ast_mutex_t config_mutex
static struct misdn_cfg_spec gen_spec []
static union misdn_cfg_ptgeneral_cfg
static int * map
static int max_ports
static union misdn_cfg_pt ** port_cfg
static struct misdn_cfg_spec port_spec []
static const char ports_description []
static int * ptp


Detailed Description

chan_misdn configuration management

Author:
Christian Richter <crich@beronet.com>

Definition in file misdn_config.c.


Define Documentation

#define AST_DESTROY_CFG   ast_config_destroy

Definition at line 49 of file misdn_config.c.

Referenced by misdn_cfg_init().

#define AST_LOAD_CFG   ast_config_load

Definition at line 48 of file misdn_config.c.

Referenced by misdn_cfg_init().

#define CLI_ERROR ( name,
value,
section   ) 

Value:

({ \
   ast_log(LOG_WARNING, "misdn.conf: \"%s=%s\" (section: %s) invalid or out of range. " \
      "Please edit your misdn.conf and then do a \"misdn reload\".\n", name, value, section); \
})

Definition at line 385 of file misdn_config.c.

Referenced by _build_general_config(), and _build_port_config().

#define GEN_CFG   1

Definition at line 54 of file misdn_config.c.

Referenced by _build_general_config(), get_cfg_position(), and misdn_cfg_get_elem().

#define NO_DEFAULT   "<>"

Definition at line 51 of file misdn_config.c.

Referenced by _fill_defaults(), and misdn_cfg_get_desc().

#define NONE   0

Definition at line 52 of file misdn_config.c.

#define NUM_GEN_ELEMENTS   (sizeof(gen_spec) / sizeof(struct misdn_cfg_spec))

#define NUM_PORT_ELEMENTS   (sizeof(port_spec) / sizeof(struct misdn_cfg_spec))

#define PORT_CFG   2

Definition at line 55 of file misdn_config.c.

Referenced by _build_port_config(), get_cfg_position(), and misdn_cfg_get_elem().


Enumeration Type Documentation

Enumerator:
MISDN_CTYPE_STR 
MISDN_CTYPE_INT 
MISDN_CTYPE_BOOL 
MISDN_CTYPE_BOOLINT 
MISDN_CTYPE_MSNLIST 
MISDN_CTYPE_ASTGROUP 

Definition at line 59 of file misdn_config.c.


Function Documentation

static void _build_general_config ( struct ast_variable v  )  [static]

Definition at line 922 of file misdn_config.c.

References _parse(), misdn_cfg_spec::boolint_def, CLI_ERROR, GEN_CFG, get_cfg_position(), ast_variable::name, ast_variable::next, misdn_cfg_spec::type, and ast_variable::value.

Referenced by misdn_cfg_init().

00923 {
00924    int pos;
00925 
00926    for (; v; v = v->next) {
00927       if (((pos = get_cfg_position(v->name, GEN_CFG)) < 0) || 
00928          (_parse(&general_cfg[pos], v->value, gen_spec[pos].type, gen_spec[pos].boolint_def) < 0))
00929          CLI_ERROR(v->name, v->value, "general");
00930    }
00931 }

static void _build_port_config ( struct ast_variable v,
char *  cat 
) [static]

Definition at line 933 of file misdn_config.c.

References _parse(), misdn_cfg_spec::boolint_def, BUFFERSIZE, CLI_ERROR, get_cfg_position(), ast_variable::name, ast_variable::next, PORT_CFG, strsep(), misdn_cfg_spec::type, type, and ast_variable::value.

Referenced by misdn_cfg_init().

00934 {
00935    int pos, i;
00936    union misdn_cfg_pt cfg_tmp[NUM_PORT_ELEMENTS];
00937    int cfg_for_ports[max_ports + 1];
00938 
00939    if (!v || !cat)
00940       return;
00941 
00942    memset(cfg_tmp, 0, sizeof(cfg_tmp));
00943    memset(cfg_for_ports, 0, sizeof(cfg_for_ports));
00944 
00945    if (!strcasecmp(cat, "default")) {
00946       cfg_for_ports[0] = 1;
00947    }
00948 
00949    if (((pos = get_cfg_position("name", PORT_CFG)) < 0) || 
00950       (_parse(&cfg_tmp[pos], cat, port_spec[pos].type, port_spec[pos].boolint_def) < 0)) {
00951       CLI_ERROR(v->name, v->value, cat);
00952       return;
00953    }
00954 
00955    for (; v; v = v->next) {
00956       if (!strcasecmp(v->name, "ports")) {
00957          char *token;
00958          char ptpbuf[BUFFERSIZE] = "";
00959          int start, end;
00960          for (token = strsep(&v->value, ","); token; token = strsep(&v->value, ","), *ptpbuf = 0) { 
00961             if (!*token)
00962                continue;
00963             if (sscanf(token, "%d-%d%s", &start, &end, ptpbuf) >= 2) {
00964                for (; start <= end; start++) {
00965                   if (start <= max_ports && start > 0) {
00966                      cfg_for_ports[start] = 1;
00967                      ptp[start] = (strstr(ptpbuf, "ptp")) ? 1 : 0;
00968                   } else
00969                      CLI_ERROR(v->name, v->value, cat);
00970                }
00971             } else {
00972                if (sscanf(token, "%d%s", &start, ptpbuf)) {
00973                   if (start <= max_ports && start > 0) {
00974                      cfg_for_ports[start] = 1;
00975                      ptp[start] = (strstr(ptpbuf, "ptp")) ? 1 : 0;
00976                   } else
00977                      CLI_ERROR(v->name, v->value, cat);
00978                } else
00979                   CLI_ERROR(v->name, v->value, cat);
00980             }
00981          }
00982       } else {
00983          if (((pos = get_cfg_position(v->name, PORT_CFG)) < 0) || 
00984             (_parse(&cfg_tmp[pos], v->value, port_spec[pos].type, port_spec[pos].boolint_def) < 0))
00985             CLI_ERROR(v->name, v->value, cat);
00986       }
00987    }
00988 
00989    for (i = 0; i < (max_ports + 1); ++i) {
00990       if (cfg_for_ports[i]) {
00991          memcpy(port_cfg[i], cfg_tmp, sizeof(cfg_tmp));
00992       }
00993    }
00994 }

static int _enum_array_map ( void   )  [static]

Definition at line 390 of file misdn_config.c.

References ast_log(), LOG_WARNING, MISDN_CFG_FIRST, MISDN_CFG_LAST, MISDN_CFG_PTP, MISDN_GEN_FIRST, MISDN_GEN_LAST, NUM_GEN_ELEMENTS, and NUM_PORT_ELEMENTS.

Referenced by misdn_cfg_init().

00391 {
00392    int i, j, ok;
00393 
00394    for (i = MISDN_CFG_FIRST + 1; i < MISDN_CFG_LAST; ++i) {
00395       if (i == MISDN_CFG_PTP)
00396          continue;
00397       ok = 0;
00398       for (j = 0; j < NUM_PORT_ELEMENTS; ++j) {
00399          if (port_spec[j].elem == i) {
00400             map[i] = j;
00401             ok = 1;
00402             break;
00403          }
00404       }
00405       if (!ok) {
00406          ast_log(LOG_WARNING, "Enum element %d in misdn_cfg_elements (port section) has no corresponding element in the config struct!\n", i);
00407          return -1;
00408       }
00409    }
00410    for (i = MISDN_GEN_FIRST + 1; i < MISDN_GEN_LAST; ++i) {
00411       ok = 0;
00412       for (j = 0; j < NUM_GEN_ELEMENTS; ++j) {
00413          if (gen_spec[j].elem == i) {
00414             map[i] = j;
00415             ok = 1;
00416             break;
00417          }
00418       }
00419       if (!ok) {
00420          ast_log(LOG_WARNING, "Enum element %d in misdn_cfg_elements (general section) has no corresponding element in the config struct!\n", i);
00421          return -1;
00422       }
00423    }
00424    return 0;
00425 }

static void _fill_defaults ( void   )  [static]

Definition at line 1051 of file misdn_config.c.

References _parse(), misdn_cfg_pt::any, NO_DEFAULT, NUM_GEN_ELEMENTS, NUM_PORT_ELEMENTS, and type.

Referenced by misdn_cfg_init().

01052 {
01053    int i;
01054 
01055    for (i = 0; i < NUM_PORT_ELEMENTS; ++i) {
01056       if (!port_cfg[0][i].any && strcasecmp(port_spec[i].def, NO_DEFAULT))
01057          _parse(&(port_cfg[0][i]), (char *)port_spec[i].def, port_spec[i].type, port_spec[i].boolint_def);
01058    }
01059    for (i = 0; i < NUM_GEN_ELEMENTS; ++i) {
01060       if (!general_cfg[i].any && strcasecmp(gen_spec[i].def, NO_DEFAULT))
01061          _parse(&(general_cfg[i]), (char *)gen_spec[i].def, gen_spec[i].type, gen_spec[i].boolint_def);
01062    }
01063 }

static void _free_general_cfg ( void   )  [static]

Definition at line 500 of file misdn_config.c.

References misdn_cfg_pt::any, free, and NUM_GEN_ELEMENTS.

Referenced by misdn_cfg_destroy(), and misdn_cfg_init().

00501 {
00502    int i;
00503 
00504    for (i = 0; i < NUM_GEN_ELEMENTS; i++) 
00505       if (general_cfg[i].any)
00506          free(general_cfg[i].any);
00507 }

static void _free_msn_list ( struct msn_list iter  )  [static]

Definition at line 458 of file misdn_config.c.

References free, msn_list::msn, and msn_list::next.

Referenced by _free_port_cfg().

00459 {
00460    if (iter->next)
00461       _free_msn_list(iter->next);
00462    if (iter->msn)
00463       free(iter->msn);
00464    free(iter);
00465 }

static void _free_port_cfg ( void   )  [static]

Definition at line 467 of file misdn_config.c.

References _free_msn_list(), misdn_cfg_pt::any, free, MISDN_CFG_GROUPNAME, MISDN_CTYPE_MSNLIST, misdn_cfg_pt::ml, NUM_PORT_ELEMENTS, misdn_cfg_pt::str, and type.

Referenced by misdn_cfg_destroy(), and misdn_cfg_init().

00468 {
00469    int i, j;
00470    int gn = map[MISDN_CFG_GROUPNAME];
00471    union misdn_cfg_pt* free_list[max_ports + 2];
00472    
00473    memset(free_list, 0, sizeof(free_list));
00474    free_list[0] = port_cfg[0];
00475    for (i = 1; i <= max_ports; ++i) {
00476       if (port_cfg[i][gn].str) {
00477          /* we always have a groupname in the non-default case, so this is fine */
00478          for (j = 1; j <= max_ports; ++j) {
00479             if (free_list[j] && free_list[j][gn].str == port_cfg[i][gn].str)
00480                break;
00481             else if (!free_list[j]) {
00482                free_list[j] = port_cfg[i];
00483                break;
00484             }
00485          }
00486       }
00487    }
00488    for (j = 0; free_list[j]; ++j) {
00489       for (i = 0; i < NUM_PORT_ELEMENTS; ++i) {
00490          if (free_list[j][i].any) {
00491             if (port_spec[i].type == MISDN_CTYPE_MSNLIST)
00492                _free_msn_list(free_list[j][i].ml);
00493             else
00494                free(free_list[j][i].any);
00495          }
00496       }
00497    }
00498 }

static int _parse ( union misdn_cfg_pt dest,
char *  value,
enum misdn_cfg_type  type,
int  boolint_def 
) [static]

Definition at line 859 of file misdn_config.c.

References ast_get_group(), ast_true(), calloc, misdn_cfg_pt::grp, len, malloc, MISDN_CTYPE_ASTGROUP, MISDN_CTYPE_BOOL, MISDN_CTYPE_BOOLINT, MISDN_CTYPE_INT, MISDN_CTYPE_MSNLIST, MISDN_CTYPE_STR, misdn_cfg_pt::ml, msn_list::msn, msn_list::next, misdn_cfg_pt::num, misdn_cfg_pt::str, and strsep().

Referenced by _build_general_config(), _build_port_config(), and _fill_defaults().

00860 {
00861    int re = 0;
00862    int len, tmp;
00863    char *valtmp;
00864 
00865    switch (type) {
00866    case MISDN_CTYPE_STR:
00867       if ((len = strlen(value))) {
00868          dest->str = (char *)malloc((len + 1) * sizeof(char));
00869          strncpy(dest->str, value, len);
00870          dest->str[len] = 0;
00871       } else {
00872          dest->str = (char *)malloc( sizeof(char));
00873          dest->str[0] = 0;
00874       }
00875       break;
00876    case MISDN_CTYPE_INT:
00877    {
00878       char *pat;
00879       if (strchr(value,'x')) 
00880          pat="%x";
00881       else
00882          pat="%d";
00883       if (sscanf(value, pat, &tmp)) {
00884          dest->num = (int *)malloc(sizeof(int));
00885          memcpy(dest->num, &tmp, sizeof(int));
00886       } else
00887          re = -1;
00888    }
00889       break;
00890    case MISDN_CTYPE_BOOL:
00891       dest->num = (int *)malloc(sizeof(int));
00892       *(dest->num) = (ast_true(value) ? 1 : 0);
00893       break;
00894    case MISDN_CTYPE_BOOLINT:
00895       dest->num = (int *)malloc(sizeof(int));
00896       if (sscanf(value, "%d", &tmp)) {
00897          memcpy(dest->num, &tmp, sizeof(int));
00898       } else {
00899          *(dest->num) = (ast_true(value) ? boolint_def : 0);
00900       }
00901       break;
00902    case MISDN_CTYPE_MSNLIST:
00903       for (valtmp = strsep(&value, ","); valtmp; valtmp = strsep(&value, ",")) {
00904          if ((len = strlen(valtmp))) {
00905             struct msn_list *ml = (struct msn_list *)malloc(sizeof(struct msn_list));
00906             ml->msn = (char *)calloc(len+1, sizeof(char));
00907             strncpy(ml->msn, valtmp, len);
00908             ml->next = dest->ml;
00909             dest->ml = ml;
00910          }
00911       }
00912       break;
00913    case MISDN_CTYPE_ASTGROUP:
00914       dest->grp = (ast_group_t *)malloc(sizeof(ast_group_t));
00915       *(dest->grp) = ast_get_group(value);
00916       break;
00917    }
00918 
00919    return re;
00920 }

static int get_cfg_position ( char *  name,
int  type 
) [static]

Definition at line 427 of file misdn_config.c.

References GEN_CFG, NUM_GEN_ELEMENTS, NUM_PORT_ELEMENTS, and PORT_CFG.

Referenced by _build_general_config(), _build_port_config(), and misdn_cfg_get_elem().

00428 {
00429    int i;
00430 
00431    switch (type) {
00432    case PORT_CFG:
00433       for (i = 0; i < NUM_PORT_ELEMENTS; ++i) {
00434          if (!strcasecmp(name, port_spec[i].name))
00435             return i;
00436       }
00437       break;
00438    case GEN_CFG:
00439       for (i = 0; i < NUM_GEN_ELEMENTS; ++i) {
00440          if (!strcasecmp(name, gen_spec[i].name))
00441             return i;
00442       }
00443    }
00444 
00445    return -1;
00446 }

void misdn_cfg_destroy ( void   ) 

Definition at line 1070 of file misdn_config.c.

References _free_general_cfg(), _free_port_cfg(), ast_mutex_destroy(), free, misdn_cfg_lock(), and misdn_cfg_unlock().

Referenced by unload_module().

01071 {
01072    misdn_cfg_lock();
01073 
01074    _free_port_cfg();
01075    _free_general_cfg();
01076 
01077    free(port_cfg);
01078    free(general_cfg);
01079    free(ptp);
01080    free(map);
01081 
01082    misdn_cfg_unlock();
01083    ast_mutex_destroy(&config_mutex);
01084 }

void misdn_cfg_get ( int  port,
enum misdn_cfg_elements  elem,
void *  buf,
int  bufsize 
)

Definition at line 509 of file misdn_config.c.

References misdn_cfg_pt::any, ast_log(), LOG_WARNING, misdn_cfg_is_port_valid(), MISDN_CFG_LAST, misdn_cfg_lock(), MISDN_CFG_PTP, misdn_cfg_unlock(), MISDN_CTYPE_STR, misdn_cfg_pt::str, and type.

Referenced by add_in_calls(), add_out_calls(), cb_events(), dialtone_indicate(), load_module(), misdn_bridge(), misdn_call(), misdn_cfg_update_ptp(), misdn_check_l2l1(), misdn_new(), misdn_request(), misdn_set_opt_exec(), process_ast_dsp(), read_config(), reload_config(), update_config(), and update_ec_config().

00510 {
00511    int place;
00512 
00513    if ((elem < MISDN_CFG_LAST) && !misdn_cfg_is_port_valid(port)) {
00514       memset(buf, 0, bufsize);
00515       ast_log(LOG_WARNING, "Invalid call to misdn_cfg_get! Port number %d is not valid.\n", port);
00516       return;
00517    }
00518 
00519    misdn_cfg_lock();
00520    if (elem == MISDN_CFG_PTP) {
00521       if (!memcpy(buf, &ptp[port], (bufsize > ptp[port]) ? sizeof(ptp[port]) : bufsize))
00522          memset(buf, 0, bufsize);
00523    } else {
00524       if ((place = map[elem]) < 0) {
00525          memset (buf, 0, bufsize);
00526          ast_log(LOG_WARNING, "Invalid call to misdn_cfg_get! Invalid element (%d) requested.\n", elem);
00527       } else {
00528          if (elem < MISDN_CFG_LAST) {
00529             switch (port_spec[place].type) {
00530             case MISDN_CTYPE_STR:
00531                if (port_cfg[port][place].str) {
00532                   if (!memccpy(buf, port_cfg[port][place].str, 0, bufsize))
00533                      memset(buf, 0, 1);
00534                } else if (port_cfg[0][place].str) {
00535                   if (!memccpy(buf, port_cfg[0][place].str, 0, bufsize))
00536                      memset(buf, 0, 1);
00537                }
00538                break;
00539             default:
00540                if (port_cfg[port][place].any)
00541                   memcpy(buf, port_cfg[port][place].any, bufsize);
00542                else if (port_cfg[0][place].any)
00543                   memcpy(buf, port_cfg[0][place].any, bufsize);
00544                else
00545                   memset(buf, 0, bufsize);
00546             }
00547          } else {
00548             switch (gen_spec[place].type) {
00549             case MISDN_CTYPE_STR:
00550                if (!general_cfg[place].str || !memccpy(buf, general_cfg[place].str, 0, bufsize))
00551                   memset(buf, 0, 1);
00552                break;
00553             default:
00554                if (general_cfg[place].any)
00555                   memcpy(buf, general_cfg[place].any, bufsize);
00556                else
00557                   memset(buf, 0, bufsize);
00558             }
00559          }
00560       }
00561    }
00562    misdn_cfg_unlock();
00563 }

void misdn_cfg_get_config_string ( int  port,
enum misdn_cfg_elements  elem,
char *  buf,
int  bufsize 
)

Definition at line 734 of file misdn_config.c.

References ast_log(), ast_print_group(), BUFFERSIZE, LOG_WARNING, MISDN_CFG_FIRST, misdn_cfg_is_port_valid(), MISDN_CFG_LAST, misdn_cfg_lock(), MISDN_CFG_PTP, misdn_cfg_unlock(), MISDN_CTYPE_ASTGROUP, MISDN_CTYPE_BOOL, MISDN_CTYPE_BOOLINT, MISDN_CTYPE_INT, MISDN_CTYPE_MSNLIST, MISDN_CTYPE_STR, MISDN_GEN_FIRST, MISDN_GEN_LAST, misdn_cfg_pt::ml, msn_list::msn, name, msn_list::next, and type.

Referenced by misdn_show_config().

00735 {
00736    int place;
00737    char tempbuf[BUFFERSIZE] = "";
00738    struct msn_list *iter;
00739 
00740    if ((elem < MISDN_CFG_LAST) && !misdn_cfg_is_port_valid(port)) {
00741       *buf = 0;
00742       ast_log(LOG_WARNING, "Invalid call to misdn_cfg_get_config_string! Port number %d is not valid.\n", port);
00743       return;
00744    }
00745 
00746    place = map[elem];
00747 
00748    misdn_cfg_lock();
00749    if (elem == MISDN_CFG_PTP) {
00750       snprintf(buf, bufsize, " -> ptp: %s", ptp[port] ? "yes" : "no");
00751    }
00752    else if (elem > MISDN_CFG_FIRST && elem < MISDN_CFG_LAST) {
00753       switch (port_spec[place].type) {
00754       case MISDN_CTYPE_INT:
00755       case MISDN_CTYPE_BOOLINT:
00756          if (port_cfg[port][place].num)
00757             snprintf(buf, bufsize, " -> %s: %d", port_spec[place].name, *port_cfg[port][place].num);
00758          else if (port_cfg[0][place].num)
00759             snprintf(buf, bufsize, " -> %s: %d", port_spec[place].name, *port_cfg[0][place].num);
00760          else
00761             snprintf(buf, bufsize, " -> %s:", port_spec[place].name);
00762          break;
00763       case MISDN_CTYPE_BOOL:
00764          if (port_cfg[port][place].num)
00765             snprintf(buf, bufsize, " -> %s: %s", port_spec[place].name, *port_cfg[port][place].num ? "yes" : "no");
00766          else if (port_cfg[0][place].num)
00767             snprintf(buf, bufsize, " -> %s: %s", port_spec[place].name, *port_cfg[0][place].num ? "yes" : "no");
00768          else
00769             snprintf(buf, bufsize, " -> %s:", port_spec[place].name);
00770          break;
00771       case MISDN_CTYPE_ASTGROUP:
00772          if (port_cfg[port][place].grp)
00773             snprintf(buf, bufsize, " -> %s: %s", port_spec[place].name, 
00774                    ast_print_group(tempbuf, sizeof(tempbuf), *port_cfg[port][place].grp));
00775          else if (port_cfg[0][place].grp)
00776             snprintf(buf, bufsize, " -> %s: %s", port_spec[place].name, 
00777                    ast_print_group(tempbuf, sizeof(tempbuf), *port_cfg[0][place].grp));
00778          else
00779             snprintf(buf, bufsize, " -> %s:", port_spec[place].name);
00780          break;
00781       case MISDN_CTYPE_MSNLIST:
00782          if (port_cfg[port][place].ml)
00783             iter = port_cfg[port][place].ml;
00784          else
00785             iter = port_cfg[0][place].ml;
00786          if (iter) {
00787             for (; iter; iter = iter->next)
00788                sprintf(tempbuf, "%s%s, ", tempbuf, iter->msn);
00789             tempbuf[strlen(tempbuf)-2] = 0;
00790          }
00791          snprintf(buf, bufsize, " -> msns: %s", *tempbuf ? tempbuf : "none");
00792          break;
00793       case MISDN_CTYPE_STR:
00794          if ( port_cfg[port][place].str) {
00795             snprintf(buf, bufsize, " -> %s: %s", port_spec[place].name, port_cfg[port][place].str);
00796          } else if (port_cfg[0][place].str) {
00797             snprintf(buf, bufsize, " -> %s: %s", port_spec[place].name, port_cfg[0][place].str);
00798          } else {
00799             snprintf(buf, bufsize, " -> %s:", port_spec[place].name);
00800          }
00801          break;
00802       }
00803    } else if (elem > MISDN_GEN_FIRST && elem < MISDN_GEN_LAST) {
00804       switch (gen_spec[place].type) {
00805       case MISDN_CTYPE_INT:
00806       case MISDN_CTYPE_BOOLINT:
00807          if (general_cfg[place].num)
00808             snprintf(buf, bufsize, " -> %s: %d", gen_spec[place].name, *general_cfg[place].num);
00809          else
00810             snprintf(buf, bufsize, " -> %s:", gen_spec[place].name);
00811          break;
00812       case MISDN_CTYPE_BOOL:
00813          if (general_cfg[place].num)
00814             snprintf(buf, bufsize, " -> %s: %s", gen_spec[place].name, *general_cfg[place].num ? "yes" : "no");
00815          else
00816             snprintf(buf, bufsize, " -> %s:", gen_spec[place].name);
00817          break;
00818       case MISDN_CTYPE_STR:
00819          if ( general_cfg[place].str) {
00820             snprintf(buf, bufsize, " -> %s: %s", gen_spec[place].name, general_cfg[place].str);
00821          } else {
00822             snprintf(buf, bufsize, " -> %s:", gen_spec[place].name);
00823          }
00824          break;
00825       default:
00826          snprintf(buf, bufsize, " -> type of %s not handled yet", gen_spec[place].name);
00827          break;
00828       }
00829    } else {
00830       *buf = 0;
00831       ast_log(LOG_WARNING, "Invalid call to misdn_cfg_get_config_string! Invalid config element (%d) requested.\n", elem);
00832    }
00833    misdn_cfg_unlock();
00834 }

void misdn_cfg_get_desc ( enum misdn_cfg_elements  elem,
void *  buf,
int  bufsize,
void *  buf_default,
int  bufsize_default 
)

Definition at line 613 of file misdn_config.c.

References misdn_cfg_spec::def, desc, MISDN_CFG_FIRST, MISDN_CFG_GROUPNAME, MISDN_CFG_LAST, MISDN_GEN_FIRST, MISDN_GEN_LAST, and NO_DEFAULT.

Referenced by show_config_description().

00614 {
00615    int place = map[elem];
00616    struct misdn_cfg_spec *spec = NULL;
00617 
00618    /* here comes a hack to replace the (not existing) "name" elemet with the "ports" element */
00619    if (elem == MISDN_CFG_GROUPNAME) {
00620       if (!memccpy(buf, ports_description, 0, bufsize))
00621          memset(buf, 0, 1);
00622       if (buf_default && bufsize_default)
00623          memset(buf_default, 0, 1);
00624       return;
00625    }
00626 
00627    if ((elem > MISDN_CFG_FIRST) && (elem < MISDN_CFG_LAST))
00628       spec = (struct misdn_cfg_spec *)port_spec;
00629    else if ((elem > MISDN_GEN_FIRST) && (elem < MISDN_GEN_LAST))
00630       spec = (struct misdn_cfg_spec *)gen_spec;
00631       
00632    if (!spec || !spec[place].desc)
00633       memset(buf, 0, 1);
00634    else {
00635       if (!memccpy(buf, spec[place].desc, 0, bufsize))
00636          memset(buf, 0, 1);
00637       if (buf_default && bufsize) {
00638          if (!strcmp(spec[place].def, NO_DEFAULT))
00639             memset(buf_default, 0, 1);
00640          else if (!memccpy(buf_default, spec[place].def, 0, bufsize_default))
00641             memset(buf_default, 0, 1);
00642       }
00643    }
00644 }

enum misdn_cfg_elements misdn_cfg_get_elem ( char *  name  ) 

Definition at line 565 of file misdn_config.c.

References misdn_cfg_spec::elem, GEN_CFG, get_cfg_position(), MISDN_CFG_FIRST, MISDN_CFG_GROUPNAME, and PORT_CFG.

Referenced by misdn_show_config().

00566 {
00567    int pos;
00568 
00569    /* here comes a hack to replace the (not existing) "name" elemet with the "ports" element */
00570    if (!strcmp(name, "ports"))
00571       return MISDN_CFG_GROUPNAME;
00572    if (!strcmp(name, "name"))
00573       return MISDN_CFG_FIRST;
00574 
00575    pos = get_cfg_position (name, PORT_CFG);
00576    if (pos >= 0)
00577       return port_spec[pos].elem;
00578    
00579    pos = get_cfg_position (name, GEN_CFG);
00580    if (pos >= 0)
00581       return gen_spec[pos].elem;
00582    
00583    return MISDN_CFG_FIRST;
00584 }

void misdn_cfg_get_name ( enum misdn_cfg_elements  elem,
void *  buf,
int  bufsize 
)

Definition at line 586 of file misdn_config.c.

References MISDN_CFG_FIRST, MISDN_CFG_GROUPNAME, MISDN_CFG_LAST, MISDN_CFG_PTP, MISDN_GEN_FIRST, MISDN_GEN_LAST, and name.

Referenced by complete_show_config(), and show_config_description().

00587 {
00588    struct misdn_cfg_spec *spec = NULL;
00589    int place = map[elem];
00590 
00591    /* the ptp hack */
00592    if (elem == MISDN_CFG_PTP) {
00593       memset(buf, 0, 1);
00594       return;
00595    }
00596    
00597    /* here comes a hack to replace the (not existing) "name" elemet with the "ports" element */
00598    if (elem == MISDN_CFG_GROUPNAME) {
00599       if (!snprintf(buf, bufsize, "ports"))
00600          memset(buf, 0, 1);
00601       return;
00602    }
00603    
00604    if ((elem > MISDN_CFG_FIRST) && (elem < MISDN_CFG_LAST))
00605       spec = (struct misdn_cfg_spec *)port_spec;
00606    else if ((elem > MISDN_GEN_FIRST) && (elem < MISDN_GEN_LAST))
00607       spec = (struct misdn_cfg_spec *)gen_spec;
00608 
00609    if (!spec || !memccpy(buf, spec[place].name, 0, bufsize))
00610       memset(buf, 0, 1);
00611 }

int misdn_cfg_get_next_port ( int  port  ) 

Definition at line 836 of file misdn_config.c.

References MISDN_CFG_GROUPNAME, misdn_cfg_lock(), and misdn_cfg_unlock().

Referenced by complete_show_config(), load_module(), misdn_cfg_get_next_port_spin(), misdn_check_l2l1(), misdn_new(), misdn_request(), misdn_show_config(), misdn_show_ports_stats(), misdn_show_stacks(), and update_name().

00837 {
00838    int p = -1;
00839    int gn = map[MISDN_CFG_GROUPNAME];
00840    
00841    misdn_cfg_lock();
00842    for (port++; port <= max_ports; port++) {
00843       if (port_cfg[port][gn].str) {
00844          p = port;
00845          break;
00846       }
00847    }
00848    misdn_cfg_unlock();
00849 
00850    return p;
00851 }

int misdn_cfg_get_next_port_spin ( int  port  ) 

Definition at line 853 of file misdn_config.c.

References misdn_cfg_get_next_port().

Referenced by misdn_request().

00854 {
00855    int p = misdn_cfg_get_next_port(port);
00856    return (p > 0) ? p : misdn_cfg_get_next_port(0);
00857 }

void misdn_cfg_get_ports_string ( char *  ports  ) 

Definition at line 710 of file misdn_config.c.

References MISDN_CFG_GROUPNAME, misdn_cfg_lock(), and misdn_cfg_unlock().

Referenced by load_module().

00711 {
00712    char tmp[16];
00713    int l, i;
00714    int gn = map[MISDN_CFG_GROUPNAME];
00715 
00716    *ports = 0;
00717 
00718    misdn_cfg_lock();
00719    for (i = 1; i <= max_ports; i++) {
00720       if (port_cfg[i][gn].str) {
00721          if (ptp[i])
00722             sprintf(tmp, "%dptp,", i);
00723          else
00724             sprintf(tmp, "%d,", i);
00725          strcat(ports, tmp);
00726       }
00727    }
00728    misdn_cfg_unlock();
00729 
00730    if ((l = strlen(ports)))
00731       ports[l-1] = 0;
00732 }

int misdn_cfg_init ( int  this_max_ports  ) 

Definition at line 1086 of file misdn_config.c.

References _build_general_config(), _build_port_config(), _enum_array_map(), _fill_defaults(), _free_general_cfg(), _free_port_cfg(), ast_category_browse(), AST_DESTROY_CFG, AST_LOAD_CFG, ast_log(), ast_mutex_init(), ast_variable_browse(), calloc, config, LOG_WARNING, misdn_cfg_lock(), misdn_cfg_unlock(), MISDN_GEN_LAST, NUM_GEN_ELEMENTS, and NUM_PORT_ELEMENTS.

Referenced by load_module(), and misdn_cfg_reload().

01087 {
01088    char config[] = "misdn.conf";
01089    char *cat, *p;
01090    int i;
01091    struct ast_config *cfg;
01092    struct ast_variable *v;
01093 
01094    if (!(cfg = AST_LOAD_CFG(config))) {
01095       ast_log(LOG_WARNING, "missing file: misdn.conf\n");
01096       return -1;
01097    }
01098 
01099    ast_mutex_init(&config_mutex);
01100 
01101    misdn_cfg_lock();
01102 
01103    if (this_max_ports) {
01104       /* this is the first run */
01105       max_ports = this_max_ports;
01106       map = (int *)calloc(MISDN_GEN_LAST + 1, sizeof(int));
01107       if (_enum_array_map())
01108          return -1;
01109       p = (char *)calloc(1, (max_ports + 1) * sizeof(union misdn_cfg_pt *)
01110                      + (max_ports + 1) * NUM_PORT_ELEMENTS * sizeof(union misdn_cfg_pt));
01111       port_cfg = (union misdn_cfg_pt **)p;
01112       p += (max_ports + 1) * sizeof(union misdn_cfg_pt *);
01113       for (i = 0; i <= max_ports; ++i) {
01114          port_cfg[i] = (union misdn_cfg_pt *)p;
01115          p += NUM_PORT_ELEMENTS * sizeof(union misdn_cfg_pt);
01116       }
01117       general_cfg = (union misdn_cfg_pt *)calloc(1, sizeof(union misdn_cfg_pt *) * NUM_GEN_ELEMENTS);
01118       ptp = (int *)calloc(max_ports + 1, sizeof(int));
01119    }
01120    else {
01121       /* misdn reload */
01122       _free_port_cfg();
01123       _free_general_cfg();
01124       memset(port_cfg[0], 0, NUM_PORT_ELEMENTS * sizeof(union misdn_cfg_pt) * (max_ports + 1));
01125       memset(general_cfg, 0, sizeof(union misdn_cfg_pt *) * NUM_GEN_ELEMENTS);
01126       memset(ptp, 0, sizeof(int) * (max_ports + 1));
01127    }
01128 
01129    cat = ast_category_browse(cfg, NULL);
01130 
01131    while(cat) {
01132       v = ast_variable_browse(cfg, cat);
01133       if (!strcasecmp(cat, "general")) {
01134          _build_general_config(v);
01135       } else {
01136          _build_port_config(v, cat);
01137       }
01138       cat = ast_category_browse(cfg, cat);
01139    }
01140 
01141    _fill_defaults();
01142 
01143    misdn_cfg_unlock();
01144    AST_DESTROY_CFG(cfg);
01145 
01146    return 0;
01147 }

int misdn_cfg_is_group_method ( char *  group,
enum misdn_cfg_method  meth 
)

Definition at line 678 of file misdn_config.c.

References METHOD_ROUND_ROBIN, METHOD_STANDARD, METHOD_STANDARD_DEC, MISDN_CFG_GROUPNAME, misdn_cfg_lock(), MISDN_CFG_METHOD, misdn_cfg_unlock(), and misdn_cfg_pt::str.

Referenced by misdn_request().

00679 {
00680    int i, re = 0;
00681    char *method ;
00682 
00683    misdn_cfg_lock();
00684 
00685    method = port_cfg[0][map[MISDN_CFG_METHOD]].str;
00686 
00687    for (i = 1; i <= max_ports; i++) {
00688       if (port_cfg[i] && port_cfg[i][map[MISDN_CFG_GROUPNAME]].str) {
00689          if (!strcasecmp(port_cfg[i][map[MISDN_CFG_GROUPNAME]].str, group))
00690             method = (port_cfg[i][map[MISDN_CFG_METHOD]].str ? 
00691                     port_cfg[i][map[MISDN_CFG_METHOD]].str : port_cfg[0][map[MISDN_CFG_METHOD]].str);
00692       }
00693    }
00694 
00695    if (method) {
00696       switch (meth) {
00697       case METHOD_STANDARD:      re = !strcasecmp(method, "standard");
00698                            break;
00699       case METHOD_ROUND_ROBIN:   re = !strcasecmp(method, "round_robin");
00700                            break;
00701       case METHOD_STANDARD_DEC:  re = !strcasecmp(method, "standard_dec");
00702                            break;
00703       }
00704    }
00705    misdn_cfg_unlock();
00706 
00707    return re;
00708 }

int misdn_cfg_is_msn_valid ( int  port,
char *  msn 
)

Definition at line 646 of file misdn_config.c.

References ast_extension_match(), ast_log(), LOG_WARNING, misdn_cfg_is_port_valid(), misdn_cfg_lock(), MISDN_CFG_MSNS, misdn_cfg_unlock(), misdn_cfg_pt::ml, msn_list::msn, and msn_list::next.

Referenced by cb_events().

00647 {
00648    int re = 0;
00649    struct msn_list *iter;
00650 
00651    if (!misdn_cfg_is_port_valid(port)) {
00652       ast_log(LOG_WARNING, "Invalid call to misdn_cfg_is_msn_valid! Port number %d is not valid.\n", port);
00653       return 0;
00654    }
00655 
00656    misdn_cfg_lock();
00657    if (port_cfg[port][map[MISDN_CFG_MSNS]].ml)
00658       iter = port_cfg[port][map[MISDN_CFG_MSNS]].ml;
00659    else
00660       iter = port_cfg[0][map[MISDN_CFG_MSNS]].ml;
00661    for (; iter; iter = iter->next) 
00662       if (*(iter->msn) == '*' || ast_extension_match(iter->msn, msn)) {
00663          re = 1;
00664          break;
00665       }
00666    misdn_cfg_unlock();
00667 
00668    return re;
00669 }

int misdn_cfg_is_port_valid ( int  port  ) 

Definition at line 671 of file misdn_config.c.

References MISDN_CFG_GROUPNAME.

Referenced by misdn_cfg_get(), misdn_cfg_get_config_string(), misdn_cfg_is_msn_valid(), misdn_cfg_update_ptp(), and misdn_show_config().

00672 {
00673    int gn = map[MISDN_CFG_GROUPNAME];
00674 
00675    return (port >= 1 && port <= max_ports && port_cfg[port][gn].str);
00676 }

static void misdn_cfg_lock ( void   )  [inline, static]

void misdn_cfg_reload ( void   ) 

Definition at line 1065 of file misdn_config.c.

References misdn_cfg_init().

Referenced by reload_config().

01066 {
01067    misdn_cfg_init (0);
01068 }

static void misdn_cfg_unlock ( void   )  [inline, static]

void misdn_cfg_update_ptp ( void   ) 

Definition at line 996 of file misdn_config.c.

References ast_log(), ast_strlen_zero(), BUFFERSIZE, errno, LOG_WARNING, misdn_cfg_get(), misdn_cfg_is_port_valid(), misdn_cfg_lock(), misdn_cfg_unlock(), and MISDN_GEN_MISDN_INIT.

Referenced by load_module(), and reload_config().

00997 {
00998 #ifndef MISDN_1_2
00999    char misdn_init[BUFFERSIZE];
01000    char line[BUFFERSIZE];
01001    FILE *fp;
01002    char *tok, *p, *end;
01003    int port;
01004 
01005    misdn_cfg_get(0, MISDN_GEN_MISDN_INIT, &misdn_init, sizeof(misdn_init));
01006 
01007    if (!ast_strlen_zero(misdn_init)) {
01008       fp = fopen(misdn_init, "r");
01009       if (fp) {
01010          while(fgets(line, sizeof(line), fp)) {
01011             if (!strncmp(line, "nt_ptp", 6)) {
01012                for (tok = strtok_r(line,",=", &p);
01013                    tok;
01014                    tok = strtok_r(NULL,",=", &p)) {
01015                   port = strtol(tok, &end, 10);
01016                   if (end != tok && misdn_cfg_is_port_valid(port)) {
01017                      misdn_cfg_lock();
01018                      ptp[port] = 1;
01019                      misdn_cfg_unlock();
01020                   }
01021                }
01022             }
01023          }
01024          fclose(fp);
01025       } else {
01026          ast_log(LOG_WARNING,"Couldn't open %s: %s\n", misdn_init, strerror(errno));
01027       }
01028    }
01029 #else
01030    int i;
01031    int proto;
01032    char filename[128];
01033    FILE *fp;
01034 
01035    for (i = 1; i <= max_ports; ++i) {
01036       snprintf(filename, sizeof(filename), "/sys/class/mISDN-stacks/st-%08x/protocol", i << 8);
01037       fp = fopen(filename, "r");
01038       if (!fp) {
01039          ast_log(LOG_WARNING, "Could not open %s: %s\n", filename, strerror(errno));
01040          continue;
01041       }
01042       if (fscanf(fp, "0x%08x", &proto) != 1)
01043          ast_log(LOG_WARNING, "Could not parse contents of %s!\n", filename);
01044       else
01045          ptp[i] = proto & 1<<5 ? 1 : 0;
01046       fclose(fp);
01047    }
01048 #endif
01049 }


Variable Documentation

Definition at line 383 of file misdn_config.c.

struct misdn_cfg_spec gen_spec[] [static]

Definition at line 334 of file misdn_config.c.

union misdn_cfg_pt* general_cfg [static]

Definition at line 377 of file misdn_config.c.

int* map [static]

int max_ports [static]

Definition at line 375 of file misdn_config.c.

union misdn_cfg_pt** port_cfg [static]

Definition at line 373 of file misdn_config.c.

struct misdn_cfg_spec port_spec[] [static]

Definition at line 94 of file misdn_config.c.

const char ports_description[] [static]

Initial value:

   "Define your ports, e.g. 1,2 (depends on mISDN-driver loading order)."

Definition at line 91 of file misdn_config.c.

int* ptp [static]

Definition at line 379 of file misdn_config.c.

Referenced by misdn_lib_init().


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