#include "asterisk/compiler.h"
#include <inttypes.h>
#include <limits.h>
#include <unistd.h>
#include <stddef.h>
#include <stdint.h>
#include <sys/types.h>
#include <stdarg.h>
#include <stdlib.h>
#include <alloca.h>
#include <stdio.h>
#include <string.h>
#include <sys/poll.h>
#include <errno.h>
#include <glob.h>
Go to the source code of this file.
Defines | |
#define | __STDC_VERSION__ 0 |
#define | LLONG_MAX 9223372036854775807LL |
#define | MY_GLOB_FLAGS GLOB_NOCHECK |
#define | strlcat __use__ast_str__functions_not__strlcat__ |
#define | strlcpy __use__ast_copy_string__not__strlcpy__ |
Functions | |
int | asprintf (char **str, const char *fmt,...) |
void | closefrom (int lowfd) |
int | ffsll (long long n) |
int | getloadavg (double *list, int nelem) |
uint64_t | htonll (uint64_t host64) |
char * | mkdtemp (char *template_s) |
uint64_t | ntohll (uint64_t net64) |
int | setenv (const char *name, const char *value, int overwrite) |
char * | strcasestr (const char *, const char *) |
char * | strndup (const char *, size_t) |
size_t | strnlen (const char *, size_t) |
char * | strsep (char **str, const char *delims) |
uint64_t | strtoq (const char *nptr, char **endptr, int base) |
void | timersub (struct timeval *tvend, struct timeval *tvstart, struct timeval *tvdiff) |
int | unsetenv (const char *name) |
int | vasprintf (char **strp, const char *fmt, va_list ap) |
Definition in file compat.h.
#define LLONG_MAX 9223372036854775807LL |
#define MY_GLOB_FLAGS GLOB_NOCHECK |
int asprintf | ( | char ** | str, | |
const char * | fmt, | |||
... | ||||
) |
void closefrom | ( | int | lowfd | ) |
Definition at line 424 of file strcompat.c.
References errno.
Referenced by ast_close_fds_above_n().
00425 { 00426 long x; 00427 struct rlimit rl; 00428 DIR *dir; 00429 char path[16], *result; 00430 struct dirent *entry; 00431 00432 snprintf(path, sizeof(path), "/proc/%d/fd", (int) getpid()); 00433 if ((dir = opendir(path))) { 00434 while ((entry = readdir(dir))) { 00435 /* Skip . and .. */ 00436 if (entry->d_name[0] == '.') { 00437 continue; 00438 } 00439 if ((x = strtol(entry->d_name, &result, 10)) && x >= n) { 00440 #ifdef STRICT_COMPAT 00441 close(x); 00442 #else 00443 /* This isn't strictly compatible, but it's actually faster 00444 * for our purposes to set the CLOEXEC flag than to close 00445 * file descriptors. 00446 */ 00447 long flags = fcntl(x, F_GETFD); 00448 if (flags == -1 && errno == EBADF) { 00449 continue; 00450 } 00451 fcntl(x, F_SETFD, flags | FD_CLOEXEC); 00452 #endif 00453 } 00454 } 00455 closedir(dir); 00456 } else { 00457 getrlimit(RLIMIT_NOFILE, &rl); 00458 if (rl.rlim_cur > 65535) { 00459 /* A more reasonable value. Consider that the primary source of 00460 * file descriptors in Asterisk are UDP sockets, of which we are 00461 * limited to 65,535 per address. We additionally limit that down 00462 * to about 10,000 sockets per protocol. While the kernel will 00463 * allow us to set the fileno limit higher (up to 4.2 billion), 00464 * there really is no practical reason for it to be that high. 00465 */ 00466 rl.rlim_cur = 65535; 00467 } 00468 for (x = n; x < rl.rlim_cur; x++) { 00469 #ifdef STRICT_COMPAT 00470 close(x); 00471 #else 00472 long flags = fcntl(x, F_GETFD); 00473 if (flags == -1 && errno == EBADF) { 00474 continue; 00475 } 00476 fcntl(x, F_SETFD, flags | FD_CLOEXEC); 00477 #endif 00478 } 00479 } 00480 }
int ffsll | ( | long long | n | ) |
Referenced by powerof().
int getloadavg | ( | double * | list, | |
int | nelem | |||
) |
Referenced by cli_prompt(), increase_call_count(), and sysinfo_helper().
uint64_t htonll | ( | uint64_t | host64 | ) |
Definition at line 385 of file strcompat.c.
Referenced by iax_ie_append_versioned_uint64().
00386 { 00387 #if BYTE_ORDER == BIG_ENDIAN 00388 return host64; 00389 #elif BYTE_ORDER == LITTLE_ENDIAN 00390 union { 00391 unsigned char c[8]; 00392 uint64_t u; 00393 } number; 00394 number.u = host64; 00395 return 00396 (((uint64_t) number.c[0]) << 56) | 00397 (((uint64_t) number.c[1]) << 48) | 00398 (((uint64_t) number.c[2]) << 40) | 00399 (((uint64_t) number.c[3]) << 32) | 00400 (((uint64_t) number.c[4]) << 24) | 00401 (((uint64_t) number.c[5]) << 16) | 00402 (((uint64_t) number.c[6]) << 8) | 00403 (((uint64_t) number.c[7]) << 0); 00404 #else 00405 #error "Unknown byte order" 00406 #endif 00407 }
char* mkdtemp | ( | char * | template_s | ) |
uint64_t ntohll | ( | uint64_t | net64 | ) |
Definition at line 359 of file strcompat.c.
Referenced by dump_versioned_codec(), and iax_parse_ies().
00360 { 00361 #if BYTE_ORDER == BIG_ENDIAN 00362 return net64; 00363 #elif BYTE_ORDER == LITTLE_ENDIAN 00364 union { 00365 unsigned char c[8]; 00366 uint64_t u; 00367 } number; 00368 number.u = net64; 00369 return 00370 (((uint64_t) number.c[0]) << 56) | 00371 (((uint64_t) number.c[1]) << 48) | 00372 (((uint64_t) number.c[2]) << 40) | 00373 (((uint64_t) number.c[3]) << 32) | 00374 (((uint64_t) number.c[4]) << 24) | 00375 (((uint64_t) number.c[5]) << 16) | 00376 (((uint64_t) number.c[6]) << 8) | 00377 (((uint64_t) number.c[7]) << 0); 00378 #else 00379 #error "Unknown byte order" 00380 #endif 00381 }
int setenv | ( | const char * | name, | |
const char * | value, | |||
int | overwrite | |||
) |
Referenced by env_init(), env_write(), launch_script(), load_odbc_config(), and read_environment().
char* strcasestr | ( | const char * | , | |
const char * | ||||
) |
Referenced by action_originate(), anti_injection(), ast_xmldoc_printable(), common_exec(), find_sdp(), find_table_cb(), frame_trace_helper(), get_rdnis(), get_refer_info(), gettag(), handle_request_invite(), handle_response_register(), handle_show_applications(), modlist_modentry(), parse_moved_contact(), parse_register_contact(), playback_exec(), realtime_multi_odbc(), realtime_odbc(), register_verify(), reqprep(), respprep(), search_directory_sub(), sip_sipredirect(), and word_match().
char* strndup | ( | const char * | , | |
size_t | ||||
) |
size_t strnlen | ( | const char * | , | |
size_t | ||||
) |
char* strsep | ( | char ** | str, | |
const char * | delims | |||
) |
Referenced by __analog_ss_thread(), __ast_play_and_record(), _ast_device_state(), _build_port_config(), _macro_exec(), _parse(), acf_curl_helper(), acf_vmcount_exec(), add_peer_mailboxes(), add_redirect(), adsi_message(), aji_handle_pubsub_event(), analog_ss_thread(), append_history_va(), append_mailbox(), append_mailbox_mapping(), apply_options(), apply_outgoing(), ast_aji_get_client(), ast_app_getdata(), ast_append_ha(), ast_bridge_timelimit(), ast_build_timing(), ast_eivr_getvariable(), ast_eivr_setvariable(), ast_el_strtoarr(), ast_extension_state2(), ast_filehelper(), ast_format_str_reduce(), ast_get_group(), ast_netsock_bind(), ast_parse_allow_disallow(), ast_parse_arg(), ast_playtones_start(), ast_read_image(), ast_remotecontrol(), ast_utils_which(), astman_get_variables(), attempt_reconnect(), authenticate_verify(), build_channels(), build_peer(), builtin_atxfer(), check_auth(), check_blacklist(), check_user_full(), check_via_response(), cleanup_stale_contexts(), collect_function_digits(), common_exec(), complete_dialplan_add_ignorepat(), complete_dialplan_add_include(), complete_dialplan_remove_ignorepat(), complete_dialplan_remove_include(), complete_meetmecmd(), conf_exec(), conf_run(), config_curl(), config_line(), config_parse_variables(), connect_link(), console_dial(), create_queue_member(), cut_internal(), data_filter_alloc(), decrypt_frame(), del_exec(), deltree_exec(), dial_exec_full(), dial_trunk(), ewscal_write_event(), exec_exec(), exts_compare(), extstate_read(), feature_interpret_helper(), find_gtalk(), forward_message(), function_fieldnum_helper(), function_fieldqty_helper(), function_ilink(), function_remote(), function_sippeer(), get_range(), get_rdnis(), get_timerange(), gettag(), gosub_exec(), gtalk_alloc(), gtalk_request(), handle_cli_dialplan_add_extension(), handle_common_options(), handle_debug_dialplan(), handle_request_invite(), handle_request_notify(), handle_show_dialplan(), handle_statechange(), handle_t38_options(), handle_uri(), has_voicemail(), hint_read(), httpd_helper_thread(), iax2_register(), iftime(), inboxcount2(), is_prefix(), ivr_dispatch(), jingle_request(), load_column_config(), load_config(), load_dynamic_module(), make_components(), mark_parsed_methods(), metermaidstate(), misdn_set_opt_exec(), next_node_name(), notify_message(), notify_new_message(), orig_app(), orig_exten(), originate_exec(), page_exec(), parkandannounce_exec(), parse_apps(), parse_cookies(), parse_dial_string(), parse_empty_options(), parse_events(), parse_register_contact(), parse_session_expires(), pbx_builtin_background(), pbx_builtin_execiftime(), pbx_builtin_gotoif(), pbx_builtin_gotoiftime(), pbx_builtin_importvar(), pbx_builtin_saynumber(), pbx_builtin_setvar(), pbx_find_extension(), pbx_load_users(), pbx_parseable_goto(), peer_set_srcaddr(), pickup_exec(), pickupchan_exec(), playback_exec(), process_sdp_o(), process_text_line(), queue_mwi_event(), queue_set_param(), read_config_maps(), readfile_exec(), realtime_curl(), realtime_multi_curl(), realtime_multi_odbc(), realtime_multi_pgsql(), realtime_odbc(), realtime_pgsql(), register_exten(), register_peer_exten(), register_verify(), reload_queue_members(), reply_digest(), rpt_exec(), rpt_tele_thread(), search_directory_sub(), send_tone_telemetry(), sendfax_exec(), sendmail(), set(), set_config_flags(), set_insecure_flags(), sig_pri_start_pri(), sip_get_cc_information(), sip_sipredirect(), sla_add_trunk_to_station(), sla_check_device(), sla_queue_event_conf(), sla_ring_station(), sla_state(), sla_station_exec(), sort_internal(), spawn_mp3(), spawn_ras(), speech_background(), stat_read(), state_notify_build_xml(), store_tone_zone_ring_cadence(), timezone_add(), transmit_fake_auth_response(), tryexec_exec(), unistim_send_mwi_to_peer(), unregister_exten(), update_registry(), vmauthenticate(), and write_htmldump().
uint64_t strtoq | ( | const char * | nptr, | |
char ** | endptr, | |||
int | base | |||
) |
void timersub | ( | struct timeval * | tvend, | |
struct timeval * | tvstart, | |||
struct timeval * | tvdiff | |||
) |
Referenced by ast_rtcp_write_rr(), ast_rtcp_write_sr(), and ast_select().
int unsetenv | ( | const char * | name | ) |
Referenced by env_write().
int vasprintf | ( | char ** | strp, | |
const char * | fmt, | |||
va_list | ap | |||
) |