Environment related dialplan functions. More...
#include "asterisk.h"
#include <sys/stat.h>
#include "asterisk/module.h"
#include "asterisk/channel.h"
#include "asterisk/pbx.h"
#include "asterisk/utils.h"
#include "asterisk/app.h"
Go to the source code of this file.
Functions | |
static void | __reg_module (void) |
static void | __unreg_module (void) |
static int | env_read (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len) |
static int | env_write (struct ast_channel *chan, const char *cmd, char *data, const char *value) |
static int | file_read (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len) |
static int | load_module (void) |
static int | stat_read (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len) |
static int | unload_module (void) |
Variables | |
static struct ast_module_info __MODULE_INFO_SECTION | __mod_info = { __MODULE_INFO_GLOBALS .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "Environment/filesystem dialplan functions" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, } |
static struct ast_module_info * | ast_module_info = &__mod_info |
static struct ast_custom_function | env_function |
static struct ast_custom_function | file_function |
static struct ast_custom_function | stat_function |
Environment related dialplan functions.
Definition in file func_env.c.
static void __reg_module | ( | void | ) | [static] |
Definition at line 268 of file func_env.c.
static void __unreg_module | ( | void | ) | [static] |
Definition at line 268 of file func_env.c.
static int env_read | ( | struct ast_channel * | chan, |
const char * | cmd, | ||
char * | data, | ||
char * | buf, | ||
size_t | len | ||
) | [static] |
Definition at line 90 of file func_env.c.
References ast_copy_string().
{ char *ret = NULL; *buf = '\0'; if (data) ret = getenv(data); if (ret) ast_copy_string(buf, ret, len); return 0; }
static int env_write | ( | struct ast_channel * | chan, |
const char * | cmd, | ||
char * | data, | ||
const char * | value | ||
) | [static] |
Definition at line 106 of file func_env.c.
References ast_strlen_zero(), setenv(), and unsetenv().
{ if (!ast_strlen_zero(data)) { if (!ast_strlen_zero(value)) { setenv(data, value, 1); } else { unsetenv(data); } } return 0; }
static int file_read | ( | struct ast_channel * | chan, |
const char * | cmd, | ||
char * | data, | ||
char * | buf, | ||
size_t | len | ||
) | [static] |
Definition at line 163 of file func_env.c.
References AST_APP_ARG, ast_copy_string(), AST_DECLARE_APP_ARGS, ast_free, ast_log(), ast_read_textfile(), AST_STANDARD_APP_ARGS, len(), and LOG_WARNING.
{ AST_DECLARE_APP_ARGS(args, AST_APP_ARG(filename); AST_APP_ARG(offset); AST_APP_ARG(length); ); int offset = 0, length, res = 0; char *contents; size_t contents_len; AST_STANDARD_APP_ARGS(args, data); if (args.argc > 1) { offset = atoi(args.offset); } if (args.argc > 2) { /* The +1/-1 in this code section is to accomodate for the terminating NULL. */ if ((length = atoi(args.length) + 1) > len) { ast_log(LOG_WARNING, "Length %d is greater than the max (%d). Truncating output.\n", length - 1, (int)len - 1); length = len; } } else { length = len; } if (!(contents = ast_read_textfile(args.filename))) { return -1; } do { contents_len = strlen(contents); if (offset > contents_len) { res = -1; break; } if (offset >= 0) { if (length < 0) { if (contents_len - offset + length < 0) { /* Nothing left after trimming */ res = -1; break; } ast_copy_string(buf, &contents[offset], contents_len + length); } else { ast_copy_string(buf, &contents[offset], length); } } else { if (offset * -1 > contents_len) { ast_log(LOG_WARNING, "Offset is larger than the file size.\n"); offset = contents_len * -1; } ast_copy_string(buf, &contents[contents_len + offset], length); } } while (0); ast_free(contents); return res; }
static int load_module | ( | void | ) | [static] |
Definition at line 257 of file func_env.c.
References ast_custom_function_register.
{ int res = 0; res |= ast_custom_function_register(&env_function); res |= ast_custom_function_register(&stat_function); res |= ast_custom_function_register(&file_function); return res; }
static int stat_read | ( | struct ast_channel * | chan, |
const char * | cmd, | ||
char * | data, | ||
char * | buf, | ||
size_t | len | ||
) | [static] |
Definition at line 120 of file func_env.c.
References ast_copy_string(), and strsep().
{ char *action; struct stat s; ast_copy_string(buf, "0", len); action = strsep(&data, ","); if (stat(data, &s)) { return 0; } else { switch (*action) { case 'e': strcpy(buf, "1"); break; case 's': snprintf(buf, len, "%d", (unsigned int) s.st_size); break; case 'f': snprintf(buf, len, "%d", S_ISREG(s.st_mode) ? 1 : 0); break; case 'd': snprintf(buf, len, "%d", S_ISDIR(s.st_mode) ? 1 : 0); break; case 'M': snprintf(buf, len, "%d", (int) s.st_mtime); break; case 'A': snprintf(buf, len, "%d", (int) s.st_mtime); break; case 'C': snprintf(buf, len, "%d", (int) s.st_ctime); break; case 'm': snprintf(buf, len, "%o", (int) s.st_mode); break; } } return 0; }
static int unload_module | ( | void | ) | [static] |
Definition at line 246 of file func_env.c.
References ast_custom_function_unregister().
{ int res = 0; res |= ast_custom_function_unregister(&env_function); res |= ast_custom_function_unregister(&stat_function); res |= ast_custom_function_unregister(&file_function); return res; }
struct ast_module_info __MODULE_INFO_SECTION __mod_info = { __MODULE_INFO_GLOBALS .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "Environment/filesystem dialplan functions" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, } [static] |
Definition at line 268 of file func_env.c.
struct ast_module_info* ast_module_info = &__mod_info [static] |
Definition at line 268 of file func_env.c.
struct ast_custom_function env_function [static] |
Definition at line 225 of file func_env.c.
struct ast_custom_function file_function [static] |
{ .name = "FILE", .read = file_read }
Definition at line 236 of file func_env.c.
struct ast_custom_function stat_function [static] |
{ .name = "STAT", .read = stat_read }
Definition at line 231 of file func_env.c.