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mod_php5.c
1493 lines (1315 loc) · 43.5 KB
/
mod_php5.c
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/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2012 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Rasmus Lerdorf <rasmus@php.net> |
| (with helpful hints from Dean Gaudet <dgaudet@arctic.org> |
| PHP 4.0 patches by Zeev Suraski <zeev@zend.com> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#include "php_apache_http.h"
#ifdef NETWARE
#define SIGPIPE SIGINT
#endif
#undef shutdown
/* {{{ Prototypes
*/
int apache_php_module_main(request_rec *r, int display_source_mode TSRMLS_DC);
static void php_save_umask(void);
static void php_restore_umask(void);
static int sapi_apache_read_post(char *buffer, uint count_bytes TSRMLS_DC);
static char *sapi_apache_read_cookies(TSRMLS_D);
static int sapi_apache_header_handler(sapi_header_struct *sapi_header, sapi_header_op_enum op, sapi_headers_struct *sapi_headers TSRMLS_DC);
static int sapi_apache_send_headers(sapi_headers_struct *sapi_headers TSRMLS_DC);
static int send_php(request_rec *r, int display_source_mode, char *filename);
static int send_parsed_php(request_rec * r);
static int send_parsed_php_source(request_rec * r);
static int php_xbithack_handler(request_rec * r);
static void php_init_handler(server_rec *s, pool *p);
/* }}} */
#if MODULE_MAGIC_NUMBER >= 19970728
static void php_child_exit_handler(server_rec *s, pool *p);
#endif
#if MODULE_MAGIC_NUMBER > 19961007
#define CONST_PREFIX const
#else
#define CONST_PREFIX
#endif
typedef struct _sapi_stack {
int top, max, persistent;
void **elements;
} sapi_stack;
typedef struct _php_per_dir_config {
HashTable *ini_settings;
sapi_stack headers_handlers;
sapi_stack auth_handlers;
sapi_stack access_handlers;
sapi_stack type_handlers;
sapi_stack fixup_handlers;
sapi_stack logger_handlers;
sapi_stack post_read_handlers;
sapi_stack response_handlers;
} php_per_dir_config;
typedef struct _php_per_server_config {
sapi_stack uri_handlers;
sapi_stack requires;
} php_per_server_config;
static CONST_PREFIX char *php_apache_value_handler_ex(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2, int mode);
static CONST_PREFIX char *php_apache_value_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1, char *arg2);
static CONST_PREFIX char *php_apache_admin_value_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1, char *arg2);
static CONST_PREFIX char *php_apache_flag_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1, char *arg2);
static CONST_PREFIX char *php_apache_flag_handler_ex(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2, int mode);
static CONST_PREFIX char *php_apache_admin_flag_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1, char *arg2);
/* ### these should be defined in mod_php5.h or somewhere else */
#define USE_PATH 1
#define IGNORE_URL 2
module MODULE_VAR_EXPORT php5_module;
int saved_umask;
/* static int setup_env = 0; */
static unsigned char apache_php_initialized;
typedef struct _php_per_dir_entry {
char *key;
char *value;
uint key_length;
uint value_length;
int type;
} php_per_dir_entry;
/* some systems are missing these from their header files */
/* {{{ zend stack utility functions
*/
/* This code is ripped part and parcel from zend_stack.[ch]. Assuming that the
patch supporting zend_stack_init_ex is applied, all but the bottom two
module-specific iterators will be removed
*/
int sapi_stack_init_ex(sapi_stack *stack, int persistent)
{
stack->top = 0;
stack->persistent = persistent;
stack->elements = (void **) pemalloc(sizeof(void **) * STACK_BLOCK_SIZE, persistent);
if (!stack->elements) {
return FAILURE;
} else {
stack->max = STACK_BLOCK_SIZE;
return SUCCESS;
}
}
int sapi_stack_push(sapi_stack *stack, void *element)
{
if (stack->top >= stack->max) { /* we need to allocate more memory */
stack->elements = (void **) perealloc(stack->elements,
(sizeof(void **) * (stack->max += STACK_BLOCK_SIZE)), stack->persistent);
if (!stack->elements) {
return FAILURE;
}
}
stack->elements[stack->top] = (void *) element;
return stack->top++;
}
void* sapi_stack_pop(sapi_stack *stack) {
if(stack->top == 0) {
return NULL;
}
else {
return stack->elements[--stack->top];
}
}
int sapi_stack_destroy(sapi_stack *stack)
{
return SUCCESS;
}
int sapi_stack_apply_with_argument_all(sapi_stack *stack, int type, int (*apply_function)(void *element, void *arg), void *arg)
{
int i, retval;
switch (type) {
case ZEND_STACK_APPLY_TOPDOWN:
for (i=stack->top-1; i>=0; i--) {
retval = apply_function(stack->elements[i], arg);
}
break;
case ZEND_STACK_APPLY_BOTTOMUP:
for (i=0; i<stack->top; i++) {
retval = apply_function(stack->elements[i], arg);
}
break;
}
return retval;
}
int sapi_stack_apply_with_argument_stop_if_equals(sapi_stack *stack, int type, int (*apply_function)(void *element, void *arg), void *arg, int stopval)
{
int i;
int ret = DECLINED;
switch (type) {
case ZEND_STACK_APPLY_TOPDOWN:
for (i=stack->top-1; i>=0; i--) {
if ((ret = apply_function(stack->elements[i], arg)) == stopval) {
break;
}
}
break;
case ZEND_STACK_APPLY_BOTTOMUP:
for (i=0; i<stack->top; i++) {
if ((ret = apply_function(stack->elements[i], arg)) == stopval) {
break;
}
}
break;
}
return ret;
}
int sapi_stack_apply_with_argument_stop_if_http_error(sapi_stack *stack, int type, int (*apply_function)(void *element, void *arg), void *arg)
{
int i;
int ret = DECLINED;
switch (type) {
case ZEND_STACK_APPLY_TOPDOWN:
for (i=stack->top-1; i>=0; i--) {
if ((ret = apply_function(stack->elements[i], arg)) > 0) {
break;
}
}
break;
case ZEND_STACK_APPLY_BOTTOMUP:
for (i=0; i<stack->top; i++) {
if ((ret = apply_function(stack->elements[i], arg)) > 0) {
break;
}
}
break;
}
return ret;
}
void php_handler_stack_destroy(sapi_stack *stack)
{
php_handler *ph;
while((ph = (php_handler *)sapi_stack_pop(stack)) != NULL) {
free(ph->name);
free(ph);
}
}
/* }}} */
/* {{{ php_save_umask
*/
static void php_save_umask(void)
{
saved_umask = umask(077);
umask(saved_umask);
}
/* }}} */
/* {{{ sapi_apache_ub_write
*/
static int sapi_apache_ub_write(const char *str, uint str_length TSRMLS_DC)
{
int ret=0;
if (SG(server_context)) {
ret = rwrite(str, str_length, (request_rec *) SG(server_context));
}
if (ret != str_length) {
php_handle_aborted_connection();
}
return ret;
}
/* }}} */
/* {{{ sapi_apache_flush
*/
static void sapi_apache_flush(void *server_context)
{
if (server_context) {
#if MODULE_MAGIC_NUMBER > 19970110
rflush((request_rec *) server_context);
#else
bflush((request_rec *) server_context->connection->client);
#endif
}
}
/* }}} */
/* {{{ sapi_apache_read_post
*/
static int sapi_apache_read_post(char *buffer, uint count_bytes TSRMLS_DC)
{
uint total_read_bytes=0, read_bytes;
request_rec *r = (request_rec *) SG(server_context);
void (*handler)(int);
/*
* This handles the situation where the browser sends a Expect: 100-continue header
* and needs to recieve confirmation from the server on whether or not it can send
* the rest of the request. RFC 2616
*
*/
if (!SG(read_post_bytes) && !ap_should_client_block(r)) {
return total_read_bytes;
}
handler = signal(SIGPIPE, SIG_IGN);
while (total_read_bytes<count_bytes) {
hard_timeout("Read POST information", r); /* start timeout timer */
read_bytes = get_client_block(r, buffer+total_read_bytes, count_bytes-total_read_bytes);
reset_timeout(r);
if (read_bytes<=0) {
break;
}
total_read_bytes += read_bytes;
}
signal(SIGPIPE, handler);
return total_read_bytes;
}
/* }}} */
/* {{{ sapi_apache_read_cookies
*/
static char *sapi_apache_read_cookies(TSRMLS_D)
{
return (char *) table_get(((request_rec *) SG(server_context))->subprocess_env, "HTTP_COOKIE");
}
/* }}} */
/* {{{ sapi_apache_header_handler
*/
static int sapi_apache_header_handler(sapi_header_struct *sapi_header, sapi_header_op_enum op, sapi_headers_struct *sapi_headers TSRMLS_DC)
{
char *header_name, *header_content, *p;
request_rec *r = (request_rec *) SG(server_context);
if(!r) {
return 0;
}
switch(op) {
case SAPI_HEADER_DELETE_ALL:
clear_table(r->headers_out);
return 0;
case SAPI_HEADER_DELETE:
table_unset(r->headers_out, sapi_header->header);
return 0;
case SAPI_HEADER_ADD:
case SAPI_HEADER_REPLACE:
header_name = sapi_header->header;
header_content = p = strchr(header_name, ':');
if (!p) {
return 0;
}
*p = 0;
do {
header_content++;
} while (*header_content==' ');
if (!strcasecmp(header_name, "Content-Type")) {
r->content_type = pstrdup(r->pool, header_content);
} else if (!strcasecmp(header_name, "Set-Cookie")) {
table_add(r->headers_out, header_name, header_content);
} else if (op == SAPI_HEADER_REPLACE) {
table_set(r->headers_out, header_name, header_content);
} else {
table_add(r->headers_out, header_name, header_content);
}
*p = ':'; /* a well behaved header handler shouldn't change its original arguments */
return SAPI_HEADER_ADD;
default:
return 0;
}
}
/* }}} */
/* {{{ sapi_apache_send_headers
*/
static int sapi_apache_send_headers(sapi_headers_struct *sapi_headers TSRMLS_DC)
{
if(SG(server_context) == NULL) { /* server_context is not here anymore */
return SAPI_HEADER_SEND_FAILED;
}
((request_rec *) SG(server_context))->status = SG(sapi_headers).http_response_code;
/* check that we haven't sent headers already, we use our own
* headers_sent since we may send headers at anytime
*/
if(!AP(headers_sent)) {
send_http_header((request_rec *) SG(server_context));
AP(headers_sent) = 1;
}
return SAPI_HEADER_SENT_SUCCESSFULLY;
}
/* }}} */
/* {{{ sapi_apache_register_server_variables
*/
static void sapi_apache_register_server_variables(zval *track_vars_array TSRMLS_DC)
{
register int i;
array_header *arr = table_elts(((request_rec *) SG(server_context))->subprocess_env);
table_entry *elts = (table_entry *) arr->elts;
zval **path_translated;
HashTable *symbol_table;
for (i = 0; i < arr->nelts; i++) {
char *val;
if (elts[i].val) {
val = elts[i].val;
} else {
val = "";
}
php_register_variable(elts[i].key, val, track_vars_array TSRMLS_CC);
}
/* If PATH_TRANSLATED doesn't exist, copy it from SCRIPT_FILENAME */
if (track_vars_array) {
symbol_table = track_vars_array->value.ht;
} else {
symbol_table = NULL;
}
if (symbol_table
&& !zend_hash_exists(symbol_table, "PATH_TRANSLATED", sizeof("PATH_TRANSLATED"))
&& zend_hash_find(symbol_table, "SCRIPT_FILENAME", sizeof("SCRIPT_FILENAME"), (void **) &path_translated)==SUCCESS) {
php_register_variable("PATH_TRANSLATED", Z_STRVAL_PP(path_translated), track_vars_array TSRMLS_CC);
}
php_register_variable("PHP_SELF", ((request_rec *) SG(server_context))->uri, track_vars_array TSRMLS_CC);
}
/* }}} */
/* {{{ php_apache_startup
*/
static int php_apache_startup(sapi_module_struct *sapi_module)
{
if (php_module_startup(sapi_module, &apache_module_entry, 1) == FAILURE) {
return FAILURE;
} else {
return SUCCESS;
}
}
/* }}} */
/* {{{ php_apache_log_message
*/
static void php_apache_log_message(char *message TSRMLS_DC)
{
if (SG(server_context)) {
#if MODULE_MAGIC_NUMBER >= 19970831
aplog_error(NULL, 0, APLOG_ERR | APLOG_NOERRNO, ((request_rec *) SG(server_context))->server, "%s", message);
#else
log_error(message, ((request_rec *) SG(server_context))->server);
#endif
} else {
fprintf(stderr, "%s", message);
fprintf(stderr, "\n");
}
}
/* }}} */
/* {{{ php_apache_request_shutdown
*/
static void php_apache_request_shutdown(void *dummy)
{
TSRMLS_FETCH();
AP(current_hook) = AP_CLEANUP;
php_output_set_status(PHP_OUTPUT_DISABLED TSRMLS_CC);
SG(server_context) = NULL; /* The server context (request) is invalid by the time run_cleanups() is called */
if(SG(sapi_started)) {
php_request_shutdown(dummy);
SG(sapi_started) = 0;
}
AP(in_request) = 0;
if(AP(setup_env)) {
AP(setup_env) = 0;
}
AP(current_hook) = AP_WAITING_FOR_REQUEST;
AP(headers_sent) = 0;
}
/* }}} */
/* {{{ php_apache_sapi_activate
*/
static int php_apache_sapi_activate(TSRMLS_D)
{
request_rec *r = (request_rec *) SG(server_context);
/*
* For the Apache module version, this bit of code registers a cleanup
* function that gets triggered when our request pool is destroyed.
* We need this because at any point in our code we can be interrupted
* and that may happen before we have had time to free our memory.
* The php_request_shutdown function needs to free all outstanding allocated
* memory.
*/
block_alarms();
register_cleanup(r->pool, NULL, php_apache_request_shutdown, php_request_shutdown_for_exec);
AP(in_request)=1;
unblock_alarms();
/* Override the default headers_only value - sometimes "GET" requests should actually only
* send headers.
*/
SG(request_info).headers_only = r->header_only;
return SUCCESS;
}
/* }}} */
/* {{{ php_apache_get_stat
*/
static struct stat *php_apache_get_stat(TSRMLS_D)
{
return &((request_rec *) SG(server_context))->finfo;
}
/* }}} */
/* {{{ php_apache_getenv
*/
static char *php_apache_getenv(char *name, size_t name_len TSRMLS_DC)
{
return (char *) table_get(((request_rec *) SG(server_context))->subprocess_env, name);
}
/* }}} */
/* {{{ sapi_module_struct apache_sapi_module
*/
static sapi_module_struct apache_sapi_module = {
"apache", /* name */
"Apache", /* pretty name */
php_apache_startup, /* startup */
php_module_shutdown_wrapper, /* shutdown */
php_apache_sapi_activate, /* activate */
NULL, /* deactivate */
sapi_apache_ub_write, /* unbuffered write */
sapi_apache_flush, /* flush */
php_apache_get_stat, /* get uid */
php_apache_getenv, /* getenv */
php_error, /* error handler */
sapi_apache_header_handler, /* header handler */
sapi_apache_send_headers, /* send headers handler */
NULL, /* send header handler */
sapi_apache_read_post, /* read POST data */
sapi_apache_read_cookies, /* read Cookies */
sapi_apache_register_server_variables, /* register server variables */
php_apache_log_message, /* Log message */
NULL, /* Get request time */
NULL, /* child terminate */
NULL, /* php.ini path override */
#ifdef PHP_WIN32
NULL,
NULL,
#else
block_alarms, /* Block interruptions */
unblock_alarms, /* Unblock interruptions */
#endif
NULL, /* default post reader */
NULL, /* treat data */
NULL, /* exe location */
0, /* ini ignore */
NULL
};
/* }}} */
/* {{{ php_restore_umask
*/
static void php_restore_umask(void)
{
umask(saved_umask);
}
/* }}} */
/* {{{ init_request_info
*/
static void init_request_info(TSRMLS_D)
{
request_rec *r = ((request_rec *) SG(server_context));
char *content_length = (char *) table_get(r->subprocess_env, "CONTENT_LENGTH");
const char *authorization=NULL;
char *tmp, *tmp_user;
SG(request_info).query_string = r->args;
SG(request_info).path_translated = r->filename;
SG(request_info).request_uri = r->uri;
SG(request_info).request_method = (char *)r->method;
SG(request_info).proto_num = r->proto_num;
SG(request_info).content_type = (char *) table_get(r->subprocess_env, "CONTENT_TYPE");
SG(request_info).content_length = (content_length ? atol(content_length) : 0);
SG(sapi_headers).http_response_code = r->status;
if (r->headers_in) {
authorization = table_get(r->headers_in, "Authorization");
}
SG(request_info).auth_user = NULL;
SG(request_info).auth_password = NULL;
if (authorization && !auth_type(r)) {
if (!strcasecmp(getword(r->pool, &authorization, ' '), "Basic")) {
tmp = uudecode(r->pool, authorization);
tmp_user = getword_nulls_nc(r->pool, &tmp, ':');
if (tmp_user) {
r->connection->user = pstrdup(r->connection->pool, tmp_user);
r->connection->ap_auth_type = "Basic";
SG(request_info).auth_user = estrdup(tmp_user);
}
if (tmp) {
SG(request_info).auth_password = estrdup(tmp);
}
} else if (!strcasecmp(getword(r->pool, &authorization, ' '), "Digest")) {
r->connection->ap_auth_type = "Digest";
SG(request_info).auth_digest = estrdup(authorization);
}
}
}
/* }}} */
/* {{{ php_apache_alter_ini_entries
*/
static int php_apache_alter_ini_entries(php_per_dir_entry *per_dir_entry TSRMLS_DC)
{
zend_alter_ini_entry(per_dir_entry->key, per_dir_entry->key_length+1, per_dir_entry->value, per_dir_entry->value_length, per_dir_entry->type, PHP_INI_STAGE_ACTIVATE);
return 0;
}
/* }}} */
/* {{{ php_apache_get_default_mimetype
*/
static char *php_apache_get_default_mimetype(request_rec *r TSRMLS_DC)
{
char *mimetype;
if (SG(default_mimetype) || SG(default_charset)) {
/* Assume output will be of the default MIME type. Individual
scripts may change this later. */
char *tmpmimetype;
tmpmimetype = sapi_get_default_content_type(TSRMLS_C);
mimetype = pstrdup(r->pool, tmpmimetype);
efree(tmpmimetype);
} else {
mimetype = SAPI_DEFAULT_MIMETYPE "; charset=" SAPI_DEFAULT_CHARSET;
}
return mimetype;
}
/* }}} */
/* {{{ send_php
*/
static int send_php(request_rec *r, int display_source_mode, char *filename)
{
int retval;
php_per_dir_config *per_dir_conf;
TSRMLS_FETCH();
if (AP(in_request)) {
zend_file_handle fh;
fh.filename = r->filename;
fh.opened_path = NULL;
fh.free_filename = 0;
fh.type = ZEND_HANDLE_FILENAME;
zend_execute_scripts(ZEND_INCLUDE TSRMLS_CC, NULL, 1, &fh);
return OK;
}
zend_first_try {
/* Make sure file exists */
if (filename == NULL && r->finfo.st_mode == 0) {
return DECLINED;
}
per_dir_conf = (php_per_dir_config *) get_module_config(r->per_dir_config, &php5_module);
if (per_dir_conf) {
zend_hash_apply((HashTable *) per_dir_conf->ini_settings, (apply_func_t) php_apache_alter_ini_entries TSRMLS_CC);
}
/* If PHP parser engine has been turned off with an "engine off"
* directive, then decline to handle this request
*/
if (!AP(engine)) {
r->content_type = php_apache_get_default_mimetype(r TSRMLS_CC);
r->allowed |= (1 << METHODS) - 1;
zend_try {
zend_ini_deactivate(TSRMLS_C);
} zend_end_try();
return DECLINED;
}
if (filename == NULL) {
filename = r->filename;
}
/* Apache 1.2 has a more complex mechanism for reading POST data */
#if MODULE_MAGIC_NUMBER > 19961007
if ((retval = setup_client_block(r, REQUEST_CHUNKED_ERROR))) {
zend_try {
zend_ini_deactivate(TSRMLS_C);
} zend_end_try();
return retval;
}
#endif
if (AP(last_modified)) {
#if MODULE_MAGIC_NUMBER < 19970912
if ((retval = set_last_modified(r, r->finfo.st_mtime))) {
zend_try {
zend_ini_deactivate(TSRMLS_C);
} zend_end_try();
return retval;
}
#else
update_mtime (r, r->finfo.st_mtime);
set_last_modified(r);
set_etag(r);
#endif
}
/* Assume output will be of the default MIME type. Individual
scripts may change this later in the request. */
r->content_type = php_apache_get_default_mimetype(r TSRMLS_CC);
/* Init timeout */
hard_timeout("send", r);
SG(server_context) = r;
php_save_umask();
if(!AP(setup_env)) {
AP(setup_env) = 1;
add_common_vars(r);
add_cgi_vars(r);
}
init_request_info(TSRMLS_C);
apache_php_module_main(r, display_source_mode TSRMLS_CC);
/* Done, restore umask, turn off timeout, close file and return */
php_restore_umask();
kill_timeout(r);
} zend_end_try();
return OK;
}
/* }}} */
/* {{{ send_parsed_php
*/
static int send_parsed_php(request_rec * r)
{
int result = send_php(r, 0, NULL);
TSRMLS_FETCH();
ap_table_setn(r->notes, "mod_php_memory_usage",
ap_psprintf(r->pool, "%u", zend_memory_peak_usage(1 TSRMLS_CC)));
return result;
}
/* }}} */
/* {{{ send_parsed_php_source
*/
static int send_parsed_php_source(request_rec * r)
{
return send_php(r, 1, NULL);
}
/* }}} */
/* {{{ destroy_per_dir_entry
*/
static void destroy_per_dir_entry(php_per_dir_entry *per_dir_entry)
{
free(per_dir_entry->key);
free(per_dir_entry->value);
}
/* }}} */
/* {{{ copy_per_dir_entry
*/
static void copy_per_dir_entry(php_per_dir_entry *per_dir_entry)
{
php_per_dir_entry tmp = *per_dir_entry;
per_dir_entry->key = (char *) malloc(tmp.key_length+1);
memcpy(per_dir_entry->key, tmp.key, tmp.key_length);
per_dir_entry->key[per_dir_entry->key_length] = 0;
per_dir_entry->value = (char *) malloc(tmp.value_length+1);
memcpy(per_dir_entry->value, tmp.value, tmp.value_length);
per_dir_entry->value[per_dir_entry->value_length] = 0;
}
/* }}} */
/* {{{ should_overwrite_per_dir_entry;
*/
static zend_bool should_overwrite_per_dir_entry(HashTable *target_ht, php_per_dir_entry *orig_per_dir_entry, zend_hash_key *hash_key, void *pData)
{
php_per_dir_entry *new_per_dir_entry;
if (zend_hash_find(target_ht, hash_key->arKey, hash_key->nKeyLength, (void **) &new_per_dir_entry)==FAILURE) {
return 1; /* does not exist in dest, copy from source */
}
if (new_per_dir_entry->type==PHP_INI_SYSTEM
&& orig_per_dir_entry->type!=PHP_INI_SYSTEM) {
return 1;
} else {
return 0;
}
}
/* }}} */
/* {{{ php_destroy_per_server_info
*/
static void php_destroy_per_server_info(php_per_server_config *conf)
{
php_handler_stack_destroy(&conf->requires);
php_handler_stack_destroy(&conf->uri_handlers);
}
/* }}} */
/* {{{ php_destroy_per_dir_info
*/
static void php_destroy_per_dir_info(php_per_dir_config *conf)
{
zend_hash_destroy(conf->ini_settings);
php_handler_stack_destroy(&conf->response_handlers);
php_handler_stack_destroy(&conf->auth_handlers);
php_handler_stack_destroy(&conf->access_handlers);
php_handler_stack_destroy(&conf->type_handlers);
php_handler_stack_destroy(&conf->fixup_handlers);
php_handler_stack_destroy(&conf->logger_handlers);
php_handler_stack_destroy(&conf->post_read_handlers);
php_handler_stack_destroy(&conf->headers_handlers);
free(conf->ini_settings);
}
/* }}} */
/* {{{ php_create_server
*/
static void *php_create_server(pool *p, char *dummy)
{
php_per_server_config *conf;
conf = (php_per_server_config *) malloc(sizeof(php_per_server_config));
register_cleanup(p, (void *) conf, (void (*)(void *)) php_destroy_per_server_info, (void (*)(void *)) php_destroy_per_server_info);
sapi_stack_init_ex(&conf->requires, 1);
sapi_stack_init_ex(&conf->uri_handlers, 1);
return conf;
}
/* }}} */
/* {{{ php_create_dir
*/
static void *php_create_dir(pool *p, char *dummy)
{
php_per_dir_config *conf;
conf = (php_per_dir_config *) malloc(sizeof(php_per_dir_config));
conf->ini_settings = (HashTable *) malloc(sizeof(HashTable));
zend_hash_init_ex(conf->ini_settings, 5, NULL, (void (*)(void *)) destroy_per_dir_entry, 1, 0);
sapi_stack_init_ex(&conf->response_handlers, 1);
sapi_stack_init_ex(&conf->headers_handlers, 1);
sapi_stack_init_ex(&conf->auth_handlers, 1);
sapi_stack_init_ex(&conf->access_handlers, 1);
sapi_stack_init_ex(&conf->type_handlers, 1);
sapi_stack_init_ex(&conf->fixup_handlers, 1);
sapi_stack_init_ex(&conf->logger_handlers, 1);
sapi_stack_init_ex(&conf->post_read_handlers, 1);
register_cleanup(p, (void *) conf, (void (*)(void *)) php_destroy_per_dir_info, (void (*)(void *)) php_destroy_per_dir_info);
return conf;
}
/* }}} */
/* {{{ php_merge_dir
*/
static void *php_merge_dir(pool *p, void *basev, void *addv)
{
php_per_dir_config *a = (php_per_dir_config *) addv;
php_per_dir_config *b = (php_per_dir_config *) basev;
/* This function *must* return addv, and not modify basev */
zend_hash_merge_ex((HashTable *) a->ini_settings, (HashTable *) b->ini_settings, (copy_ctor_func_t) copy_per_dir_entry, sizeof(php_per_dir_entry), (merge_checker_func_t) should_overwrite_per_dir_entry, NULL);
a->headers_handlers = (a->headers_handlers.top)?a->headers_handlers:b->headers_handlers;
a->auth_handlers = (a->auth_handlers.top)?a->auth_handlers:b->auth_handlers;
a->access_handlers = (a->access_handlers.top)?a->access_handlers:b->access_handlers;
a->type_handlers = (a->type_handlers.top)?a->type_handlers:b->type_handlers;
a->fixup_handlers = (a->fixup_handlers.top)?a->fixup_handlers:b->fixup_handlers;
a->logger_handlers = (a->logger_handlers.top)?a->logger_handlers:b->logger_handlers;
a->post_read_handlers = (a->post_read_handlers.top)?a->post_read_handlers:b->post_read_handlers;
a->response_handlers = (a->response_handlers.top)?a->response_handlers:b->response_handlers;
return a;
}
/* }}} */
/* {{{ php_apache_value_handler_ex
*/
static CONST_PREFIX char *php_apache_value_handler_ex(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2, int mode)
{
php_per_dir_entry per_dir_entry;
if (!apache_php_initialized) {
apache_php_initialized = 1;
#ifdef ZTS
tsrm_startup(1, 1, 0, NULL);
#endif
sapi_startup(&apache_sapi_module);
php_apache_startup(&apache_sapi_module);
}
per_dir_entry.type = mode;
if (strcasecmp(arg2, "none") == 0) {
arg2 = "";
}
per_dir_entry.key_length = strlen(arg1);
per_dir_entry.value_length = strlen(arg2);
per_dir_entry.key = (char *) malloc(per_dir_entry.key_length+1);
memcpy(per_dir_entry.key, arg1, per_dir_entry.key_length);
per_dir_entry.key[per_dir_entry.key_length] = 0;
per_dir_entry.value = (char *) malloc(per_dir_entry.value_length+1);
memcpy(per_dir_entry.value, arg2, per_dir_entry.value_length);
per_dir_entry.value[per_dir_entry.value_length] = 0;
zend_hash_update(conf, per_dir_entry.key, per_dir_entry.key_length, &per_dir_entry, sizeof(php_per_dir_entry), NULL);
return NULL;
}
/* }}} */
static CONST_PREFIX char *php_set_server_handler(server_rec *s, char *arg1, long handler_stage, long handler_type)
{
php_per_server_config *conf;
php_handler *handler;
handler = (php_handler *) malloc(sizeof(php_handler));
handler->type = handler_type;
handler->stage = handler_stage;
handler->name = strdup(arg1);
conf = get_module_config(s->module_config, &php5_module);
switch(handler_stage) {
case AP_URI_TRANS:
sapi_stack_push(&conf->uri_handlers, handler);
break;
default:
sapi_stack_push(&conf->requires, handler);
break;
}
return NULL;
}
static CONST_PREFIX char *php_set_dir_handler(php_per_dir_config *conf, char *arg1, long handler_stage, long handler_type)
{
php_handler *handler;
handler = (php_handler *) malloc(sizeof(php_handler));
handler->type = handler_type;
handler->stage = handler_stage;
handler->name = strdup(arg1);
switch(handler_stage) {
case AP_POST_READ:
sapi_stack_push(&conf->post_read_handlers, handler);
break;
case AP_HEADER_PARSE:
sapi_stack_push(&conf->headers_handlers, handler);
break;
case AP_ACCESS_CONTROL:
sapi_stack_push(&conf->access_handlers, handler);
break;
case AP_AUTHENTICATION:
sapi_stack_push(&conf->auth_handlers, handler);
break;
case AP_AUTHORIZATION:
break;
case AP_TYPE_CHECKING:
sapi_stack_push(&conf->type_handlers, handler);
break;
case AP_FIXUP:
sapi_stack_push(&conf->fixup_handlers, handler);
break;
case AP_RESPONSE:
sapi_stack_push(&conf->response_handlers, handler);
break;
case AP_LOGGING:
sapi_stack_push(&conf->logger_handlers, handler);
break;
default:
break;
}
return NULL;
}
/* {{{ php_set_uri_handler
*/
static CONST_PREFIX char *php_set_uri_handler(cmd_parms *cmd, void *dummy, char *arg1)
{
return php_set_server_handler(cmd->server, arg1, AP_URI_TRANS, AP_HANDLER_TYPE_FILE);
}
/* }}} */
/* {{{ php_set_uri_handler_code */
static CONST_PREFIX char *php_set_uri_handler_code(cmd_parms *cmd, void *dummy, char *arg1)
{
return php_set_server_handler(cmd->server, arg1, AP_URI_TRANS, AP_HANDLER_TYPE_METHOD);