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Diffstat (limited to 'sapi/apache2filter/sapi_apache2.c')
-rw-r--r--sapi/apache2filter/sapi_apache2.c764
1 files changed, 764 insertions, 0 deletions
diff --git a/sapi/apache2filter/sapi_apache2.c b/sapi/apache2filter/sapi_apache2.c
new file mode 100644
index 0000000..8ce490e
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+++ b/sapi/apache2filter/sapi_apache2.c
@@ -0,0 +1,764 @@
+/*
+ +----------------------------------------------------------------------+
+ | PHP Version 5 |
+ +----------------------------------------------------------------------+
+ | Copyright (c) 1997-2013 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 through the world-wide-web at the following url: |
+ | 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: Sascha Schumann <sascha@schumann.cx> |
+ | Parts based on Apache 1.3 SAPI module by |
+ | Rasmus Lerdorf and Zeev Suraski |
+ +----------------------------------------------------------------------+
+ */
+
+/* $Id$ */
+
+#include <fcntl.h>
+
+#define ZEND_INCLUDE_FULL_WINDOWS_HEADERS
+
+#include "php.h"
+#include "php_main.h"
+#include "php_ini.h"
+#include "php_variables.h"
+#include "SAPI.h"
+
+#include "ext/standard/php_smart_str.h"
+#ifndef NETWARE
+#include "ext/standard/php_standard.h"
+#else
+#include "ext/standard/basic_functions.h"
+#endif
+
+#include "apr_strings.h"
+#include "ap_config.h"
+#include "apr_buckets.h"
+#include "util_filter.h"
+#include "httpd.h"
+#include "http_config.h"
+#include "http_request.h"
+#include "http_core.h"
+#include "http_protocol.h"
+#include "http_log.h"
+#include "http_main.h"
+#include "util_script.h"
+#include "http_core.h"
+#include "ap_mpm.h"
+
+#include "php_apache.h"
+
+/* UnixWare and Netware define shutdown to _shutdown, which causes problems later
+ * on when using a structure member named shutdown. Since this source
+ * file does not use the system call shutdown, it is safe to #undef it.
+ */
+#undef shutdown
+
+/* A way to specify the location of the php.ini dir in an apache directive */
+char *apache2_php_ini_path_override = NULL;
+
+static int
+php_apache_sapi_ub_write(const char *str, uint str_length TSRMLS_DC)
+{
+ apr_bucket *b;
+ apr_bucket_brigade *bb;
+ apr_bucket_alloc_t *ba;
+ ap_filter_t *f; /* remaining output filters */
+ php_struct *ctx;
+
+ ctx = SG(server_context);
+ f = ctx->f;
+
+ if (str_length == 0) return 0;
+
+ ba = f->c->bucket_alloc;
+ bb = apr_brigade_create(ctx->r->pool, ba);
+
+ b = apr_bucket_transient_create(str, str_length, ba);
+ APR_BRIGADE_INSERT_TAIL(bb, b);
+
+ if (ap_pass_brigade(f->next, bb) != APR_SUCCESS || ctx->r->connection->aborted) {
+ php_handle_aborted_connection();
+ }
+
+ return str_length; /* we always consume all the data passed to us. */
+}
+
+static int
+php_apache_sapi_header_handler(sapi_header_struct *sapi_header, sapi_header_op_enum op, sapi_headers_struct *sapi_headers TSRMLS_DC)
+{
+ php_struct *ctx;
+ ap_filter_t *f;
+ char *val, *ptr;
+
+ ctx = SG(server_context);
+ f = ctx->r->output_filters;
+
+ switch(op) {
+ case SAPI_HEADER_DELETE:
+ apr_table_unset(ctx->r->headers_out, sapi_header->header);
+ return 0;
+
+ case SAPI_HEADER_DELETE_ALL:
+ apr_table_clear(ctx->r->headers_out);
+ return 0;
+
+ case SAPI_HEADER_ADD:
+ case SAPI_HEADER_REPLACE:
+ val = strchr(sapi_header->header, ':');
+
+ if (!val) {
+ sapi_free_header(sapi_header);
+ return 0;
+ }
+ ptr = val;
+
+ *val = '\0';
+
+ do {
+ val++;
+ } while (*val == ' ');
+
+ if (!strcasecmp(sapi_header->header, "content-type"))
+ ctx->r->content_type = apr_pstrdup(ctx->r->pool, val);
+ else if (!strcasecmp(sapi_header->header, "content-length"))
+ ap_set_content_length(ctx->r, strtol(val, (char **)NULL, 10));
+ else if (op == SAPI_HEADER_REPLACE)
+ apr_table_set(ctx->r->headers_out, sapi_header->header, val);
+ else
+ apr_table_add(ctx->r->headers_out, sapi_header->header, val);
+
+ *ptr = ':';
+ return SAPI_HEADER_ADD;
+
+ default:
+ return 0;
+ }
+}
+
+static int
+php_apache_sapi_send_headers(sapi_headers_struct *sapi_headers TSRMLS_DC)
+{
+ php_struct *ctx = SG(server_context);
+
+ ctx->r->status = SG(sapi_headers).http_response_code;
+
+ return SAPI_HEADER_SENT_SUCCESSFULLY;
+}
+
+static int
+php_apache_sapi_read_post(char *buf, uint count_bytes TSRMLS_DC)
+{
+ int n;
+ int to_read;
+ php_struct *ctx = SG(server_context);
+
+ to_read = ctx->post_len - ctx->post_idx;
+ n = MIN(to_read, count_bytes);
+
+ if (n > 0) {
+ memcpy(buf, ctx->post_data + ctx->post_idx, n);
+ ctx->post_idx += n;
+ } else {
+ if (ctx->post_data) free(ctx->post_data);
+ ctx->post_data = NULL;
+ }
+
+ return n;
+}
+
+static struct stat*
+php_apache_sapi_get_stat(TSRMLS_D)
+{
+ php_struct *ctx = SG(server_context);
+
+ ctx->finfo.st_uid = ctx->r->finfo.user;
+ ctx->finfo.st_gid = ctx->r->finfo.group;
+ ctx->finfo.st_dev = ctx->r->finfo.device;
+ ctx->finfo.st_ino = ctx->r->finfo.inode;
+#ifdef NETWARE
+ ctx->finfo.st_atime.tv_sec = apr_time_sec(ctx->r->finfo.atime);
+ ctx->finfo.st_mtime.tv_sec = apr_time_sec(ctx->r->finfo.mtime);
+ ctx->finfo.st_ctime.tv_sec = apr_time_sec(ctx->r->finfo.ctime);
+#else
+ ctx->finfo.st_atime = apr_time_sec(ctx->r->finfo.atime);
+ ctx->finfo.st_mtime = apr_time_sec(ctx->r->finfo.mtime);
+ ctx->finfo.st_ctime = apr_time_sec(ctx->r->finfo.ctime);
+#endif
+
+ ctx->finfo.st_size = ctx->r->finfo.size;
+ ctx->finfo.st_nlink = ctx->r->finfo.nlink;
+
+ return &ctx->finfo;
+}
+
+static char *
+php_apache_sapi_read_cookies(TSRMLS_D)
+{
+ php_struct *ctx = SG(server_context);
+ const char *http_cookie;
+
+ http_cookie = apr_table_get(ctx->r->headers_in, "cookie");
+
+ /* The SAPI interface should use 'const char *' */
+ return (char *) http_cookie;
+}
+
+static char *
+php_apache_sapi_getenv(char *name, size_t name_len TSRMLS_DC)
+{
+ php_struct *ctx = SG(server_context);
+ const char *env_var;
+
+ env_var = apr_table_get(ctx->r->subprocess_env, name);
+
+ return (char *) env_var;
+}
+
+static void
+php_apache_sapi_register_variables(zval *track_vars_array TSRMLS_DC)
+{
+ php_struct *ctx = SG(server_context);
+ const apr_array_header_t *arr = apr_table_elts(ctx->r->subprocess_env);
+ char *key, *val;
+ unsigned int new_val_len;
+
+ APR_ARRAY_FOREACH_OPEN(arr, key, val)
+ if (!val) {
+ val = "";
+ }
+ if (sapi_module.input_filter(PARSE_SERVER, key, &val, strlen(val), &new_val_len TSRMLS_CC)) {
+ php_register_variable_safe(key, val, new_val_len, track_vars_array TSRMLS_CC);
+ }
+ APR_ARRAY_FOREACH_CLOSE()
+
+ php_register_variable("PHP_SELF", ctx->r->uri, track_vars_array TSRMLS_CC);
+ if (sapi_module.input_filter(PARSE_SERVER, "PHP_SELF", &ctx->r->uri, strlen(ctx->r->uri), &new_val_len TSRMLS_CC)) {
+ php_register_variable_safe("PHP_SELF", ctx->r->uri, new_val_len, track_vars_array TSRMLS_CC);
+ }
+}
+
+static void
+php_apache_sapi_flush(void *server_context)
+{
+ php_struct *ctx;
+ apr_bucket_brigade *bb;
+ apr_bucket_alloc_t *ba;
+ apr_bucket *b;
+ ap_filter_t *f; /* output filters */
+ TSRMLS_FETCH();
+
+ ctx = server_context;
+
+ /* If we haven't registered a server_context yet,
+ * then don't bother flushing. */
+ if (!server_context)
+ return;
+
+ sapi_send_headers(TSRMLS_C);
+
+ ctx->r->status = SG(sapi_headers).http_response_code;
+ SG(headers_sent) = 1;
+
+ f = ctx->f;
+
+ /* Send a flush bucket down the filter chain. The current default
+ * handler seems to act on the first flush bucket, but ignores
+ * all further flush buckets.
+ */
+
+ ba = ctx->r->connection->bucket_alloc;
+ bb = apr_brigade_create(ctx->r->pool, ba);
+ b = apr_bucket_flush_create(ba);
+ APR_BRIGADE_INSERT_TAIL(bb, b);
+ if (ap_pass_brigade(f->next, bb) != APR_SUCCESS || ctx->r->connection->aborted) {
+ php_handle_aborted_connection();
+ }
+}
+
+static void php_apache_sapi_log_message(char *msg TSRMLS_DC)
+{
+ php_struct *ctx;
+
+ ctx = SG(server_context);
+
+ if (ctx == NULL) { /* we haven't initialized our ctx yet, oh well */
+ ap_log_error(APLOG_MARK, APLOG_ERR | APLOG_STARTUP, 0, NULL, "%s", msg);
+ }
+ else {
+ ap_log_error(APLOG_MARK, APLOG_ERR, 0, ctx->r->server, "%s", msg);
+ }
+}
+
+static int
+php_apache_disable_caching(ap_filter_t *f)
+{
+ /* Identify PHP scripts as non-cacheable, thus preventing
+ * Apache from sending a 304 status when the browser sends
+ * If-Modified-Since header.
+ */
+ f->r->no_local_copy = 1;
+
+ return OK;
+}
+
+static double php_apache_sapi_get_request_time(TSRMLS_D)
+{
+ php_struct *ctx = SG(server_context);
+ return ((double) apr_time_as_msec(ctx->r->request_time)) / 1000.0;
+}
+
+extern zend_module_entry php_apache_module;
+
+static int php_apache2_startup(sapi_module_struct *sapi_module)
+{
+ if (php_module_startup(sapi_module, &php_apache_module, 1)==FAILURE) {
+ return FAILURE;
+ }
+ return SUCCESS;
+}
+
+static sapi_module_struct apache2_sapi_module = {
+ "apache2filter",
+ "Apache 2.0 Filter",
+
+ php_apache2_startup, /* startup */
+ php_module_shutdown_wrapper, /* shutdown */
+
+ NULL, /* activate */
+ NULL, /* deactivate */
+
+ php_apache_sapi_ub_write, /* unbuffered write */
+ php_apache_sapi_flush, /* flush */
+ php_apache_sapi_get_stat, /* get uid */
+ php_apache_sapi_getenv, /* getenv */
+
+ php_error, /* error handler */
+
+ php_apache_sapi_header_handler, /* header handler */
+ php_apache_sapi_send_headers, /* send headers handler */
+ NULL, /* send header handler */
+
+ php_apache_sapi_read_post, /* read POST data */
+ php_apache_sapi_read_cookies, /* read Cookies */
+
+ php_apache_sapi_register_variables,
+ php_apache_sapi_log_message, /* Log message */
+ php_apache_sapi_get_request_time, /* Get Request Time */
+ NULL, /* Child terminate */
+
+ STANDARD_SAPI_MODULE_PROPERTIES
+};
+
+static int php_input_filter(ap_filter_t *f, apr_bucket_brigade *bb,
+ ap_input_mode_t mode, apr_read_type_e block, apr_off_t readbytes)
+{
+ php_struct *ctx;
+ long old_index;
+ apr_bucket *b;
+ const char *str;
+ apr_size_t n;
+ apr_status_t rv;
+ TSRMLS_FETCH();
+
+ if (f->r->proxyreq) {
+ return ap_get_brigade(f->next, bb, mode, block, readbytes);
+ }
+
+ ctx = SG(server_context);
+ if (ctx == NULL) {
+ ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, f->r,
+ "php failed to get server context");
+ return HTTP_INTERNAL_SERVER_ERROR;
+ }
+
+ if ((rv = ap_get_brigade(f->next, bb, mode, block, readbytes)) != APR_SUCCESS) {
+ return rv;
+ }
+
+ for (b = APR_BRIGADE_FIRST(bb); b != APR_BRIGADE_SENTINEL(bb); b = APR_BUCKET_NEXT(b)) {
+ apr_bucket_read(b, &str, &n, APR_NONBLOCK_READ);
+ if (n > 0) {
+ old_index = ctx->post_len;
+ ctx->post_len += n;
+ ctx->post_data = realloc(ctx->post_data, ctx->post_len + 1);
+ memcpy(ctx->post_data + old_index, str, n);
+ }
+ }
+ return APR_SUCCESS;
+}
+
+static void php_apache_request_ctor(ap_filter_t *f, php_struct *ctx TSRMLS_DC)
+{
+ char *content_type;
+ char *content_length;
+ const char *auth;
+
+ PG(during_request_startup) = 0;
+ SG(sapi_headers).http_response_code = !f->r->status ? HTTP_OK : f->r->status;
+ SG(request_info).content_type = apr_table_get(f->r->headers_in, "Content-Type");
+#undef safe_strdup
+#define safe_strdup(x) ((x)?strdup((x)):NULL)
+ SG(request_info).query_string = safe_strdup(f->r->args);
+ SG(request_info).request_method = f->r->method;
+ SG(request_info).proto_num = f->r->proto_num;
+ SG(request_info).request_uri = safe_strdup(f->r->uri);
+ SG(request_info).path_translated = safe_strdup(f->r->filename);
+ f->r->no_local_copy = 1;
+ content_type = sapi_get_default_content_type(TSRMLS_C);
+ f->r->content_type = apr_pstrdup(f->r->pool, content_type);
+ SG(request_info).post_data = ctx->post_data;
+ SG(request_info).post_data_length = ctx->post_len;
+
+ efree(content_type);
+
+ content_length = (char *) apr_table_get(f->r->headers_in, "Content-Length");
+ SG(request_info).content_length = (content_length ? atol(content_length) : 0);
+
+ apr_table_unset(f->r->headers_out, "Content-Length");
+ apr_table_unset(f->r->headers_out, "Last-Modified");
+ apr_table_unset(f->r->headers_out, "Expires");
+ apr_table_unset(f->r->headers_out, "ETag");
+
+ auth = apr_table_get(f->r->headers_in, "Authorization");
+ php_handle_auth_data(auth TSRMLS_CC);
+
+ if (SG(request_info).auth_user == NULL && f->r->user) {
+ SG(request_info).auth_user = estrdup(f->r->user);
+ }
+
+ ctx->r->user = apr_pstrdup(ctx->r->pool, SG(request_info).auth_user);
+
+ php_request_startup(TSRMLS_C);
+}
+
+static void php_apache_request_dtor(ap_filter_t *f TSRMLS_DC)
+{
+ php_apr_bucket_brigade *pbb = (php_apr_bucket_brigade *)f->ctx;
+
+ php_request_shutdown(NULL);
+
+ if (SG(request_info).query_string) {
+ free(SG(request_info).query_string);
+ }
+ if (SG(request_info).request_uri) {
+ free(SG(request_info).request_uri);
+ }
+ if (SG(request_info).path_translated) {
+ free(SG(request_info).path_translated);
+ }
+
+ apr_brigade_destroy(pbb->bb);
+}
+
+static int php_output_filter(ap_filter_t *f, apr_bucket_brigade *bb)
+{
+ php_struct *ctx;
+ void *conf = ap_get_module_config(f->r->per_dir_config, &php5_module);
+ char *p = get_php_config(conf, "engine", sizeof("engine"));
+ zend_file_handle zfd;
+ php_apr_bucket_brigade *pbb;
+ apr_bucket *b;
+ TSRMLS_FETCH();
+
+ if (f->r->proxyreq) {
+ zend_try {
+ zend_ini_deactivate(TSRMLS_C);
+ } zend_end_try();
+ return ap_pass_brigade(f->next, bb);
+ }
+
+ /* handle situations where user turns the engine off */
+ if (*p == '0') {
+ zend_try {
+ zend_ini_deactivate(TSRMLS_C);
+ } zend_end_try();
+ return ap_pass_brigade(f->next, bb);
+ }
+
+ if(f->ctx) {
+ pbb = (php_apr_bucket_brigade *)f->ctx;
+ } else {
+ pbb = f->ctx = apr_palloc(f->r->pool, sizeof(*pbb));
+ pbb->bb = apr_brigade_create(f->r->pool, f->c->bucket_alloc);
+ }
+
+ if(ap_save_brigade(NULL, &pbb->bb, &bb, f->r->pool) != APR_SUCCESS) {
+ /* Bad */
+ }
+
+ apr_brigade_cleanup(bb);
+
+ /* Check to see if the last bucket in this brigade, it not
+ * we have to wait until then. */
+ if(!APR_BUCKET_IS_EOS(APR_BRIGADE_LAST(pbb->bb))) {
+ return 0;
+ }
+
+ /* Setup the CGI variables if this is the main request.. */
+ if (f->r->main == NULL ||
+ /* .. or if the sub-request envinronment differs from the main-request. */
+ f->r->subprocess_env != f->r->main->subprocess_env
+ ) {
+ /* setup standard CGI variables */
+ ap_add_common_vars(f->r);
+ ap_add_cgi_vars(f->r);
+ }
+
+ ctx = SG(server_context);
+ if (ctx == NULL) {
+ ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, f->r,
+ "php failed to get server context");
+ zend_try {
+ zend_ini_deactivate(TSRMLS_C);
+ } zend_end_try();
+ return HTTP_INTERNAL_SERVER_ERROR;
+ }
+
+ ctx->f = f->next; /* save whatever filters are after us in the chain. */
+
+ if (ctx->request_processed) {
+ zend_try {
+ zend_ini_deactivate(TSRMLS_C);
+ } zend_end_try();
+ return ap_pass_brigade(f->next, bb);
+ }
+
+ apply_config(conf);
+ php_apache_request_ctor(f, ctx TSRMLS_CC);
+
+ /* It'd be nice if we could highlight based of a zend_file_handle here....
+ * ...but we can't. */
+
+ zfd.type = ZEND_HANDLE_STREAM;
+
+ zfd.handle.stream.handle = pbb;
+ zfd.handle.stream.reader = php_apache_read_stream;
+ zfd.handle.stream.closer = NULL;
+ zfd.handle.stream.fsizer = php_apache_fsizer_stream;
+ zfd.handle.stream.isatty = 0;
+
+ zfd.filename = f->r->filename;
+ zfd.opened_path = NULL;
+ zfd.free_filename = 0;
+
+ php_execute_script(&zfd TSRMLS_CC);
+
+ apr_table_set(ctx->r->notes, "mod_php_memory_usage",
+ apr_psprintf(ctx->r->pool, "%u", zend_memory_peak_usage(1 TSRMLS_CC)));
+
+ php_apache_request_dtor(f TSRMLS_CC);
+
+ if (!f->r->main) {
+ ctx->request_processed = 1;
+ }
+
+ b = apr_bucket_eos_create(f->c->bucket_alloc);
+ APR_BRIGADE_INSERT_TAIL(pbb->bb, b);
+
+ /* Pass whatever is left on the brigade. */
+ return ap_pass_brigade(f->next, pbb->bb);
+}
+
+static apr_status_t
+php_apache_server_shutdown(void *tmp)
+{
+ apache2_sapi_module.shutdown(&apache2_sapi_module);
+ sapi_shutdown();
+#ifdef ZTS
+ tsrm_shutdown();
+#endif
+ return APR_SUCCESS;
+}
+
+static void php_apache_add_version(apr_pool_t *p)
+{
+ TSRMLS_FETCH();
+ if (PG(expose_php)) {
+ ap_add_version_component(p, "PHP/" PHP_VERSION);
+ }
+}
+
+static int php_pre_config(apr_pool_t *pconf, apr_pool_t *plog, apr_pool_t *ptemp)
+{
+#ifndef ZTS
+ int threaded_mpm;
+
+ ap_mpm_query(AP_MPMQ_IS_THREADED, &threaded_mpm);
+ if(threaded_mpm) {
+ ap_log_error(APLOG_MARK, APLOG_CRIT, 0, 0, "Apache is running a threaded MPM, but your PHP Module is not compiled to be threadsafe. You need to recompile PHP.");
+ return DONE;
+ }
+#endif
+ /* When this is NULL, apache won't override the hard-coded default
+ * php.ini path setting. */
+ apache2_php_ini_path_override = NULL;
+ return OK;
+}
+
+static int
+php_apache_server_startup(apr_pool_t *pconf, apr_pool_t *plog,
+ apr_pool_t *ptemp, server_rec *s)
+{
+ void *data = NULL;
+ const char *userdata_key = "apache2filter_post_config";
+
+ /* Apache will load, unload and then reload a DSO module. This
+ * prevents us from starting PHP until the second load. */
+ apr_pool_userdata_get(&data, userdata_key, s->process->pool);
+ if (data == NULL) {
+ /* We must use set() here and *not* setn(), otherwise the
+ * static string pointed to by userdata_key will be mapped
+ * to a different location when the DSO is reloaded and the
+ * pointers won't match, causing get() to return NULL when
+ * we expected it to return non-NULL. */
+ apr_pool_userdata_set((const void *)1, userdata_key,
+ apr_pool_cleanup_null, s->process->pool);
+ return OK;
+ }
+
+ /* Set up our overridden path. */
+ if (apache2_php_ini_path_override) {
+ apache2_sapi_module.php_ini_path_override = apache2_php_ini_path_override;
+ }
+#ifdef ZTS
+ tsrm_startup(1, 1, 0, NULL);
+#endif
+ sapi_startup(&apache2_sapi_module);
+ apache2_sapi_module.startup(&apache2_sapi_module);
+ apr_pool_cleanup_register(pconf, NULL, php_apache_server_shutdown, apr_pool_cleanup_null);
+ php_apache_add_version(pconf);
+
+ return OK;
+}
+
+static void php_add_filter(request_rec *r, ap_filter_t *f)
+{
+ int output = (f == r->output_filters);
+
+ /* for those who still have Set*Filter PHP configured */
+ while (f) {
+ if (strcmp(f->frec->name, "PHP") == 0) {
+ ap_log_error(APLOG_MARK, APLOG_WARNING,
+ 0, r->server,
+ "\"Set%sFilter PHP\" already configured for %s",
+ output ? "Output" : "Input", r->uri);
+ return;
+ }
+ f = f->next;
+ }
+
+ if (output) {
+ ap_add_output_filter("PHP", NULL, r, r->connection);
+ } else {
+ ap_add_input_filter("PHP", NULL, r, r->connection);
+ }
+}
+
+static void php_insert_filter(request_rec *r)
+{
+ int content_type_len = strlen("application/x-httpd-php");
+
+ if (r->content_type && !strncmp(r->content_type, "application/x-httpd-php", content_type_len-1)) {
+ if (r->content_type[content_type_len] == '\0' || !strncmp(r->content_type+content_type_len, "-source", sizeof("-source"))) {
+ php_add_filter(r, r->output_filters);
+ php_add_filter(r, r->input_filters);
+ }
+ }
+}
+
+static apr_status_t php_server_context_cleanup(void *data_)
+{
+ void **data = data_;
+ *data = NULL;
+ return APR_SUCCESS;
+}
+
+static int php_post_read_request(request_rec *r)
+{
+ php_struct *ctx;
+ TSRMLS_FETCH();
+
+ /* Initialize filter context */
+ SG(server_context) = ctx = apr_pcalloc(r->pool, sizeof(*ctx));
+
+ /* register a cleanup so we clear out the SG(server_context)
+ * after each request. Note: We pass in the pointer to the
+ * server_context in case this is handled by a different thread. */
+ apr_pool_cleanup_register(r->pool, (void *)&SG(server_context),
+ php_server_context_cleanup,
+ apr_pool_cleanup_null);
+
+ /* Save the entire request, so we can get the input or output
+ * filters if we need them. */
+ ctx->r = r;
+
+ return OK;
+}
+
+static void php_register_hook(apr_pool_t *p)
+{
+ ap_hook_pre_config(php_pre_config, NULL, NULL, APR_HOOK_MIDDLE);
+ ap_hook_post_config(php_apache_server_startup, NULL, NULL, APR_HOOK_MIDDLE);
+ ap_hook_insert_filter(php_insert_filter, NULL, NULL, APR_HOOK_MIDDLE);
+ ap_hook_post_read_request(php_post_read_request, NULL, NULL, APR_HOOK_MIDDLE);
+ ap_register_output_filter("PHP", php_output_filter, php_apache_disable_caching, AP_FTYPE_RESOURCE);
+ ap_register_input_filter("PHP", php_input_filter, php_apache_disable_caching, AP_FTYPE_RESOURCE);
+}
+
+static size_t php_apache_read_stream(void *handle, char *buf, size_t wantlen TSRMLS_DC)
+{
+ php_apr_bucket_brigade *pbb = (php_apr_bucket_brigade *)handle;
+ apr_bucket_brigade *rbb;
+ apr_size_t readlen;
+ apr_bucket *b = NULL;
+
+ rbb = pbb->bb;
+
+ if((apr_brigade_partition(pbb->bb, wantlen, &b) == APR_SUCCESS) && b){
+ pbb->bb = apr_brigade_split(rbb, b);
+ }
+
+ readlen = wantlen;
+ apr_brigade_flatten(rbb, buf, &readlen);
+ apr_brigade_cleanup(rbb);
+
+ return readlen;
+}
+
+static size_t php_apache_fsizer_stream(void *handle TSRMLS_DC)
+{
+ php_apr_bucket_brigade *pbb = (php_apr_bucket_brigade *)handle;
+ apr_off_t actual = 0;
+
+ if (apr_brigade_length(pbb->bb, 1, &actual) == APR_SUCCESS) {
+ return actual;
+ }
+
+ return 0;
+}
+
+AP_MODULE_DECLARE_DATA module php5_module = {
+ STANDARD20_MODULE_STUFF,
+ create_php_config, /* create per-directory config structure */
+ merge_php_config, /* merge per-directory config structures */
+ NULL, /* create per-server config structure */
+ NULL, /* merge per-server config structures */
+ php_dir_cmds, /* command apr_table_t */
+ php_register_hook /* register hooks */
+};
+
+/*
+ * Local variables:
+ * tab-width: 4
+ * c-basic-offset: 4
+ * End:
+ * vim600: sw=4 ts=4 fdm=marker
+ * vim<600: sw=4 ts=4
+ */