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lsapi_main.c
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/*
+----------------------------------------------------------------------+
| PHP Version 7 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2016 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 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 |
| [email protected] so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: George Wang <[email protected]> |
+----------------------------------------------------------------------+
*/
#include "php.h"
#include "SAPI.h"
#include "php_main.h"
#include "php_ini.h"
#include "php_variables.h"
#include "zend_highlight.h"
#include "zend.h"
#include "lsapilib.h"
#include <stdio.h>
#if HAVE_STDLIB_H
#include <stdlib.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef PHP_WIN32
#include <io.h>
#include <fcntl.h>
#include "win32/php_registry.h"
#else
#include <sys/wait.h>
#endif
#include <sys/stat.h>
#if HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#if HAVE_SIGNAL_H
#include <signal.h>
#endif
#include <sys/socket.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#define SAPI_LSAPI_MAX_HEADER_LENGTH 2048
/* Key for each cache entry is dirname(PATH_TRANSLATED).
*
* NOTE: Each cache entry config_hash contains the combination from all user ini files found in
* the path starting from doc_root throught to dirname(PATH_TRANSLATED). There is no point
* storing per-file entries as it would not be possible to detect added / deleted entries
* between separate files.
*/
typedef struct _user_config_cache_entry {
time_t expires;
HashTable user_config;
} user_config_cache_entry;
static HashTable user_config_cache;
static int lsapi_mode = 0;
static char *php_self = "";
static char *script_filename = "";
static int source_highlight = 0;
static int ignore_php_ini = 0;
static char * argv0 = NULL;
static int engine = 1;
static int parse_user_ini = 0;
#ifdef ZTS
zend_compiler_globals *compiler_globals;
zend_executor_globals *executor_globals;
php_core_globals *core_globals;
sapi_globals_struct *sapi_globals;
void ***tsrm_ls;
#endif
zend_module_entry litespeed_module_entry;
static void init_sapi_from_env(sapi_module_struct *sapi_module)
{
char *p;
p = getenv("LSPHPRC");
if (p)
sapi_module->php_ini_path_override = p;
}
/* {{{ php_lsapi_startup
*/
static int php_lsapi_startup(sapi_module_struct *sapi_module)
{
if (php_module_startup(sapi_module, NULL, 0)==FAILURE) {
return FAILURE;
}
argv0 = sapi_module->executable_location;
return SUCCESS;
}
/* }}} */
/* {{{ sapi_lsapi_ini_defaults */
/* overwriteable ini defaults must be set in sapi_cli_ini_defaults() */
#define INI_DEFAULT(name,value)\
ZVAL_STRING(tmp, value, 0);\
zend_hash_update(configuration_hash, name, sizeof(name), tmp, sizeof(zval), (void**)&entry);\
Z_STRVAL_P(entry) = zend_strndup(Z_STRVAL_P(entry), Z_STRLEN_P(entry))
static void sapi_lsapi_ini_defaults(HashTable *configuration_hash)
{
zval *tmp, *entry;
#if PHP_MAJOR_VERSION > 4
/*
MAKE_STD_ZVAL(tmp);
INI_DEFAULT("register_long_arrays", "0");
FREE_ZVAL(tmp);
*/
#endif
}
/* }}} */
/* {{{ sapi_lsapi_ub_write
*/
static size_t sapi_lsapi_ub_write(const char *str, size_t str_length)
{
int ret;
int remain;
if ( lsapi_mode ) {
ret = LSAPI_Write( str, str_length );
if ( ret < str_length ) {
php_handle_aborted_connection();
return str_length - ret;
}
} else {
remain = str_length;
while( remain > 0 ) {
ret = write( 1, str, remain );
if ( ret <= 0 ) {
php_handle_aborted_connection();
return str_length - remain;
}
str += ret;
remain -= ret;
}
}
return str_length;
}
/* }}} */
/* {{{ sapi_lsapi_flush
*/
static void sapi_lsapi_flush( void * server_context )
{
if ( lsapi_mode ) {
if ( LSAPI_Flush() == -1) {
php_handle_aborted_connection();
}
}
}
/* }}} */
/* {{{ sapi_lsapi_deactivate
*/
static int sapi_lsapi_deactivate(void)
{
if ( SG(request_info).path_translated )
{
efree( SG(request_info).path_translated );
SG(request_info).path_translated = NULL;
}
return SUCCESS;
}
/* }}} */
/* {{{ sapi_lsapi_getenv
*/
static char *sapi_lsapi_getenv( char * name, size_t name_len )
{
if ( lsapi_mode ) {
return LSAPI_GetEnv( name );
} else {
return getenv( name );
}
}
/* }}} */
static int add_variable( const char * pKey, int keyLen, const char * pValue, int valLen,
void * arg )
{
int filter_arg = (Z_ARR_P((zval *)arg) == Z_ARR(PG(http_globals)[TRACK_VARS_ENV]))
? PARSE_ENV : PARSE_SERVER;
char * new_val = (char *) pValue;
size_t new_val_len;
if (sapi_module.input_filter(filter_arg, (char *)pKey, &new_val, valLen, &new_val_len)) {
php_register_variable_safe((char *)pKey, new_val, new_val_len, (zval *)arg );
}
return 1;
}
static void litespeed_php_import_environment_variables(zval *array_ptr)
{
char buf[128];
char **env, *p, *t = buf;
size_t alloc_size = sizeof(buf);
unsigned long nlen; /* ptrdiff_t is not portable */
if (Z_TYPE(PG(http_globals)[TRACK_VARS_ENV]) == IS_ARRAY &&
Z_ARR_P(array_ptr) != Z_ARR(PG(http_globals)[TRACK_VARS_ENV]) &&
zend_hash_num_elements(Z_ARRVAL(PG(http_globals)[TRACK_VARS_ENV])) > 0
) {
zval_dtor(array_ptr);
ZVAL_DUP(array_ptr, &PG(http_globals)[TRACK_VARS_ENV]);
return;
} else if (Z_TYPE(PG(http_globals)[TRACK_VARS_SERVER]) == IS_ARRAY &&
Z_ARR_P(array_ptr) != Z_ARR(PG(http_globals)[TRACK_VARS_SERVER]) &&
zend_hash_num_elements(Z_ARRVAL(PG(http_globals)[TRACK_VARS_SERVER])) > 0
) {
zval_dtor(array_ptr);
ZVAL_DUP(array_ptr, &PG(http_globals)[TRACK_VARS_SERVER]);
return;
}
for (env = environ; env != NULL && *env != NULL; env++) {
p = strchr(*env, '=');
if (!p) { /* malformed entry? */
continue;
}
nlen = p - *env;
if (nlen >= alloc_size) {
alloc_size = nlen + 64;
t = (t == buf ? emalloc(alloc_size): erealloc(t, alloc_size));
}
memcpy(t, *env, nlen);
t[nlen] = '\0';
add_variable(t, nlen, p + 1, strlen( p + 1 ), array_ptr);
}
if (t != buf && t != NULL) {
efree(t);
}
}
/* {{{ sapi_lsapi_register_variables
*/
static void sapi_lsapi_register_variables(zval *track_vars_array)
{
char * php_self = "";
if ( lsapi_mode ) {
if ( (SG(request_info).request_uri ) )
php_self = (SG(request_info).request_uri );
litespeed_php_import_environment_variables(track_vars_array);
LSAPI_ForeachHeader( add_variable, track_vars_array );
LSAPI_ForeachEnv( add_variable, track_vars_array );
add_variable("PHP_SELF", 8, php_self, strlen( php_self ), track_vars_array );
} else {
php_import_environment_variables(track_vars_array);
php_register_variable("PHP_SELF", php_self, track_vars_array);
php_register_variable("SCRIPT_NAME", php_self, track_vars_array);
php_register_variable("SCRIPT_FILENAME", script_filename, track_vars_array);
php_register_variable("PATH_TRANSLATED", script_filename, track_vars_array);
php_register_variable("DOCUMENT_ROOT", "", track_vars_array);
}
}
/* }}} */
/* {{{ sapi_lsapi_read_post
*/
static size_t sapi_lsapi_read_post(char *buffer, size_t count_bytes)
{
if ( lsapi_mode ) {
return LSAPI_ReadReqBody( buffer, (unsigned long long)count_bytes );
} else {
return 0;
}
}
/* }}} */
/* {{{ sapi_lsapi_read_cookies
*/
static char *sapi_lsapi_read_cookies(void)
{
if ( lsapi_mode ) {
return LSAPI_GetHeader( H_COOKIE );
} else {
return NULL;
}
}
/* }}} */
/* {{{ sapi_lsapi_send_headers
*/
static int sapi_lsapi_send_headers(sapi_headers_struct *sapi_headers)
{
sapi_header_struct *h;
zend_llist_position pos;
if ( lsapi_mode ) {
LSAPI_SetRespStatus( SG(sapi_headers).http_response_code );
h = zend_llist_get_first_ex(&sapi_headers->headers, &pos);
while (h) {
if ( h->header_len > 0 ) {
LSAPI_AppendRespHeader(h->header, h->header_len);
}
h = zend_llist_get_next_ex(&sapi_headers->headers, &pos);
}
if (SG(sapi_headers).send_default_content_type) {
char *hd;
int len;
char headerBuf[SAPI_LSAPI_MAX_HEADER_LENGTH];
hd = sapi_get_default_content_type();
len = snprintf( headerBuf, SAPI_LSAPI_MAX_HEADER_LENGTH - 1,
"Content-type: %s", hd );
efree(hd);
LSAPI_AppendRespHeader( headerBuf, len );
}
}
LSAPI_FinalizeRespHeaders();
return SAPI_HEADER_SENT_SUCCESSFULLY;
}
/* }}} */
/* {{{ sapi_lsapi_send_headers
*/
static void sapi_lsapi_log_message(char *message, int syslog_type_int)
{
char buf[8192];
int len = strlen( message );
if ( *(message + len - 1 ) != '\n' )
{
snprintf( buf, 8191, "%s\n", message );
message = buf;
++len;
}
LSAPI_Write_Stderr( message, len);
}
/* }}} */
/* Set to 1 to turn on log messages useful during development:
*/
#if 0
static void log_message (const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
char buf[0x100];
vsnprintf(buf, sizeof(buf), fmt, ap);
va_end(ap);
sapi_lsapi_log_message(buf
#if PHP_MAJOR_VERSION > 7 || (PHP_MAJOR_VERSION == 7 && PHP_MINOR_VERSION >= 1)
, 0
#endif
);
}
#define DEBUG_MESSAGE(fmt, ...) log_message("LS:%d " fmt "\n", __LINE__, ##__VA_ARGS__)
#else
#define DEBUG_MESSAGE(fmt, ...)
#endif
/* {{{ sapi_module_struct cgi_sapi_module
*/
static sapi_module_struct lsapi_sapi_module =
{
"litespeed",
"LiteSpeed V6.10",
php_lsapi_startup, /* startup */
php_module_shutdown_wrapper, /* shutdown */
NULL, /* activate */
sapi_lsapi_deactivate, /* deactivate */
sapi_lsapi_ub_write, /* unbuffered write */
sapi_lsapi_flush, /* flush */
NULL, /* get uid */
sapi_lsapi_getenv, /* getenv */
php_error, /* error handler */
NULL, /* header handler */
sapi_lsapi_send_headers, /* send headers handler */
NULL, /* send header handler */
sapi_lsapi_read_post, /* read POST data */
sapi_lsapi_read_cookies, /* read Cookies */
sapi_lsapi_register_variables, /* register server variables */
sapi_lsapi_log_message, /* Log message */
NULL, /* Get request time */
NULL, /* Child terminate */
STANDARD_SAPI_MODULE_PROPERTIES
};
/* }}} */
static void init_request_info( void )
{
char * pContentType = LSAPI_GetHeader( H_CONTENT_TYPE );
char * pAuth;
SG(request_info).content_type = pContentType ? pContentType : "";
SG(request_info).request_method = LSAPI_GetRequestMethod();
SG(request_info).query_string = LSAPI_GetQueryString();
SG(request_info).request_uri = LSAPI_GetScriptName();
SG(request_info).content_length = LSAPI_GetReqBodyLen();
SG(request_info).path_translated = estrdup( LSAPI_GetScriptFileName());
/* It is not reset by zend engine, set it to 200. */
SG(sapi_headers).http_response_code = 200;
pAuth = LSAPI_GetHeader( H_AUTHORIZATION );
php_handle_auth_data(pAuth);
}
static char s_cur_chdir[4096] = "";
static int lsapi_chdir_primary_script( zend_file_handle * file_handle )
{
#if PHP_MAJOR_VERSION > 4
char * p;
char ch;
SG(options) |= SAPI_OPTION_NO_CHDIR;
getcwd( s_cur_chdir, sizeof( s_cur_chdir ) );
p = strrchr( file_handle->filename, '/' );
if ( *p )
{
*p = 0;
if ( strcmp( file_handle->filename, s_cur_chdir ) != 0 ) {
chdir( file_handle->filename );
}
*p++ = '/';
ch = *p;
*p = 0;
if ( !CWDG(cwd).cwd ||
( strcmp( file_handle->filename, CWDG(cwd).cwd ) != 0 ) ) {
CWDG(cwd).cwd_length = p - file_handle->filename;
CWDG(cwd).cwd = (char *) realloc(CWDG(cwd).cwd, CWDG(cwd).cwd_length+1);
memmove( CWDG(cwd).cwd, file_handle->filename, CWDG(cwd).cwd_length+1 );
}
*p = ch;
}
/* virtual_file_ex(&CWDG(cwd), file_handle->filename, NULL, CWD_REALPATH); */
#else
VCWD_CHDIR_FILE( file_handle->filename );
#endif
return 0;
}
static int lsapi_fopen_primary_script( zend_file_handle * file_handle )
{
FILE * fp;
char * p;
fp = fopen( SG(request_info).path_translated, "rb" );
if ( !fp )
{
return -1;
}
file_handle->type = ZEND_HANDLE_FP;
file_handle->handle.fp = fp;
file_handle->filename = SG(request_info).path_translated;
file_handle->free_filename = 0;
file_handle->opened_path = NULL;
lsapi_chdir_primary_script( file_handle );
return 0;
}
static int lsapi_execute_script( zend_file_handle * file_handle)
{
char *p;
int len;
file_handle->type = ZEND_HANDLE_FILENAME;
file_handle->handle.fd = 0;
file_handle->filename = SG(request_info).path_translated;
file_handle->free_filename = 0;
file_handle->opened_path = NULL;
p = argv0;
*p++ = ':';
len = strlen( SG(request_info).path_translated );
if ( len > 45 )
len = len - 45;
else
len = 0;
memccpy( p, SG(request_info).path_translated + len, 0, 46 );
php_execute_script(file_handle);
return 0;
}
static int lsapi_activate_user_ini();
static int lsapi_module_main(int show_source)
{
zend_file_handle file_handle = {0};
if (php_request_startup() == FAILURE ) {
return -1;
}
if (parse_user_ini && lsapi_activate_user_ini() == FAILURE) {
return -1;
}
if (show_source) {
zend_syntax_highlighter_ini syntax_highlighter_ini;
php_get_highlight_struct(&syntax_highlighter_ini);
highlight_file(SG(request_info).path_translated, &syntax_highlighter_ini);
} else {
lsapi_execute_script( &file_handle);
}
zend_try {
php_request_shutdown(NULL);
memset( argv0, 0, 46 );
} zend_end_try();
return 0;
}
static int alter_ini( const char * pKey, int keyLen, const char * pValue, int valLen,
void * arg )
{
#if PHP_MAJOR_VERSION >= 7
zend_string * psKey;
#endif
int type = ZEND_INI_PERDIR;
if ( '\001' == *pKey ) {
++pKey;
if ( *pKey == 4 ) {
type = ZEND_INI_SYSTEM;
}
++pKey;
--keyLen;
if (( keyLen == 7 )&&( strncasecmp( pKey, "engine", 6 )== 0 ))
{
if ( *pValue == '0' )
engine = 0;
}
else
{
#if PHP_MAJOR_VERSION >= 7
--keyLen;
psKey = zend_string_init(pKey, keyLen, 1);
zend_alter_ini_entry_chars(psKey,
(char *)pValue, valLen,
type, PHP_INI_STAGE_ACTIVATE);
zend_string_release(psKey);
#else
zend_alter_ini_entry((char *)pKey, keyLen,
(char *)pValue, valLen,
type, PHP_INI_STAGE_ACTIVATE);
#endif
}
}
return 1;
}
static void user_config_cache_entry_dtor(zval *el)
{
user_config_cache_entry *entry = (user_config_cache_entry *)Z_PTR_P(el);
zend_hash_destroy(&entry->user_config);
free(entry);
}
static void user_config_cache_init()
{
zend_hash_init(&user_config_cache, 0, NULL, user_config_cache_entry_dtor, 1);
}
static int pathlen_without_trailing_slash(char *path)
{
int len = (int)strlen(path);
while (len > 1 && /* mind "/" as root dir */
path[len-1] == DEFAULT_SLASH)
{
--len;
}
return len;
}
static inline char* skip_slash(char *s)
{
while (*s == DEFAULT_SLASH) {
++s;
}
return s;
}
/**
* Walk down the path_stop starting at path_start.
*
* If path_start = "/path1" and path_stop = "/path1/path2/path3"
* the callback will be called 3 times with the next args:
*
* 1. "/path1/path2/path3"
* ^ end
* ^ start
* 2. "/path1/path2/path3"
* ^ end
* ^ start
* 3. "/path1/path2/path3"
* ^ end
* ^ start
*
* path_stop has to be a subdir of path_start
* or to be path_start itself.
*
* Both path args have to be absolute.
* Trailing slashes are allowed.
* NULL or empty string args are not allowed.
*/
static void walk_down_the_path(char* path_start,
char* path_stop,
void (*cb)(char* begin,
char* end,
void* data),
void* data)
{
char *pos = path_stop + pathlen_without_trailing_slash(path_start);
cb(path_stop, pos, data);
while ((pos = skip_slash(pos))[0]) {
pos = strchr(pos, DEFAULT_SLASH);
if (!pos) {
/* The last token without trailing slash
*/
cb(path_stop, path_stop + strlen(path_stop), data);
return;
}
cb(path_stop, pos, data);
}
}
typedef struct {
char *path;
uint path_len;
char *doc_root;
user_config_cache_entry *entry;
} _lsapi_activate_user_ini_ctx;
typedef int (*fn_activate_user_ini_chain_t)
(_lsapi_activate_user_ini_ctx *ctx, void* next);
static int lsapi_activate_user_ini_basic_checks(_lsapi_activate_user_ini_ctx *ctx,
void* next)
{
int rc = SUCCESS;
fn_activate_user_ini_chain_t *fn_next = next;
if (!PG(user_ini_filename) || !*PG(user_ini_filename)) {
return SUCCESS;
}
/* PATH_TRANSLATED should be defined at this stage */
ctx->path = SG(request_info).path_translated;
if (!ctx->path || !*ctx->path) {
return FAILURE;
}
ctx->doc_root = sapi_lsapi_getenv("DOCUMENT_ROOT", 0);
DEBUG_MESSAGE("doc_root: %s", ctx->doc_root);
if (*fn_next) {
rc = (*fn_next)(ctx, fn_next + 1);
}
return rc;
}
static int lsapi_activate_user_ini_mk_path(_lsapi_activate_user_ini_ctx *ctx,
void* next)
{
char *path;
int rc = SUCCESS;
fn_activate_user_ini_chain_t *fn_next = next;
/* Extract dir name from path_translated * and store it in 'path' */
ctx->path_len = strlen(ctx->path);
path = ctx->path = estrndup(SG(request_info).path_translated, ctx->path_len);
if (!path)
return FAILURE;
ctx->path_len = zend_dirname(path, ctx->path_len);
DEBUG_MESSAGE("dirname: %s", ctx->path);
if (*fn_next) {
rc = (*fn_next)(ctx, fn_next + 1);
}
efree(path);
return rc;
}
static int lsapi_activate_user_ini_mk_realpath(_lsapi_activate_user_ini_ctx *ctx,
void* next)
{
char *real_path;
int rc = SUCCESS;
fn_activate_user_ini_chain_t *fn_next = next;
if (!IS_ABSOLUTE_PATH(ctx->path, ctx->path_len)) {
real_path = tsrm_realpath(ctx->path, NULL);
if (!real_path) {
return SUCCESS;
}
ctx->path = real_path;
ctx->path_len = strlen(ctx->path);
DEBUG_MESSAGE("calculated tsrm realpath: %s", real_path);
} else {
DEBUG_MESSAGE("%s is an absolute path", ctx->path);
real_path = NULL;
}
if (*fn_next) {
rc = (*fn_next)(ctx, fn_next + 1);
}
if (real_path)
efree(real_path);
return rc;
}
static int lsapi_activate_user_ini_mk_user_config(_lsapi_activate_user_ini_ctx *ctx,
void* next)
{
fn_activate_user_ini_chain_t *fn_next = next;
/* Find cached config entry: If not found, create one */
ctx->entry = zend_hash_str_find_ptr(&user_config_cache, ctx->path, ctx->path_len);
if (ctx->entry) {
DEBUG_MESSAGE("found entry for %s", ctx->path);
} else {
DEBUG_MESSAGE("entry for %s not found, creating new entry", ctx->path);
ctx->entry = pemalloc(sizeof(user_config_cache_entry), 1);
ctx->entry->expires = 0;
zend_hash_init(&ctx->entry->user_config, 0, NULL,
config_zval_dtor, 1);
zend_hash_str_update_ptr(&user_config_cache, ctx->path,
ctx->path_len, ctx->entry);
}
if (*fn_next) {
return (*fn_next)(ctx, fn_next + 1);
} else {
return SUCCESS;
}
}
static void walk_down_the_path_callback(char* begin,
char* end,
void* data)
{
_lsapi_activate_user_ini_ctx *ctx = data;
char tmp = end[0];
end[0] = 0;
DEBUG_MESSAGE("parsing %s%c%s", begin, DEFAULT_SLASH, PG(user_ini_filename));
php_parse_user_ini_file(begin, PG(user_ini_filename), &ctx->entry->user_config);
end[0] = tmp;
}
static int lsapi_activate_user_ini_walk_down_the_path(_lsapi_activate_user_ini_ctx *ctx,
void* next)
{
time_t request_time = sapi_get_request_time();
uint path_len, docroot_len;
int rc = SUCCESS;
fn_activate_user_ini_chain_t *fn_next = next;
if (!ctx->entry->expires || request_time > ctx->entry->expires)
{
docroot_len = ctx->doc_root && ctx->doc_root[0]
? pathlen_without_trailing_slash(ctx->doc_root)
: 0;
int is_outside_of_docroot = !docroot_len ||
ctx->path_len < docroot_len ||
strncmp(ctx->path, ctx->doc_root, docroot_len) != 0;
if (is_outside_of_docroot) {
php_parse_user_ini_file(ctx->path, PG(user_ini_filename),
&ctx->entry->user_config);
} else {
walk_down_the_path(ctx->doc_root, ctx->path,
&walk_down_the_path_callback, ctx);
}
ctx->entry->expires = request_time + PG(user_ini_cache_ttl);
}
if (*fn_next) {
rc = (*fn_next)(ctx, fn_next + 1);
}
return rc;
}
static int lsapi_activate_user_ini_finally(_lsapi_activate_user_ini_ctx *ctx,
void* next)
{
int rc = SUCCESS;
fn_activate_user_ini_chain_t *fn_next = next;
DEBUG_MESSAGE("calling php_ini_activate_config()");
php_ini_activate_config(&ctx->entry->user_config, PHP_INI_PERDIR,
PHP_INI_STAGE_HTACCESS);
if (*fn_next) {
rc = (*fn_next)(ctx, fn_next + 1);
}
return rc;
}
static int lsapi_activate_user_ini(TSRMLS_D)
{
_lsapi_activate_user_ini_ctx ctx;
/**
* The reason to have this function list stacked
* is each function now can define a scoped destructor.
*
* Passing control via function pointer is a sign of low coupling,
* which means dependencies between these functions are to be
* controlled from a single place
* (here below, by modifying this function list order)
*/
static const fn_activate_user_ini_chain_t fn_chain[] = {
&lsapi_activate_user_ini_basic_checks,
&lsapi_activate_user_ini_mk_path,
&lsapi_activate_user_ini_mk_realpath,
&lsapi_activate_user_ini_mk_user_config,
&lsapi_activate_user_ini_walk_down_the_path,
&lsapi_activate_user_ini_finally,
NULL
};
return fn_chain[0](&ctx, (fn_activate_user_ini_chain_t*)(fn_chain + 1));
}
static void override_ini()
{
LSAPI_ForeachSpecialEnv( alter_ini, NULL );
}
static int processReq( void )
{
int ret = 0;
zend_first_try {
/* avoid server_context==NULL checks */
SG(server_context) = (void *) 1;
engine = 1;
override_ini();
if ( engine ) {
init_request_info( );
if ( lsapi_module_main( source_highlight ) == -1 ) {
ret = -1;
}
} else {
LSAPI_AppendRespHeader( "status: 403", 11 );
LSAPI_AppendRespHeader( "content-type: text/html", 23 );
LSAPI_Write( "Forbidden: PHP engine is disable.\n", 34 );
}
} zend_end_try();
return ret;
}
static void cli_usage( void )
{
static const char * usage =
"Usage: php\n"
" php -[b|c|n|h|i|q|s|v|?] [<file>] [args...]\n"
" Run in LSAPI mode, only '-b', '-s' and '-c' are effective\n"
" Run in Command Line Interpreter mode when parameters are specified\n"
"\n"
" -b <address:port>|<port> Bind Path for external LSAPI Server mode\n"
" -c <path>|<file> Look for php.ini file in this directory\n"
" -n No php.ini file will be used\n"
" -h This help\n"
" -i PHP information\n"
" -l Syntax check\n"
" -q Quiet-mode. Suppress HTTP Header output.\n"
" -s Display colour syntax highlighted source.\n"
" -v Version number\n"
" -? This help\n"
"\n"
" args... Arguments passed to script.\n";
php_output_startup();
php_output_activate();
php_printf( "%s", usage );
#ifdef PHP_OUTPUT_NEWAPI
php_output_end_all();
#else
php_end_ob_buffers(1);
#endif
}
static int parse_opt( int argc, char * argv[], int *climode,
char **php_ini_path, char ** php_bind )
{
char ** p = &argv[1];
char ** argend= &argv[argc];
int c;
while (( p < argend )&&(**p == '-' )) {
c = *((*p)+1);
++p;
switch( c ) {
case 'b':
if ( p >= argend ) {
fprintf( stderr, "TCP or socket address must be specified following '-b' option.\n");
return -1;
}
*php_bind = strdup(*p++);
break;
case 'c':
if ( p >= argend ) {
fprintf( stderr, "<path> or <file> must be specified following '-c' option.\n");
return -1;
}
*php_ini_path = strdup( *p++ );
break;
case 's':
source_highlight = 1;
break;
case 'n':
ignore_php_ini = 1;
break;
case '?':
if ( *((*(p-1))+2) == 's' )
exit( 99 );
case 'h':
case 'i':
case 'l':
case 'q':
case 'v':
default:
*climode = 1;
break;