php-src/sapi/pi3web/pi3web_sapi.c
2001-07-31 04:53:54 +00:00

472 lines
14 KiB
C

/*
+----------------------------------------------------------------------+
| PHP version 4.0 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2001 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.02 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/2_02.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. |
+----------------------------------------------------------------------+
| Pi3Web version 2.0 |
+----------------------------------------------------------------------+
| This file is committed by the Pi3 development group. |
| (pi3web.sourceforge.net) |
| |
| Author: Holger Zimmermann (zimpel@users.sourceforge.net) |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#include "pi3web_sapi.h"
#include "php.h"
#include "php_main.h"
#include "SAPI.h"
#include "php_globals.h"
#include "ext/standard/info.h"
#include "zend_highlight.h"
#include "zend_indent.h"
#include "zend_alloc.h"
#include "ext/standard/basic_functions.h"
#include "TSRM/TSRM.h"
#include "PiAPI.h"
#include "Pi3API.h"
#define MAX_STATUS_LENGTH sizeof("xxxx LONGEST STATUS DESCRIPTION")
#define PI3WEB_SERVER_VAR_BUF_SIZE 1024
#define PI3WEB_POST_DATA_BUF 1024
int IWasLoaded=0;
static char *pi3web_server_variables[] = {
"ALL_HTTP",
"AUTH_TYPE",
"CONTENT_LENGTH",
"CONTENT_TYPE",
"GATEWAY_INTERFACE",
"PATH_INFO",
"PATH_TRANSLATED",
"QUERY_STRING",
"REQUEST_METHOD",
"REMOTE_ADDR",
"REMOTE_HOST",
"REMOTE_USER",
"SCRIPT_NAME",
"SERVER_NAME",
"SERVER_PORT",
"SERVER_PROTOCOL",
"SERVER_SOFTWARE",
NULL
};
static void php_info_pi3web(ZEND_MODULE_INFO_FUNC_ARGS)
{
char **p = pi3web_server_variables;
char variable_buf[PI3WEB_SERVER_VAR_BUF_SIZE];
DWORD variable_len;
LPCONTROL_BLOCK lpCB;
TSRMLS_FETCH();
lpCB = (LPCONTROL_BLOCK) SG(server_context);
PUTS("<table border=0 cellpadding=3 cellspacing=1 width=600 align=center>\n");
PUTS("<tr><th colspan=2 bgcolor=\"" PHP_HEADER_COLOR "\">Pi3Web Server Information</th></tr>\n");
php_info_print_table_header(2, "Information Field", "Value");
php_info_print_table_row(2, "Pi3Web SAPI module version", "$Id$");
php_info_print_table_row(2, "Server Name Stamp", HTTPCore_getServerStamp());
snprintf(variable_buf, 511, "%d", HTTPCore_debugEnabled());
php_info_print_table_row(2, "Debug Enabled", variable_buf);
PIPlatform_getCurrentDirectory( variable_buf, PI3WEB_SERVER_VAR_BUF_SIZE);
php_info_print_table_row(2, "Current Path", variable_buf);
if (lpCB->GetServerVariable(lpCB->ConnID, "SERVER_NAME", variable_buf, &variable_len)
&& variable_buf[0]) {
php_info_print_table_row(2, "Main Virtual Hostname", variable_buf);
};
snprintf(variable_buf, 511, "%d", PIPlatform_getProcessId());
php_info_print_table_row(2, "Server PID", variable_buf);
php_info_print_table_row(2, "Server Platform", PIPlatform_getDescription());
PUTS("</table><BR>");
PUTS("<table border=0 cellpadding=3 cellspacing=1 width=600 align=center>\n");
PUTS("<tr><th colspan=2 bgcolor=\"" PHP_HEADER_COLOR "\">HTTP Request Information</th></tr>\n");
php_info_print_table_row(2, "HTTP Request Line", lpCB->lpszReq);
PUTS("<tr><th colspan=2 bgcolor=\"" PHP_HEADER_COLOR "\">HTTP Headers</th></tr>\n");
php_info_print_table_header(2, "Server Variable", "Value");
while (*p) {
variable_len = PI3WEB_SERVER_VAR_BUF_SIZE;
if (lpCB->GetServerVariable(lpCB->ConnID, *p, variable_buf, &variable_len)
&& variable_buf[0]) {
php_info_print_table_row(2, *p, variable_buf);
} else if (PIPlatform_getLastError() == PIAPI_EINVAL) {
char *tmp_variable_buf;
tmp_variable_buf = (char *) emalloc(variable_len);
if (lpCB->GetServerVariable(lpCB->ConnID, *p, tmp_variable_buf, &variable_len)
&& variable_buf[0]) {
php_info_print_table_row(2, *p, tmp_variable_buf);
}
efree(tmp_variable_buf);
}
p++;
}
PUTS("</table>");
}
static zend_module_entry php_pi3web_module = {
"PI3WEB",
NULL,
NULL,
NULL,
NULL,
NULL,
php_info_pi3web,
STANDARD_MODULE_PROPERTIES
};
static int zend_pi3web_ub_write(const char *str, uint str_length)
{
DWORD num_bytes = str_length;
LPCONTROL_BLOCK cb;
TSRMLS_FETCH();
cb = (LPCONTROL_BLOCK) SG(server_context);
if ( !IWasLoaded ) return 0;
cb->WriteClient(cb->ConnID, (char *) str, &num_bytes, 0 );
if (num_bytes != str_length)
php_handle_aborted_connection();
return num_bytes;
}
static int sapi_pi3web_header_handler(sapi_header_struct *sapi_header, sapi_headers_struct *sapi_headers TSRMLS_DC)
{
return SAPI_HEADER_ADD;
}
static void accumulate_header_length(sapi_header_struct *sapi_header, uint *total_length TSRMLS_DC)
{
*total_length += sapi_header->header_len+2;
}
static void concat_header(sapi_header_struct *sapi_header, char **combined_headers_ptr TSRMLS_DC)
{
memcpy(*combined_headers_ptr, sapi_header->header, sapi_header->header_len);
*combined_headers_ptr += sapi_header->header_len;
**combined_headers_ptr = '\r';
(*combined_headers_ptr)++;
**combined_headers_ptr = '\n';
(*combined_headers_ptr)++;
}
static int sapi_pi3web_send_headers(sapi_headers_struct *sapi_headers TSRMLS_DC)
{
uint total_length = 2; /* account for the trailing \r\n */
char *combined_headers, *combined_headers_ptr;
LPCONTROL_BLOCK lpCB = (LPCONTROL_BLOCK) SG(server_context);
sapi_header_struct default_content_type;
TSRMLS_FETCH();
if ( !IWasLoaded ) return SAPI_HEADER_SENT_SUCCESSFULLY;
if (SG(sapi_headers).send_default_content_type) {
sapi_get_default_content_type_header(&default_content_type TSRMLS_CC);
accumulate_header_length(&default_content_type, (void *) &total_length TSRMLS_CC);
}
zend_llist_apply_with_argument(&SG(sapi_headers).headers, (llist_apply_with_arg_func_t) accumulate_header_length, (void *) &total_length TSRMLS_CC);
/* Generate headers */
combined_headers = (char *) emalloc(total_length+1);
combined_headers_ptr = combined_headers;
if (SG(sapi_headers).send_default_content_type) {
concat_header(&default_content_type, (void *) &combined_headers_ptr);
sapi_free_header(&default_content_type); /* we no longer need it */
}
zend_llist_apply_with_argument(&SG(sapi_headers).headers, (llist_apply_with_arg_func_t) concat_header, (void *) &combined_headers_ptr TSRMLS_CC);
*combined_headers_ptr++ = '\r';
*combined_headers_ptr++ = '\n';
*combined_headers_ptr = 0;
lpCB->dwHttpStatusCode = SG(sapi_headers).http_response_code;
lpCB->SendHeaderFunction(lpCB->ConnID, &total_length, (LPDWORD) combined_headers);
efree(combined_headers);
if (SG(sapi_headers).http_status_line) {
efree(SG(sapi_headers).http_status_line);
}
return SAPI_HEADER_SENT_SUCCESSFULLY;
}
static int php_pi3web_startup(sapi_module_struct *sapi_module)
{
if (php_module_startup(sapi_module)==FAILURE
|| zend_register_module(&php_pi3web_module)==FAILURE) {
return FAILURE;
} else {
return SUCCESS;
}
}
static int sapi_pi3web_read_post(char *buffer, uint count_bytes TSRMLS_DC)
{
LPCONTROL_BLOCK lpCB = (LPCONTROL_BLOCK) SG(server_context);
DWORD read_from_buf=0;
DWORD read_from_input=0;
DWORD total_read=0;
if (SG(read_post_bytes) < lpCB->cbAvailable) {
read_from_buf = MIN(lpCB->cbAvailable-SG(read_post_bytes), count_bytes);
memcpy(buffer, lpCB->lpbData+SG(read_post_bytes), read_from_buf);
total_read += read_from_buf;
}
if (read_from_buf<count_bytes
&& (SG(read_post_bytes)+read_from_buf) < lpCB->cbTotalBytes) {
DWORD cbRead=0, cbSize;
read_from_input = MIN(count_bytes-read_from_buf, lpCB->cbTotalBytes-SG(read_post_bytes)-read_from_buf);
while (cbRead < read_from_input) {
cbSize = read_from_input - cbRead;
if (!lpCB->ReadClient(lpCB->ConnID, buffer+read_from_buf+cbRead, &cbSize) || cbSize==0) {
break;
}
cbRead += cbSize;
}
total_read += cbRead;
}
SG(read_post_bytes) += total_read;
return total_read;
}
static char *sapi_pi3web_read_cookies(TSRMLS_D)
{
LPCONTROL_BLOCK lpCB = (LPCONTROL_BLOCK) SG(server_context);
char variable_buf[PI3WEB_SERVER_VAR_BUF_SIZE];
DWORD variable_len = PI3WEB_SERVER_VAR_BUF_SIZE;
if (lpCB->GetServerVariable(lpCB->ConnID, "HTTP_COOKIE", variable_buf, &variable_len)) {
return estrndup(variable_buf, variable_len);
} else if (PIPlatform_getLastError()==PIAPI_EINVAL) {
char *tmp_variable_buf = (char *) emalloc(variable_len+1);
if (lpCB->GetServerVariable(lpCB->ConnID, "HTTP_COOKIE", tmp_variable_buf, &variable_len)) {
tmp_variable_buf[variable_len] = 0;
return tmp_variable_buf;
} else {
efree(tmp_variable_buf);
}
}
return NULL;
}
static sapi_module_struct pi3web_sapi_module = {
"pi3web", /* name */
"PI3WEB", /* pretty name */
php_pi3web_startup, /* startup */
php_module_shutdown_wrapper, /* shutdown */
NULL, /* activate */
NULL, /* deactivate */
zend_pi3web_ub_write, /* unbuffered write */
NULL, /* flush */
NULL, /* get uid */
NULL, /* getenv */
php_error, /* error handler */
sapi_pi3web_header_handler, /* header handler */
sapi_pi3web_send_headers, /* send headers handler */
NULL, /* send header handler */
sapi_pi3web_read_post, /* read POST data */
sapi_pi3web_read_cookies, /* read Cookies */
NULL, /* register server variables */
NULL, /* Log message */
NULL, /* Block interruptions */
NULL, /* Unblock interruptions */
STANDARD_SAPI_MODULE_PROPERTIES
};
static void init_request_info(sapi_globals_struct *sapi_globals, LPCONTROL_BLOCK lpCB)
{
char *path_end = strrchr(lpCB->lpszFileName, PHP_DIR_SEPARATOR);
if ( path_end ) *path_end = PHP_DIR_SEPARATOR;
SG(server_context) = lpCB;
SG(request_info).request_method = lpCB->lpszMethod;
SG(request_info).query_string = lpCB->lpszQueryString;
SG(request_info).path_translated = lpCB->lpszPathTranslated;
SG(request_info).request_uri = lpCB->lpszUri;
SG(request_info).content_type = lpCB->lpszContentType;
SG(request_info).content_length = lpCB->cbTotalBytes;
SG(request_info).auth_user = (lpCB->lpszUser) ? (char *)estrdup((const char *)(lpCB->lpszUser)) : 0;
SG(request_info).auth_password = (lpCB->lpszPassword) ? (char *)estrdup((const char *)(lpCB->lpszPassword)) : 0;
SG(sapi_headers).http_response_code = 200;
}
static void hash_pi3web_variables(TSRMLS_D TSRMLS_DC)
{
char static_variable_buf[PI3WEB_SERVER_VAR_BUF_SIZE];
char *variable_buf;
DWORD variable_len = PI3WEB_SERVER_VAR_BUF_SIZE;
char *variable;
char *strtok_buf = NULL;
LPCONTROL_BLOCK lpCB;
lpCB = (LPCONTROL_BLOCK) SG(server_context);
if (lpCB->GetServerVariable(lpCB->ConnID, "ALL_HTTP", static_variable_buf, &variable_len)) {
variable_buf = static_variable_buf;
} else {
if (PIPlatform_getLastError()==PIAPI_EINVAL) {
variable_buf = (char *) emalloc(variable_len);
if (!lpCB->GetServerVariable(lpCB->ConnID, "ALL_HTTP", variable_buf, &variable_len)) {
efree(variable_buf);
return;
}
} else {
return;
}
}
variable = php_strtok_r(variable_buf, "\r\n", &strtok_buf);
while (variable) {
char *colon = strchr(variable, ':');
if (colon) {
char *value = colon+1;
zval *entry;
ALLOC_ZVAL(entry);
while (*value==' ') {
value++;
}
*colon = 0;
INIT_PZVAL(entry);
entry->value.str.len = strlen(value);
entry->value.str.val = estrndup(value, entry->value.str.len);
entry->type = IS_STRING;
zend_hash_add(&EG(symbol_table), variable, strlen(variable)+1, &entry, sizeof(zval *), NULL);
*colon = ':';
}
variable = php_strtok_r(NULL, "\r\n", &strtok_buf);
}
if (variable_buf!=static_variable_buf) {
efree(variable_buf);
}
}
DWORD PHP4_wrapper(LPCONTROL_BLOCK lpCB)
{
zend_file_handle file_handle;
char *header_line;
int iRet = PIAPI_COMPLETED;
TSRMLS_FETCH();
TSRMLS_FETCH();
TSRMLS_FETCH();
zend_try {
file_handle.filename = lpCB->lpszFileName;
file_handle.free_filename = 0;
file_handle.type = ZEND_HANDLE_FILENAME;
file_handle.opened_path = NULL;
CG(extended_info) = 0;
init_request_info(sapi_globals, lpCB);
php_request_startup(TSRMLS_C);
hash_pi3web_variables(TSRMLS_C);
switch ( lpCB->dwBehavior ) {
case PHP_MODE_STANDARD:
iRet = ( php_execute_script( &file_handle TSRMLS_CC ) == SUCCESS ) ?
PIAPI_COMPLETED : PIAPI_ERROR;
break;
case PHP_MODE_HIGHLIGHT: {
zend_syntax_highlighter_ini syntax_highlighter_ini;
if ( open_file_for_scanning( &file_handle TSRMLS_CC ) == SUCCESS )
{
php_get_highlight_struct( &syntax_highlighter_ini );
zend_highlight( &syntax_highlighter_ini TSRMLS_CC );
}
else
{
iRet = PIAPI_ERROR;
};
};
break;
case PHP_MODE_INDENT:
header_line = (char *)estrdup("Content-Type: text/plain");
sapi_add_header_ex(header_line, strlen(header_line), 1, 1);
if ( open_file_for_scanning( &file_handle TSRMLS_CC ) == SUCCESS )
{
zend_indent();
}
else
{
iRet = PIAPI_ERROR;
};
efree(header_line);
break;
case PHP_MODE_LINT:
iRet = (php_lint_script(&file_handle TSRMLS_CC) == SUCCESS) ?
PIAPI_COMPLETED : PIAPI_ERROR;
break;
default:
iRet = PIAPI_ERROR;;
}
if (SG(request_info).cookie_data) {
efree(SG(request_info).cookie_data);
};
php_request_shutdown(NULL);
} zend_catch {
iRet = PIAPI_ERROR;
} zend_end_try();
return iRet;
}
BOOL PHP4_startup() {
tsrm_startup(1, 1, 0, NULL);
sapi_startup(&pi3web_sapi_module);
if (pi3web_sapi_module.startup) {
pi3web_sapi_module.startup(&pi3web_sapi_module);
};
IWasLoaded = 1;
return IWasLoaded;
};
BOOL PHP4_shutdown() {
if (pi3web_sapi_module.shutdown) {
pi3web_sapi_module.shutdown(&pi3web_sapi_module);
};
sapi_shutdown();
tsrm_shutdown();
IWasLoaded = 0;
return !IWasLoaded;
};
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
*/