summaryrefslogtreecommitdiff
path: root/ext/recode/recode.c
blob: 3fff0a7f7f38d14822c458730319d132d602a061 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
/*
   +----------------------------------------------------------------------+
   | PHP Version 5                                                        |
   +----------------------------------------------------------------------+
   | Copyright (c) 1997-2014 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.               |
   +----------------------------------------------------------------------+
   | Author: Kristian Koehntopp <kris@koehntopp.de>					      |
   +----------------------------------------------------------------------+
 */
 
/* $Id$ */

/* {{{ includes & prototypes */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "php.h"
#include "php_streams.h"

#if HAVE_LIBRECODE

/* For recode 3.5 */
#if HAVE_BROKEN_RECODE
extern char *program_name;
char *program_name = "php";
#endif

#ifdef HAVE_STDBOOL_H
# include <stdbool.h>
#else
  typedef enum {false = 0, true = 1} bool;
#endif

#include <stdio.h>
#include <sys/types.h>
#include <unistd.h>
#include <recode.h>

#include "php_recode.h"
#include "ext/standard/info.h"
#include "ext/standard/file.h"
#include "ext/standard/php_string.h"

/* }}} */

ZEND_BEGIN_MODULE_GLOBALS(recode)
    RECODE_OUTER  outer;
ZEND_END_MODULE_GLOBALS(recode)

#ifdef ZTS
# define ReSG(v) TSRMG(recode_globals_id, zend_recode_globals *, v)
#else
# define ReSG(v) (recode_globals.v)
#endif
    
ZEND_DECLARE_MODULE_GLOBALS(recode)
static PHP_GINIT_FUNCTION(recode);

/* {{{ arginfo */
ZEND_BEGIN_ARG_INFO_EX(arginfo_recode_string, 0, 0, 2)
	ZEND_ARG_INFO(0, request)
	ZEND_ARG_INFO(0, str)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_recode_file, 0, 0, 3)
	ZEND_ARG_INFO(0, request)
	ZEND_ARG_INFO(0, input)
	ZEND_ARG_INFO(0, output)
ZEND_END_ARG_INFO()
/* }}} */

/* {{{ module stuff */
static const zend_function_entry php_recode_functions[] = {
	PHP_FE(recode_string, 	arginfo_recode_string)
	PHP_FE(recode_file, 	arginfo_recode_file)
	PHP_FALIAS(recode, recode_string, arginfo_recode_string)
	PHP_FE_END
};

zend_module_entry recode_module_entry = {
	STANDARD_MODULE_HEADER,
	"recode", 
 	php_recode_functions, 
	PHP_MINIT(recode), 
	PHP_MSHUTDOWN(recode), 
	NULL,
	NULL, 
	PHP_MINFO(recode), 
	NO_VERSION_YET,
	PHP_MODULE_GLOBALS(recode),
	PHP_GINIT(recode),
	NULL,
	NULL,
	STANDARD_MODULE_PROPERTIES_EX
};

#ifdef COMPILE_DL_RECODE
ZEND_GET_MODULE(recode)
#endif

static PHP_GINIT_FUNCTION(recode)
{
	recode_globals->outer = NULL;
}

PHP_MINIT_FUNCTION(recode)
{
	ReSG(outer) = recode_new_outer(false);
	if (ReSG(outer) == NULL) {
		return FAILURE;
	}

	return SUCCESS;
}

PHP_MSHUTDOWN_FUNCTION(recode)
{
	if (ReSG(outer)) {
		recode_delete_outer(ReSG(outer));
	}
	return SUCCESS;
}

PHP_MINFO_FUNCTION(recode)
{
	php_info_print_table_start();
	php_info_print_table_row(2, "Recode Support", "enabled");
	php_info_print_table_row(2, "Revision", "$Id$");
	php_info_print_table_end();
}

/* {{{ proto string recode_string(string request, string str)
   Recode string str according to request string */
PHP_FUNCTION(recode_string)
{
	RECODE_REQUEST request = NULL;
	char *r = NULL;
	size_t r_len = 0, r_alen = 0;
	int req_len, str_len;
	char *req, *str;

	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &req, &req_len, &str, &str_len) == FAILURE) {
		return;
	}

	request = recode_new_request(ReSG(outer));

	if (request == NULL) {
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot allocate request structure");
		RETURN_FALSE;
	}

	if (!recode_scan_request(request, req)) {
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Illegal recode request '%s'", req);
		goto error_exit;
	}
	
	recode_buffer_to_buffer(request, str, str_len, &r, &r_len, &r_alen);
	if (!r) {
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Recoding failed.");
error_exit:
		RETVAL_FALSE;
	} else {
		RETVAL_STRINGL(r, r_len, 1);
		free(r);
	}

	recode_delete_request(request);

	return;
}
/* }}} */

/* {{{ proto bool recode_file(string request, resource input, resource output)
   Recode file input into file output according to request */
PHP_FUNCTION(recode_file)
{
	RECODE_REQUEST request = NULL;
	char *req;
	int req_len;
	zval *input, *output;
	php_stream *instream, *outstream;
	FILE  *in_fp,  *out_fp;

	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "srr", &req, &req_len, &input, &output) == FAILURE) {
	 	return;
	}

	php_stream_from_zval(instream, &input);
	php_stream_from_zval(outstream, &output);

	if (FAILURE == php_stream_cast(instream, PHP_STREAM_AS_STDIO, (void**)&in_fp, REPORT_ERRORS))	{
		RETURN_FALSE;
	}
	
	if (FAILURE == php_stream_cast(outstream, PHP_STREAM_AS_STDIO, (void**)&out_fp, REPORT_ERRORS))	{
		RETURN_FALSE;
	}

	request = recode_new_request(ReSG(outer));
	if (request == NULL) {
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot allocate request structure");
		RETURN_FALSE;
	}

	if (!recode_scan_request(request, req)) {
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Illegal recode request '%s'", req);
		goto error_exit;
	}
	
	if (!recode_file_to_file(request, in_fp, out_fp)) {
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Recoding failed.");
		goto error_exit;
	}

	recode_delete_request(request);
	RETURN_TRUE;

error_exit:
	recode_delete_request(request);
	RETURN_FALSE;
}
/* }}} */

#endif

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 */