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- Initial RFC2397 support

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# decoding is missing right now
This commit is contained in:
Marcus Boerger 2006-05-13 17:53:01 +00:00
parent ae1165e478
commit 29c0f5bede
4 changed files with 191 additions and 48 deletions
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1
ext/standard/basic_functions.c
View File

@ -1076,6 +1076,7 @@ PHP_MINIT_FUNCTION(basic)
php_register_url_stream_wrapper("php", &php_stream_php_wrapper TSRMLS_CC);
php_register_url_stream_wrapper("file", &php_plain_files_wrapper TSRMLS_CC);
php_register_url_stream_wrapper("data", &php_stream_rfc2397_wrapper TSRMLS_CC);
#ifndef PHP_CURL_URL_WRAPPERS
php_register_url_stream_wrapper("http", &php_stream_http_wrapper TSRMLS_CC);
php_register_url_stream_wrapper("ftp", &php_stream_ftp_wrapper TSRMLS_CC);

20
ext/standard/tests/file/stream_rfc2397_001.phpt Executable file
View File

@ -0,0 +1,20 @@
--TEST--
Stream: RFC2397
--FILE--
<?php
$data = 'data://,hello world';
var_dump(file_get_contents($data));
$file = fopen($data, 'r');
unset($data);
var_dump(stream_get_contents($file));
?>
===DONE===
--EXPECT--
string(11) "hello world"
string(11) "hello world"
===DONE===

2
main/php_memory_streams.h
View File

@ -50,6 +50,8 @@ END_EXTERN_C()
extern php_stream_ops php_stream_memory_ops;
extern php_stream_ops php_stream_temp_ops;
extern php_stream_ops php_stream_rfc2397_ops;
extern php_stream_wrapper php_stream_rfc2397_wrapper;
#define PHP_STREAM_IS_MEMORY &php_stream_memory_ops
#define PHP_STREAM_IS_TEMP &php_stream_temp_ops

216
main/streams/memory.c
View File

@ -46,10 +46,7 @@ typedef struct {
/* {{{ */
static size_t php_stream_memory_write(php_stream *stream, const char *buf, size_t count TSRMLS_DC)
{
php_stream_memory_data *ms;
assert(stream != NULL);
ms = stream->abstract;
php_stream_memory_data *ms = (php_stream_memory_data*)stream->abstract;
assert(ms != NULL);
if (ms->mode & TEMP_STREAM_READONLY) {
@ -85,10 +82,7 @@ static size_t php_stream_memory_write(php_stream *stream, const char *buf, size_
/* {{{ */
static size_t php_stream_memory_read(php_stream *stream, char *buf, size_t count TSRMLS_DC)
{
php_stream_memory_data *ms;
assert(stream != NULL);
ms = stream->abstract;
php_stream_memory_data *ms = (php_stream_memory_data*)stream->abstract;
assert(ms != NULL);
if (ms->fpos + count > ms->fsize) {
@ -110,10 +104,7 @@ static size_t php_stream_memory_read(php_stream *stream, char *buf, size_t count
/* {{{ */
static int php_stream_memory_close(php_stream *stream, int close_handle TSRMLS_DC)
{
php_stream_memory_data *ms;
assert(stream != NULL);
ms = stream->abstract;
php_stream_memory_data *ms = (php_stream_memory_data*)stream->abstract;
assert(ms != NULL);
if (ms->data && close_handle && ms->mode != TEMP_STREAM_READONLY) {
@ -140,10 +131,7 @@ static int php_stream_memory_flush(php_stream *stream TSRMLS_DC)
/* {{{ */
static int php_stream_memory_seek(php_stream *stream, off_t offset, int whence, off_t *newoffs TSRMLS_DC)
{
php_stream_memory_data *ms;
assert(stream != NULL);
ms = stream->abstract;
php_stream_memory_data *ms = (php_stream_memory_data*)stream->abstract;
assert(ms != NULL);
switch(whence) {
@ -207,6 +195,45 @@ static int php_stream_memory_cast(php_stream *stream, int castas, void **ret TSR
}
/* }}} */
static int php_stream_memory_stat(php_stream *stream, php_stream_statbuf *ssb TSRMLS_DC) /* {{{ */
{
time_t timestamp = 0;
php_stream_memory_data *ms = (php_stream_memory_data*)stream->abstract;
assert(ms != NULL);
memset(ssb, 0, sizeof(php_stream_statbuf));
/* read-only across the board */
ssb->sb.st_mode = ms->mode & TEMP_STREAM_READONLY ? 0444 : 0666;
ssb->sb.st_size = ms->fsize;
ssb->sb.st_mode |= S_IFREG; /* regular file */
#ifdef NETWARE
ssb->sb.st_mtime.tv_sec = timestamp;
ssb->sb.st_atime.tv_sec = timestamp;
ssb->sb.st_ctime.tv_sec = timestamp;
#else
ssb->sb.st_mtime = timestamp;
ssb->sb.st_atime = timestamp;
ssb->sb.st_ctime = timestamp;
#endif
ssb->sb.st_nlink = 1;
ssb->sb.st_rdev = -1;
/* this is only for APC, so use /dev/null device - no chance of conflict there! */
ssb->sb.st_dev = 0xC;
/* generate unique inode number for alias/filename, so no phars will conflict */
ssb->sb.st_ino = 0;
#ifndef PHP_WIN32
ssb->sb.st_blksize = -1;
ssb->sb.st_blocks = -1;
#endif
return 0;
}
/* }}} */
php_stream_ops php_stream_memory_ops = {
php_stream_memory_write, php_stream_memory_read,
@ -214,7 +241,7 @@ php_stream_ops php_stream_memory_ops = {
"MEMORY",
php_stream_memory_seek,
php_stream_memory_cast,
NULL, /* stat */
php_stream_memory_stat,
NULL /* set_option */
};
@ -229,7 +256,7 @@ PHPAPI php_stream *_php_stream_memory_create(int mode STREAMS_DC TSRMLS_DC)
self->data = NULL;
self->fpos = 0;
self->fsize = 0;
self->smax = -1;
self->smax = ~0u;
self->mode = mode;
self->owner_ptr = NULL;
@ -247,7 +274,7 @@ PHPAPI php_stream *_php_stream_memory_open(int mode, char *buf, size_t length ST
php_stream_memory_data *ms;
if ((stream = php_stream_memory_create_rel(mode)) != NULL) {
ms = stream->abstract;
ms = (php_stream_memory_data*)stream->abstract;
if (mode == TEMP_STREAM_READONLY || mode == TEMP_STREAM_TAKE_BUFFER) {
/* use the buffer directly */
@ -268,10 +295,8 @@ PHPAPI php_stream *_php_stream_memory_open(int mode, char *buf, size_t length ST
/* {{{ */
PHPAPI char *_php_stream_memory_get_buffer(php_stream *stream, size_t *length STREAMS_DC TSRMLS_DC)
{
php_stream_memory_data *ms;
php_stream_memory_data *ms = (php_stream_memory_data*)stream->abstract;
assert(stream != NULL);
ms = stream->abstract;
assert(ms != NULL);
assert(length != 0);
@ -288,16 +313,14 @@ typedef struct {
php_stream *innerstream;
size_t smax;
int mode;
zval* meta;
} php_stream_temp_data;
/* {{{ */
static size_t php_stream_temp_write(php_stream *stream, const char *buf, size_t count TSRMLS_DC)
{
php_stream_temp_data *ts;
assert(stream != NULL);
ts = stream->abstract;
php_stream_temp_data *ts = (php_stream_temp_data*)stream->abstract;
assert(ts != NULL);
if (!ts->innerstream) {
@ -322,11 +345,9 @@ static size_t php_stream_temp_write(php_stream *stream, const char *buf, size_t
/* {{{ */
static size_t php_stream_temp_read(php_stream *stream, char *buf, size_t count TSRMLS_DC)
{
php_stream_temp_data *ts;
php_stream_temp_data *ts = (php_stream_temp_data*)stream->abstract;
size_t got;
assert(stream != NULL);
ts = stream->abstract;
assert(ts != NULL);
if (!ts->innerstream) {
@ -347,11 +368,9 @@ static size_t php_stream_temp_read(php_stream *stream, char *buf, size_t count T
/* {{{ */
static int php_stream_temp_close(php_stream *stream, int close_handle TSRMLS_DC)
{
php_stream_temp_data *ts;
php_stream_temp_data *ts = (php_stream_temp_data*)stream->abstract;
int ret;
assert(stream != NULL);
ts = stream->abstract;
assert(ts != NULL);
if (ts->innerstream) {
@ -359,6 +378,10 @@ static int php_stream_temp_close(php_stream *stream, int close_handle TSRMLS_DC)
} else {
ret = 0;
}
if (ts->meta) {
zval_ptr_dtor(&ts->meta);
}
efree(ts);
@ -370,10 +393,7 @@ static int php_stream_temp_close(php_stream *stream, int close_handle TSRMLS_DC)
/* {{{ */
static int php_stream_temp_flush(php_stream *stream TSRMLS_DC)
{
php_stream_temp_data *ts;
assert(stream != NULL);
ts = stream->abstract;
php_stream_temp_data *ts = (php_stream_temp_data*)stream->abstract;
assert(ts != NULL);
return ts->innerstream ? php_stream_flush(ts->innerstream) : -1;
@ -384,11 +404,9 @@ static int php_stream_temp_flush(php_stream *stream TSRMLS_DC)
/* {{{ */
static int php_stream_temp_seek(php_stream *stream, off_t offset, int whence, off_t *newoffs TSRMLS_DC)
{
php_stream_temp_data *ts;
php_stream_temp_data *ts = (php_stream_temp_data*)stream->abstract;
int ret;
assert(stream != NULL);
ts = stream->abstract;
assert(ts != NULL);
if (!ts->innerstream) {
@ -405,14 +423,12 @@ static int php_stream_temp_seek(php_stream *stream, off_t offset, int whence, of
/* {{{ */
static int php_stream_temp_cast(php_stream *stream, int castas, void **ret TSRMLS_DC)
{
php_stream_temp_data *ts;
php_stream_temp_data *ts = (php_stream_temp_data*)stream->abstract;
php_stream *file;
size_t memsize;
char *membuf;
off_t pos;
assert(stream != NULL);
ts = stream->abstract;
assert(ts != NULL);
if (!ts->innerstream) {
@ -450,14 +466,41 @@ static int php_stream_temp_cast(php_stream *stream, int castas, void **ret TSRML
}
/* }}} */
static int php_stream_temp_stat(php_stream *stream, php_stream_statbuf *ssb TSRMLS_DC) /* {{{ */
{
php_stream_temp_data *ts = (php_stream_temp_data*)stream->abstract;
if (!ts || !ts->innerstream) {
return -1;
}
return php_stream_stat(ts->innerstream, ssb);
}
/* }}} */
static int php_stream_temp_set_option(php_stream *stream, int option, int value, void *ptrparam TSRMLS_DC) /* {{{ */
{
php_stream_temp_data *ts = (php_stream_temp_data*)stream->abstract;
switch(option) {
case PHP_STREAM_OPTION_META_DATA_API:
if (ts->meta) {
zend_hash_copy(Z_ARRVAL_P((zval*)ptrparam), Z_ARRVAL_P(ts->meta), (copy_ctor_func_t) zval_add_ref, NULL, sizeof(zval*));
}
return PHP_STREAM_OPTION_RETURN_OK;
default:
return PHP_STREAM_OPTION_RETURN_NOTIMPL;
}
}
/* }}} */
php_stream_ops php_stream_temp_ops = {
php_stream_temp_write, php_stream_temp_read,
php_stream_temp_close, php_stream_temp_flush,
"TEMP",
php_stream_temp_seek,
php_stream_temp_cast,
NULL, /* stat */
NULL /* set_option */
php_stream_temp_stat,
php_stream_temp_set_option
};
/* }}} */
@ -471,6 +514,7 @@ PHPAPI php_stream *_php_stream_temp_create(int mode, size_t max_memory_usage STR
self = ecalloc(1, sizeof(*self));
self->smax = max_memory_usage;
self->mode = mode;
self->meta = NULL;
stream = php_stream_alloc(&php_stream_temp_ops, self, 0, mode & TEMP_STREAM_READONLY ? "r+b" : "w+b");
stream->flags |= PHP_STREAM_FLAG_NO_BUFFER;
self->innerstream = php_stream_memory_create(mode);
@ -485,21 +529,97 @@ PHPAPI php_stream *_php_stream_temp_create(int mode, size_t max_memory_usage STR
PHPAPI php_stream *_php_stream_temp_open(int mode, size_t max_memory_usage, char *buf, size_t length STREAMS_DC TSRMLS_DC)
{
php_stream *stream;
php_stream_temp_data *ms;
php_stream_temp_data *ts;
off_t newoffs;
if ((stream = php_stream_temp_create_rel(mode, max_memory_usage)) != NULL) {
if (length) {
assert(buf != NULL);
php_stream_temp_write(stream, buf, length TSRMLS_CC);
php_stream_temp_seek(stream, 0, SEEK_SET, &newoffs TSRMLS_CC);
}
ms = stream->abstract;
assert(ms != NULL);
ms->mode = mode;
ts = (php_stream_temp_data*)stream->abstract;
assert(ts != NULL);
ts->mode = mode;
}
return stream;
}
/* }}} */
php_stream_ops php_stream_rfc2397_ops = {
php_stream_temp_write, php_stream_temp_read,
php_stream_temp_close, php_stream_temp_flush,
"RFC2397",
php_stream_temp_seek,
php_stream_temp_cast,
php_stream_temp_stat,
php_stream_temp_set_option
};
static php_stream * php_stream_url_wrap_rfc2397(php_stream_wrapper *wrapper, char *path, char *mode, int options, char **opened_path, php_stream_context *context STREAMS_DC TSRMLS_DC) /* {{{ */
{
php_stream *stream;
php_stream_temp_data *ts;
char *comma, *semi;
size_t mlen, dlen;
off_t newoffs;
if (memcmp(path, "data:", 5)) {
return NULL;
}
path += 5;
dlen = strlen(path);
if (dlen >= 2 && path[0] == '/' && path[1] == '/') {
dlen -= 2;
path += 2;
}
if ((comma = memchr(path, ',', dlen)) == NULL) {
php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "rfc2397: no comma in url");
return NULL;
}
if ((stream = php_stream_temp_create_rel(0, ~0u)) != NULL) {
if (comma != path) {
/* meta info */
mlen = comma - path;
dlen -= mlen;
semi = memchr(path, ';', mlen);
}
/* skip ',' */
comma++;
dlen--;
/* store data */
php_stream_temp_write(stream, comma, dlen TSRMLS_CC);
php_stream_temp_seek(stream, 0, SEEK_SET, &newoffs TSRMLS_CC);
ts = (php_stream_temp_data*)stream->abstract;
assert(ts != NULL);
ts->mode = mode && mode[0] == 'r' ? TEMP_STREAM_READONLY : 0;
}
return stream;
}
static php_stream_wrapper_ops php_stream_rfc2397_wops = {
php_stream_url_wrap_rfc2397,
NULL, /* close */
NULL, /* fstat */
NULL, /* stat */
NULL, /* opendir */
"RFC2397",
NULL, /* unlink */
NULL, /* rename */
NULL, /* mkdir */
NULL /* rmdir */
};
php_stream_wrapper php_stream_rfc2397_wrapper = {
&php_stream_rfc2397_wops,
NULL,
1, /* is_url */
};
/*
* Local variables: