cvs: php4 /ext/dio .cvsignore EXPERIMENTAL Makefile.in config.m4 dio.c php_dio.h /ext/dio/tests 001.phpt

sterling Tue Nov 6 07:24:10 2001 EDT Added files: /php4/ext/dio .cvsignore EXPERIMENTAL Makefile.in config.m4 dio.c php_dio.h /php4/ext/dio/tests 001.phpt Log: @ Add Direct I/O extension for lowlevel access to the POSIX layer. (sterling)

Index: php4/ext/dio/.cvsignore +++ php4/ext/dio/.cvsignore deps Makefile *.lo *.la libs libs.mk Index: php4/ext/dio/Makefile.in +++ php4/ext/dio/Makefile.in # $Id: Makefile.in,v 1.1 2001/11/06 12:24:09 sterling Exp $ LTLIBRARY_NAME = libdio.la LTLIBRARY_SOURCES = dio.c LTLIBRARY_SHARED_NAME = dio.la LTLIBRARY_SHARED_LIBADD = $(DIO_SHARED_LIBADD) include $(top_srcdir)/build/dynlib.mk Index: php4/ext/dio/config.m4 +++ php4/ext/dio/config.m4 PHP_ARG_ENABLE(dio, whether to enable dio support, [ --enable-dio Enable dio support]) if test "$PHP_DIO" != "no"; then PHP_EXTENSION(dio, $ext_shared) fi Index: php4/ext/dio/dio.c +++ php4/ext/dio/dio.c /* +----------------------------------------------------------------------+ | PHP version 4.0 | +----------------------------------------------------------------------+ | Copyright (c) 1997, 1998, 1999, 2000, 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. | +----------------------------------------------------------------------+ | Authors: Sterling Hughes <sterling@php.net> | +----------------------------------------------------------------------+ */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "php.h" #include "php_ini.h" #include "ext/standard/info.h" #include "php_dio.h" #include <sys/stat.h> #include <sys/types.h> #include <unistd.h> #include <fcntl.h> #define le_fd_name "Direct I/O File Descriptor" static int le_fd; function_entry dio_functions[] = { PHP_FE(dio_open, NULL) PHP_FE(dio_truncate, NULL) PHP_FE(dio_stat, NULL) PHP_FE(dio_seek, NULL) PHP_FE(dio_fcntl, NULL) PHP_FE(dio_read, NULL) PHP_FE(dio_write, NULL) PHP_FE(dio_close, NULL) {NULL, NULL, NULL} }; zend_module_entry dio_module_entry = { STANDARD_MODULE_HEADER, "dio", dio_functions, PHP_MINIT(dio), NULL, NULL, NULL, PHP_MINFO(dio), "0.1", STANDARD_MODULE_PROPERTIES }; #ifdef COMPILE_DL_DIO ZEND_GET_MODULE(dio) #endif static void _dio_close_fd(zend_rsrc_list_entry *rsrc TSRMLS_DC) { php_fd_t *f = (php_fd_t *) rsrc->ptr; close(f->fd); free(f); } #define RDIOC(c) REGISTER_LONG_CONSTANT(#c, c, CONST_CS | CONST_PERSISTENT) PHP_MINIT_FUNCTION(dio) { le_fd = zend_register_list_destructors_ex(_dio_close_fd, NULL, le_fd_name, module_number); RDIOC(O_RDONLY); RDIOC(O_WRONLY); RDIOC(O_RDWR); RDIOC(O_CREAT); RDIOC(O_EXCL); RDIOC(O_TRUNC); RDIOC(O_APPEND); RDIOC(O_NONBLOCK); RDIOC(O_NDELAY); RDIOC(O_SYNC); RDIOC(S_IRWXU); RDIOC(S_IRUSR); RDIOC(S_IWUSR); RDIOC(S_IXUSR); RDIOC(S_IRWXG); RDIOC(S_IRGRP); RDIOC(S_IWGRP); RDIOC(S_IXGRP); RDIOC(S_IRWXO); RDIOC(S_IROTH); RDIOC(S_IWOTH); RDIOC(S_IXOTH); RDIOC(F_DUPFD); RDIOC(F_GETFD); RDIOC(F_GETFL); RDIOC(F_SETFL); RDIOC(F_GETLK); RDIOC(F_SETLK); RDIOC(F_SETLKW); RDIOC(F_SETOWN); RDIOC(F_GETOWN); RDIOC(F_UNLCK); RDIOC(F_RDLCK); RDIOC(F_WRLCK); return SUCCESS; } PHP_MINFO_FUNCTION(dio) { php_info_print_table_start(); php_info_print_table_header(2, "dio support", "enabled"); php_info_print_table_end(); } static void new_php_fd(php_fd_t **f, int fd) { *f = malloc(sizeof(php_fd_t)); (*f)->fd = fd; } /* {{{ proto resource dio_open(string filename, int flags[, int mode]) Open a new filename with specified permissions of flags and creation permissions of mode */ PHP_FUNCTION(dio_open) { php_fd_t *f; char *file_name; int file_name_length; int flags; mode_t mode = 0; int fd; if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sl|l", &file_name, &file_name_length, &flags, &mode) == FAILURE) { return; } if (ZEND_NUM_ARGS() == 3) { fd = open(file_name, flags, mode); } else { fd = open(file_name, flags); } if (fd == -1) { php_error(E_WARNING, "Cannot open file %s with flags %d and permissions %d: %s", file_name, flags, mode, strerror(errno)); RETURN_FALSE; } new_php_fd(&f, fd); ZEND_REGISTER_RESOURCE(return_value, f, le_fd); } /* }}} */ /* {{{ string dio_read(resource fd[, int n]) Read n bytes from fd and return them, if n is not specified, read 1k */ PHP_FUNCTION(dio_read) { zval *r_fd; php_fd_t *f; char *data; int bytes = 1024; ssize_t res; if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r|l", &r_fd, &bytes) == FAILURE) { return; } ZEND_FETCH_RESOURCE(f, php_fd_t *, &r_fd, -1, le_fd_name, le_fd); data = emalloc(bytes + 1); res = read(f->fd, data, bytes); if (res <= 0) { RETURN_NULL(); } data[res] = 0; RETURN_STRINGL(data, res, 0); } /* }}} */ /* {{{ int dio_write(resource fd, string data[, int len]) Write data to fd with optional truncation at length */ PHP_FUNCTION(dio_write) { zval *r_fd; php_fd_t *f; char *data; size_t data_len; size_t trunc_len = 0; ssize_t res; if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rs|l", &r_fd, &data, &data_len, &trunc_len) == FAILURE) { return; } ZEND_FETCH_RESOURCE(f, php_fd_t *, &r_fd, -1, le_fd_name, le_fd); res = write(f->fd, data, trunc_len ? trunc_len : data_len); if (res == -1) { php_error(E_WARNING, "Cannot write data to file descriptor %d, %s", f->fd, strerror(errno)); } RETURN_LONG(res); } /* }}} */ /* {{{ proto bool dio_truncate(resource fd, int offset) Truncate file descriptor fd to offset bytes */ PHP_FUNCTION(dio_truncate) { zval *r_fd; php_fd_t *f; off_t offset; if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rl", &r_fd, &offset) == FAILURE) { return; } ZEND_FETCH_RESOURCE(f, php_fd_t *, &r_fd, -1, le_fd_name, le_fd); if (ftruncate(f->fd, offset) == -1) { php_error(E_WARNING, "Couldn't truncate %d to %d bytes: %s", f->fd, offset, strerror(errno)); RETURN_FALSE; } RETURN_TRUE; } /* }}} */ #define ADD_FIELD(f, v) add_assoc_long_ex(return_value, (f), sizeof(f), v); /* {{{ proto array dio_stat(resource fd) Get stat information about the file descriptor fd */ PHP_FUNCTION(dio_stat) { zval *r_fd; php_fd_t *f; struct stat s; if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &r_fd) == FAILURE) { return; } ZEND_FETCH_RESOURCE(f, php_fd_t *, &r_fd, -1, le_fd_name, le_fd); if (fstat(f->fd, &s) == -1) { php_error(E_WARNING, "Cannot stat %d: %s", f->fd, strerror(errno)); RETURN_FALSE; } array_init(return_value); ADD_FIELD("device", s.st_dev); ADD_FIELD("inode", s.st_ino); ADD_FIELD("mode", s.st_mode); ADD_FIELD("nlink", s.st_nlink); ADD_FIELD("uid", s.st_uid); ADD_FIELD("gid", s.st_gid); ADD_FIELD("device_type", s.st_rdev); ADD_FIELD("size", s.st_size); ADD_FIELD("block_size", s.st_blksize); ADD_FIELD("blocks", s.st_blocks); ADD_FIELD("atime", s.st_atime); ADD_FIELD("mtime", s.st_mtime); ADD_FIELD("ctime", s.st_ctime); } /* }}} */ /* {{{ proto int dio_seek(resource fd, int pos, int whence) Seek to pos on fd from whence */ PHP_FUNCTION(dio_seek) { zval *r_fd; php_fd_t *f; off_t offset; int whence = SEEK_SET; if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rl|l", &r_fd, &offset, &whence) == FAILURE) { return; } ZEND_FETCH_RESOURCE(f, php_fd_t *, &r_fd, -1, le_fd_name, le_fd); RETURN_LONG(lseek(f->fd, offset, whence)); } /* }}} */ /* {{{ proto mixed dio_fcntl(resource fd, int cmd[, mixed arg]) Perform a c library fcntl on fd */ PHP_FUNCTION(dio_fcntl) { zval *r_fd; zval *arg; php_fd_t *f; int cmd; if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rl|z", &r_fd, &cmd, &arg) == FAILURE) { return; } ZEND_FETCH_RESOURCE(f, php_fd_t *, &r_fd, -1, le_fd_name, le_fd); switch (cmd) { case F_SETLK: case F_SETLKW: { zval **element; struct flock lk = {0}; HashTable *fh = HASH_OF(arg); if (fh) { if (zend_hash_find(fh, "start", 5, (void **) &element) == FAILURE) { lk.l_start = 0; } else { lk.l_start = Z_LVAL_PP(element); } if (zend_hash_find(fh, "length", 6, (void **) &element) == FAILURE) { lk.l_len = 0; } else { lk.l_len = Z_LVAL_PP(element); } if (zend_hash_find(fh, "whence", 6, (void **) &element) == FAILURE) { lk.l_whence = 0; } else { lk.l_whence = SEEK_SET; } if (zend_hash_find(fh, "type", 6, (void **) &element) == FAILURE) { lk.l_type = 0; } else { lk.l_type = Z_LVAL_PP(element); } } else { lk.l_start = 0; lk.l_len = 0; lk.l_whence = SEEK_SET; lk.l_type = Z_LVAL_P(arg); } RETURN_LONG(fcntl(f->fd, cmd, &lk)); break; } case F_GETLK: { struct flock lk = {0}; fcntl(f->fd, cmd, &lk); array_init(return_value); add_assoc_long(return_value, "type", lk.l_type); add_assoc_long(return_value, "whence", lk.l_whence); add_assoc_long(return_value, "start", lk.l_start); add_assoc_long(return_value, "length", lk.l_len); add_assoc_long(return_value, "pid", lk.l_pid); break; } case F_DUPFD: { php_fd_t *new_f; new_php_fd(&new_f, fcntl(f->fd, cmd, Z_LVAL_P(arg))); ZEND_REGISTER_RESOURCE(return_value, new_f, le_fd); break; } default: RETURN_LONG(fcntl(f->fd, cmd, Z_LVAL_P(arg))); } } /* }}} */ /* {{{ proto void dio_close(resource fd) Close the file descriptor given by fd */ PHP_FUNCTION(dio_close) { zval *r_fd; php_fd_t *f; if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &r_fd) == FAILURE) { return; } ZEND_FETCH_RESOURCE(f, php_fd_t *, &r_fd, -1, le_fd_name, le_fd); zend_list_delete(Z_LVAL_P(r_fd)); } /* }}} */ /* * Local variables: * c-basic-offset: 4 * tab-width: 4 * End: * vim600: fdm=marker * vim: sw=4 ts=4 noet */ Index: php4/ext/dio/php_dio.h +++ php4/ext/dio/php_dio.h /* +----------------------------------------------------------------------+ | PHP version 4.0 | +----------------------------------------------------------------------+ | Copyright (c) 1997, 1998, 1999, 2000, 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. | +----------------------------------------------------------------------+ | Authors: Sterling Hughes <sterling@php.net> | | +----------------------------------------------------------------------+ */ #ifndef PHP_DIO_H #define PHP_DIO_H extern zend_module_entry dio_module_entry; #define phpext_dio_ptr &dio_module_entry #ifdef PHP_WIN32 #define PHP_DIO_API __declspec(dllexport) #else #define PHP_DIO_API #endif #ifdef ZTS #include "TSRM.h" #endif PHP_MINIT_FUNCTION(dio); PHP_MSHUTDOWN_FUNCTION(dio); PHP_RINIT_FUNCTION(dio); PHP_RSHUTDOWN_FUNCTION(dio); PHP_MINFO_FUNCTION(dio); PHP_FUNCTION(dio_open); PHP_FUNCTION(dio_truncate); PHP_FUNCTION(dio_stat); PHP_FUNCTION(dio_seek); PHP_FUNCTION(dio_read); PHP_FUNCTION(dio_write); PHP_FUNCTION(dio_fcntl); PHP_FUNCTION(dio_close); typedef struct { int fd; } php_fd_t; #endif /* * Local variables: * tab-width: 4 * c-basic-offset: 4 * indent-tabs-mode: t * End: */ Index: php4/ext/dio/tests/001.phpt +++ php4/ext/dio/tests/001.phpt --TEST-- Check for dio presence --SKIPIF-- <?php if (!extension_loaded("dio")) print "skip"; ?> --POST-- --GET-- --FILE-- <?php echo "dio extension is available"; /* you can add regression tests for your extension here the output of your test code has to be equal to the text in the --EXPECT-- section below for the tests to pass, differences between the output and the expected text are interpreted as failure see php4/tests/README for further information on writing regression tests */ ?> --EXPECT-- dio extension is available