mirror of
https://github.com/php/php-src.git
synced 2026-04-15 20:11:02 +02:00
simplify disk_*_space() functions sources by moving ifdef'ed implementations into separate functions
This commit is contained in:
Antony Dovgal
@@ -120,16 +120,10 @@ PHP_RSHUTDOWN_FUNCTION(filestat) /* {{{ */
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}
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/* }}} */
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/* {{{ proto float disk_total_space(string path) U
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Get total disk space for filesystem that path is on */
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PHP_FUNCTION(disk_total_space)
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static int php_disk_total_space(char *path, double *space TSRMLS_DC) /* {{{ */
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#if defined(WINDOWS) /* {{{ */
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{
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char *path;
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int path_len;
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zend_uchar path_type;
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#ifdef WINDOWS
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double bytestotal;
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double bytestotal = 0;
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HINSTANCE kernel32;
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FARPROC gdfse;
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typedef BOOL (WINAPI *gdfse_func)(LPCTSTR, PULARGE_INTEGER, PULARGE_INTEGER, PULARGE_INTEGER);
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@@ -146,14 +140,102 @@ PHP_FUNCTION(disk_total_space)
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DWORD NumberOfFreeClusters;
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DWORD TotalNumberOfClusters;
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#else /* not - WINDOWS */
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/* GetDiskFreeSpaceEx is only available in NT and Win95 post-OSR2,
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so we have to jump through some hoops to see if the function
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exists. */
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kernel32 = LoadLibrary("kernel32.dll");
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if (kernel32) {
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gdfse = GetProcAddress(kernel32, "GetDiskFreeSpaceExA");
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/* It's available, so we can call it. */
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if (gdfse) {
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func = (gdfse_func)gdfse;
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if (func(path,
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&FreeBytesAvailableToCaller,
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&TotalNumberOfBytes,
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&TotalNumberOfFreeBytes) == 0) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", php_win_err());
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return FAILURE;
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}
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/* i know - this is ugly, but i works <thies@thieso.net> */
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bytestotal = TotalNumberOfBytes.HighPart *
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(double) (((unsigned long)1) << 31) * 2.0 +
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TotalNumberOfBytes.LowPart;
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} else { /* If it's not available, we just use GetDiskFreeSpace */
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if (GetDiskFreeSpace(path,
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&SectorsPerCluster, &BytesPerSector,
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&NumberOfFreeClusters, &TotalNumberOfClusters) == 0) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", php_win_err());
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return FAILURE;
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}
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bytestotal = (double)TotalNumberOfClusters * (double)SectorsPerCluster * (double)BytesPerSector;
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}
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} else {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to load kernel32.dll");
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return FAILURE;
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}
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*space = bytestotal;
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return SUCCESS;
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}
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/* }}} */
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#elif defined(OS2) /* {{{ */
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{
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double bytestotal = 0;
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FSALLOCATE fsinfo;
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char drive = path[0] & 95;
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if (DosQueryFSInfo( drive ? drive - 64 : 0, FSIL_ALLOC, &fsinfo, sizeof( fsinfo ) ) == 0) {
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bytestotal = (double)fsinfo.cbSector * fsinfo.cSectorUnit * fsinfo.cUnit;
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*space = bytestotal;
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return SUCCESS;
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}
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return FAILURE;
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}
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/* }}} */
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#else /* {{{ if !defined(OS2) && !defined(WINDOWS) */
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{
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double bytestotal = 0;
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#if defined(HAVE_SYS_STATVFS_H) && defined(HAVE_STATVFS)
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struct statvfs buf;
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#elif (defined(HAVE_SYS_STATFS_H) || defined(HAVE_SYS_MOUNT_H)) && defined(HAVE_STATFS)
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struct statfs buf;
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#endif
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double bytestotal = 0;
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#endif /* WINDOWS */
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#if defined(HAVE_SYS_STATVFS_H) && defined(HAVE_STATVFS)
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if (statvfs(path, &buf)) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
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return FAILURE;
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}
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if (buf.f_frsize) {
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bytestotal = (((double)buf.f_blocks) * ((double)buf.f_frsize));
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} else {
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bytestotal = (((double)buf.f_blocks) * ((double)buf.f_bsize));
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}
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#elif (defined(HAVE_SYS_STATFS_H) || defined(HAVE_SYS_MOUNT_H)) && defined(HAVE_STATFS)
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if (statfs(path, &buf)) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
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return FAILURE;
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}
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bytestotal = (((double)buf.f_bsize) * ((double)buf.f_blocks));
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#endif
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*space = bytestotal;
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return SUCCESS;
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}
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#endif
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/* }}} */
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/* }}} */
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/* {{{ proto float disk_total_space(string path) U
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Get total disk space for filesystem that path is on */
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PHP_FUNCTION(disk_total_space)
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{
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char *path;
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int path_len;
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zend_uchar path_type;
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double bytestotal;
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if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "t", &path, &path_len, &path_type) == FAILURE) {
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return;
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@@ -169,87 +251,12 @@ PHP_FUNCTION(disk_total_space)
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goto totalspace_failure;
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}
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/* OS Selection */
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#ifdef WINDOWS
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/* GetDiskFreeSpaceEx is only available in NT and Win95 post-OSR2,
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so we have to jump through some hoops to see if the function
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exists. */
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kernel32 = LoadLibrary("kernel32.dll");
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if (kernel32) {
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gdfse = GetProcAddress(kernel32, "GetDiskFreeSpaceExA");
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/* It's available, so we can call it. */
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if (gdfse) {
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func = (gdfse_func)gdfse;
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if (func(path,
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&FreeBytesAvailableToCaller,
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&TotalNumberOfBytes,
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&TotalNumberOfFreeBytes) == 0) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", php_win_err());
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goto totalspace_failure;
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}
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/* i know - this is ugly, but i works <thies@thieso.net> */
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bytestotal = TotalNumberOfBytes.HighPart *
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(double) (((unsigned long)1) << 31) * 2.0 +
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TotalNumberOfBytes.LowPart;
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}
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/* If it's not available, we just use GetDiskFreeSpace */
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else {
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if (GetDiskFreeSpace(path,
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&SectorsPerCluster, &BytesPerSector,
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&NumberOfFreeClusters, &TotalNumberOfClusters) == 0) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", php_win_err());
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goto totalspace_failure;
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}
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bytestotal = (double)TotalNumberOfClusters * (double)SectorsPerCluster * (double)BytesPerSector;
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if (php_disk_total_space(path, &bytestotal TSRMLS_CC) == SUCCESS) {
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if (path_type == IS_UNICODE) {
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efree(path);
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}
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RETURN_DOUBLE(bytestotal);
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}
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else {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to load kernel32.dll");
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goto totalspace_failure;
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}
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#elif defined(OS2)
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{
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FSALLOCATE fsinfo;
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char drive = path[0] & 0x5F; /* ascii ucase */
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if (DosQueryFSInfo( drive ? drive - 64 : 0, FSIL_ALLOC, &fsinfo, sizeof( fsinfo ) ) == 0)
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bytestotal = (double)fsinfo.cbSector * fsinfo.cSectorUnit * fsinfo.cUnit;
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}
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#else /* ! WINDOWS, ! OS/2 */
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/* *nix Implmentations */
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# if defined(HAVE_SYS_STATVFS_H) && defined(HAVE_STATVFS)
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if (statvfs(path, &buf)) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
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goto totalspace_failure;
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}
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if (buf.f_frsize) {
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bytestotal = (((double)buf.f_blocks) * ((double)buf.f_frsize));
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} else {
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bytestotal = (((double)buf.f_blocks) * ((double)buf.f_bsize));
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}
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# elif (defined(HAVE_SYS_STATFS_H) || defined(HAVE_SYS_MOUNT_H)) && defined(HAVE_STATFS)
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if (statfs(path, &buf)) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
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goto totalspace_failure;
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}
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bytestotal = (((double)buf.f_bsize) * ((double)buf.f_blocks));
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# else /* No implementation avail */
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "System does not support disk_total_space()");
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goto totalspace_failure;
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# endif /* *nix Implementations */
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#endif /* OS selection */
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if (path_type == IS_UNICODE) {
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efree(path);
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}
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RETURN_DOUBLE(bytestotal);
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totalspace_failure:
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if (path_type == IS_UNICODE) {
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@@ -259,15 +266,10 @@ totalspace_failure:
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}
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/* }}} */
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/* {{{ proto float disk_free_space(string path) U
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Get free disk space for filesystem that path is on */
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PHP_FUNCTION(disk_free_space)
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static int php_disk_free_space(char *path, double *space TSRMLS_DC) /* {{{ */
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#if defined(WINDOWS) /* {{{ */
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{
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char *path;
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int path_len;
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zend_uchar path_type;
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#ifdef WINDOWS
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double bytesfree;
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double bytesfree = 0;
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HINSTANCE kernel32;
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FARPROC gdfse;
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@@ -285,14 +287,106 @@ PHP_FUNCTION(disk_free_space)
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DWORD NumberOfFreeClusters;
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DWORD TotalNumberOfClusters;
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#else /* not - WINDOWS */
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/* GetDiskFreeSpaceEx is only available in NT and Win95 post-OSR2,
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so we have to jump through some hoops to see if the function
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exists. */
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kernel32 = LoadLibrary("kernel32.dll");
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if (kernel32) {
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gdfse = GetProcAddress(kernel32, "GetDiskFreeSpaceExA");
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/* It's available, so we can call it. */
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if (gdfse) {
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func = (gdfse_func)gdfse;
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if (func(path,
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&FreeBytesAvailableToCaller,
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&TotalNumberOfBytes,
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&TotalNumberOfFreeBytes) == 0) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", php_win_err());
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return FAILURE;
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}
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/* i know - this is ugly, but i works <thies@thieso.net> */
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bytesfree = FreeBytesAvailableToCaller.HighPart *
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(double) (((unsigned long)1) << 31) * 2.0 +
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FreeBytesAvailableToCaller.LowPart;
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} else { /* If it's not available, we just use GetDiskFreeSpace */
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if (GetDiskFreeSpace(path,
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&SectorsPerCluster, &BytesPerSector,
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&NumberOfFreeClusters, &TotalNumberOfClusters) == 0) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", php_win_err());
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return FAILURE;
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}
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bytesfree = (double)NumberOfFreeClusters * (double)SectorsPerCluster * (double)BytesPerSector;
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}
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} else {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to load kernel32.dll");
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return FAILURE;
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}
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*space = bytesfree;
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return SUCCESS;
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}
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/* }}} */
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#elif defined(OS2) /* {{{ */
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{
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double bytesfree = 0;
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FSALLOCATE fsinfo;
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char drive = path[0] & 95;
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if (DosQueryFSInfo( drive ? drive - 64 : 0, FSIL_ALLOC, &fsinfo, sizeof( fsinfo ) ) == 0) {
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bytesfree = (double)fsinfo.cbSector * fsinfo.cSectorUnit * fsinfo.cUnitAvail;
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*space = bytesfree;
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return SUCCESS;
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}
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return FAILURE;
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}
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/* }}} */
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#else /* {{{ if !defined(OS2) && !defined(WINDOWS) */
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{
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double bytesfree = 0;
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#if defined(HAVE_SYS_STATVFS_H) && defined(HAVE_STATVFS)
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struct statvfs buf;
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#elif (defined(HAVE_SYS_STATFS_H) || defined(HAVE_SYS_MOUNT_H)) && defined(HAVE_STATFS)
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struct statfs buf;
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#endif
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double bytesfree = 0;
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#endif /* WINDOWS */
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#if defined(HAVE_SYS_STATVFS_H) && defined(HAVE_STATVFS)
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if (statvfs(path, &buf)) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
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return FAILURE;
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}
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if (buf.f_frsize) {
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bytesfree = (((double)buf.f_bavail) * ((double)buf.f_frsize));
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} else {
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bytesfree = (((double)buf.f_bavail) * ((double)buf.f_bsize));
|
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}
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#elif (defined(HAVE_SYS_STATFS_H) || defined(HAVE_SYS_MOUNT_H)) && defined(HAVE_STATFS)
|
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if (statfs(path, &buf)) {
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php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
|
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return FAILURE;
|
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}
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#ifdef NETWARE
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bytesfree = (((double)buf.f_bsize) * ((double)buf.f_bfree));
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#else
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bytesfree = (((double)buf.f_bsize) * ((double)buf.f_bavail));
|
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#endif
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#endif
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*space = bytesfree;
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return SUCCESS;
|
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}
|
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#endif
|
||||
/* }}} */
|
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/* }}} */
|
||||
|
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|
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/* {{{ proto float disk_free_space(string path) U
|
||||
Get free disk space for filesystem that path is on */
|
||||
PHP_FUNCTION(disk_free_space)
|
||||
{
|
||||
char *path;
|
||||
int path_len;
|
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zend_uchar path_type;
|
||||
double bytesfree;
|
||||
|
||||
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "t", &path, &path_len, &path_type) == FAILURE) {
|
||||
return;
|
||||
@@ -308,91 +402,12 @@ PHP_FUNCTION(disk_free_space)
|
||||
goto freespace_failure;
|
||||
}
|
||||
|
||||
/* OS Selection */
|
||||
#ifdef WINDOWS
|
||||
/* GetDiskFreeSpaceEx is only available in NT and Win95 post-OSR2,
|
||||
so we have to jump through some hoops to see if the function
|
||||
exists. */
|
||||
kernel32 = LoadLibrary("kernel32.dll");
|
||||
if (kernel32) {
|
||||
gdfse = GetProcAddress(kernel32, "GetDiskFreeSpaceExA");
|
||||
/* It's available, so we can call it. */
|
||||
if (gdfse) {
|
||||
func = (gdfse_func)gdfse;
|
||||
if (func(path,
|
||||
&FreeBytesAvailableToCaller,
|
||||
&TotalNumberOfBytes,
|
||||
&TotalNumberOfFreeBytes) == 0) {
|
||||
php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", php_win_err());
|
||||
goto freespace_failure;
|
||||
}
|
||||
|
||||
/* i know - this is ugly, but i works <thies@thieso.net> */
|
||||
bytesfree = FreeBytesAvailableToCaller.HighPart *
|
||||
(double) (((unsigned long)1) << 31) * 2.0 +
|
||||
FreeBytesAvailableToCaller.LowPart;
|
||||
}
|
||||
/* If it's not available, we just use GetDiskFreeSpace */
|
||||
else {
|
||||
if (GetDiskFreeSpace(path,
|
||||
&SectorsPerCluster, &BytesPerSector,
|
||||
&NumberOfFreeClusters, &TotalNumberOfClusters) == 0) {
|
||||
php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", php_win_err());
|
||||
goto freespace_failure;
|
||||
}
|
||||
bytesfree = (double)NumberOfFreeClusters * (double)SectorsPerCluster * (double)BytesPerSector;
|
||||
if (php_disk_free_space(path, &bytesfree TSRMLS_CC) == SUCCESS) {
|
||||
if (path_type == IS_UNICODE) {
|
||||
efree(path);
|
||||
}
|
||||
RETURN_DOUBLE(bytesfree);
|
||||
}
|
||||
else {
|
||||
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to load kernel32.dll");
|
||||
goto freespace_failure;
|
||||
}
|
||||
|
||||
#elif defined(OS2)
|
||||
{
|
||||
FSALLOCATE fsinfo;
|
||||
char drive = path[0] & 0x5F; /* ascii ucase */
|
||||
|
||||
if (DosQueryFSInfo( drive ? drive - 64 : 0, FSIL_ALLOC, &fsinfo, sizeof( fsinfo ) ) == 0)
|
||||
bytesfree = (double)fsinfo.cbSector * fsinfo.cSectorUnit * fsinfo.cUnitAvail;
|
||||
}
|
||||
#else /* !WINDOWS, !OS/2 */
|
||||
|
||||
/* *nix Implementation */
|
||||
# if defined(HAVE_SYS_STATVFS_H) && defined(HAVE_STATVFS)
|
||||
if (statvfs(path, &buf)) {
|
||||
php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
|
||||
goto freespace_failure;
|
||||
}
|
||||
if (buf.f_frsize) {
|
||||
bytesfree = (((double)buf.f_bavail) * ((double)buf.f_frsize));
|
||||
} else {
|
||||
bytesfree = (((double)buf.f_bavail) * ((double)buf.f_bsize));
|
||||
}
|
||||
# elif (defined(HAVE_SYS_STATFS_H) || defined(HAVE_SYS_MOUNT_H)) && defined(HAVE_STATFS)
|
||||
if (statfs(path, &buf)) {
|
||||
php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
|
||||
goto freespace_failure;
|
||||
}
|
||||
# ifdef NETWARE
|
||||
bytesfree = (((double)buf.f_bsize) * ((double)buf.f_bfree));
|
||||
# else
|
||||
bytesfree = (((double)buf.f_bsize) * ((double)buf.f_bavail));
|
||||
# endif
|
||||
|
||||
# else /* No *nix Implemetation */
|
||||
php_error_docref(NULL TSRMLS_CC, E_WARNING, "System does not support disk_free_space()");
|
||||
goto freespace_failure;
|
||||
|
||||
# endif /* *nix Implementation */
|
||||
|
||||
|
||||
#endif /* OS Selection */
|
||||
|
||||
if (path_type == IS_UNICODE) {
|
||||
efree(path);
|
||||
}
|
||||
RETURN_DOUBLE(bytesfree);
|
||||
|
||||
freespace_failure:
|
||||
if (path_type == IS_UNICODE) {
|
||||
|
||||
Reference in New Issue
Block a user