Revision: 26700
http://xbmc.svn.sourceforge.net/xbmc/?rev=26700&view=rev
Author: alcoheca
Date: 2010-01-11 23:19:19 +0000 (Mon, 11 Jan 2010)
Log Message:
-----------
really added: win32 opendir etc. implementation (from projectm sources)
Added Paths:
-----------
trunk/xbmc/cores/DllLoader/exports/win32-dirent.cpp
trunk/xbmc/cores/DllLoader/exports/win32-dirent.h
Added: trunk/xbmc/cores/DllLoader/exports/win32-dirent.cpp
===================================================================
--- trunk/xbmc/cores/DllLoader/exports/win32-dirent.cpp (rev 0)
+++ trunk/xbmc/cores/DllLoader/exports/win32-dirent.cpp 2010-01-11 23:19:19 UTC (rev 26700)
@@ -0,0 +1,231 @@
+/*
+
+ Implementation of POSIX directory browsing functions and types for Win32.
+
+ Author: Kevlin Henney (kevlin@..., kevlin@...)
+ History: Created March 1997. Updated June 2003.
+ Rights: See end of file.
+
+*/
+
+#include "win32-dirent.h"
+#include <errno.h>
+#include <io.h> /* _findfirst and _findnext set errno iff they return -1 */
+#include <stdlib.h>
+#include <string.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct DIR
+{
+ long handle; /* -1 for failed rewind */
+ struct _finddata_t info;
+ struct dirent result; /* d_name null iff first time */
+ char *name; /* null-terminated char string */
+};
+
+DIR *opendir(const char *name)
+{
+ DIR *dir = 0;
+
+ if(name && name[0])
+ {
+ size_t base_length = strlen(name);
+ const char *all = /* search pattern must end with suitable wildcard */
+ strchr("/\\", name[base_length - 1]) ? "" : "/";
+
+ if((dir = (DIR *) malloc(sizeof *dir)) != 0 &&
+ (dir->name = (char *) malloc(base_length + strlen(all) + 1)) != 0)
+ {
+ strcat(strcpy(dir->name, name), all);
+
+ if((dir->handle = (long) _findfirst(dir->name, &dir->info)) != -1)
+ {
+ dir->result.d_name = 0;
+ }
+ else /* rollback */
+ {
+ free(dir->name);
+ free(dir);
+ dir = 0;
+ }
+ }
+ else /* rollback */
+ {
+ free(dir);
+ dir = 0;
+ errno = ENOMEM;
+ }
+ }
+ else
+ {
+ errno = EINVAL;
+ }
+
+ return dir;
+}
+
+int closedir(DIR *dir)
+{
+ int result = -1;
+
+ if(dir)
+ {
+ if(dir->handle != -1)
+ {
+ result = _findclose(dir->handle);
+ }
+
+ free(dir->name);
+ free(dir);
+ }
+
+ if(result == -1) /* map all errors to EBADF */
+ {
+ errno = EBADF;
+ }
+
+ return result;
+}
+
+struct dirent *readdir(DIR *dir)
+{
+ struct dirent *result = 0;
+
+ if(dir && dir->handle != -1)
+ {
+ if(!dir->result.d_name || _findnext(dir->handle, &dir->info) != -1)
+ {
+ result = &dir->result;
+ result->d_name = dir->info.name;
+ }
+ }
+ else
+ {
+ errno = EBADF;
+ }
+
+ return result;
+}
+
+void rewinddir(DIR *dir)
+{
+ if(dir && dir->handle != -1)
+ {
+ _findclose(dir->handle);
+ dir->handle = (long) _findfirst(dir->name, &dir->info);
+ dir->result.d_name = 0;
+ }
+ else
+ {
+ errno = EBADF;
+ }
+}
+
+// helper for scandir below
+static void scandir_free_dir_entries(struct dirent*** namelist, int entries) {
+ int i;
+ if (!*namelist) return;
+ for (i = 0; i < entries; ++i) {
+ free((*namelist)[i]);
+ }
+ free(*namelist);
+ *namelist = 0;
+}
+
+// returns the number of directory entries select or -1 if an error occurs
+int scandir(
+ const char* dir,
+ struct dirent*** namelist,
+ int(*filter)(const struct dirent*),
+ int(*compar)(const void*, const void*)
+) {
+ int entries = 0;
+ int max_entries = 1024; // assume 2*512 = 1024 entries (used for allocation)
+ DIR* d;
+
+ *namelist = 0;
+
+ // open directory
+ d = opendir(dir);
+ if (!d) return -1;
+
+ // iterate
+ while (1) {
+ struct dirent* ent = readdir(d);
+ if (!ent) break;
+
+ // add if no filter or filter returns non-zero
+ if (filter && (0 == filter(ent))) continue;
+
+ // resize our buffer if there is not enough room
+ if (!*namelist || entries >= max_entries) {
+ struct dirent** new_entries;
+
+ max_entries *= 2;
+ new_entries = (struct dirent **)realloc(*namelist, max_entries);
+ if (!new_entries) {
+ scandir_free_dir_entries(namelist, entries);
+ closedir(d);
+ errno = ENOMEM;
+ return -1;
+ }
+
+ *namelist = new_entries;
+ }
+
+ // allocate new entry
+ (*namelist)[entries] = (struct dirent *)malloc(sizeof(struct dirent) + strlen(ent->d_name) + 1);
+ if (!(*namelist)[entries]) {
+ scandir_free_dir_entries(namelist, entries);
+ closedir(d);
+ errno = ENOMEM;
+ return -1;
+ }
+
+ // copy entry info
+ *(*namelist)[entries] = *ent;
+
+ // and then we tack the string onto the end
+ {
+ char* dest = (char*)((*namelist)[entries]) + sizeof(struct dirent);
+ strcpy(dest, ent->d_name);
+ (*namelist)[entries]->d_name = dest;
+ }
+
+ ++entries;
+ }
+
+ // sort
+ if (*namelist && compar) qsort(*namelist, entries, sizeof((*namelist)[0]), compar);
+
+ return entries;
+}
+
+int alphasort(const void* lhs, const void* rhs) {
+ const struct dirent* lhs_ent = *(struct dirent**)lhs;
+ const struct dirent* rhs_ent = *(struct dirent**)rhs;
+ return _strcmpi(lhs_ent->d_name, rhs_ent->d_name);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+/*
+
+ Copyright Kevlin Henney, 1997, 2003. All rights reserved.
+
+ Permission to use, copy, modify, and distribute this software and its
+ documentation for any purpose is hereby granted without fee, provided
+ that this copyright and permissions notice appear in all copies and
+ derivatives.
+
+ This software is supplied "as is" without express or implied warranty.
+
+ But that said, if there are any problems please get in touch.
+
+*/
Added: trunk/xbmc/cores/DllLoader/exports/win32-dirent.h
===================================================================
--- trunk/xbmc/cores/DllLoader/exports/win32-dirent.h (rev 0)
+++ trunk/xbmc/cores/DllLoader/exports/win32-dirent.h 2010-01-11 23:19:19 UTC (rev 26700)
@@ -0,0 +1,61 @@
+
+#ifndef DIRENT_INCLUDED
+#define DIRENT_INCLUDED
+
+/*
+
+ Declaration of POSIX directory browsing functions and types for Win32.
+
+ Author: Kevlin Henney (kevlin@..., kevlin@...)
+ History: Created March 1997. Updated June 2003.
+ Rights: See end of file.
+
+*/
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+typedef struct DIR DIR;
+
+#ifndef WIN32
+static int errno;
+#endif
+
+struct dirent
+{
+ char *d_name;
+};
+
+DIR *opendir(const char *);
+int closedir(DIR *);
+struct dirent *readdir(DIR *);
+void rewinddir(DIR *);
+int scandir(
+ const char* dir,
+ struct dirent*** namelist,
+ int(*filter)(const struct dirent*),
+ int(*compar)(const void*, const void*) );
+int alphasort(const void* lhs, const void* rhs);
+
+/*
+
+ Copyright Kevlin Henney, 1997, 2003. All rights reserved.
+
+ Permission to use, copy, modify, and distribute this software and its
+ documentation for any purpose is hereby granted without fee, provided
+ that this copyright and permissions notice appear in all copies and
+ derivatives.
+
+ This software is supplied "as is" without express or implied warranty.
+
+ But that said, if there are any problems please get in touch.
+
+*/
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
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