USB test but closer to code in PR

testsuite/usb01/demo-shell-block-devices.h

@@ -0,0 +1,32 @@
+/**
+ * @file
+ *
+ * @ingroup demo
+ *
+ * @brief Shell configuration.
+ */
+
+/*
+ * Copyright (c) 2010 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Obere Lagerstr. 30
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#ifndef DEMO_SHELL_BLOCK_DEVICES_H
+#define DEMO_SHELL_BLOCK_DEVICES_H
+
+#include "demo-shell-minimal.h"
+
+#define CONFIGURE_SHELL_COMMAND_FDISK
+#define CONFIGURE_SHELL_COMMAND_BLKSYNC
+#define CONFIGURE_SHELL_COMMAND_MSDOSFMT
+
+#endif /* DEMO_SHELL_BLOCK_DEVICES_H */

testsuite/usb01/demo-shell-minimal.h

@@ -0,0 +1,35 @@
+/**
+ * @file
+ *
+ * @ingroup demo
+ *
+ * @brief Shell configuration.
+ */
+
+/*
+ * Copyright (c) 2010 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Obere Lagerstr. 30
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#ifndef DEMO_SHELL_MINIMAL_H
+#define DEMO_SHELL_MINIMAL_H
+
+#include <bsp/irq-info.h>
+
+#define CONFIGURE_SHELL_COMMAND_CPUUSE
+#define CONFIGURE_SHELL_COMMAND_PERIODUSE
+#define CONFIGURE_SHELL_COMMAND_STACKUSE
+
+#define CONFIGURE_SHELL_USER_COMMANDS \
+  &bsp_interrupt_shell_command
+
+#endif /* DEMO_SHELL_MINIMAL_H */

testsuite/usb01/demo-shell.h

@@ -0,0 +1,44 @@
+/**
+ * @file
+ *
+ * @ingroup demo
+ *
+ * @brief Shell configuration.
+ */
+
+/*
+ * Copyright (c) 2010 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Obere Lagerstr. 30
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#ifndef DEMO_SHELL_H
+#define DEMO_SHELL_H
+
+#include "demo-shell-minimal.h"
+
+#define CONFIGURE_SHELL_COMMAND_CP
+#define CONFIGURE_SHELL_COMMAND_PWD
+#define CONFIGURE_SHELL_COMMAND_LS
+#define CONFIGURE_SHELL_COMMAND_CHDIR
+#define CONFIGURE_SHELL_COMMAND_CD
+#define CONFIGURE_SHELL_COMMAND_MKDIR
+#define CONFIGURE_SHELL_COMMAND_RMDIR
+#define CONFIGURE_SHELL_COMMAND_CAT
+#define CONFIGURE_SHELL_COMMAND_MV
+#define CONFIGURE_SHELL_COMMAND_RM
+
+#define CONFIGURE_SHELL_COMMAND_MALLOC_INFO
+#define CONFIGURE_SHELL_COMMAND_WKSPACE_INFO
+
+#define CONFIGURE_SHELL_COMMAND_RTC
+
+#endif /* DEMO_SHELL_H */

testsuite/usb01/test-file-system.c

@@ -0,0 +1,593 @@
+/**
+ * @file
+ *
+ * @brief File system test implementation.
+ */
+
+/*
+ * Copyright (c) 2010 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Obere Lagerstr. 30
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <inttypes.h>
+#include <dirent.h>
+#include <unistd.h>
+#include <errno.h>
+#include <fcntl.h>
+
+#include <rtems.h>
+#include <rtems/libio.h>
+#include <rtems/dosfs.h>
+
+#include "test.h"
+
+#define ASSERT_SC(sc) assert((sc) == RTEMS_SUCCESSFUL)
+
+/**
+ * @brief Test states.
+ *
+ * digraph {
+ *   INIT -> MOUNT;
+ *   MOUNT -> INIT_ROOT;
+ *   MOUNT -> FORMAT;
+ *   INIT_ROOT -> CHOOSE_DIR_ACTION
+ *   INIT_ROOT -> ERROR;
+ *   CHOOSE_DIR_ACTION -> DIR_OPEN;
+ *   CHOOSE_DIR_ACTION -> DIR_CLOSE;
+ *   CHOOSE_DIR_ACTION -> DIR_CREATE;
+ *   CHOOSE_DIR_ACTION -> DIR_DELETE;
+ *   CHOOSE_DIR_ACTION -> DIR_SLEEP;
+ *   DIR_OPEN -> CHOOSE_DIR_ACTION;
+ *   DIR_OPEN -> CHOOSE_FILE_ACTION;
+ *   DIR_OPEN -> ERROR;
+ *   DIR_CLOSE -> CHOOSE_DIR_ACTION;
+ *   DIR_CLOSE -> ERROR;
+ *   DIR_CREATE -> CHOOSE_DIR_ACTION;
+ *   DIR_CREATE -> DIR_DELETE;
+ *   DIR_CREATE -> ERROR;
+ *   DIR_DELETE -> CHOOSE_DIR_ACTION;
+ *   DIR_DELETE -> ERROR;
+ *   DIR_SLEEP -> CHOOSE_DIR_ACTION;
+ *   CHOOSE_FILE_ACTION -> FILE_CLOSE;
+ *   CHOOSE_FILE_ACTION -> FILE_APPEND;
+ *   CHOOSE_FILE_ACTION -> FILE_SLEEP;
+ *   FILE_CLOSE -> CHOOSE_DIR_ACTION;
+ *   FILE_CLOSE -> ERROR;
+ *   FILE_APPEND -> CHOOSE_FILE_ACTION;
+ *   FILE_APPEND -> ERROR;
+ *   FILE_SLEEP -> CHOOSE_FILE_ACTION;
+ *   ERROR -> FORMAT;
+ *   FORMAT -> MOUNT;
+ *   FORMAT -> FINISH;
+ * }
+ */
+typedef enum {
+  CHOOSE_DIR_ACTION,
+  CHOOSE_FILE_ACTION,
+  DIR_CLOSE,
+  DIR_CREATE,
+  DIR_DELETE,
+  DIR_OPEN,
+  DIR_SLEEP,
+  ERROR,
+  FILE_APPEND,
+  FILE_CLOSE,
+  FILE_SLEEP,
+  FINISH,
+  FORMAT,
+  INIT,
+  INIT_ROOT,
+  MOUNT
+} test_state;
+
+typedef struct {
+  DIR *dir;
+  unsigned level;
+  unsigned content_count;
+  int fd;
+  int eno;
+} fs_state;
+
+static test_state do_format(unsigned index, fs_state *fs, const char *disk_path)
+{
+  int rv = 0;
+
+  printf("[%02u]: format: %s\n", index, disk_path);
+
+  rv = msdos_format(disk_path, NULL);
+  if (rv == 0) {
+    return MOUNT;
+  } else {
+    fs->eno = errno;
+
+    return FINISH;
+  }
+}
+
+static unsigned get_bucket(unsigned count)
+{
+  long unsigned unit = (1U << 31) / count;
+  long unsigned bucket = (long unsigned) lrand48() / unit;
+
+  if (bucket != count) {
+    return bucket;
+  } else {
+    return bucket - 1;
+  }
+}
+
+static test_state do_choose_dir_action(void)
+{
+  switch (get_bucket(8)) {
+    case 0:
+    case 1:
+      return DIR_CLOSE;
+    case 2:
+    case 3:
+      return DIR_CREATE;
+    case 4:
+    case 5:
+      return DIR_OPEN;
+    case 6:
+      return DIR_DELETE;
+    case 7:
+      return DIR_SLEEP;
+    default:
+      assert(false);
+      break;
+  }
+}
+
+static test_state do_choose_file_action(void)
+{
+  switch (get_bucket(3)) {
+    case 0:
+      return FILE_CLOSE;
+    case 1:
+      return FILE_SLEEP;
+    case 2:
+      return FILE_APPEND;
+    default:
+      assert(false);
+      break;
+  }
+}
+
+static bool is_normal_entry(const char *entry_name)
+{
+  return strcmp(entry_name, ".") != 0 && strcmp(entry_name, "..") != 0;
+}
+
+static bool open_dir(fs_state *fs, const char *dir_path)
+{
+  int rv = 0;
+  bool change_dir = true;
+
+  if (dir_path == NULL) {
+    if (fs->level > 1) {
+      rv = chdir("..");
+      if (rv != 0) {
+        fs->eno = errno;
+
+        return false;
+      }
+
+      --fs->level;
+    } else {
+      return true;
+    }
+    dir_path = ".";
+    change_dir = false;
+  }
+
+  if (fs->dir != NULL) {
+    rv = closedir(fs->dir);
+    if (rv != 0) {
+      fs->eno = errno;
+
+      return false;
+    }
+  }
+
+  fs->content_count = 0;
+  fs->dir = opendir(dir_path);
+
+  if (fs->dir != NULL) {
+    struct dirent *de = NULL;
+
+    rewinddir(fs->dir);
+    while ((de = readdir(fs->dir)) != NULL) {
+      if (is_normal_entry(de->d_name)) {
+        ++fs->content_count;
+      }
+    }
+  } else {
+    fs->eno = errno;
+
+    return false;
+  }
+
+  if (change_dir) {
+    rv = chdir(dir_path);
+    if (rv != 0) {
+      fs->eno = errno;
+
+      return false;
+    }
+
+    ++fs->level;
+  }
+
+  return true;
+}
+
+static char *get_dir_entry(fs_state *fs, bool *is_dir)
+{
+  int rv = 0;
+  char *entry_name = NULL;
+
+  if (fs->content_count > 0) {
+    struct dirent *de = NULL;
+    unsigned bucket = get_bucket(fs->content_count);
+    unsigned i = 0;
+
+    rewinddir(fs->dir);
+    while ((de = readdir(fs->dir)) != NULL) {
+      if (is_normal_entry(de->d_name)) {
+        if (i != bucket) {
+          ++i;
+        } else {
+          break;
+        }
+      }
+    }
+
+    if (de != NULL) {
+      struct stat st;
+
+      rv = stat(de->d_name, &st);
+      if (rv == 0) {
+        *is_dir = S_ISDIR(st.st_mode);
+
+        entry_name = strdup(de->d_name);
+      }
+    }
+  }
+
+  return entry_name;
+}
+
+
+static test_state do_init_root(unsigned index, fs_state *fs, const char *mount_path)
+{
+  printf("[%02u]: init root: %s\n", index, mount_path);
+
+  if (open_dir(fs, mount_path)) {
+    return CHOOSE_DIR_ACTION;
+  } else {
+    return ERROR;
+  }
+}
+
+static test_state do_dir_close(unsigned index, fs_state *fs)
+{
+  if (fs->level > 1) {
+    printf("[%02u]: close dir\n", index);
+
+    if (open_dir(fs, NULL)) {
+      return CHOOSE_DIR_ACTION;
+    } else {
+      return ERROR;
+    }
+  } else {
+    return CHOOSE_DIR_ACTION;
+  }
+}
+
+static test_state do_dir_create(unsigned index, fs_state *fs)
+{
+  int rv = 0;
+  test_state state = ERROR;
+  long number = lrand48();
+  char name [64];
+
+  snprintf(name, sizeof(name), "%li", number);
+
+  if ((number % 2) == 0) {
+    printf("[%02u]: create file: %s\n", index, name);
+
+    rv = open(name, O_RDONLY | O_CREAT, 0777);
+
+    if (rv >= 0) {
+      rv = close(rv);
+
+      if (rv == 0) {
+        state = CHOOSE_DIR_ACTION;
+      }
+    } else if (errno == ENOSPC) {
+      state = DIR_DELETE;
+    } else {
+      fs->eno = errno;
+    }
+  } else {
+    printf("[%02u]: create dir: %s\n", index, name);
+
+    rv = mkdir(name, 0777);
+
+    if (rv == 0) {
+      ++fs->content_count;
+
+      state = CHOOSE_DIR_ACTION;
+    } else if (errno == EEXIST) {
+      state = CHOOSE_DIR_ACTION;
+    } else if (errno == ENOSPC) {
+      state = DIR_DELETE;
+    } else {
+      fs->eno = errno;
+    }
+  }
+
+  return state;
+}
+
+static test_state do_dir_delete(unsigned index, fs_state *fs)
+{
+  int rv = 0;
+  test_state state = ERROR;
+
+  if (fs->content_count > 0) {
+    bool is_dir = false;
+    char *dir_entry_path = get_dir_entry(fs, &is_dir);
+
+    if (dir_entry_path != NULL) {
+      if (is_dir) {
+        printf("[%02u]: remove dir: %s\n", index, dir_entry_path);
+
+        rv = rmdir(dir_entry_path);
+      } else {
+        printf("[%02u]: remove file: %s\n", index, dir_entry_path);
+
+        rv = unlink(dir_entry_path);
+      }
+
+      if (rv == 0) {
+        --fs->content_count;
+
+        state = CHOOSE_DIR_ACTION;
+      } else if (errno == ENOTEMPTY) {
+        state = CHOOSE_DIR_ACTION;
+      } else {
+        fs->eno = errno;
+      }
+
+      free(dir_entry_path);
+    }
+  } else {
+    state = CHOOSE_DIR_ACTION;
+  }
+
+  return state;
+}
+
+static test_state do_dir_open(unsigned index, fs_state *fs)
+{
+  test_state state = ERROR;
+
+  if (fs->content_count > 0) {
+    bool is_dir = false;
+    char *dir_entry_path = get_dir_entry(fs, &is_dir);
+
+    if (dir_entry_path != NULL) {
+      if (is_dir) {
+        printf("[%02u]: open dir: %s\n", index, dir_entry_path);
+
+        if (open_dir(fs, dir_entry_path)) {
+          state = CHOOSE_DIR_ACTION;
+        }
+      } else {
+        printf("[%02u]: open file: %s\n", index, dir_entry_path);
+
+        fs->fd = open(dir_entry_path, O_WRONLY | O_APPEND);
+
+        if (fs->fd >= 0) {
+          state = CHOOSE_FILE_ACTION;
+        } else {
+          fs->eno = errno;
+        }
+      }
+
+      free(dir_entry_path);
+    }
+  } else {
+    state = CHOOSE_DIR_ACTION;
+  }
+
+  return state;
+}
+
+static test_state do_file_append(unsigned index, fs_state *fs)
+{
+  static const char buf [511];
+  test_state state = ERROR;
+  ssize_t n = 0;
+
+  printf("[%02u]: append to file\n", index);
+
+  n = write(fs->fd, buf, sizeof(buf));
+
+  if (n == (ssize_t) sizeof(buf)) {
+    state = CHOOSE_FILE_ACTION;
+  } else if (n == -1) {
+    fs->eno = errno;
+  }
+
+  return state;
+}
+
+static test_state do_file_close(unsigned index, fs_state *fs)
+{
+  int rv = 0;
+  test_state state = ERROR;
+
+  printf("[%02u]: close file\n", index);
+
+  rv = close(fs->fd);
+  fs->fd = -1;
+
+  if (rv == 0) {
+    state = CHOOSE_DIR_ACTION;
+  } else {
+    fs->eno = errno;
+  }
+
+  return state;
+}
+
+static test_state do_sleep(unsigned index, test_state state)
+{
+  rtems_status_code sc = RTEMS_SUCCESSFUL;
+  rtems_interval ms = ((rtems_interval) get_bucket(10) + 1) * 100;
+  rtems_interval interval = ms / rtems_configuration_get_milliseconds_per_tick();
+
+  printf("[%02u]: sleep: %" PRIu32 " ms\n", index, ms);
+
+  sc = rtems_task_wake_after(interval);
+  ASSERT_SC(sc);
+
+  return state;
+}
+
+static test_state do_mount(unsigned index, const char *disk_path, const char *mount_path)
+{
+  int rv = 0;
+
+  printf("[%02u]: mount: %s -> %s\n", index, disk_path, mount_path);
+
+  rv = mount_and_make_target_path(
+    disk_path,
+    mount_path,
+    RTEMS_FILESYSTEM_TYPE_DOSFS,
+    RTEMS_FILESYSTEM_READ_WRITE,
+    NULL
+  );
+  if (rv == 0) {
+    return INIT_ROOT;
+  } else {
+    return FORMAT;
+  }
+}
+
+static test_state do_error(unsigned index, fs_state *fs, const char *mount_path)
+{
+  int rv = 0;
+
+  if (fs->eno > 0) {
+    printf("[%02u]: error: %s\n", index, strerror(fs->eno));
+  } else {
+    printf("[%02u]: error\n", index);
+  }
+  fs->eno = 0;
+
+  if (fs->fd >= 0) {
+    close(fs->fd);
+    fs->fd = -1;
+  }
+
+  if (fs->dir != NULL) {
+    closedir(fs->dir);
+    fs->dir = NULL;
+  }
+
+  chdir("/");
+  fs->level = 0;
+
+  rv = unmount(mount_path);
+  if (rv == 0) {
+    return FORMAT;
+  } else {
+    return FINISH;
+  }
+}
+
+void test_file_system(unsigned index, const char *disk_path, const char *mount_path)
+{
+  test_state state = INIT;
+  fs_state fs = {
+    .dir = NULL,
+    .level = 0,
+    .content_count = 0,
+    .fd = -1,
+    .eno = 0
+  };
+
+  printf("[%02u]: start\n", index);
+
+  while (state != FINISH) {
+    switch (state) {
+      case CHOOSE_DIR_ACTION:
+        state = do_choose_dir_action();
+        break;
+      case CHOOSE_FILE_ACTION:
+        state = do_choose_file_action();
+        break;
+      case DIR_CLOSE:
+        state = do_dir_close(index, &fs);
+        break;
+      case DIR_CREATE:
+        state = do_dir_create(index, &fs);
+        break;
+      case DIR_DELETE:
+        state = do_dir_delete(index, &fs);
+        break;
+      case DIR_OPEN:
+        state = do_dir_open(index, &fs);
+        break;
+      case DIR_SLEEP:
+        state = do_sleep(index, CHOOSE_DIR_ACTION);
+        break;
+      case ERROR:
+        state = do_error(index, &fs, mount_path);
+        break;
+      case FILE_APPEND:
+        state = do_file_append(index, &fs);
+        break;
+      case FILE_CLOSE:
+        state = do_file_close(index, &fs);
+        break;
+      case FILE_SLEEP:
+        state = do_sleep(index, CHOOSE_FILE_ACTION);
+        break;
+      case FORMAT:
+        state = do_format(index, &fs, disk_path);
+        break;
+      case INIT:
+        state = MOUNT;
+        break;
+      case INIT_ROOT:
+        state = do_init_root(index, &fs, mount_path);
+        break;
+      case MOUNT:
+        state = do_mount(index, disk_path, mount_path);
+        break;
+      default:
+        assert(false);
+        break;
+    }
+  }
+
+  printf("[%02u]: finish\n", index);
+}

testsuite/usb01/test.h

@@ -0,0 +1,46 @@
+/**
+ * @file
+ *
+ * @ingroup demo
+ *
+ * @brief Test samples.
+ */
+
+/*
+ * Copyright (c) 2010 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Obere Lagerstr. 30
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#ifndef DEMO_TEST_H
+#define DEMO_TEST_H
+
+#include <rtems.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/**
+ * @addtogroup demo
+ *
+ * @{
+ */
+
+void test_file_system(unsigned index, const char *disk_path, const char *mount_path);
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* DEMO_TEST_H */