ACPICA: acpidump: Add support to generate acpidump release.

The acpidump is initiated by Bob Moore and Chao Guan, fixed and completed
by Lv Zheng.

This patch is a generation of the commit that adds acpidump release
automation into ACPICA release process. Lv Zheng.

Note that this patch doesn't replace the kernel shipped acpidump with the
new acpidump.  The replacement is done by further patches.

Original-by: Chao Guan <guanchao@mail.ustc.edu.cn>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

1 files changed, 204 insertions, 0 deletions

diff --git a/tools/power/acpi/os_specific/service_layers/osunixdir.c b/tools/power/acpi/os_specific/service_layers/osunixdir.c
new file mode 100644
index 0000000..733f9e4
--- /dev/null
+++ b/tools/power/acpi/os_specific/service_layers/osunixdir.c
@@ -0,0 +1,204 @@
+/******************************************************************************
+ *
+ * Module Name: osunixdir - Unix directory access interfaces
+ *
+ *****************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2014, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions, and the following disclaimer,
+ *    without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ *    substantially similar to the "NO WARRANTY" disclaimer below
+ *    ("Disclaimer") and any redistribution must be conditioned upon
+ *    including a substantially similar Disclaimer requirement for further
+ *    binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ *    of any contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+#include <acpi/acpi.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <dirent.h>
+#include <fnmatch.h>
+#include <ctype.h>
+#include <sys/stat.h>
+
+/*
+ * Allocated structure returned from os_open_directory
+ */
+typedef struct external_find_info {
+	char *dir_pathname;
+	DIR *dir_ptr;
+	char temp_buffer[256];
+	char *wildcard_spec;
+	char requested_file_type;
+
+} external_find_info;
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_os_open_directory
+ *
+ * PARAMETERS:  dir_pathname        - Full pathname to the directory
+ *              wildcard_spec       - string of the form "*.c", etc.
+ *
+ * RETURN:      A directory "handle" to be used in subsequent search operations.
+ *              NULL returned on failure.
+ *
+ * DESCRIPTION: Open a directory in preparation for a wildcard search
+ *
+ ******************************************************************************/
+
+void *acpi_os_open_directory(char *dir_pathname,
+			     char *wildcard_spec, char requested_file_type)
+{
+	struct external_find_info *external_info;
+	DIR *dir;
+
+	/* Allocate the info struct that will be returned to the caller */
+
+	external_info = calloc(1, sizeof(struct external_find_info));
+	if (!external_info) {
+		return (NULL);
+	}
+
+	/* Get the directory stream */
+
+	dir = opendir(dir_pathname);
+	if (!dir) {
+		fprintf(stderr, "Cannot open directory - %s\n", dir_pathname);
+		free(external_info);
+		return (NULL);
+	}
+
+	/* Save the info in the return structure */
+
+	external_info->wildcard_spec = wildcard_spec;
+	external_info->requested_file_type = requested_file_type;
+	external_info->dir_pathname = dir_pathname;
+	external_info->dir_ptr = dir;
+	return (external_info);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_os_get_next_filename
+ *
+ * PARAMETERS:  dir_handle          - Created via acpi_os_open_directory
+ *
+ * RETURN:      Next filename matched. NULL if no more matches.
+ *
+ * DESCRIPTION: Get the next file in the directory that matches the wildcard
+ *              specification.
+ *
+ ******************************************************************************/
+
+char *acpi_os_get_next_filename(void *dir_handle)
+{
+	struct external_find_info *external_info = dir_handle;
+	struct dirent *dir_entry;
+	char *temp_str;
+	int str_len;
+	struct stat temp_stat;
+	int err;
+
+	while ((dir_entry = readdir(external_info->dir_ptr))) {
+		if (!fnmatch
+		    (external_info->wildcard_spec, dir_entry->d_name, 0)) {
+			if (dir_entry->d_name[0] == '.') {
+				continue;
+			}
+
+			str_len = strlen(dir_entry->d_name) +
+			    strlen(external_info->dir_pathname) + 2;
+
+			temp_str = calloc(str_len, 1);
+			if (!temp_str) {
+				fprintf(stderr,
+					"Could not allocate buffer for temporary string\n");
+				return (NULL);
+			}
+
+			strcpy(temp_str, external_info->dir_pathname);
+			strcat(temp_str, "/");
+			strcat(temp_str, dir_entry->d_name);
+
+			err = stat(temp_str, &temp_stat);
+			if (err == -1) {
+				fprintf(stderr,
+					"Cannot stat file (should not happen) - %s\n",
+					temp_str);
+				free(temp_str);
+				return (NULL);
+			}
+
+			free(temp_str);
+
+			if ((S_ISDIR(temp_stat.st_mode)
+			     && (external_info->requested_file_type ==
+				 REQUEST_DIR_ONLY))
+			    || ((!S_ISDIR(temp_stat.st_mode)
+				 && external_info->requested_file_type ==
+				 REQUEST_FILE_ONLY))) {
+
+				/* copy to a temp buffer because dir_entry struct is on the stack */
+
+				strcpy(external_info->temp_buffer,
+				       dir_entry->d_name);
+				return (external_info->temp_buffer);
+			}
+		}
+	}
+
+	return (NULL);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_os_close_directory
+ *
+ * PARAMETERS:  dir_handle          - Created via acpi_os_open_directory
+ *
+ * RETURN:      None.
+ *
+ * DESCRIPTION: Close the open directory and cleanup.
+ *
+ ******************************************************************************/
+
+void acpi_os_close_directory(void *dir_handle)
+{
+	struct external_find_info *external_info = dir_handle;
+
+	/* Close the directory and free allocations */
+
+	closedir(external_info->dir_ptr);
+	free(dir_handle);
+}