tools/acpidump/apfiles.c

24  * DESCRIPTION: Query for file overwrite if it already exists.
58  * RETURN:      Open file handle
60  * DESCRIPTION: Open a text output file for acpidump. Checks if file already
67 	ACPI_FILE file;
69 	/* If file exists, prompt for overwrite */
75 	/* Point stdout to the file */
77 	file = fopen(pathname, "w");
78 	if (!file) {
79 		fprintf(stderr, "Could not open output file: %s\n", pathname);
83 	/* Save the file and path */
85 	gbl_output_file = file;
99  * DESCRIPTION: Write an ACPI table to a binary file. Builds the output
108 	ACPI_FILE file;
141 			"Writing [%4.4s] to binary file: %s 0x%X (%u) bytes\n",
146 	/* Open the file and dump the entire table in binary mode */
148 	file = fopen(filename, "wb");
149 	if (!file) {
150 		fprintf(stderr, "Could not open output file: %s\n", filename);
154 	actual = fwrite(table, 1, table_length, file);
156 		fprintf(stderr, "Error writing binary output file: %s\n",
158 		fclose(file);
162 	fclose(file);
171  *              out_file_size       - Where the file size is returned
175  * DESCRIPTION: Open a file and read it entirely into a new buffer
183 	ACPI_FILE file;
189 	file = fopen(pathname, "rb");
190 	if (!file) {
191 		fprintf(stderr, "Could not open input file: %s\n", pathname);
195 	/* Need file size to allocate a buffer */
197 	file_size = cm_get_file_size(file);
200 			"Could not get input file size: %s\n", pathname);
204 	/* Allocate a buffer for the entire file */
209 			"Could not allocate file buffer of size: %u\n",
214 	/* Read the entire file */
216 	actual = fread(buffer, 1, file_size, file);
218 		fprintf(stderr, "Could not read input file: %s\n", pathname);
227 	fclose(file);