/****************************************************************************** * * Module Name: utbuffer - Buffer dump routines * *****************************************************************************/ /* * Copyright (C) 2000 - 2016, 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 "accommon.h" #define _COMPONENT ACPI_UTILITIES ACPI_MODULE_NAME("utbuffer") /******************************************************************************* * * FUNCTION: acpi_ut_dump_buffer * * PARAMETERS: buffer - Buffer to dump * count - Amount to dump, in bytes * display - BYTE, WORD, DWORD, or QWORD display: * DB_BYTE_DISPLAY * DB_WORD_DISPLAY * DB_DWORD_DISPLAY * DB_QWORD_DISPLAY * base_offset - Beginning buffer offset (display only) * * RETURN: None * * DESCRIPTION: Generic dump buffer in both hex and ascii. * ******************************************************************************/ void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 base_offset) { u32 i = 0; u32 j; u32 temp32; u8 buf_char; if (!buffer) { acpi_os_printf("Null Buffer Pointer in DumpBuffer!\n"); return; } if ((count < 4) || (count & 0x01)) { display = DB_BYTE_DISPLAY; } /* Nasty little dump buffer routine! */ while (i < count) { /* Print current offset */ acpi_os_printf("%6.4X: ", (base_offset + i)); /* Print 16 hex chars */ for (j = 0; j < 16;) { if (i + j >= count) { /* Dump fill spaces */ acpi_os_printf("%*s", ((display * 2) + 1), " "); j += display; continue; } switch (display) { case DB_BYTE_DISPLAY: default: /* Default is BYTE display */ acpi_os_printf("%02X ", buffer[(acpi_size)i + j]); break; case DB_WORD_DISPLAY: ACPI_MOVE_16_TO_32(&temp32, &buffer[(acpi_size)i + j]); acpi_os_printf("%04X ", temp32); break; case DB_DWORD_DISPLAY: ACPI_MOVE_32_TO_32(&temp32, &buffer[(acpi_size)i + j]); acpi_os_printf("%08X ", temp32); break; case DB_QWORD_DISPLAY: ACPI_MOVE_32_TO_32(&temp32, &buffer[(acpi_size)i + j]); acpi_os_printf("%08X", temp32); ACPI_MOVE_32_TO_32(&temp32, &buffer[(acpi_size)i + j + 4]); acpi_os_printf("%08X ", temp32); break; } j += display; } /* * Print the ASCII equivalent characters but watch out for the bad * unprintable ones (printable chars are 0x20 through 0x7E) */ acpi_os_printf(" "); for (j = 0; j < 16; j++) { if (i + j >= count) { acpi_os_printf("\n"); return; } /* * Add comment characters so rest of line is ignored when * compiled */ if (j == 0) { acpi_os_printf("// "); } buf_char = buffer[(acpi_size)i + j]; if (isprint(buf_char)) { acpi_os_printf("%c", buf_char); } else { acpi_os_printf("."); } } /* Done with that line. */ acpi_os_printf("\n"); i += 16; } return; } /******************************************************************************* * * FUNCTION: acpi_ut_debug_dump_buffer * * PARAMETERS: buffer - Buffer to dump * count - Amount to dump, in bytes * display - BYTE, WORD, DWORD, or QWORD display: * DB_BYTE_DISPLAY * DB_WORD_DISPLAY * DB_DWORD_DISPLAY * DB_QWORD_DISPLAY * component_ID - Caller's component ID * * RETURN: None * * DESCRIPTION: Generic dump buffer in both hex and ascii. * ******************************************************************************/ void acpi_ut_debug_dump_buffer(u8 *buffer, u32 count, u32 display, u32 component_id) { /* Only dump the buffer if tracing is enabled */ if (!((ACPI_LV_TABLES & acpi_dbg_level) && (component_id & acpi_dbg_layer))) { return; } acpi_ut_dump_buffer(buffer, count, display, 0); } #ifdef ACPI_APPLICATION /******************************************************************************* * * FUNCTION: acpi_ut_dump_buffer_to_file * * PARAMETERS: file - File descriptor * buffer - Buffer to dump * count - Amount to dump, in bytes * display - BYTE, WORD, DWORD, or QWORD display: * DB_BYTE_DISPLAY * DB_WORD_DISPLAY * DB_DWORD_DISPLAY * DB_QWORD_DISPLAY * base_offset - Beginning buffer offset (display only) * * RETURN: None * * DESCRIPTION: Generic dump buffer in both hex and ascii to a file. * ******************************************************************************/ void acpi_ut_dump_buffer_to_file(ACPI_FILE file, u8 *buffer, u32 count, u32 display, u32 base_offset) { u32 i = 0; u32 j; u32 temp32; u8 buf_char; if (!buffer) { fprintf(file, "Null Buffer Pointer in DumpBuffer!\n"); return; } if ((count < 4) || (count & 0x01)) { display = DB_BYTE_DISPLAY; } /* Nasty little dump buffer routine! */ while (i < count) { /* Print current offset */ fprintf(file, "%6.4X: ", (base_offset + i)); /* Print 16 hex chars */ for (j = 0; j < 16;) { if (i + j >= count) { /* Dump fill spaces */ fprintf(file, "%*s", ((display * 2) + 1), " "); j += display; continue; } switch (display) { case DB_BYTE_DISPLAY: default: /* Default is BYTE display */ fprintf(file, "%02X ", buffer[(acpi_size)i + j]); break; case DB_WORD_DISPLAY: ACPI_MOVE_16_TO_32(&temp32, &buffer[(acpi_size)i + j]); fprintf(file, "%04X ", temp32); break; case DB_DWORD_DISPLAY: ACPI_MOVE_32_TO_32(&temp32, &buffer[(acpi_size)i + j]); fprintf(file, "%08X ", temp32); break; case DB_QWORD_DISPLAY: ACPI_MOVE_32_TO_32(&temp32, &buffer[(acpi_size)i + j]); fprintf(file, "%08X", temp32); ACPI_MOVE_32_TO_32(&temp32, &buffer[(acpi_size)i + j + 4]); fprintf(file, "%08X ", temp32); break; } j += display; } /* * Print the ASCII equivalent characters but watch out for the bad * unprintable ones (printable chars are 0x20 through 0x7E) */ fprintf(file, " "); for (j = 0; j < 16; j++) { if (i + j >= count) { fprintf(file, "\n"); return; } buf_char = buffer[(acpi_size)i + j]; if (isprint(buf_char)) { fprintf(file, "%c", buf_char); } else { fprintf(file, "."); } } /* Done with that line. */ fprintf(file, "\n"); i += 16; } return; } #endif