mirror of
https://github.com/aaru-dps/libaaruformat.git
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463 lines
19 KiB
C
463 lines
19 KiB
C
/*
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* This file is part of the Aaru Data Preservation Suite.
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* Copyright (c) 2019-2025 Natalia Portillo.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <aaruformat.h>
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#include <stdbool.h>
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#include <unicode/ucnv.h>
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#include <unicode/ustring.h>
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#define TB_IMPL
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#include "termbox2.h"
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// Helper structure to track comparison state
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typedef struct {
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int mid_x;
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int height;
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int left_row;
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int right_row;
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bool has_differences;
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} compare_state_t;
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void draw_progress_bar(int row, int percent)
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{
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const int width = tb_width() / 2;
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const int bar_width = width - 4;
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const int filled = bar_width * percent / 100;
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tb_printf(2, row, TB_YELLOW | TB_BOLD, TB_BLUE, "[");
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tb_printf(bar_width + 3, row, TB_YELLOW | TB_BOLD, TB_BLUE, "]");
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for(int i = 0; i < filled; ++i) {
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tb_set_cell(3 + i, row, '=', TB_YELLOW | TB_BOLD, TB_BLUE);
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}
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tb_present();
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}
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static void setup_screen(compare_state_t *state)
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{
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int width = tb_width();
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int height = tb_height();
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state->mid_x = width / 2;
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state->height = height;
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state->left_row = 9;
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state->right_row = 9;
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state->has_differences = false;
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tb_clear();
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// Draw panels and divider
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for(int y = 0; y < height; ++y)
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{
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for(int x = 0; x < state->mid_x; ++x)
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tb_set_cell(x, y, ' ', TB_WHITE, TB_BLUE);
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tb_set_cell(state->mid_x, y, '|', TB_BLACK | TB_BOLD, TB_BLUE);
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for(int x = state->mid_x + 1; x < width; ++x)
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tb_set_cell(x, y, ' ', TB_WHITE, TB_BLUE);
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}
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}
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// Helper to print a field on both sides with comparison
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static void print_field_pair(compare_state_t *state, const char *label,
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const char *fmt, uintattr_t color,
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void *val1, void *val2, int label_len)
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{
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tb_printf(2, state->left_row, TB_WHITE | TB_BOLD, TB_BLUE, "%s", label);
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tb_printf(label_len, state->left_row, color, TB_BLUE, fmt, val1);
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tb_printf(state->mid_x + 2, state->right_row, TB_WHITE | TB_BOLD, TB_BLUE, "%s", label);
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tb_printf(state->mid_x + label_len, state->right_row, color, TB_BLUE, fmt, val2);
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state->left_row++;
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state->right_row++;
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}
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// Helper to compare and print integer fields
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static void compare_int_field(compare_state_t *state, const char *label, int label_len,
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uint64_t val1, uint64_t val2, const char *fmt)
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{
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uintattr_t color = (val1 != val2) ? TB_RED : TB_WHITE;
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if(val1 != val2) state->has_differences = true;
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print_field_pair(state, label, fmt, color, &val1, &val2, label_len);
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}
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// Helper to compare and print string fields (if at least one is non-NULL)
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static void compare_string_field(compare_state_t *state, const char *label, int label_len,
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const char *val1, const char *val2)
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{
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if(val1 == NULL && val2 == NULL) return;
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tb_printf(2, state->left_row, TB_WHITE | TB_BOLD, TB_BLUE, "%s", label);
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if(val1) tb_printf(label_len, state->left_row, TB_WHITE, TB_BLUE, "%s", val1);
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tb_printf(state->mid_x + 2, state->right_row, TB_WHITE | TB_BOLD, TB_BLUE, "%s", label);
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if(val2) tb_printf(state->mid_x + label_len, state->right_row, TB_WHITE, TB_BLUE, "%s", val2);
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state->left_row++;
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state->right_row++;
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}
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// Helper to convert and print UTF-16 application name
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static void print_application_name(compare_state_t *state,
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const char *app1, const char *app2)
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{
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char strBuffer[65];
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UErrorCode u_error_code = U_ZERO_ERROR;
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// Left side
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memset(strBuffer, 0, 65);
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ucnv_convert(NULL, "UTF-16LE", strBuffer, 64, app1, 64, &u_error_code);
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tb_printf(2, 3, TB_WHITE | TB_BOLD, TB_BLUE, "Application: ");
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if(u_error_code == U_ZERO_ERROR)
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tb_printf(15, 3, TB_WHITE, TB_BLUE, "%s", strBuffer);
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// Right side
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memset(strBuffer, 0, 65);
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u_error_code = U_ZERO_ERROR;
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ucnv_convert(NULL, "UTF-16LE", strBuffer, 64, app2, 64, &u_error_code);
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tb_printf(state->mid_x + 2, 3, TB_WHITE | TB_BOLD, TB_BLUE, "Application: ");
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if(u_error_code == U_ZERO_ERROR)
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tb_printf(state->mid_x + 15, 3, TB_WHITE, TB_BLUE, "%s", strBuffer);
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}
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// Compare header information
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static void compare_headers(compare_state_t *state,
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aaruformat_context *ctx1, aaruformat_context *ctx2)
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{
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// Check application name difference
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UErrorCode u_err = u_strCompare((const UChar *)ctx1->header.application, -1,
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(const UChar *)ctx2->header.application, -1, false);
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if(u_err != U_ZERO_ERROR) state->has_differences = true;
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print_application_name(state, ctx1->header.application, ctx2->header.application);
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// Compare version fields
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uintattr_t app_ver_color = (ctx1->header.applicationMajorVersion != ctx2->header.applicationMajorVersion ||
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ctx1->header.applicationMinorVersion != ctx2->header.applicationMinorVersion)
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? TB_RED : TB_WHITE;
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uintattr_t img_ver_color = (ctx1->header.imageMajorVersion != ctx2->header.imageMajorVersion ||
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ctx1->header.imageMinorVersion != ctx2->header.imageMinorVersion)
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? TB_RED : TB_WHITE;
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uintattr_t media_color = (ctx1->header.mediaType != ctx2->header.mediaType) ? TB_RED : TB_WHITE;
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uintattr_t create_color = (ctx1->header.creationTime != ctx2->header.creationTime) ? TB_RED : TB_WHITE;
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uintattr_t modified_color = (ctx1->header.lastWrittenTime != ctx2->header.lastWrittenTime) ? TB_RED : TB_WHITE;
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if(app_ver_color == TB_RED || img_ver_color == TB_RED || media_color == TB_RED ||
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create_color == TB_RED || modified_color == TB_RED)
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state->has_differences = true;
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// Print header fields
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tb_printf(2, 4, TB_WHITE | TB_BOLD, TB_BLUE, "Application version: ");
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tb_printf(23, 4, app_ver_color, TB_BLUE, "%d.%d",
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ctx1->header.applicationMajorVersion, ctx1->header.applicationMinorVersion);
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tb_printf(state->mid_x + 2, 4, TB_WHITE | TB_BOLD, TB_BLUE, "Application version: ");
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tb_printf(state->mid_x + 23, 4, app_ver_color, TB_BLUE, "%d.%d",
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ctx2->header.applicationMajorVersion, ctx2->header.applicationMinorVersion);
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tb_printf(2, 5, TB_WHITE | TB_BOLD, TB_BLUE, "Image format version: ");
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tb_printf(24, 5, img_ver_color, TB_BLUE, "%d.%d",
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ctx1->header.imageMajorVersion, ctx1->header.imageMinorVersion);
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tb_printf(state->mid_x + 2, 5, TB_WHITE | TB_BOLD, TB_BLUE, "Image format version: ");
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tb_printf(state->mid_x + 24, 5, img_ver_color, TB_BLUE, "%d.%d",
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ctx2->header.imageMajorVersion, ctx2->header.imageMinorVersion);
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tb_printf(2, 6, TB_WHITE | TB_BOLD, TB_BLUE, "Media type: ");
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tb_printf(14, 6, media_color, TB_BLUE, "%u", ctx1->header.mediaType);
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tb_printf(state->mid_x + 2, 6, TB_WHITE | TB_BOLD, TB_BLUE, "Media type: ");
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tb_printf(state->mid_x + 14, 6, media_color, TB_BLUE, "%u", ctx2->header.mediaType);
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tb_printf(2, 7, TB_WHITE | TB_BOLD, TB_BLUE, "Creation time: ");
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tb_printf(17, 7, create_color, TB_BLUE, "%lld", ctx1->header.creationTime);
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tb_printf(state->mid_x + 2, 7, TB_WHITE | TB_BOLD, TB_BLUE, "Creation time: ");
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tb_printf(state->mid_x + 17, 7, create_color, TB_BLUE, "%lld", ctx2->header.creationTime);
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tb_printf(2, 8, TB_WHITE | TB_BOLD, TB_BLUE, "Last written time: ");
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tb_printf(21, 8, modified_color, TB_BLUE, "%lld", ctx1->header.lastWrittenTime);
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tb_printf(state->mid_x + 2, 8, TB_WHITE | TB_BOLD, TB_BLUE, "Last written time: ");
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tb_printf(state->mid_x + 21, 8, modified_color, TB_BLUE, "%lld", ctx2->header.lastWrittenTime);
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tb_present();
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}
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// Compare image info
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static void compare_image_info(compare_state_t *state,
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aaruformat_context *ctx1, aaruformat_context *ctx2)
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{
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compare_int_field(state, "Has partitions?: ", 19,
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ctx1->image_info.HasPartitions, ctx2->image_info.HasPartitions, "%s");
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state->left_row--;
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state->right_row--;
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tb_printf(19, state->left_row, (ctx1->image_info.HasPartitions != ctx2->image_info.HasPartitions) ? TB_RED : TB_WHITE,
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TB_BLUE, "%s", ctx1->image_info.HasPartitions ? "yes" : "no");
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tb_printf(state->mid_x + 19, state->right_row,
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(ctx1->image_info.HasPartitions != ctx2->image_info.HasPartitions) ? TB_RED : TB_WHITE,
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TB_BLUE, "%s", ctx2->image_info.HasPartitions ? "yes" : "no");
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state->left_row++;
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state->right_row++;
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compare_int_field(state, "Has sessions?: ", 17,
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ctx1->image_info.HasSessions, ctx2->image_info.HasSessions, "%s");
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state->left_row--;
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state->right_row--;
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tb_printf(17, state->left_row, (ctx1->image_info.HasSessions != ctx2->image_info.HasSessions) ? TB_RED : TB_WHITE,
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TB_BLUE, "%s", ctx1->image_info.HasSessions ? "yes" : "no");
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tb_printf(state->mid_x + 17, state->right_row,
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(ctx1->image_info.HasSessions != ctx2->image_info.HasSessions) ? TB_RED : TB_WHITE,
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TB_BLUE, "%s", ctx2->image_info.HasSessions ? "yes" : "no");
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state->left_row++;
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state->right_row++;
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tb_printf(2, state->left_row, TB_WHITE | TB_BOLD, TB_BLUE, "Image size without headers: ");
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tb_printf(30, state->left_row, TB_WHITE, TB_BLUE, "%llu bytes", ctx1->image_info.ImageSize);
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tb_printf(state->mid_x + 2, state->right_row, TB_WHITE | TB_BOLD, TB_BLUE, "Image size without headers: ");
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tb_printf(state->mid_x + 30, state->right_row, TB_WHITE, TB_BLUE, "%llu bytes", ctx2->image_info.ImageSize);
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state->left_row++;
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state->right_row++;
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compare_int_field(state, "Image contains: ", 18,
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ctx1->image_info.Sectors, ctx2->image_info.Sectors, "%llu sectors");
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compare_int_field(state, "Biggest sector is: ", 21,
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ctx1->image_info.SectorSize, ctx2->image_info.SectorSize, "%d bytes");
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uintattr_t ver_color = TB_WHITE;
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if(ctx1->image_info.Version && ctx2->image_info.Version &&
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strcmp(ctx1->image_info.Version, ctx2->image_info.Version) != 0) {
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ver_color = TB_RED;
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state->has_differences = true;
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}
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tb_printf(2, state->left_row, TB_WHITE | TB_BOLD, TB_BLUE, "Image version: ");
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if(ctx1->image_info.Version) tb_printf(17, state->left_row, ver_color, TB_BLUE, "%s", ctx1->image_info.Version);
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tb_printf(state->mid_x + 2, state->right_row, TB_WHITE | TB_BOLD, TB_BLUE, "Image version: ");
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if(ctx2->image_info.Version) tb_printf(state->mid_x + 17, state->right_row, ver_color, TB_BLUE, "%s", ctx2->image_info.Version);
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state->left_row++;
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state->right_row++;
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tb_present();
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}
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// Compare metadata fields
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static void compare_metadata(compare_state_t *state,
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aaruformat_context *ctx1, aaruformat_context *ctx2)
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{
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compare_string_field(state, "Application version: ", 23,
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ctx1->image_info.ApplicationVersion, ctx2->image_info.ApplicationVersion);
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compare_string_field(state, "Creator: ", 11, ctx1->creator, ctx2->creator);
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compare_int_field(state, "Creation time: ", 17,
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ctx1->image_info.CreationTime, ctx2->image_info.CreationTime, "%lld");
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compare_int_field(state, "Last written time: ", 21,
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ctx1->image_info.LastModificationTime, ctx2->image_info.LastModificationTime, "%lld");
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compare_string_field(state, "Comments: ", 12, ctx1->comments, ctx2->comments);
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compare_string_field(state, "Media title: ", 15, ctx1->media_title, ctx2->media_title);
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compare_string_field(state, "Media manufacturer: ", 22,
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ctx1->media_manufacturer, ctx2->media_manufacturer);
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compare_string_field(state, "Media serial number: ", 23,
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ctx1->media_serial_number, ctx2->media_serial_number);
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compare_string_field(state, "Media barcode: ", 17, ctx1->media_barcode, ctx2->media_barcode);
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compare_string_field(state, "Media part number: ", 21,
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ctx1->media_part_number, ctx2->media_part_number);
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compare_int_field(state, "Media type: ", 14,
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ctx1->image_info.MediaType, ctx2->image_info.MediaType, "%u");
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if(ctx1->media_sequence > 0 || ctx1->last_media_sequence > 0 ||
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ctx2->media_sequence > 0 || ctx2->last_media_sequence > 0)
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{
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tb_printf(2, state->left_row, TB_WHITE | TB_BOLD, TB_BLUE,
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"Media is number %d in a set of %d media",
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ctx1->media_sequence, ctx1->last_media_sequence);
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tb_printf(state->mid_x + 2, state->right_row, TB_WHITE | TB_BOLD, TB_BLUE,
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"Media is number %d in a set of %d media",
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ctx2->media_sequence, ctx2->last_media_sequence);
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state->left_row++;
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state->right_row++;
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}
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compare_string_field(state, "Drive manufacturer: ", 22,
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ctx1->drive_manufacturer, ctx2->drive_manufacturer);
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compare_string_field(state, "Drive model: ", 15, ctx1->drive_model, ctx2->drive_model);
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compare_string_field(state, "Drive serial number: ", 23,
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ctx1->drive_serial_number, ctx2->drive_serial_number);
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compare_string_field(state, "Drive firmware revision: ", 27,
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ctx1->drive_firmware_revision, ctx2->drive_firmware_revision);
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compare_int_field(state, "XML media type: ", 18,
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ctx1->image_info.MetadataMediaType, ctx2->image_info.MetadataMediaType, "%d");
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if(ctx1->cylinders > 0 || ctx1->heads > 0 || ctx1->sectors_per_track > 0 ||
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ctx2->cylinders > 0 || ctx2->heads > 0 || ctx2->sectors_per_track > 0)
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{
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tb_printf(2, state->left_row, TB_WHITE | TB_BOLD, TB_BLUE,
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"Media has %d cylinders, %d heads and %d sectors per track",
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ctx1->cylinders, ctx1->heads, ctx1->sectors_per_track);
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tb_printf(state->mid_x + 2, state->right_row, TB_WHITE | TB_BOLD, TB_BLUE,
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"Media has %d cylinders, %d heads and %d sectors per track",
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ctx2->cylinders, ctx2->heads, ctx2->sectors_per_track);
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state->left_row++;
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state->right_row++;
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}
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tb_present();
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}
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// Compare sector contents
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static int compare_sectors(compare_state_t *state,
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aaruformat_context *ctx1, aaruformat_context *ctx2)
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{
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uint64_t sectors = ctx1->image_info.Sectors;
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if(ctx2->image_info.Sectors < sectors) sectors = ctx2->image_info.Sectors;
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uint32_t sectorSize = ctx1->image_info.SectorSize;
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if(ctx2->image_info.SectorSize > sectorSize) sectorSize = ctx2->image_info.SectorSize;
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uint8_t *buffer1 = malloc(sectorSize);
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if(buffer1 == NULL)
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{
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tb_printf(2, state->left_row, TB_RED | TB_BOLD, TB_BLUE,
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"Error allocating memory for buffer");
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tb_present();
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return AARUF_ERROR_NOT_ENOUGH_MEMORY;
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}
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uint8_t *buffer2 = malloc(sectorSize);
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if(buffer2 == NULL)
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{
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free(buffer1);
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tb_printf(2, state->left_row, TB_RED | TB_BOLD, TB_BLUE,
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"Error allocating memory for buffer");
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tb_present();
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return AARUF_ERROR_NOT_ENOUGH_MEMORY;
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}
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bool contents_differ = false;
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uint8_t sector_status1 = 0;
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uint8_t sector_status2 = 0;
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for(uint64_t i = 0; i < sectors; i++)
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{
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tb_printf(2, state->height - 5, TB_WHITE | TB_BOLD, TB_BLUE,
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"Comparing sector %llu of %llu", i + 1, sectors);
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draw_progress_bar(state->height - 4, i * 100 / sectors);
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int err1 = aaruf_read_sector(ctx1, i, false, buffer1, §orSize, §or_status1);
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int err2 = aaruf_read_sector(ctx2, i, false, buffer2, §orSize, §or_status2);
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if(err1 != AARUF_STATUS_OK && err1 != AARUF_STATUS_SECTOR_NOT_DUMPED) continue;
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if(err2 != AARUF_STATUS_OK && err2 != AARUF_STATUS_SECTOR_NOT_DUMPED) continue;
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if(memcmp(buffer1, buffer2, sectorSize) != 0)
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{
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contents_differ = true;
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if(state->left_row < state->height - 6)
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{
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tb_printf(2, state->left_row++, TB_RED | TB_BOLD, TB_BLUE,
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"Sector %llu differs", i);
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tb_present();
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}
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}
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}
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draw_progress_bar(state->height - 4, 100);
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free(buffer1);
|
|
free(buffer2);
|
|
|
|
// Print final comparison results
|
|
if(state->has_differences)
|
|
tb_printf(2, state->height - 3, TB_RED | TB_BOLD, TB_BLUE, "Images are different!");
|
|
else
|
|
tb_printf(2, state->height - 3, TB_GREEN | TB_BOLD, TB_BLUE, "Images are identical!");
|
|
|
|
if(contents_differ)
|
|
tb_printf(2, state->height - 2, TB_RED | TB_BOLD, TB_BLUE, "Images contents are different!");
|
|
else
|
|
tb_printf(2, state->height - 2, TB_GREEN | TB_BOLD, TB_BLUE, "Images contents are identical!");
|
|
|
|
return AARUF_STATUS_OK;
|
|
}
|
|
|
|
int compare(const char *path1, const char *path2)
|
|
{
|
|
int ret = AARUF_STATUS_OK;
|
|
aaruformat_context *ctx1 = NULL;
|
|
aaruformat_context *ctx2 = NULL;
|
|
compare_state_t state = {0};
|
|
|
|
if(tb_init() != 0) return 1;
|
|
|
|
setup_screen(&state);
|
|
|
|
// Print file paths
|
|
tb_printf(2, 1, TB_WHITE | TB_BOLD, TB_BLUE, "%s", path1);
|
|
tb_printf(state.mid_x + 2, 1, TB_WHITE | TB_BOLD, TB_BLUE, "%s", path2);
|
|
tb_present();
|
|
|
|
// Open first image
|
|
tb_printf(2, 2, TB_WHITE | TB_BOLD, TB_BLUE, "Opening image...");
|
|
tb_present();
|
|
ctx1 = aaruf_open(path1);
|
|
if(ctx1 == NULL)
|
|
{
|
|
tb_printf(2, 3, TB_RED | TB_BOLD, TB_BLUE, "Error opening image");
|
|
tb_present();
|
|
ret = -1;
|
|
goto finished;
|
|
}
|
|
tb_printf(2, 2, TB_WHITE | TB_BOLD, TB_BLUE, "Image opened successfully...");
|
|
|
|
// Open second image
|
|
tb_printf(state.mid_x + 2, 2, TB_WHITE | TB_BOLD, TB_BLUE, "Opening image...");
|
|
tb_present();
|
|
ctx2 = aaruf_open(path2);
|
|
if(ctx2 == NULL)
|
|
{
|
|
tb_printf(state.mid_x + 2, 3, TB_RED | TB_BOLD, TB_BLUE, "Error opening image");
|
|
tb_present();
|
|
ret = -1;
|
|
goto finished;
|
|
}
|
|
tb_printf(state.mid_x + 2, 2, TB_WHITE | TB_BOLD, TB_BLUE, "Image opened successfully...");
|
|
|
|
// Perform comparisons
|
|
compare_headers(&state, ctx1, ctx2);
|
|
compare_image_info(&state, ctx1, ctx2);
|
|
compare_metadata(&state, ctx1, ctx2);
|
|
|
|
state.left_row++;
|
|
ret = compare_sectors(&state, ctx1, ctx2);
|
|
|
|
finished:
|
|
tb_printf(2, state.height - 1, TB_WHITE | TB_BOLD, TB_BLUE, "Press any key to exit...");
|
|
tb_present();
|
|
|
|
struct tb_event ev;
|
|
tb_poll_event(&ev);
|
|
|
|
if(ctx1) aaruf_close(ctx1);
|
|
if(ctx2) aaruf_close(ctx2);
|
|
|
|
tb_shutdown();
|
|
return ret;
|
|
} |