Cleanup

Assignment8/code/disk.c

@@ -75,30 +75,36 @@ void destroyDiskQueue(DiskQueue *queue) {
 	free(queue);
 }
 
-int calcDistance(int position, int destination) {
-	if (position > destination) {
-		return destination + (9999 + 1 - position);
-	} else {
-		return destination - position;
-	}
-}
-
 DiskRequest* findClosest(DiskQueue *queue, int position, double time) {
 	DiskRequest *current = queue->head;
-	DiskRequest *closest = NULL;
+	DiskRequest *next = NULL;
+	DiskRequest *first = NULL;
 	while (current != NULL) {
 		if (current->time <= time) { // Filter out requests that haven't come in yet
-			if (closest == NULL) { // If there is no closest yet, set it to the current
+			if (first == NULL) {
-				closest = current;
+				first = current;
 			} else {
-				int closestDistance = calcDistance(position, closest->position); // Distance from the closest to the current position, negative means down (bad)
+				if (current->position < first->position) {
-				int currentDistance = calcDistance(position, current->position); // Distance from the current to the current position, negative means down (bad
+					first = current;
-				if (currentDistance < closestDistance) { // If the current is closer than the closest
+				}
-					closest = current;
+			}
+			int currentDistance = current->position - position; // Distance from the current to the current position, negative means down (bad)
+			if (currentDistance > 0) { // If the current is up
+				if (next == NULL) { // If there is no next yet, set it to the current
+					next = current;
+				} else {
+					int nextDistance = next->position - position; // Distance from the next to the current position, negative means down (bad)
+					if (currentDistance < nextDistance) { // If the current is closer than the next
+						next = current;
+					}
 				}
 			}
 		}
 		current = current->next;
 	}
-	return closest;
+	// If we didn't find a request that is above the current position, return the first as a fallback
+	if (next == NULL) {
+		return first;
+	}
+	return next;
 }

Assignment8/code/disk.h

@@ -26,5 +26,3 @@ DiskRequest *dequeue(DiskQueue *queue);
 DiskRequest *findClosest(DiskQueue *queue, int position, double time);
 
 void destroyDiskQueue(DiskQueue *queue);
-
-int calcDistance(int position, int destination);

Assignment9/.idea/.gitignore

@@ -1,8 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml
-# Editor-based HTTP Client requests
-/httpRequests/
-# Datasource local storage ignored files
-/dataSources/
-/dataSources.local.xml

Assignment9/.idea/Assignment9.iml

@@ -1,2 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module classpath="CMake" type="CPP_MODULE" version="4" />

Assignment9/.idea/cmake.xml

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="CMakeSharedSettings">
-    <configurations>
-      <configuration PROFILE_NAME="Debug" ENABLED="true" GENERATION_DIR="build" CONFIG_NAME="Debug" />
-    </configurations>
-  </component>
-</project>

Assignment9/.idea/misc.xml

@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="CMakeWorkspace" PROJECT_DIR="$PROJECT_DIR$" />
-</project>

Assignment9/.idea/modules.xml

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectModuleManager">
-    <modules>
-      <module fileurl="file://$PROJECT_DIR$/.idea/Assignment9.iml" filepath="$PROJECT_DIR$/.idea/Assignment9.iml" />
-    </modules>
-  </component>
-</project>

Assignment9/.idea/runConfigurations/Assignment9.xml

@@ -1,7 +0,0 @@
-<component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="Assignment9" type="CMakeRunConfiguration" factoryName="Application" REDIRECT_INPUT="false" ELEVATE="false" USE_EXTERNAL_CONSOLE="false" EMULATE_TERMINAL="false" PASS_PARENT_ENVS_2="true" PROJECT_NAME="Assignment9" TARGET_NAME="Assignment9" CONFIG_NAME="Debug" RUN_TARGET_PROJECT_NAME="Assignment9" RUN_TARGET_NAME="Assignment9">
-    <method v="2">
-      <option name="com.jetbrains.cidr.execution.CidrBuildBeforeRunTaskProvider$BuildBeforeRunTask" enabled="true" />
-    </method>
-  </configuration>
-</component>

Assignment9/.idea/runConfigurations/Test1.xml

@@ -1,7 +0,0 @@
-<component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="Test1" type="CMakeRunConfiguration" factoryName="Application" PROGRAM_PARAMS="../tests/test1.png" REDIRECT_INPUT="false" ELEVATE="false" USE_EXTERNAL_CONSOLE="false" EMULATE_TERMINAL="false" PASS_PARENT_ENVS_2="true" PROJECT_NAME="Assignment9" TARGET_NAME="Assignment9" CONFIG_NAME="Debug" RUN_TARGET_PROJECT_NAME="Assignment9" RUN_TARGET_NAME="Assignment9">
-    <method v="2">
-      <option name="com.jetbrains.cidr.execution.CidrBuildBeforeRunTaskProvider$BuildBeforeRunTask" enabled="true" />
-    </method>
-  </configuration>
-</component>

Assignment9/.idea/runConfigurations/Test2.xml

@@ -1,7 +0,0 @@
-<component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="Test2" type="CMakeRunConfiguration" factoryName="Application" PROGRAM_PARAMS="../tests/test2.png" REDIRECT_INPUT="false" ELEVATE="false" USE_EXTERNAL_CONSOLE="false" EMULATE_TERMINAL="false" PASS_PARENT_ENVS_2="true" PROJECT_NAME="Assignment9" TARGET_NAME="Assignment9" CONFIG_NAME="Debug" RUN_TARGET_PROJECT_NAME="Assignment9" RUN_TARGET_NAME="Assignment9">
-    <method v="2">
-      <option name="com.jetbrains.cidr.execution.CidrBuildBeforeRunTaskProvider$BuildBeforeRunTask" enabled="true" />
-    </method>
-  </configuration>
-</component>

Assignment9/.idea/runConfigurations/Test3.xml

@@ -1,7 +0,0 @@
-<component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="Test3" type="CMakeRunConfiguration" factoryName="Application" PROGRAM_PARAMS="../tests/test3.png" REDIRECT_INPUT="false" ELEVATE="false" USE_EXTERNAL_CONSOLE="false" EMULATE_TERMINAL="false" PASS_PARENT_ENVS_2="true" PROJECT_NAME="Assignment9" TARGET_NAME="Assignment9" CONFIG_NAME="Debug" RUN_TARGET_PROJECT_NAME="Assignment9" RUN_TARGET_NAME="Assignment9">
-    <method v="2">
-      <option name="com.jetbrains.cidr.execution.CidrBuildBeforeRunTaskProvider$BuildBeforeRunTask" enabled="true" />
-    </method>
-  </configuration>
-</component>

Assignment9/.idea/runConfigurations/Test4.xml

@@ -1,7 +0,0 @@
-<component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="Test4" type="CMakeRunConfiguration" factoryName="Application" PROGRAM_PARAMS="../tests/test4.png" REDIRECT_INPUT="false" ELEVATE="false" USE_EXTERNAL_CONSOLE="false" EMULATE_TERMINAL="false" PASS_PARENT_ENVS_2="true" PROJECT_NAME="Assignment9" TARGET_NAME="Assignment9" CONFIG_NAME="Debug" RUN_TARGET_PROJECT_NAME="Assignment9" RUN_TARGET_NAME="Assignment9">
-    <method v="2">
-      <option name="com.jetbrains.cidr.execution.CidrBuildBeforeRunTaskProvider$BuildBeforeRunTask" enabled="true" />
-    </method>
-  </configuration>
-</component>

Assignment9/.idea/vcs.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="VcsDirectoryMappings">
-    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
-  </component>
-</project>

Assignment9/CMakeLists.txt

@@ -1,6 +0,0 @@
-cmake_minimum_required(VERSION 3.20)
-project(Assignment9 C)
-set(CMAKE_C_STANDARD 99)
-add_executable(Assignment9 src/main.c
-        src/png.c
-        src/png.h)

Assignment9/documentation/EndiannessAndHomework9.c

@@ -1,68 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <arpa/inet.h>
-// FILE format is: 'header', then 2023 skipped bytes, then the number of interest
-#define OURINT 1426915328
-#define OFFSETTODATA 2023
-
-int writeToFile(){
-
-    FILE* fp = fopen("toReadLater.txt","w+");
-	char c = 'h';
-    fwrite(&c, sizeof(char), 1, fp);
-    c = 'e';
-    fwrite(&c, sizeof(char), 1, fp);
-    c = 'a';
-    fwrite(&c, sizeof(char), 1, fp);
-    c = 'd';
-    fwrite(&c, sizeof(char), 1, fp);
-    c = 'e';
-    fwrite(&c, sizeof(char), 1, fp);
-    c = 'r';
-    fwrite(&c, sizeof(char), 1, fp);
-    unsigned int buf = OFFSETTODATA;
-    fwrite(&buf, sizeof(int), 1, fp);
-    fseek(fp, OFFSETTODATA, SEEK_CUR);
-
-    buf = OURINT;
-    fwrite(&buf, sizeof(int), 1, fp);
-    fclose(fp);
-}
-
-int readFromFile(){
-	FILE *fp = fopen("toReadLater.txt", "r+");
-	fseek(fp, 6 , SEEK_SET);
-	int skip = 0;
-	fread(&skip, sizeof(int), 1, fp);
-    // NOTE, in HW, the size of the section is a value in 
-    // Big-Endian format, it will actually need conversion
-	fseek(fp, skip, SEEK_CUR);
-	unsigned int qBe = 0;
-	unsigned int qLe = 0;
-	int i;
-	unsigned char *c = (char *)(&qBe);
-	unsigned char *d = (char *)(&qLe);
-	for (i = 0; i < 4; i++)
-	{
-		c[i] = getc(fp);
-		printf("Byte %i: %i %x\n",i, c[i], c[i]);
-	}
-
-    for (i = 0; i < 4; i++)
-	{
-		d[4-i-1] = c[i];
-	}
-
-    printf("Translated using swapping the bytes order: %i\n", qLe);
-	qLe = ntohl(qBe);
-    printf("Translated using ntohl: %i\n", qLe);
-    fclose(fp);
-}
-int main (int argc, char** argv){
-    unsigned int wantToRead;
-	writeToFile();
-	printf("Sizeof (int) is:%li\n", sizeof(unsigned int));
-	readFromFile();
-
-	return 0;
-}

Assignment9/src/main.c

@@ -1,39 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <limits.h>
-#include <string.h>
-#include <stdbool.h>
-#include "png.h"
-
-int main(int argc, char *argv[]) {
-	if (argc != 2) {
-		printf("Usage: %s <png file>\n", argv[0]);
-		exit(1);
-	}
-	if (strlen(argv[1]) > PATH_MAX) {
-		printf("Path too long\n");
-		exit(1);
-	}
-	char *path = argv[1];
-
-	char* png_buffer = load_file(get_fd(path));
-	if (!is_png(png_buffer)) {
-		printf("It's not a PNG file\n");
-		exit(1);
-	} else {
-		printf("It's a PNG file\n");
-	}
-	png_chunk **chunks = get_png_chunks(png_buffer);
-	int size = get_number_of_chunks(chunks);
-	for (int i = 0; i < size; i++) {
-		// Check if header is IDAT or IEND
-		bool is_idat = memcmp(chunks[i]->type, "IDAT", 4) == 0;
-		bool is_iend = memcmp(chunks[i]->type, "IEND", 4) == 0;
-		if (is_idat || is_iend) {
-			printf("Found %s chunk\n", chunks[i]->type);
-		} else {
-			printf("Found unknown: %s\n", chunks[i]->type);
-		}
-		printf("Chunk size is:%d\n", chunks[i]->length);
-	}
-}

Assignment9/src/png.c

@@ -1,146 +0,0 @@
-/*
- * Copyright Notice
- * ----------------
- * Copyright © 1998, 1999 by: Glenn Randers-Pehrson
- * This specification is a modification of the PNG 1.0 specification. It is being
- * provided by the copyright holder under the provisions of the 1996 MIT copyright and license:
- * Copyright © 1996 by: Massachusetts Institute of Technology (MIT)
- * This W3C specification is being provided by the copyright holders under
- * the following license. By obtaining, using and/or copying this specification, you
- * agree that you have read, understood, and will comply with the following terms
- * and conditions:
- * Permission to use, copy, and distribute this specification for any purpose
- * and without fee or royalty is hereby granted, provided that the full text of
- * this NOTICE appears on ALL copies of the specification or portions thereof,
- * including modifications, that you make.
- * THIS SPECIFICATION IS PROVIDED ”AS IS,” AND COPYRIGHT HOLD-ERS
- * MAKE NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR
- * IMPLIED. BY WAY OF EXAMPLE, BUT NOT LIMITATION, COPYRIGHT
- * HOLDERS MAKE NO REPRESENTATIONS OR WARRANTIES OF MER-CHANTABILITY
- * OR FITNESS FOR ANY PARTICULAR PURPOSE OR
- * THAT THE USE OF THE SPECIFICATION WILL NOT INFRINGE ANY
- * THIRD PARTY PATENTS, COPYRIGHTS, TRADEMARKS OR OTHER
- * RIGHTS. COPYRIGHT HOLDERS WILL BEAR NO LIABILITY FOR ANY
- * USE OF THIS SPECIFICATION.
- * The name and trademarks of copyright holders may NOT be used in
- * ad-vertising or publicity pertaining to the specification without specific, written
- * prior permission. Title to copyright in this specification and any associated
- * documentation will at all times remain with copyright holders.
- */
-
-#include <arpa/inet.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <zlib.h>
-#include <string.h>
-#include "png.h"
-
-int get_fd(char *path) {
-	FILE *fp = fopen(path, "rb");
-	if (fp == NULL) {
-		perror("fopen");
-		exit(1);
-	}
-	int fd = fileno(fp);
-	if (fd == -1) {
-		perror("fileno");
-		exit(1);
-	}
-	return fd;
-}
-
-FILE *get_fp(int fd) {
-	FILE *fp = fdopen(fd, "rb");
-	if (fp == NULL) {
-		perror("fdopen");
-		exit(1);
-	}
-	return fp;
-}
-
-char *load_file(int fd) {
-	FILE *fp = get_fp(fd);
-	fseek(fp, 0, SEEK_END);
-	long size = ftell(fp);
-	rewind(fp);
-	char *buffer = malloc(size);
-	if (buffer == NULL) {
-		perror("malloc");
-		exit(1);
-	}
-	fread(buffer, 1, size, fp);
-	// Iterate over buffer and convert from network byte order to host byte order
-	//for (int i = 0; i < size; i += 4) {
-	//	uint32_t *ptr = (uint32_t *)(buffer + i);
-	//	*ptr = ntohl(*ptr);
-	//}
-	fclose(fp);
-	return buffer;
-}
-
-int is_png(char *buffer) {
-	return memcmp(buffer, PNG_SIGNATURE, PNG_SIGNATURE_SIZE) == 0;
-}
-
-png_chunk *get_png_chunk(char *buffer, int offset) {
-	png_chunk *chunk = malloc(sizeof(png_chunk));
-	if (chunk == NULL) {
-		perror("malloc");
-		exit(1);
-	}
-	memcpy(&chunk->length, buffer + offset + 0, 4);
-	chunk->length = ntohl(chunk->length);
-	memcpy(&chunk->type, buffer + offset + 4, 4);
-	chunk->data = malloc(chunk->length);
-	if (chunk->data == NULL) {
-		perror("malloc");
-		exit(1);
-	}
-	memcpy(chunk->data, buffer + offset + 8, chunk->length);
-	memcpy(&chunk->crc, buffer + offset + 8 + chunk->length, 4);
-	return chunk;
-}
-
-png_chunk **get_png_chunks(char *buffer) {
-	png_chunk **chunks = malloc(sizeof(png_chunk *));
-	if (chunks == NULL) {
-		perror("malloc");
-		exit(1);
-	}
-	int offset = PNG_SIGNATURE_SIZE;
-	int i = 0;
-	while (1) {
-		chunks[i] = get_png_chunk(buffer, offset);
-		offset += chunks[i]->length;
-		if (memcmp(chunks[i]->type, "IEND", 4) == 0) {
-			break;
-		}
-		i++;
-		chunks = realloc(chunks, sizeof(png_chunk *) * (i + 1));
-		if (chunks == NULL) {
-			perror("realloc");
-			exit(1);
-		}
-	}
-	return chunks;
-}
-
-int is_chunk_valid(png_chunk *chunk) {
-	uint32_t crc = htonl(chunk->crc);
-	//uint32_t calculated_crc = crc32(0, chunk->type, 4);
-	//calculated_crc = crc32(calculated_crc, chunk->data, chunk->length);
-	//return crc == calculated_crc;
-	return 1;
-}
-
-int is_chunk_critical(png_chunk *chunk) {
-	return chunk->type[0] >= 'A' && chunk->type[0] <= 'Z';
-}
-
-int get_number_of_chunks(png_chunk **chunks) {
-	int i = 0;
-	while (chunks[i] != NULL) {
-		i++;
-	}
-	return i;
-}

Assignment9/src/png.h

@@ -1,74 +0,0 @@
-/*
- * Copyright Notice
- * ----------------
- * Copyright © 1998, 1999 by: Glenn Randers-Pehrson
- * This specification is a modification of the PNG 1.0 specification. It is being
- * provided by the copyright holder under the provisions of the 1996 MIT copyright and license:
- * Copyright © 1996 by: Massachusetts Institute of Technology (MIT)
- * This W3C specification is being provided by the copyright holders under
- * the following license. By obtaining, using and/or copying this specification, you
- * agree that you have read, understood, and will comply with the following terms
- * and conditions:
- * Permission to use, copy, and distribute this specification for any purpose
- * and without fee or royalty is hereby granted, provided that the full text of
- * this NOTICE appears on ALL copies of the specification or portions thereof,
- * including modifications, that you make.
- * THIS SPECIFICATION IS PROVIDED ”AS IS,” AND COPYRIGHT HOLD-ERS
- * MAKE NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR
- * IMPLIED. BY WAY OF EXAMPLE, BUT NOT LIMITATION, COPYRIGHT
- * HOLDERS MAKE NO REPRESENTATIONS OR WARRANTIES OF MER-CHANTABILITY
- * OR FITNESS FOR ANY PARTICULAR PURPOSE OR
- * THAT THE USE OF THE SPECIFICATION WILL NOT INFRINGE ANY
- * THIRD PARTY PATENTS, COPYRIGHTS, TRADEMARKS OR OTHER
- * RIGHTS. COPYRIGHT HOLDERS WILL BEAR NO LIABILITY FOR ANY
- * USE OF THIS SPECIFICATION.
- * The name and trademarks of copyright holders may NOT be used in
- * ad-vertising or publicity pertaining to the specification without specific, written
- * prior permission. Title to copyright in this specification and any associated
- * documentation will at all times remain with copyright holders.
- */
-
-#pragma once
-
-#include <arpa/inet.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <zlib.h>
-#include <string.h>
-
-// http://www.libpng.org/pub/png/spec/1.2/PNG-Rationale.html#R.PNG-file-signature
-#define PNG_SIGNATURE "\211PNG\r\n\032\n"
-#define PNG_SIGNATURE_SIZE 8
-typedef struct png_chunk {
-	uint32_t length;
-	char type[4];
-	char *data;
-	uint32_t crc;
-} png_chunk;
-
-// Get file descriptor from path
-int get_fd(char *path);
-
-// Get FILE* from file descriptor
-FILE *get_fp(int fd);
-
-// Store file in heap memory
-char *load_file(int fd);
-
-// Check if file is a PNG
-int is_png(char *buffer);
-
-// Get PNG chunk
-png_chunk *get_png_chunk(char *buffer, int offset);
-
-// Get all PNG chunks
-png_chunk **get_png_chunks(char *buffer);
-
-// Get number of chunks
-int get_number_of_chunks(png_chunk **chunks);
-
-// Check if chunk is critical
-int is_chunk_critical(png_chunk *chunk);
-
-// Is chunk valid?
-int is_chunk_valid(png_chunk *chunk);

Assignment9/tests/output1.txt

@@ -1,13 +0,0 @@
-It's a PNG file
-Found unknown: IHDR
-Chunk size is:13
-Found unknown: sRGB
-Chunk size is:1
-Found unknown: gAMA
-Chunk size is:4
-Found unknown: pHYs
-Chunk size is:9
-Found IDAT
-Chunk size is:18944
-Found IEND
-Chunk size is:0

Assignment9/tests/output2.txt

@@ -1 +0,0 @@
-It's not a PNG file

Assignment9/tests/output3.txt

@@ -1,249 +0,0 @@
-It's a PNG file
-Found unknown: IHDR
-Chunk size is:13
-Found unknown: sRGB
-Chunk size is:1
-Found unknown: gAMA
-Chunk size is:4
-Found unknown: pHYs
-Chunk size is:9
-Found unknown: tEXt
-Chunk size is:15
-Found unknown: tIME
-Chunk size is:7
-Found unknown: tEXt
-Chunk size is:32
-Found unknown: tEXt
-Chunk size is:33
-Found IDAT
-Chunk size is:65310
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:17176
-Found IEND
-Chunk size is:0

Assignment9/tests/output4.txt

@@ -1,317 +0,0 @@
-It's a PNG file
-Found unknown: IHDR
-Chunk size is:13
-Found unknown: sRGB
-Chunk size is:1
-Found unknown: gAMA
-Chunk size is:4
-Found unknown: pHYs
-Chunk size is:9
-Found unknown: tEXt
-Chunk size is:15
-Found unknown: tIME
-Chunk size is:7
-Found unknown: tEXt
-Chunk size is:32
-Found unknown: tEXt
-Chunk size is:33
-Found IDAT
-Chunk size is:65310
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:65524
-Found IDAT
-Chunk size is:53390
-Found IEND
-Chunk size is:0