Alexsandr Pletnev · @Alex_pl · ef7ffede · Andrey Zhdanov
--- a/solution/src/main.c
+++ b/solution/src/main.c
-#include <stdio.h>
+#include "./../include/bmp.h"
+#include "./../include/rotate.h"
+#include "./../include/write_output_util.h"
+int main(int argc, char** argv ) {
+    /**
+     * checking the number of arguments
+     */
+    if (argc != 3) {
+        return 1;
--- a/solution/src/main.c
+++ b/solution/src/main.c
+     */
+    if (argc != 3) {
+        return 1;
+    }
+    /**
+     * set paths
+     */
+    char *inputPath = argv[1];
+    char *outputPath = argv[2];
+    /**
+     * try open file and fill <code>*input</code>
+     */
+    FILE *input = NULL;
+    //открываем
+    enum open_status openInputStatus = open_file(&input, inputPath, "rb");
+    if (openInputStatus) {
--- a/solution/src/main.c
+++ b/solution/src/main.c
+        return 1;
+    }
+    /**
+     * set paths
+     */
+    char *inputPath = argv[1];
+    char *outputPath = argv[2];
+    /**
+     * try open file and fill <code>*input</code>
+     */
+    FILE *input = NULL;
+    //открываем
+    enum open_status openInputStatus = open_file(&input, inputPath, "rb");
+    if (openInputStatus) {
+        print_err("can't open input file, check your input, pls");
+        return openInputStatus;
--- a/solution/src/main.c
+++ b/solution/src/main.c
+     * checking the number of arguments
+     */
+    if (argc != 3) {
+        return 1;
+    }
+    /**
+     * set paths
+     */
+    char *inputPath = argv[1];
+    char *outputPath = argv[2];
+    /**
+     * try open file and fill <code>*input</code>
+     */
+    FILE *input = NULL;
+    //открываем
+    enum open_status openInputStatus = open_file(&input, inputPath, "rb");
--- a/solution/include/bmp.h
+++ b/solution/include/bmp.h
+//
+// Created by Александр Плетнёв on 20.11.2022.
+//
+#ifndef IMAGE_TRANSFORMER_BMP_H
+#define IMAGE_TRANSFORMER_BMP_H
+
+#include "image.h"
+
+
+#include <stdint.h>
+#include <stdio.h>
+
+#include <stdlib.h>
+
+
+/*  deserializer   */
--- a/solution/include/image.h
+++ b/solution/include/image.h
+//
+// Created by Александр Плетнёв on 20.11.2022.
+//
+
+#ifndef IMAGE_TRANSFORMER_IMAGE_H
+#define IMAGE_TRANSFORMER_IMAGE_H
+
+
+#include <stdint.h>
+#include <stdio.h>
+
+
+/**just a <b>pixel</b>*/
+struct pixel { uint8_t b, g, r; };
--- a/solution/include/image.h
+++ b/solution/include/image.h
+#include <stdio.h>
+
+
+/**just a <b>pixel</b>*/
+struct pixel { uint8_t b, g, r; };
+
+/**just a <b>image</b>*/
+#pragma pack(push, 1)
+struct image {
+    uint64_t width, height;
+    struct pixel* data;
+};
+#pragma pack(pop)
+
+enum open_status {
+    OPEN_OK,
--- a/solution/include/write_output_util.h
+++ b/solution/include/write_output_util.h
+//
+// Created by Александр Плетнёв on 21.11.2022.
+//
+
+#ifndef IMAGE_TRANSFORMER_WRITE_OUTPUT_UTIL_H
+#define IMAGE_TRANSFORMER_WRITE_OUTPUT_UTIL_H
--- a/solution/src/bmp.c
+++ b/solution/src/bmp.c
+ * @return size of padding
+ */
+static uint32_t get_padding(struct image const* img) {
+    if (img->width * sizeof(struct pixel) % 4 == 0) return 0;
+    return 4 - img->width * sizeof(struct pixel) % 4;
+}
+/**
+ * create bmp header for img
+ * @param img - struct image*
+ * @return bmp header (struct bmp_header)
+ */
+static struct bmp_header make_bmp_header(struct image const* img) {
+    struct bmp_header bmpHeader = {
+            .bfType = LITTLE_ENDIAN_BMP,
+            .bfileSize = img->width * img->height * sizeof(struct pixel)
+                         + img->width * get_padding(img) * sizeof(struct pixel)
--- a/solution/src/bmp.c
+++ b/solution/src/bmp.c
+    return bmpHeader;
+}
+static struct image allocate_image(struct bmp_header bmpHeader) {
+    return (struct image) {bmpHeader.biWidth,
+                            bmpHeader.biHeight,
+                            malloc(bmpHeader.biSizeImage)};
+}
+void free_image(struct image const* img) {
+    free(img->data);
+}
+
+enum read_status from_bmp( FILE *in, struct image *img ) {
+    struct bmp_header bmpHeader = {0};
+    //size_t headerSize =
+    fread(&bmpHeader, 1, sizeof(struct bmp_header), in);
+    //TODO: validate header