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14 - Struct/ex2.c

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+#include "PointersLibs.h"
+#include <malloc.h>
+
+#define TWO_THOUSAND 2000
+#define NINETEEN 1900
+
+struct book
+{
+    string name;
+    string wrtier;
+    string company;
+    int year;
+    int price;
+    int id;
+};
+
+void AddBook(struct book *ptr_vec, unsigned short vec_length)
+{
+    struct book b;
+    // I/O book
+    // Check I/O book - if I/O is ok = do realloc : out from fun
+    ptr_vec = realloc(ptr_vec, ++(vec_length) * sizeof(struct book));
+    *(ptr_vec + (vec_length) - ONE) = b;
+}
+
+struct book * SearchByName(struct book *ptr_vec, unsigned short vec_length, string *name)
+{
+    while (!StringCompare((*(ptr_vec++)).name, *name) && vec_length--);
+
+    return (--ptr_vec);
+}
+
+struct book * SearchByWriter(struct book *ptr_vec, unsigned short vec_length, string *writer)
+{
+    while (!StringCompare((*(ptr_vec++)).wrtier, *writer) && vec_length--);
+
+    return (--ptr_vec);
+}
+
+struct book * SearchByNameAndWriter(struct book *ptr_vec, unsigned short *vec_length, string *name, string *writer)
+{
+
+}
+
+struct book * TwentyCentury(struct book *ptr_vec, unsigned short vec_length, struct book *ptr_new_vec)
+{
+    ptr_new_vec = malloc(sizeof(struct book));
+    unsigned int length = ONE;
+    unsigned short counter;
+    for (counter = ZERO; counter < vec_length; counter++)
+    {
+        if ((*ptr_vec).year >= 1900 && (*ptr_vec).year >= 2000)
+        {
+            *(ptr_new_vec + (length++)) = *ptr_vec;
+            ptr_new_vec = realloc(ptr_new_vec, sizeof(struct book) * length);
+        }
+        ptr_vec++;
+    }
+    ptr_new_vec = realloc(ptr_new_vec, sizeof(struct book) * (--length));
+
+    return (ptr_new_vec);
+}
+
+void main(void)
+{
+    
+}