consolidate all repos to one for archive

semester_4/namenska_programska_oprema/Naloga_2/Server/Makefile

@@ -0,0 +1,21 @@
+all: build run
+
+debug: buildd run clean
+
+zip:
+	zip naloga.zip main.c Makefile 
+
+build: main.c
+	gcc -m32 -O3 main.c -o demo_streznik -pthread
+
+buildd: main.c
+	gcc -g -m32 main.c -o demo_streznik -fsanitize=address -fno-omit-frame-pointer
+
+run:
+	./demo_streznik 8003
+
+clean:
+	rm -f demo_streznik
+
+cleanAll:
+	rm -f img.jpg text.txt Video1.mp4 Video2.mp4

semester_4/namenska_programska_oprema/Naloga_2/Server/main.c

@@ -0,0 +1,160 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <netinet/in.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/stat.h>
+#include <pthread.h>
+#include <string.h>
+
+#define MAXDATASIZE 1024
+#define DATOTEKA 2
+#define MAPA 1
+#define KONEC 0
+
+typedef struct Data
+{
+	uint32_t sizeOfFile;
+	uint32_t type;
+	char fileName[128];
+} Data;
+
+void reciveFile(int newfd, Data data)
+{
+	uint8_t buffer[MAXDATASIZE];
+	int numbytes = 0;
+	FILE *wptr = fopen(data.fileName, "wb");
+	size_t bytesRecived = 0;
+	while (bytesRecived < data.sizeOfFile)
+	{
+		if ((numbytes = recv(newfd, buffer, MAXDATASIZE, 0)) == -1)
+		{
+			perror("recv");
+			return;
+		}
+		fwrite(buffer, numbytes, 1, wptr);
+		bytesRecived += numbytes;
+	}
+	fclose(wptr);
+}
+
+void sendConf(int newfd)
+{
+	uint8_t ret = 0;
+	if (send(newfd, &ret, sizeof(ret), 0) < 0)
+	{
+		perror("send1");
+		return;
+	}
+}
+
+void reciveFolder(Data data)
+{
+	mkdir(data.fileName, 0777);
+}
+
+void *recive(void *fd)
+{
+	int newfd = *(int *)fd;
+	int exit = 0;
+	while (1)
+	{
+
+		Data recivedData;
+		if ((recv(newfd, &recivedData, sizeof(recivedData), 0)) == -1)
+		{
+			perror("recv");
+			// exit(1);
+		}
+
+		switch (recivedData.type)
+		{
+		case DATOTEKA:
+			reciveFile(newfd, recivedData);
+			printf("USPEL\tZBIRKA\t%s\t%d\n", recivedData.fileName, recivedData.sizeOfFile);
+			break;
+		case MAPA:
+			reciveFolder(recivedData);
+			printf("USPEL\tIMENIK\t%s\t%d\n", recivedData.fileName, recivedData.sizeOfFile);
+			break;
+		case KONEC:
+			close(newfd);
+			exit = 1;
+			break;
+		default:
+			break;
+		}
+		if (exit)
+			break;
+		sendConf(newfd);
+	}
+}
+
+int main(int argc, char *argv[])
+{
+	int sockfd;						 // socekt file descriptor, new file descriptor
+	socklen_t length;				 // socket length (length of clinet address)
+	struct sockaddr_in saddr, caddr; // server address, client address
+	time_t itime;					 // time format
+	char *tstr;						 // var holding the string to be send via TCP
+
+	if (argc != 2)
+	{
+		printf("Uporaba: demo_client vrata (vrata 0-1024 so rezervirana za jedro)\n");
+		exit(1);
+	}
+
+	// create socket
+	if ((sockfd = socket(PF_INET, SOCK_STREAM, 0)) < 0)
+	{
+		perror("socket");
+	}
+
+	saddr.sin_family = AF_INET;			   // IPv4
+	saddr.sin_addr.s_addr = INADDR_ANY;	   // localhost
+	saddr.sin_port = htons(atoi(argv[1])); // port converted from ascii to integer
+
+	// binds the socket file description to the actual port (similar to open)
+	if (bind(sockfd, (struct sockaddr *)&saddr, sizeof(saddr)) < 0)
+	{
+		perror("bind");
+		return 0;
+	}
+
+	// start listening on the given port
+	if (listen(sockfd, 0) < 0)
+	{
+		perror("listen");
+		return 0;
+	}
+
+	length = sizeof(caddr); // length of client address
+
+	pthread_t thread_id[10];
+	int newfd[10];
+	uint8_t kaz = 0;
+	while (1)
+	{
+
+		if ((newfd[kaz] = accept(sockfd, (struct sockaddr *)&caddr, &length)) < 0)
+		{
+			perror("accept");
+			return 0;
+		}
+		recive(newfd);
+		pthread_create(&thread_id[kaz], NULL, recive, &newfd[kaz]);
+		// recive(newfd[kaz]);
+		kaz++;
+		kaz = kaz % 10;
+	}
+
+	for (size_t i = 0; i < 10; i++)
+	{
+		pthread_join(thread_id[i], NULL);
+	}
+
+	close(sockfd);
+
+	return 0;
+}