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Dir -> Post-Ein/Ausgang

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This commit is contained in:
Georg Reisinger 2020-10-01 02:57:23 -07:00
parent 6781ac89ad
commit 256aaab8fb
1 changed files with 132 additions and 29 deletions
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161
myserver.c
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@ -7,9 +7,12 @@
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#define BUF 1024
#define PORT 6543
char *verzeichnis;
struct msgNumber
{
int index;
@ -23,9 +26,12 @@ struct msgNumberArr
int writeUsersMessages(char username[1024], int *msgNumbs, int lenght)
{
FILE *filePointer;
printf("Start writeUsersMessages() username: %s", username);
strcat(username, ".bin");
filePointer = fopen(username, "wb");
char filename[1024];
strcpy(filename, verzeichnis);
strcat(filename, username);
strcat(filename, ".bin");
printf("Start writeUsersMessages() filename: %s\n", filename);
filePointer = fopen(filename, "wb");
/**/
if (!filePointer)
{
@ -49,11 +55,14 @@ struct msgNumberArr getUserMessages(char username[1024])
{
FILE *filePointer;
char filename[1024];
if('\n' == username[strlen(username) - 1]){
if ('\n' == username[strlen(username) - 1])
{
username[strlen(username) - 1] = '\0';
}
strcpy(filename, username);
strcpy(filename, verzeichnis);
strcat(filename, username);
strcat(filename, ".bin");
printf("getUserMessages() Filename: %s\n", filename);
filePointer = fopen(filename, "rb");
printf("\n\nstart getUserMessages() Filename: %s, Username: %s\n\n", filename, username);
if (!filePointer)
@ -66,7 +75,6 @@ struct msgNumberArr getUserMessages(char username[1024])
int i = 0;
struct msgNumberArr msgNumbersStruct;
//int msgNumberArr[1024];
//printf("Vorm while\n");
@ -76,7 +84,6 @@ struct msgNumberArr getUserMessages(char username[1024])
//printf("Im while\n");
fread(&msgNumbersStruct, sizeof(struct msgNumberArr), 1, filePointer);
printf("\nmsgNumberSrtruct lenght: %d\n", msgNumbersStruct.lenght);
//}
//printf("Nach dem while\n");
fclose(filePointer);
@ -85,7 +92,8 @@ struct msgNumberArr getUserMessages(char username[1024])
int addUserMessage(char username[1024], int msgNumber)
{
if('\n' == username[strlen(username) - 1]){
if ('\n' == username[strlen(username) - 1])
{
username[strlen(username) - 1] = '\0';
}
//username[strlen(username)-1] = "\0";
@ -138,7 +146,10 @@ int addUserMessage(char username[1024], int msgNumber)
int writeMessageNumber(int number)
{
FILE *filePointer;
filePointer = fopen("msgNumber.bin", "wb");
char filename[1024];
strcpy(filename, verzeichnis);
strcat(filename, "msgNumber.bin");
filePointer = fopen(filename, "wb");
struct msgNumber my_record;
my_record.index = number;
printf("MSG NUMMBER IN writeMessageNumber(): %d\n", number);
@ -156,7 +167,10 @@ int writeMessageNumber(int number)
int readLastMessageNumber()
{
FILE *filePointer;
filePointer = fopen("msgNumber.bin", "rb");
char filename[1024];
strcpy(filename, verzeichnis);
strcat(filename, "msgNumber.bin");
filePointer = fopen(filename, "rb");
struct msgNumber my_record;
if (!filePointer)
{
@ -211,21 +225,34 @@ struct rec readFile(char filename[1024])
{
FILE *filePointer;
char fullfilename[1024];
strcpy(fullfilename, verzeichnis);
strcat(fullfilename, filename);
strcat(fullfilename, ".bin");
filePointer = fopen(fullfilename, "rb");
struct rec my_record;
printf("ReadFile Fullfilename: %s\n", fullfilename);
if (!filePointer)
{
printf("\x1B[31mFile konnte nicht gelesen werden!\x1B[37m\n");
my_record.sender = "0";
my_record.receiver = "0";
my_record.betreff = "0";
my_record.msg = "0";
return my_record;
perror("\x1B[31mFile konnte nicht gelesen werden!\x1B[37m\n");
//printf("\x1B[31mFile konnte nicht gelesen werden!\x1B[37m\n");
//struct rec nullstruct;
//nullstruct.sender = "0";
//nullstruct.receiver = "0";
//nullstruct.betreff = "0";
//nullstruct.msg = "0";
//return &nullstruct;
}
fread(&my_record, sizeof(struct msgNumber), 1, filePointer);
printf("A");
struct rec my_record;
//struct rec *my_record_p = malloc(sizeof(struct rec));
printf("B");
fread(&my_record, sizeof(struct rec), 1, filePointer);
printf("C");
fclose(filePointer);
printf("\nBETREFF in readFile(): %s", my_record.betreff);
//my_record_p->betreff = my_record.betreff;
//my_record_p->sender = my_record.sender;
//my_record_p->receiver = my_record.receiver;
//my_record_p->msg = my_record.msg;
return my_record;
}
@ -242,8 +269,12 @@ int writeToFile(char sender[1024], char betreff[1024], char receiver[1024], char
else
{
printf("MSG NUMMBER found, schreibe file mit msgNummber: %d!\n", msgNumber);
sprintf(filename, "%d", msgNumber);
strcpy(filename, verzeichnis);
char msgNumberStr[1024];
sprintf(msgNumberStr, "%d", msgNumber);
strcat(filename, msgNumberStr);
strcat(filename, ".bin");
printf("\nwriteToFile() Filename: %s\n", filename);
filePointer = fopen(filename, "wb");
struct rec my_record;
if (!filePointer)
@ -258,9 +289,15 @@ int writeToFile(char sender[1024], char betreff[1024], char receiver[1024], char
my_record.betreff = betreff;
my_record.msg = message;
printf("Vor useradd() in writeToFile()! sender: %s, msgnumber: %d, msg: %s, betrf: %s, empf: %s\n", sender, msgNumber, message, betreff, receiver);
int receiverresult = addUserMessage(receiver, msgNumber);
char receiverfile[1024];
strcpy(receiverfile, "posteingang/");
strcat(receiverfile, sender);
int receiverresult = addUserMessage(receiverfile, msgNumber);
printf("receiverresult: %d", receiverresult);
int senderresult = addUserMessage(sender, msgNumber);
char senderfile[1024];
strcpy(senderfile, "postausgang/");
strcat(senderfile, sender);
int senderresult = addUserMessage(senderfile, msgNumber);
printf("senderresult: %d", senderresult);
if (senderresult == 0 || receiverresult == 0)
{
@ -278,9 +315,33 @@ int writeToFile(char sender[1024], char betreff[1024], char receiver[1024], char
}
}
//struct rec *readFromFile(char msgNumber[1024])
//{
// FILE *filePointer;
// char filename[1024];
// strcpy(filename, msgNumber);
// strcat(filename, ".bin");
// filePointer = fopen(filename, "rb");
// struct rec *my_record_pointer = malloc(sizeof(struct rec));
// struct rec my_record;
// if (!filePointer)
// {
// perror("\x1B[31mWrite File konnte nicht geöffnet werden!\x1B[37m\n");
// }
// else
// {
//
// fread(&my_record, sizeof(struct rec), 1, filePointer);
// fclose(filePointer);
// printf("\n\nReadFile Number: %s Betreff: %s\n\n", msgNumber, my_record.betreff);
// my_record_pointer = &my_record;
// return my_record_pointer;
// }
//}
int main(int argc, char **argv)
{
char *verzeichnis = argv[1];
verzeichnis = strdup(argv[1]);
char *meinport = argv[2];
printf("\x1B[35mMein server Verzeichniss: %s\n", verzeichnis);
printf("Mein server Port: %s\n", meinport);
@ -423,17 +484,59 @@ int main(int argc, char **argv)
printf("->LIST->Username wurde eingegeben:\x1B[33m %s\x1B[37m\n", bufferString);
char *username;
username = strdup(bufferString);
printf("USERNAME: %s ENDE", username);
char filename[1024];
strcpy(filename, "posteingang/");
strcat(filename, username);
printf("Filename: %s ENDE\n", filename);
struct msgNumberArr msgNumbersStruct = getUserMessages(username);
printf("msgnumberstruct lenght: %d", msgNumbersStruct.lenght);
int msgNumbers[1024];
struct msgNumberArr msgNumbersStruct = getUserMessages(filename);
printf("msgnumberstruct lenght: %d\n", msgNumbersStruct.lenght);
printf("0\n");
printf("0.1\n");
struct rec userFilesStruct[1024];
printf("1\n");
for (int i = 0; i < msgNumbersStruct.lenght; i++)
{
msgNumbers[i] = msgNumbersStruct.index[i];
printf("MSG NUMMBER IN addUserMessage(): %d\n", msgNumbers[i]);
}
printf("2.1&2.%d\n", i);
char filename[1024];
printf("2.3.%d\n", i);
sprintf(filename, "%d", msgNumbersStruct.index[i]);
printf("2.4.%d\n", i);
struct rec my_record_p = readFile(filename);
printf("2.5.%d\n", i);
printf("\n\nNachricht: %d Betreff: %s\n\n", i, my_record_p.betreff);
userFilesStruct[i] = my_record_p;
printf("2.6.%d\n", i);
}
printf("3\n");
filename[1024];
strcpy(filename, "postausgang/");
strcat(filename, username);
printf("Filename: %s ENDE\n", filename);
struct msgNumberArr msgNumbersStructAusgang = getUserMessages(filename);
printf("msgnumberstruct lenght: %d\n", msgNumbersStructAusgang.lenght);
printf("0\n");
printf("0.1\n");
struct rec userFilesStructAusgang[1024];
printf("1\n");
for (int i = 0; i < msgNumbersStructAusgang.lenght; i++)
{
printf("2.1&2.%d\n", i);
char filename[1024];
printf("2.3.%d\n", i);
sprintf(filename, "%d", msgNumbersStructAusgang.index[i]);
printf("2.4.%d\n", i);
struct rec my_record_p = readFile(filename);
printf("2.5.%d\n", i);
printf("\n\nNachricht: %d Betreff: %s\n\n", i, my_record_p.betreff);
userFilesStructAusgang[i] = my_record_p;
printf("2.6.%d\n", i);
}
printf("3\n");
bufferString[0] = '\0';
buffer[0] = '\0';
fflush(stdout);