[c] Forum Topics

I'm trying to determine if the characters in the maze can escape, the characters are labeled by their initials except for D which is the door here is the input data: 11 13 7 10 XXXXXXXXXXXXX X JX AX X XXXX XXXXBX X X X SX X X X XXXX …

Hi, i need to school some C code. Requirements are: Use in code some Functions with parameters, pointers, strucutres and global and private variables. Dont you have some code for it? I havent time to do it. Thank You very much.

Hi, Am anuj joined community today itsel.I have written a code which generates alpha numeric charaters and stores it in(file1).Then read the generated stuff 4 characters in file(by reading from file1)and appending "-" after 4 characters until "$" is encountered.I am getting an extra "-" in the file please tell …

Hi, At one of our clients’ place, we are facing a problem where the variable errno is set to EPIPE and signal SIGPIPE is generated… We have two servers communicating with each other through sockets and the error we are getting is explained below The writer process seems to have …

I am modifying the WDK "genprint" Print Processor example. Everything is working great, and I can compile fine, but I am running into a snag with one thing. Part of my modification knowingly triggers a print error, and Windows re-submits the print job automatically in the spool. I need to …

Long story short, writing a multithreaded honey pot, and am having issues starting the honey pot servers. I'll get straight to the code, then explain the issue: Structure defs: [code=c] typedef struct __GENERIC{ int sock; char buff[MAXBUFF]; char ip[17]; int status; int port; int max_conns; // dMaxClients (Master = max …

Hi everyone,this program prompts a user for a leap yr code and a day code resulting in an entire year's calendar.The result displays months one below another.Can some one tell me how to make it print 2 months next to each other,that is JAN FEB then MAR APRIL below them. …

I am begginer in C so please be easy on me.....:-) Anyways....my query is I have a server and a Client program written in C(attached below) for test in UNIX/LINUX in which the client sends a request to the server and the server then sends back the request to the …

Hey guys below is my full code of the program I am trying to run. I want to save the data automatically. It goes through many areas but the save area is not working for some reason. Errr...I have spent many hours and it is very basic code probably because …

It is a grading system, but its not calulating the grades [ICODE]#include<stdio.h> #include<conio.h> #include<string.h> #define max 2 void Cal_semester_Grade(char studname[][25],int gradeavg[][1],int examAvg[][1]); void Class_Grade(char studname[][25],char classname[5], int classgrd[][3],int gradeavg[][1], int Maxtestscr[][3],char subjectname[15],int classprectge[][3],int finalClassgrade[][1]); void Exam_Grade(char studname[][25], int examMarks[][2], int MaxExamTest[][2],int Examperctage[][2],int examAvg[][1],int finalExamgrade[][1],int paperweight[][2]); //void search_name(char); void Menu(); char …

hey can someone suggest the best way to get the list of files in a directory. i only need files no need directories. given a folder, i want to write a program that gets all the files in it. its part of a much bigger program. appreciate any help. many …

how do i concatenate a an array. This is the code. [code] char data [128]; char c, s, l; char *cmd_array [128]; count = 0; char * pch_W; pch_W = strtok ( inbuf, " " ); while ( pch_W != NULL ) { cmd_array_W [ count ] = pch_W; pch_W …

Hi my name's Bahadir. I am from Turkey. I'm computer engineering student at first year. We learn C this term and our instructors do force a lot to learn C (by homeworks and exams :) ) I found this website by searching for a solution of a problem like most …

I want to write an x86 AT&T assembly function that compare a char-array one caracter at a time. If two characters at the same index are unequal it's suposed to return -1, else return 1. I'm going to call this function in a C code. So the function-call would look …

Hello, I'm a business analyst recently looking to start a masters in comp sci. Currently taking the pre-reqs. C now, C++ and data structures this summer. -Steve

Hello everybody, I am using both c and assembly (assembly is with nasm and op:Linux) in C: [CODE]typedef struct linkednode *linkednode_ptr; typedef struct linkednode{ int freq; char symbol; linkednode_ptr node; }; linkednode_ptr get_linkednode(char symbol, int freq) { linkednode_ptr r = (linkednode_ptr)malloc(sizeof(struct linkednode)); r->node=NULL; r->symbol=symbol; r->freq=freq; return r; }[/CODE] in c, …

Hi I want to write a program which reads a hexadecimal number and returns an decimal number. I wrote that code(inspired by some code pieces from web): [CODE]#include <stdio.h> int main() { int hexa; scanf("%x", &hexa); printf("%d", hexa); return 0; } [/CODE] but it does't give the answer I want …

I am getting the above error when trying to compile.. main.cpp [code=cplusplus] #include <windows.h> #include <string> #include "resource.h" #define GETITEM(item) GetDlgItem(hWndDlg, item) static bool keeprunning = true; static bool keeprunning1 = true; static bool keeprunning2 = true; static void run(); static void breakrun(); static void lunchrun(); static void end(); static …

Hello everyone, I'm working on a small assignment where I am supposed to write the code for the itoa function [icode]char* itoa(int Value, int Base);[/icode] without using any built-in functions, and where the returned value is allocated on behalf of the caller. Value being the integer to convert, and base …

[code=c]printf("reading input image ... \n"); /*unidata.image = (image_ptr*)read_pnm(argv[1], &(unidata.rows), &(unidata.cols), &type); */ printf("hello.jpg"); printf("image read successfully \n"); printf("rows=%d, cols=%d, type=%d \n", unidata.rows, unidata.cols, type); /* error here*/ printf("well"); [/code] the errors are coming between the two final printf statements. when the read_pnm() is left uncommented it is a segmentation fault, …

Hi friends Please help me with suitable code snippets to simulate a 2-server queue in C.

Hello, I am currently working on a program which will take a set of strings from a data file and store them into an array called word. So far my code has compiled correctly however I just added in malloc and it just doesn't like me. I need to malloc …

Hi friends I have an problem in C with simulation of Inventory problem. Help me with suitable code...

Hi i have a program that outputs a bunch of hexadecimal numbers. Here is a example: 18 3048 ffff8007 The thing is i want all the outputs to be 8 digits long, so i want the out put to be something like: 00000018 00003048 ffff8007 so yea basically i just …

hi guys im working on making a program where u get given a machine code. The first 6 bits are the opcode, the next 5 bits is the source register, the next 5 bits is destination register and the last 16bits is the immediate. What we have to do is …

how do I get the maximum, minimum and the average of an array? this may be different but how do I get to stop inputting number in an array. for example if the array is 20 and i only need 10 of them. i think its something about EOF but …

hey, im having a problem getting file stored into linkedlists. the program crushes when start reading. [B]these are the structs:[/B] [code=c]typedef struct category { char categoryID[5]; char categoryName[25]; char fareType; char categoryDescription[250]; unsigned numItems; ItemTypePtr headItem; //ptr to item struct CategoryTypePtr nextCategory; } CategoryType; typedef struct item { char itemID[5]; …

I have been working on my final project that i am going to do a simple soccer game. Not graphical. I will ask the user to choose or create a team. Teams are saved in the same file as the code as text files. where i am stuck is, i …

Following is my client code....I am receiving data of equal size of JPG file... so if anyone can help me out with reading buffer properly and writing it in to jpg file at client side ================================================ do { memset(buffer,0x0,BUFFER_SIZE); // init line rc = read(sd, buffer, BUFFER_SIZE); if( rc > …

I am trying to write a program for my school assignment, but this programming thing is extremely hard, so I am looking some help in getting it done. The program i am writing is a basic grading system, where it should show the students class, and grade, and also calculate …

Hi, I am expected to use sscanf function in a program, but I couldn't understand how it works. Can you explain it with an easy example? Thanks -- newbiecoder

Hi, I've written a program that reads object information from an ASCII file (exported from 3dsmax) so that an object/objects can be reproduced in OpenGL. It works fine at the minute and can read multiple objects from a single file but what I want to be able to do is …

I'm looking for some help resolving the following warning... warning: format ‘%c’ expects type ‘char*’, but argument 6 has type ‘char (*)[128]’ [code] char data [ BLOCK_SIZE ]; sscanf ( inBuf, "%c %c %c %c", &mode, &c, &s, &data ); [/code] essentially what happens is inBuf is a 'string' and …

I am new to Win32 API and am having trouble setting up the menu. Here is what I have at the moment (my new way of doing the main.cpp code is from another member) but I cannot understand where to put in the function call for the menu.. main.cpp [code] …

Dear all, I have read a lot topics about reading binary files but I didn't find something about my problem. How possible is it to read a binary file that you don't know the file format? I am sure that there are at least chars and float numbers. Thanks a …

how to use [code] tags? specifically, how do i type the opening and closing code tags in my post, as an example, without causing the code tags to activate? like this: [quote] HEY NOOB! USE CODE TAGS, AIGHT??? [B]<code=c>[/B] int main(void) { // your noob code here return 0; } …

Hello, I need a little help for word multiplication, according to my notes, to multiply a word, we should put the multiplicand in AX, the multiplier in a register or memory variable and the result should appears in AX(low) and DX(high). The problem is how to get the product ? …

Hello! I'm trying to swap some characters in this form, in Linux+NASM: abc -> cab -> bca -> abc I tried the following method [code] section .data string: db 'abc',10 strlen: equ $-string section .text global _start _start: mov ebx,1 add ebx,string mov string, [ebx] [/code] But it gives me …

Hello again, got myself stuck again with my lack of time between coding c. Gotten myself lost with pointers this time i'm pretty sure. Declaration in header file [code=c] extern DiskRequest proc_new_disk_request(int procnum, int sectornum, ReadOrWrite rw); [/code] Where i'm calling it from and some code around it to make …

If you look at the end, i try to store some values in a few arrays. When i try to print these out, I receive complete junk. any thoughts? [CODE=C++] #include <stdio.h> #include <stdlib.h> #include <string.h> #include <time.h> #define MAX 122 #define MIN 48 char GetRand(); void RC4(char *realpw, char …

I'm trying to create a cipher that eventually will read an entire .dat file then re-write it encrypted and as of now I am using code blocks. Right now I’m just working on being able to do it one word at a time, but I get a really big error …

Hello! So, I have a problem with the following code... I'd like to know, why the variables pid and ppid are not initialized? Inside the if scope, if I print them out, they are initialized to getpid() and getppid() value, but when I want to print them out in else …

Hi all. Could anyone please put comments on each command that Ancient Dragon posted? It's just to be sure what each of them means. I'm having trouble compiling this (it's not what Ancient Dragon wrote!!): [code=c++] //blabla char OutFile[100]; FILE* fp; sprintf(OutFile,"wind%d", date); fp = fopen(OutFile,"w"); OutFile << "Longitude\tLatitude\tDirection\tVelocity\n";//here appears …

I am using GetWindowText to take user entered data, then seperate it out into variables, then finally use the one variable I need. .The only problem is that when debugging, I am seeing 2:00 pm listed as "2:00 pm", '\0' <repeats 17 times> it should just be 2:00 pm or …

Hello, It's been ages since i've coded in c and i'm assuming im having a problem with the syntax. I am sure this is stupid and very in my face but i cant seem to work out my errors at compile time. disk.c: In function `update_rw_requests': disk.c:531: error: `rw' undeclared …

I've got some of my project finished. This is supposed to 1) check to see if each word in the input file is a palindrome using stacks 2) If the word is a palindrome, write the word to a separate output filr. 3) Count the number of words read and …

Hi all, i have a problem which is i want to call function in different .cpp file.i create .h file. in main function, i include xxx.h as header file.in xxx.h i list down all the functios inside the file with extern.than in xxx.cpp i declare variable like dis e.g extern …

If you run this code, you will see that the first two lists values do not show up. I'm pretty sure this is because I am trying to print chars as numbers. I'm just wondering how to do this. Thank you. [CODE=C++] #include <stdio.h> #include <stdlib.h> #include <string.h> #include <time.h> …

So I've got a program that takes an encrypted file and essentially decrypts it. I am now trying to modify this file. During the encrypting process, the words were scrambled by position. The location of each word is marked with a position value. I decrypted the original text, so now …

I want to use a PIC16F877A (I have a boot loader on it) to control the speed of an electric motor. I also want to use the PIC for a few other things not related to this problem so I want to program it in assembly for better programming control …