First commit

This commit is contained in:
Alexander Junk 2015-07-13 16:49:36 +02:00
commit 995fd9b815
10 changed files with 484 additions and 0 deletions

258
beerbox.c Normal file
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "beerbox.h"
#include <SPI.h>
#include <SD.h>
//Beware! Only valid inside the function it has been set in!
char tmp_filename[FILE_NAME_LEN + FILE_EXTENSION_LEN + 2];
Beerbox* read_beerbox(Beerbox *box){
FILE *read = NULL;
int num_read = 0;
int index;
char tmp[(DRINK_NAME_MAX_LENGTH + 1) * NUM_OF_DRINKS];
int i = 0;
read = SD.open("beerbox.config", FILE_READ);
if(read == NULL){
perror("error while reading!\n");
printf("ABORT!\n\n");
exit(-1);
}
for(i = 0 ; i < NUM_OF_DRINKS ; i++){
read_line_from_file(read, tmp, sizeof(tmp));
if(strlen(tmp)){
sscanf(tmp, " drink number %d: %s",&index,box->drinks[i].name);
read_line_from_file(read, tmp, sizeof(tmp));
sscanf(tmp, " %*s %d ",&box->drinks[i].price);
read_line_from_file(read, tmp, sizeof(tmp));
sscanf(tmp, " %*s %d",&box->drinks[i].quantity);
}else{
strcpy(box->drinks[i].name, "slot empty");
box->drinks[i].price = -1;
box->drinks[i].quantity = -1;
}
}
printf("%d drinks read!\n\n", i);
for(i = 0; (i < NUM_OF_DRINKS)&&(box->drinks[i].price != -1); i++){
printf("drink number %d: %s\nprice: %d\nquantity: %d\n\n",i+1,box->drinks[i].name,box->drinks[i].price,box->drinks[i].quantity);
}
if(i < NUM_OF_DRINKS)printf("Slots %d - %d are not in use!\n", i+1, NUM_OF_DRINKS);
fclose(read);
return box;
}
Person read_person(Beerbox *box, char *filename){
Person aperson;
FILE *read = NULL;
int num_read = 0;
int index;
int tmp_int = 0;
char tmp[(DRINK_NAME_MAX_LENGTH + 1) * NUM_OF_DRINKS];
char tmp_drink_name[DRINK_NAME_MAX_LENGTH + 1];
int i = 0;
int j = 0;
memset(tmp_filename, 0, sizeof(tmp_filename));
strcat(tmp_filename, filename);
strcat(tmp_filename, ".");
strcat(tmp_filename, FILE_EXTENSION);
read = fopen(tmp_filename, "r");
if(read == NULL){
perror("error while reading!\n");
printf("ABORT!\n\n");
exit(-1);
}
strcpy(aperson.file_name, filename);
for(i = 0; i < NUM_OF_DRINKS; i++){
aperson.drinks_taken[i] = -1;
}
read_line_from_file(read, tmp, sizeof(tmp));
strcpy(aperson.name, tmp);
read_line_from_file(read, tmp, sizeof(tmp));
sscanf(tmp, " %*s %d", &aperson.rfid_uuid);
read_line_from_file(read, tmp, sizeof(tmp));
sscanf(tmp, " %*s %d", &aperson.finger_uuid);
j = 0;
while(read_line_from_file(read, tmp, sizeof(tmp)), strlen(tmp) > 0){
i = 0;
sscanf(tmp, " %*s %s", tmp_drink_name);
for(i = 0;(i < NUM_OF_DRINKS)&&(strcmp(box->drinks[i].name, tmp_drink_name)); i++){
//printf("It´s not drink No %d: %s\n", i+1, box->drinks[i].name );
}
if(i == NUM_OF_DRINKS){
//Is it in?
//printf("Drink \"%s\" does not exist in box!\n", tmp_drink_name);
}else{
read_line_from_file(read, tmp, sizeof(tmp));
sscanf(tmp, " %*s %d", &aperson.drinks_taken[i]);
//printf(">>Quantity: %d\n", aperson.drinks_taken[i].quantity);
read_line_from_file(read, tmp, sizeof(tmp));
//printf(">>Total: %d\n\n", aperson.drinks_taken[i].total);
}
}
print_person(box, &aperson);
update_pers_file(box, &aperson);
fclose(read);
return aperson;
}
void print_person(Beerbox *box, Person *aperson){
int i = 0;
memset(tmp_filename, 0, sizeof(tmp_filename));
strcat(tmp_filename, aperson->file_name);
strcat(tmp_filename, ".");
strcat(tmp_filename, FILE_EXTENSION);
printf("\nPerson is called \"%s\" and has the filename \"%s\".\n", aperson->name, tmp_filename);
printf("rfid_uuid: %d\n", aperson->rfid_uuid);
printf("finger_uuid: %d\n", aperson->finger_uuid);
for(i = 0; i < NUM_OF_DRINKS; i++){
if(aperson->drinks_taken[i] != -1){
printf("\nDrink: %s\n", box->drinks[i].name);
printf("Consumed: %d\n", aperson->drinks_taken[i]);
printf("Total: %d.%02d Euro\n", aperson->drinks_taken[i]*box->drinks[i].price/100, (aperson->drinks_taken[i]*box->drinks[i].price)%100);
}
}
}
int update_pers_file(Beerbox *box, Person *aperson){
FILE *write = NULL;
char *tmp = NULL;
//write = fopen()
int i = 0;
memset(tmp_filename, 0, sizeof(tmp_filename));
strcat(tmp_filename, aperson->file_name);
strcat(tmp_filename, ".");
strcat(tmp_filename, FILE_EXTENSION);
write = fopen(tmp_filename, "w");
if(write == NULL){
perror("error while reading!\n");
printf("ABORT!\n\n");
exit(-1);
}
fprintf(write, "%s\n", aperson->name);
fprintf(write, "rfid_uuid: %d\n", aperson->rfid_uuid);
fprintf(write, "finger_uuid: %d\n", aperson->finger_uuid);
for(i = 0; i < NUM_OF_DRINKS; i++){
if(aperson->drinks_taken[i] != -1){
fprintf(write, "\nDrink: %s\n", box->drinks[i].name);
fprintf(write, "Consumed: %d\n", aperson->drinks_taken[i]);
fprintf(write, "Total: %d\n\n", aperson->drinks_taken[i]*box->drinks[i].price);
}
}
fclose(write);
return 0;
}
char* read_from_file_until(FILE *stream, char *str, int max_len, char until){
int i = 0;
int tmp_int = 0;
memset(str, 0, max_len);
for(i = 0; (tmp_int != until)&&(i < (max_len-1))&&(tmp_int != EOF); i++){
tmp_int = fgetc(stream);
//printf("%c", tmp_int);
str[i] = tmp_int;
}
if(tmp_int == EOF){
//May occur more often as the function tries to read a certain number of drinks.
//printf("END OF FILE REACHED!\nABORT!!\n\n");
str[0] = 0;
return str;
}
if(str[0] != '\n')str[i-1] = 0;
return str;
}
char *read_line_from_file(FILE *stream, char *str, int max_len){
do{
str = read_from_file_until(stream, str, max_len, '\n');
}while((str[0] == '\n'));
return str;
}

19
beerbox.config Normal file
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drink number 1: Beer
price: 250
quantity: 100
drink number 2: Fanta
price: 120
quantity: 49
drink number 3: Schartnerbombe
price: 184
quantity: 87
drink number 4: Cola
price: 130
quantity: 13
drink number 5: Apfelspritzer
price: 100
quantity: 120

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beerbox.h Normal file
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#ifndef BEERBOX_IS_INCLUDED
#define BEERBOX_IS_INCLUDED
#define NUM_OF_PEOPLE 25
#define NUM_OF_DRINKS 10
#define DRINK_NAME_MAX_LENGTH 13
#define FILE_NAME_LEN 4
#define FILE_EXTENSION_LEN 4
#define FILE_EXTENSION "pers"
#define NAME_LEN 10
extern int __drinks_taken;
extern int __drinks_put_in;
//Beware! Only valid inside the function it has been set in!
extern char tmp_filename[];
typedef struct{
/*Drink spevifier*/
char name[DRINK_NAME_MAX_LENGTH + 1];
/*Value in cents*/
int price;
/*available quantity*/
int quantity;
}Drink;
typedef struct{
Drink drinks[NUM_OF_DRINKS];
}Beerbox;
typedef struct{
char file_name[FILE_NAME_LEN + 1];
char name[NAME_LEN + 1];
int rfid_uuid;
int finger_uuid;
int drinks_taken[NUM_OF_DRINKS];
}Person;
Beerbox* read_beerbox(Beerbox *box);
Beerbox* add_drink(Beerbox *box);
Person read_person(Beerbox *box, char *filename);
void print_person(Beerbox *box, Person *aperson);
char* read_line_from_file(FILE *stream, char *str, int max_len);
char* read_from_file_until(FILE *stream, char *str, int max_len, char until);
int update_pers_file(Beerbox *box, Person *aperson);
#endif

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beerbox.ino Normal file
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#include <SPI.h>
#include <SD.h>
File myFile;
const int chipSelect = 53;
void setup() {
Serial.begin(115200);
Serial.begin(9600);
while (!Serial) {
; // wait for serial port to connect. Needed for Leonardo only
}
Serial.print("Initializing SD card...");
// On the Ethernet Shield, CS is pin 4. It's set as an output by default.
// Note that even if it's not used as the CS pin, the hardware SS pin
// (10 on most Arduino boards, 53 on the Mega) must be left as an output
// or the SD library functions will not work.
pinMode(SS, OUTPUT);
if (!SD.begin(chipSelect)) {
Serial.println("initialization failed!");
return;
}
Serial.println("initialization done.");
check_for_file("p001", "per");
}
void loop() {
}//end loop
void check_for_file(String filename, String extension){
String str = filename + '.' + extension;
char* buf = NULL;
str.toCharArray(buf, str.length() + 1);
if (SD.exists("p001.per")) {
Serial.println(str + " exists.");
}
else {
Serial.println(str + " doesn't exist.");
}
}

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main.c Normal file
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//#include <stdio.h>
//#include <stdlib.h>
//#include "beerbox.h"
//
//
//
//
//
//int main()
//{
//
// Beerbox *box = calloc(1, sizeof(Beerbox));
//
//
//
// box = read_beerbox(box);
// read_person(box, "p001");
// read_person(box, "p002");
//
//
// return 0;
//}

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makefile Normal file
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CFLAGS=
PNAME=prog
CHECKPRUN=java -jar checkproject.jar
DRCHECKPRUN=java -Dcheckmem=yes -jar checkproject.jar
FETCH=curl -O "https://inf-swe-jenkins.technikum-wien.at/job/SYS-BMR-PAD-checkproject/lastSuccessfulBuild/artifact/deploy/{checkproject.jar,checkproject.sh,properties.txt}" --progress-bar
FETCHMEM=curl -L -O https://bintray.com/artifact/download/bruening/DrMemory/DrMemory-MacOS-1.8.1-0.tar.gz --progress-bar
LINE=\n-----------------------------------------------\n
all: clean
gcc $(CFLAGS) *.c -o $(PNAME)
clean:
rm -rf *o $(PNAME) $(PNAME).*
run: all
clear
./prog
debug: all
lldb ./$(PNAME)
gdebug: all
lldb -s gui ./(PNAME)
check: getcheck all
$(CHECKPRUN)
drcheck: getcheck getdrmem all
$(DRCHECKPRUN)
getcheck:
@test -s ./checkproject.jar || (echo "\033[31m$(LINE)checkproject seems to be missing!\nFetching NOW!\033[0m";$(FETCH);echo "\033[31mmodding properties.txt\033[0m";sed -i '' -e 's/# exec=/exec=prog/' properties.txt;sed -i '' -e 's/checkmem=no/#checkmem=yes/' properties.txt;sed -i '' -e 's/# drMemoryPath=/drMemoryPath=..\/..\/drmemory/' properties.txt;echo "\033[34mDONE$(LINE)\033[0m")
getdrmem:
@test -d ../../drmemory || (echo "\033[31m$(LINE)DRMemory seems to be missing!\nFetching NOW!\033[0m";$(FETCHMEM);echo "\033[31m$ Extracting package\033[0m";tar -zxf DrMemory-MacOS-1.8.1-0.tar.gz ;echo "\033[34m$(LINE)Deleting image!\033[0m";echo "\033[34m$(LINE)Moving extracted Folder!\033[0m";mv DrMemory-MacOS-1.8.1-0 drmemory;mv drmemory ../../;echo "\033[34mDONE$(LINE)\033[0m")

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p001.pers Normal file
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Alex
rfid_uuid: 123456789
finger_uuid: 987654321
Drink: Beer
Consumed: 6
Total: 1500
Drink: Schartnerbombe
Consumed: 6
Total: 1104

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p002.pers Normal file
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Lukas
rfid_uuid: 123456789
finger_uuid: 987654321
Drink: Beer
Consumed: 6
Total: 1500
Drink: Fanta
Consumed: 6
Total: 720
Drink: Schartnerbombe
Consumed: 6
Total: 1104
Drink: Cola
Consumed: 6
Total: 780

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prog Executable file

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prog2 Executable file

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