From 90715d7210ae1d13c69f55790cd083937b29102e Mon Sep 17 00:00:00 2001
From: Giovanni Di Grezia <xgiovio@gmail.com>
Date: Mon, 17 Mar 2014 16:39:48 +0100
Subject: [PATCH] Reti costruito secondo esercizio sulle architetture big e
 little endian

---
 .DS_Store                                | Bin 6148 -> 6148 bytes
 1_funzioni/readme                        |   3 +
 2.little_big_endian/check_architecture   | Bin 0 -> 8604 bytes
 2.little_big_endian/check_architecture.c |  67 +++++++++++++++++++++++
 2.little_big_endian/my_architecture      | Bin 0 -> 8456 bytes
 2.little_big_endian/my_architecture.c    |  21 +++++++
 2.little_big_endian/readme.txt           |   3 +
 2.little_big_endian/utility_check_size   | Bin 0 -> 8516 bytes
 2.little_big_endian/utility_check_size.c |  10 ++++
 da_vedere                                |  13 +++++
 test/test                                | Bin 0 -> 8724 bytes
 test/test.c                              |  13 +++++
 12 files changed, 130 insertions(+)
 create mode 100644 1_funzioni/readme
 create mode 100755 2.little_big_endian/check_architecture
 create mode 100644 2.little_big_endian/check_architecture.c
 create mode 100755 2.little_big_endian/my_architecture
 create mode 100644 2.little_big_endian/my_architecture.c
 create mode 100644 2.little_big_endian/readme.txt
 create mode 100755 2.little_big_endian/utility_check_size
 create mode 100644 2.little_big_endian/utility_check_size.c
 create mode 100644 da_vedere
 create mode 100755 test/test
 create mode 100644 test/test.c

diff --git a/.DS_Store b/.DS_Store
index e0d8cdad1d1080cc36250048b659a486ef16ba44..f2f8171cb887fa885ef9245370aeb306f2b60120 100644
GIT binary patch
delta 104
zcmZoMXfc=|&e%S&P;8=}A|unp0PD#HA}ka86%B+Lj2QG7au_lhN`NqjA(bJXAqmJ!
z2hynwc?>B)b|OPwT1s(pQht68<Hn8Z?3>v+1UMMmH*WmSJeglamyuz!qsU?Ai480O
DdtMv8

delta 57
zcmZoMXfc=|&e%4wP;8=}A|vC(0Ba!8qq6a-68pptrkmM01UMMmHa`5$Jeglamz9x$
Mf#JYrTam-e01yTd#Q*>R

diff --git a/1_funzioni/readme b/1_funzioni/readme
new file mode 100644
index 0000000..7e1f310
--- /dev/null
+++ b/1_funzioni/readme
@@ -0,0 +1,3 @@
+esegui calcola aggiungendo due numeri 
+
+calcola 1 4
diff --git a/2.little_big_endian/check_architecture b/2.little_big_endian/check_architecture
new file mode 100755
index 0000000000000000000000000000000000000000..34edced976987504b748bdbce4d197b167e6ed43
GIT binary patch
literal 8604
zcmeHMUuauZ96onzT(`ALHimTghr404Zn)L4Nd>3v=$*GL)w;DX1UaV3Z4=0!n%uBV
zD6Gt~WwBd*^Fd(`dlCjBJ`9o7)!~K;77c=0#@J92P}qYHv*_yg-9PP3+HJ3UxIZ}e
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RKaaY$Y>R@qQZ3V4{13vg@BRP)

literal 0
HcmV?d00001

diff --git a/2.little_big_endian/check_architecture.c b/2.little_big_endian/check_architecture.c
new file mode 100644
index 0000000..2b23f43
--- /dev/null
+++ b/2.little_big_endian/check_architecture.c
@@ -0,0 +1,67 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+typedef union  {
+     short data_short;
+     char data_char[2];
+
+} input_data;
+
+
+
+
+int main (int index, char** data){
+     
+     
+     
+
+	if (index >2 || index == 1){
+		fprintf(stdout,"More or less arguments expected\n");
+		exit(-1);
+	}else{
+		if ( *((*(data+1))+1) != 0 && *((*(data+1))+2) != 0 && *((*(data+1))+3) != 0 && *((*(data+1))+4) == 0){
+                        input_data data_union;
+                        input_data data_union_inverted;
+			for (int i = 0;i<4;i++){
+				if( ((*((*(data+1))+i) >= 48) &&  (*((*(data+1))+i) <=57) ) || ((*((*(data+1))+i) >= 97) &&  (*((*(data+1))+i) <=102) )){
+                                     continue;
+                                   }else{
+                                        fprintf(stdout,"Bad Formatted\n");
+                                        exit(-2);
+                                   }	
+				
+			}
+                        char buf[3];
+                        for (int i = 0;i<2;i++){
+				buf[0]= *((*(data+1))+(i*2));
+                                buf[1]= *((*(data+1))+(i*2)+1);
+                                buf[2]= 0;
+                                
+                                sscanf (buf,"%hx",(short *)&(data_union.data_char[i]));
+                                data_union_inverted.data_char[1-i] = data_union.data_char[i] ;
+                                
+				
+			}
+
+
+                        for (int i = 0;i<2;i++){
+                         fprintf(stdout,"0x%02x\n",data_union.data_char[i]);
+                        }
+                        
+                        fprintf(stdout,"Big Endian %d\n",data_union.data_short);
+                        fprintf(stdout,"Little Endian %d\n",data_union_inverted.data_short);
+                        
+                        
+
+
+		}else{
+			fprintf(stdout,"Bad Input Lenght\n");
+		}
+	
+	}	
+
+
+
+
+return 0;
+}
diff --git a/2.little_big_endian/my_architecture b/2.little_big_endian/my_architecture
new file mode 100755
index 0000000000000000000000000000000000000000..bff858dbaec30298a9c2873a361aafdf4dcfe8c0
GIT binary patch
literal 8456
zcmeHMO=uHA6rOF>##&4YBK{R(wNe$@9y}DJ(3CE2Y0>@(MU*jVH_c+QEt?HZ1)-(%
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TOgFuoYvWFB-aIzVl;ZvXG+y_z

literal 0
HcmV?d00001

diff --git a/2.little_big_endian/my_architecture.c b/2.little_big_endian/my_architecture.c
new file mode 100644
index 0000000..603d8f5
--- /dev/null
+++ b/2.little_big_endian/my_architecture.c
@@ -0,0 +1,21 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+
+int main (int index, char** in_data){
+     
+     short data = 0x0102;
+     char* datacp = (char*)&data;
+     if (*datacp == 0x01 && *(datacp+1)==0x02){
+          printf("Big Endian\n");
+     }else{
+          if(*datacp == 0x02 && *(datacp+1)==0x01){
+               printf("Little Endian\n");    
+          }else{
+               printf("Unknow\n");
+          }
+     }
+     
+     
+     return 0;
+}
\ No newline at end of file
diff --git a/2.little_big_endian/readme.txt b/2.little_big_endian/readme.txt
new file mode 100644
index 0000000..e27e163
--- /dev/null
+++ b/2.little_big_endian/readme.txt
@@ -0,0 +1,3 @@
+utility_check _size mostra la grandezza in byte dei divers tipi di dato
+check_architecture legge come parametro da lien di comando 4 cifre esadecimali e ne restituisce il valore in little e big endian
+my_architecture mostra l'archiettura corrente
\ No newline at end of file
diff --git a/2.little_big_endian/utility_check_size b/2.little_big_endian/utility_check_size
new file mode 100755
index 0000000000000000000000000000000000000000..ded1fc08587c1d87aec3805a4fb9cc22e78b4f2d
GIT binary patch
literal 8516
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XA#B{@uFY2l`D$u(m$^m}aMJz*&X^EO

literal 0
HcmV?d00001

diff --git a/2.little_big_endian/utility_check_size.c b/2.little_big_endian/utility_check_size.c
new file mode 100644
index 0000000..45cb0cf
--- /dev/null
+++ b/2.little_big_endian/utility_check_size.c
@@ -0,0 +1,10 @@
+#include <stdio.h>
+
+int main (int size, char** data){
+fprintf (stdout, "Char: %lu byte\n",sizeof(char));
+fprintf (stdout, "Short: %lu byte\n",sizeof(short));
+fprintf (stdout, "Int: %lu byte\n",sizeof(int));
+fprintf (stdout, "Long: %lu byte\n",sizeof(long));
+return 0;
+
+}
diff --git a/da_vedere b/da_vedere
new file mode 100644
index 0000000..c40d1d3
--- /dev/null
+++ b/da_vedere
@@ -0,0 +1,13 @@
+nel make file
+@echo compilazione di $< in $@
+
+FLAG1= -c
+
+FLAG2 = -o
+
+
+
+clear:
+	rm -f -- per esempio
+
+vedi union, esercizi stringa, file, little e bigendian, dati esadecimali.
diff --git a/test/test b/test/test
new file mode 100755
index 0000000000000000000000000000000000000000..ea2045591641cce6c482edf793002ecf80cae61c
GIT binary patch
literal 8724
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sqZ=d_b$&QJ9!HjWvkpq@FtA!$+ku|m`spscbiI~dxDE9K-8Ze{zY@wh`Tzg`

literal 0
HcmV?d00001

diff --git a/test/test.c b/test/test.c
new file mode 100644
index 0000000..a79ae0a
--- /dev/null
+++ b/test/test.c
@@ -0,0 +1,13 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+
+int main (int index, char** in_data){
+     
+     char buf[50];
+     fscanf(stdin,"%10[^\n]",buf);
+     fprintf(stdout,"%s",buf);
+     
+     
+     return 0;
+}
\ No newline at end of file