Data update

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Ingy döt Net 2024-10-16 18:07:41 -07:00
parent 81fd053722
commit 52a6ef48dd
10248 changed files with 63654 additions and 6775 deletions

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/* ARM assembly AARCH64 Raspberry PI 3B */
/* program vignere64.s */
/*******************************************/
/* Constantes */
/*******************************************/
/* for this file see task include a file in language AArch64 assembly*/
.include "../includeConstantesARM64.inc"
.equ BUFFERSIZE, 2000
/*******************************************/
/* Macros */
/*******************************************/
//.include "../../ficmacros64.inc" // for developer debugging
/*******************************************/
/* Initialized data */
/*******************************************/
.data
szMessDebutPgm: .asciz "Program 64 bits start. \n"
szCarriageReturn: .asciz "\n"
szMessFinOK: .asciz "Program normal end. \n"
szMessError: .asciz "\nError Buffer too small!!!\n"
szMessString: .asciz "String :\n"
szMessEncrip: .asciz "\nEncrypted :\n"
szMessDecrip: .asciz "\nDecrypted :\n"
szString1: .asciz "ABCDEFGHIJKLMNOPQRSTUVWXYZ!.?abcdefghijklmnopqrstuvwxyz"
//szString1: .asciz "attackatdawn"
//szString1: .asciz "ATTACKATDAWN"
szKey1: .asciz "LEMON"
/*******************************************/
/* UnInitialized data */
/*******************************************/
.bss
sBuffex1: .skip BUFFERSIZE
sBuffex2: .skip BUFFERSIZE
/*******************************************/
/* code section */
/*******************************************/
.text
.global main
main:
ldr x0,qAdrszMessDebutPgm
bl affichageMess
ldr x0,qAdrszMessString // display message
bl affichageMess
ldr x0,qAdrszString1 // display string
bl affichageMess
ldr x0,qAdrszString1 // string address
ldr x1,qAdrszKey1 // key
ldr x2,qAdrsBuffex1 // encrypted buffer
bl encrypt
cmp x0,#0
ble 99f
ldr x0,qAdrszMessEncrip
bl affichageMess
ldr x0,qAdrsBuffex1 // display encrypted buffer
bl affichageMess
ldr x0,qAdrsBuffex1 // encrypted buffer
ldr x1,qAdrszKey1 // key
ldr x2,qAdrsBuffex2 // decrypted buffer
bl decrypt
ldr x0,qAdrszMessDecrip
bl affichageMess
ldr x0,qAdrsBuffex2 // display decrypted buffer
bl affichageMess
ldr x0,qAdrszCarriageReturn
bl affichageMess
ldr x0,qAdrszMessFinOK
bl affichageMess
b 100f
99:
ldr x0,qAdrszMessError // error
bl affichageMess
mov x0, #1
100: // standard end of the program
mov x0, #0 // return code
mov x8,EXIT
svc 0 // perform system call
qAdrszMessString: .quad szMessString
qAdrszMessDecrip: .quad szMessDecrip
qAdrszMessEncrip: .quad szMessEncrip
qAdrszString1: .quad szString1
qAdrsBuffex1: .quad sBuffex1
qAdrsBuffex2: .quad sBuffex2
qAdrszKey1: .quad szKey1
qAdrszMessDebutPgm: .quad szMessDebutPgm
qAdrszMessFinOK: .quad szMessFinOK
qAdrszCarriageReturn: .quad szCarriageReturn
qAdrszMessError: .quad szMessError
/******************************************************************/
/* encrypt strings */
/******************************************************************/
/* x0 contains the address of the string1 */
/* x1 contains key address
/* x2 contains the address of the encrypted string */
/* x0 return buffer lenght */
encrypt:
stp x3,lr,[sp,-16]! // save registers
stp x4,x5,[sp,-16]! // save registers
stp x6,x7,[sp,-16]! // save registers
stp x8,x9,[sp,-16]! // save registers
mov x3,#0 // counter byte string 1
mov x5,#0 // counter byte buffer
1:
mov x4,#0 // counter byte key
2:
cmp x5,#BUFFERSIZE // max length buffer ?
bge 99f
ldrb w6,[x1,x4] // load a byte
cmp x6,#0 // end key ?
beq 1b
sub x6,x6,#'A' // character rang in alfabet
add x4,x4,#1
3:
ldrb w7,[x0,x3] // load byte string 1
cmp w7,#0 // zero final ?
bne 4f
strb w7,[x2,x5]
mov x0,x5
b 100f
4:
cmp x7,#65 // < A ?
cinc x3,x3,lt
blt 3b
cmp x7,#90 // > Z
bgt 5f
add x7,x7,x6 // add key
sub x8,x7,26
cmp x7,#90 // > Z
csel x7,x8,x7,gt
strb w7,[x2,x5] // store result
add x5,x5,#1
add x3,x3,#1 // other byte of string
b 2b // other byte of key
5:
cmp x7,#97 // < a ?
cinc x3,x3,lt
blt 3b
cmp x7,#122 //> z
cinc x3,x3,gt
bgt 3b
sub x7,x7,#32 // convert minuscul to majuscule
add x7,x7,x6 // add key
cmp x7,#90 // if > Z
ble 6f
sub x7,x7,#26 // - alphaget size
6:
strb w7,[x2,x5] // store result
add x5,x5,#1
add x3,x3,#1
b 2b
99:
mov x0,#-1 // error
100:
ldp x8,x9,[sp],16 // restaur registers
ldp x6,x7,[sp],16 // restaur registers
ldp x4,x5,[sp],16 // restaur registers
ldp x3,lr,[sp],16 // restaur registers
ret
/******************************************************************/
/* decrypt strings */
/******************************************************************/
/* x0 contains the address of the encrypted string1 */
/* x1 contains the key */
/* x2 contains the address of the decrypted buffer */
decrypt:
stp x3,lr,[sp,-16]! // save registers
stp x4,x5,[sp,-16]! // save registers
stp x6,x7,[sp,-16]! // save registers
stp x8,x9,[sp,-16]! // save registers
mov x3,#0 // counter byte string 1
mov x5,#0 // counter byte buffer
1:
mov x4,#0 // counter byte key
2:
ldrb w6,[x1,x4] // load byte key
cmp w6,#0 // end key
beq 1b
sub x6,x6,#'A'
add x4,x4,#1
3:
ldrb w7,[x0,x3] // load byte string 1
cmp x7,#0 // zero final ?
bne 4f
strb w7,[x2,x5]
mov x0,x5
b 100f
4:
cmp x7,#65 // < A ?
cinc x3,x3,lt
blt 3b
cmp x7,#90 // > Z
cinc x3,x3,gt // no minuscul
bgt 3b
sub x7,x7,x6 // add key
add x8,x7,26
cmp x7,#65 // < A
csel x7,x8,x7,lt
strb w7,[x2,x5]
add x5,x5,#1
add x3,x3,#1 // other byte of string
b 2b // other byte of key
100:
ldp x8,x9,[sp],16 // restaur registers
ldp x6,x7,[sp],16 // restaur registers
ldp x4,x5,[sp],16 // restaur registers
ldp x3,lr,[sp],16 // restaur registers
ret
/***************************************************/
/* ROUTINES INCLUDE */
/***************************************************/
/* for this file see task include a file in language AArch64 assembly*/
.include "../includeARM64.inc"

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/* ARM assembly Raspberry PI */
/* program vignere.s */
/* REMARK 1 : this program use routines in a include file
see task Include a file language arm assembly
for the routine affichageMess conversion10
see at end of this program the instruction include */
/*******************************************/
/* Constantes */
/*******************************************/
.include "../constantes.inc"
.equ BUFFERSIZE, 2000
/*******************************************/
/* Macros */
/*******************************************/
//.include "../../ficmacros32.inc" @ for developer debugging
/*******************************************/
/* Initialized data */
/*******************************************/
.data
szMessDebutPgm: .asciz "Program 32 bits start. \n"
szCarriageReturn: .asciz "\n"
szMessFinOK: .asciz "Program normal end. \n"
szMessError: .asciz "\nError Buffer too small!!!\n"
szMessString: .asciz "String :\n"
szMessEncrip: .asciz "\nEncrypted :\n"
szMessDecrip: .asciz "\nDecrypted :\n"
szString1: .asciz "ABCDEFGHIJKLMNOPQRSTUVWXYZ!.?abcdefghijklmnopqrstuvwxyz"
//szString1: .asciz "attackatdawn"
//szString1: .asciz "ATTACKATDAWN"
szKey1: .asciz "LEMON"
/*******************************************/
/* UnInitialized data */
/*******************************************/
.bss
sBuffer1: .skip BUFFERSIZE
sBuffer2: .skip BUFFERSIZE
/*******************************************/
/* code section */
/*******************************************/
.text
.global main
main:
ldr r0,iAdrszMessDebutPgm
bl affichageMess
ldr r0,iAdrszMessString @ display message
bl affichageMess
ldr r0,iAdrszString1 @ display string
bl affichageMess
ldr r0,iAdrszString1 @ string address
ldr r1,iAdrszKey1 @ key
ldr r2,iAdrsBuffer1 @ encrypted buffer
bl encrypt
cmp r0,#0
ble 99f
ldr r0,iAdrszMessEncrip
bl affichageMess
ldr r0,iAdrsBuffer1 @ display encrypted buffer
bl affichageMess
ldr r0,iAdrsBuffer1 @ encrypted buffer
ldr r1,iAdrszKey1 @ key
ldr r2,iAdrsBuffer2 @ decrypted buffer
bl decrypt
ldr r0,iAdrszMessDecrip
bl affichageMess
ldr r0,iAdrsBuffer2 @ display decrypted buffer
bl affichageMess
ldr r0,iAdrszCarriageReturn
bl affichageMess
ldr r0,iAdrszMessFinOK
bl affichageMess
b 100f
99:
ldr r0,iAdrszMessError @ error
bl affichageMess
mov r0, #1
100: @ standard end of the program
mov r0, #0 @ return code
mov r7, #EXIT @ request to exit program
svc 0 @ perform system call
iAdrszMessString: .int szMessString
iAdrszMessDecrip: .int szMessDecrip
iAdrszMessEncrip: .int szMessEncrip
iAdrszString1: .int szString1
iAdrsBuffer1: .int sBuffer1
iAdrsBuffer2: .int sBuffer2
iAdrszKey1: .int szKey1
iAdrszMessDebutPgm: .int szMessDebutPgm
iAdrszMessFinOK: .int szMessFinOK
iAdrszCarriageReturn: .int szCarriageReturn
iAdrszMessError: .int szMessError
/******************************************************************/
/* encrypt strings */
/******************************************************************/
/* r0 contains the address of the string1 */
/* r1 contains key address
/* r2 contains the address of the encrypted string */
/* r0 return buffer lenght */
encrypt:
push {r3-r7,lr} @ save registers
mov r3,#0 @ counter byte string 1
mov r5,#0 @ counter byte buffer
1:
mov r4,#0 @ counter byte key
2:
cmp r5,#BUFFERSIZE @ max length buffer ?
movge r0,#-1 @ error
bge 100f
ldrb r6,[r1,r4] @ load a byte
cmp r6,#0 @ end key ?
beq 1b
sub r6,r6,#'A' @ character rang in alfabet
add r4,r4,#1
3:
ldrb r7,[r0,r3] @ load byte string 1
cmp r7,#0 @ zero final ?
streqb r7,[r2,r5]
moveq r0,r5
beq 100f
cmp r7,#65 @ < A ?
addlt r3,#1
blt 3b
cmp r7,#90 @ > Z
bgt 4f
add r7,r6 @ add key
cmp r7,#90 @ > Z
subgt r7,#26 @ - alphaget size
strb r7,[r2,r5] @ store result
add r5,r5,#1
add r3,r3,#1 @ other byte of string
b 2b @ other byte of key
4:
cmp r7,#97 @ < a ?
addlt r3,#1
blt 3b
cmp r7,#122 @> z
addgt r3,#1
bgt 3b
sub r7,#32 @ convert minuscul to majuscule
add r7,r6 @ add key
cmp r7,#90 @ if > Z
subgt r7,#26 @ - alphaget size
strb r7,[r2,r5] @ store result
add r5,r5,#1
add r3,#1
b 2b
100:
pop {r3-r7,lr} @ restaur registers
bx lr @ return
/******************************************************************/
/* decrypt strings */
/******************************************************************/
/* r0 contains the address of the encrypted string1 */
/* r1 contains the key */
/* r2 contains the address of the decrypted buffer */
decrypt:
push {r3-r7,lr} @ save registers
mov r3,#0 @ counter byte string 1
mov r5,#0 @ counter byte buffer
1:
mov r4,#0 @ counter byte key
2:
ldrb r6,[r1,r4] @ load byte key
cmp r6,#0 @ end key
beq 1b
sub r6,r6,#'A'
add r4,r4,#1
3:
ldrb r7,[r0,r3] @ load byte string 1
cmp r7,#0 @ zero final ?
streqb r7,[r2,r5]
moveq r0,r5
beq 100f
cmp r7,#65 @ < A ?
addlt r3,#1
blt 3b
cmp r7,#90 @ > Z
addgt r3,#1 @ no minuscul
bgt 3b
sub r7,r6 @ add key
cmp r7,#65 @ < A
addlt r7,#26 @
strb r7,[r2,r5]
add r5,r5,#1
add r3,r3,#1 @ other byte of string
b 2b @ other byte of key
100:
pop {r3-r7,lr} @ restaur registers
bx lr @ return
/***************************************************/
/* ROUTINES INCLUDE */
/***************************************************/
.include "../affichage.inc"

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const
(
const (
key = "VIGENERECIPHER"
text = "Beware the Jabberwock, my son! The jaws that bite, the claws that catch!"
)