#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */

/* Variables and functions */
int /*<<< orphan*/ printf(char *);
int usage(void) {
  printf("DoS/DDoS Detector      "
         "Mar 18 2022"
         "\n");
  printf("    Usage:\n");
  printf("dds [-d] [-r] [-v] "
         "[-b [<ip>:]<port>|-s] [config]\n");
  printf("  -d               - daemonize\n");
  printf("  -r               - reverse in/out check (for work on downlink's "
         "channel)\n");
  printf("  -b [<ip>:]<port> - receive netflow to <ip>:<port>\n");
  printf("  -s               - process flow-cap saved data from stdin "
         "(uncompressed!)\n");
  printf("  -F               - do not ignore filtered-out packets\n");
  printf("  -v <level>       - set verbose level\n");
  return 0;
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xefd(%rip),%rdi
call   1030 <printf@plt>
lea    0xefd(%rip),%rdi
call   1030 <printf@plt>
lea    0xf24(%rip),%rdi
call   1030 <printf@plt>
lea    0xf38(%rip),%rdi
call   1030 <printf@plt>
lea    0xf78(%rip),%rdi
call   1030 <printf@plt>
lea    0xfa1(%rip),%rdi
call   1030 <printf@plt>
lea    0xfe2(%rip),%rdi
call   1030 <printf@plt>
lea    0x100f(%rip),%rdi
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage>:
push   %rax
lea    0xee8(%rip),%rdi
call   1030 <puts@plt>
lea    0xeff(%rip),%rdi
call   1030 <puts@plt>
lea    0xefe(%rip),%rdi
call   1030 <puts@plt>
lea    0xf24(%rip),%rdi
call   1030 <puts@plt>
lea    0xf37(%rip),%rdi
call   1030 <puts@plt>
lea    0xf76(%rip),%rdi
call   1030 <puts@plt>
lea    0xf9e(%rip),%rdi
call   1030 <puts@plt>
lea    0xfde(%rip),%rdi
call   1030 <puts@plt>
lea    0x100a(%rip),%rdi
call   1030 <puts@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [36 x i8] c"DoS/DDoS Detector Mar 18 2022\0A\00"
@.str.1 = [12 x i8] c" Usage:\0A\00"
@.str.2 = [51 x i8] c"dds [-d] [-r] [-v] [-b [<ip>:]<port>|-s] [config]\0A\00"
@.str.3 = [32 x i8] c" -d - daemonize\0A\00"
@.str.4 = [76 x i8] c" -r - reverse in/out check (for work on downlink's channel)\0A\00"
@.str.5 = [53 x i8] c" -b [<ip>:]<port> - receive netflow to <ip>:<port>\0A\00"
@.str.6 = [77 x i8] c" -s - process flow-cap saved data from stdin (uncompressed!)\0A\00"
@.str.7 = [57 x i8] c" -F - do not ignore filtered-out packets\0A\00"
@.str.8 = [40 x i8] c" -v <level> - set verbose level\0A\00"
define i32 @usage() {
%1 = call i32 @printf(i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([51 x i8], [51 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([76 x i8], [76 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([53 x i8], [53 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([77 x i8], [77 x i8]* @.str.6, i64 0, i64 0))
%8 = call i32 @printf(i8* getelementptr inbounds ([57 x i8], [57 x i8]* @.str.7, i64 0, i64 0))
%9 = call i32 @printf(i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str.8, i64 0, i64 0))
ret i32 0
}

LLVM IR (-O2):
@str = [35 x i8] c"DoS/DDoS Detector Mar 18 2022\00"
@str.9 = [11 x i8] c" Usage:\00"
@str.10 = [50 x i8] c"dds [-d] [-r] [-v] [-b [<ip>:]<port>|-s] [config]\00"
@str.11 = [31 x i8] c" -d - daemonize\00"
@str.12 = [75 x i8] c" -r - reverse in/out check (for work on downlink's channel)\00"
@str.13 = [52 x i8] c" -b [<ip>:]<port> - receive netflow to <ip>:<port>\00"
@str.14 = [76 x i8] c" -s - process flow-cap saved data from stdin (uncompressed!)\00"
@str.15 = [56 x i8] c" -F - do not ignore filtered-out packets\00"
@str.16 = [39 x i8] c" -v <level> - set verbose level\00"
define i32 @usage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([35 x i8], [35 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([11 x i8], [11 x i8]* @str.9, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([50 x i8], [50 x i8]* @str.10, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([31 x i8], [31 x i8]* @str.11, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([75 x i8], [75 x i8]* @str.12, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([52 x i8], [52 x i8]* @str.13, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([76 x i8], [76 x i8]* @str.14, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([56 x i8], [56 x i8]* @str.15, i64 0, i64 0))
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([39 x i8], [39 x i8]* @str.16, i64 0, i64 0))
ret i32 0
}