alienware r4

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C Language Call Assembly

The entry for the program is main, which calls the assembly function in main.The first thing to do is to solve the problem of defining functionsIn the C language, to extern a function declaration, and then this function in the assembly is implemented.In the Assembly, use export to introduce the function name defined in the C language, and then start writing the segment where the function name begins.An example is a function that adds six numbers.C Language: #include extern int sum (int a,int

C # regular expression,

, die for something $", RegexOptions. Multiline );Console. WriteLine ("r2 match count:" + r2.Matches (I). Count); // 0Regex r3 = new Regex ("^ Live for nothing, \ r \ ndie for something $ ");Console. WriteLine ("r3 match count:" + r3.Matches (I). Count); // 1Regex r4 = new Regex ("^ Live for nothing, $ ");Console. WriteLine ("r4 match count:" + r4.Matches (I). Co

Why the C language (function call) requires a stack, while assembly language does not require a heap

-inux-objdump–d u-boot > Dump_u-boot.txt Copy Code can get dump_u-boot.txt files. The file is the executable assembly code that contains the program in U-boot, In which we can see the C language function source code, in the end corresponds to those assembly code. The following is a two-function assembly code, One is Clock_init, The other is in the same C-source file as Clock_init, and another function Copycode2ram: 33D0091C 33d0091c:e92d4070 Push {r4

Why does the assembler call the C function to set the stack? __php

Clock_init and the other is a function copycode2ram with clock_init in the same C source file: 33d0091c:copycode2ram: 33d0091c:e92d4070 push {r4, R5, R6, LR} 33d00920:e1a06000 mov r6, r0 33d00924:e1a05001 mov R5, R1 33d00928:e1a04002 mov r4, r2 33d0092c:ebffffef BL 33d008f0 b bootfrmnorflash ... 33d00984:ebffff14 bl 33d005dc nand_read_ll ... 33d009a8:e3a00000 mov r0, #0; 0x0 33d009ac:e8bd8070 P

C # Regular Expression Classic Collation collection manual 1th/3 page _ Regular expression

r2 = new Regex ("^live for Nothing,die for something$", regexoptions.multiline); Console.WriteLine ("R2 Match count:" + R2.) Matches (i). Count);//0 Regex r3 = new Regex ("^live for Nothing,\r\ndie for something$"); Console.WriteLine ("R3 Match count:" + R3.) Matches (i). Count);//1 Regex r4 = new Regex ("^live for nothing,$"); Console.WriteLine ("R4 match count:" +

Juniper to achieve load balancing

As shown in the topology map, this case uses the R1,R2,R3,R4 four routers, which are implemented through Logical-system in olive. R1,R2,R3,R4 is interoperable through RIP, and then we R1 to the R4 10.0.0.4/32 route to achieve load balancing. Here is the configuration script: [Edit] olive# show # # last changed:2012-07-26 07:46:36 CST version 12.1r1.9; sy

stack-based buffer Overflow in acdb audio driver (cve-2013-2597)

/*This article is prepared by Mo Gray Ash, reproduced please indicate the source.mo Ash Gray mailbox: [email protected]*/1. Vulnerability descriptionThe audio driver ACDB provides an IOCTL system interface for the application layer to invoke, however, it does not do a valid bounds check when processing the passed in parameters. Applications can achieve the purpose of elevation of privilege by/dev/msm_acdb device files.2. Vulnerability AnalysisThe original code is as followsif (Size 0) {Pr_err("%

Reflector, reflexil, De4Dot, IL command quick query table, reflexilde4dot

and cause OverflowException when overflow occurs. Conv. Ovf. U4.Un Convert the unsigned value at the top of the computing stack to unsigned int32 and cause OverflowException when overflow occurs. Conv. Ovf. U8 Converts the signed value at the top of the computing stack to unsigned int64, and causes OverflowException when overflow occurs. Conv. Ovf. U8.Un Convert the unsigned value at the top of the computing stack to unsigned int64 and cause OverflowException

Getting Started with C # regular expressions

Nothing,die for something";Regex r1 = new Regex ("^live for Nothing,die for something$");R1. IsMatch (i) TrueRegex r2 = new Regex ("^live for Nothing,die for some$");R2. IsMatch (i) falseRegex r3 = new Regex ("^live for Nothing,die for some");R3. IsMatch (i) Truestring i = @ "Live for nothing,Die for something ";//Multiple linesRegex r1 = new Regex ("^live for Nothing,die for something$");Console.WriteLine ("R1 Match count:" + R1. Matches (i). Count);//0Regex r2 = new Regex ("^live for Nothing,

Topology Analysis of the junos isis Region

Topology Analysis of the junos isis RegionTypical ISIS topology types:Refer to AREA 49.0001 R1 (L1 only) and R2 (L1/L2). R3 (L2 only) needs to configure the same region address, while R3 and R4 (L2) configure IP addresses in different regions for the adjacent vro.There are three types of vrol1 roles: L1: similar to the full-ended area L1/L2 in OSPF: similar to the ABR vrol2 L2 In OSPF: for details about the core region 0 Attached bit in the ISIS netwo

C # Regular Expression tutorials and examples

("^live for Nothing,die for something$", Regexoptions.multiline), Console.WriteLine ("R 2 Match count: "+ R2. Matches (i). Count),//015 regex r3 = new Regex ("^live for Nothing,/r/ndie for something$"), Console.WriteLine ("R3 Match count:" + R3. Matches (i). Count);//117 regex r4 = new Regex ("^live for nothing,$"), Console.WriteLine ("R4 match count:" + R4. Mat

C # Regular Expression classic classification collection page 1/3

. WriteLine ("r2 match count:" + r2.Matches (I). Count); // 0Regex r3 = new Regex ("^ Live for nothing, \ r \ ndie for something $ ");Console. WriteLine ("r3 match count:" + r3.Matches (I). Count); // 1Regex r4 = new Regex ("^ Live for nothing, $ ");Console. WriteLine ("r4 match count:" + r4.Matches (I). Count); // 0Regex r5 = new Regex ("^ Live for nothing, $",

RBAC-Based Access Control and. netrbac Access Control in the. NET Environment

bits. The programming theory supports 56 bits (you need to change the database type to binary (4) the length of the field "permission") is 7. The data in this table is input by the developer. Cannot be modified after release (2) The role data is initialized to four: Role ID Role name R1 News editing R2 Editor-in-Chief R3 Ad Administrator R4 Super Management (3) Relationship betw

C # Regular Expression tutorial and example,

(I ). count); // 013 Regex r2 = new Regex ("^ Live for nothing, die for something $", RegexOptions. multiline); 14 Console. writeLine ("r2 match count:" + r2.Matches (I ). count); // 015 Regex r3 = new Regex ("^ Live for nothing,/r/ndie for something $"); 16 Console. writeLine ("r3 match count:" + r3.Matches (I ). count); // 117 Regex r4 = new Regex ("^ Live for nothing, $"); 18 Console. writeLine ("r4 mat

Metric computing and Server Load balancer

650) this. width = 650; "border =" 0 "alt =" "src =" http://www.bkjia.com/uploads/allimg/131227/0129204603-0.jpg "/> The experiment topology is shown in figure. First, we use the VPN protocol to connect to the above topology. R1 (config) # int lo 0R1 (config-if) # ip add 1.1.1.1 255.255.255.0 R1 (config-if) # no shutR1 (config-if) # exitR1 (config )#R1 (config) # int f1/0R1 (config-if) # ip add 12.1.1.1 255.255.255.0R1 (config-if) # no shutR1 (config-if) # exitR1 (config) # int f1/1R1 (config-if

Replace into and Insert into... on duplicate key update... true

, 1 row affected (0.08 sec) records: 1 Duplicates: 0 Warnings: 0 mysql> select * from t1; + --- + ---- + | a | B | c | + --- + ---- + | 1 | c3 | c2 | 2 | 2 | 3 | 3 | r2 | r3 | + --- + ---- + 3 rows in set (0.00 sec) 1.2 start replace mysql> replace into t1 (a, B) VALUES (2, 'A'); Query OK, 2 rows affected (0.06 sec) mys Ql> select * from t1; + --- + ---- + | a | B | c | + --- + ---- + | 1 | c3 | c2 | 2 | a | 3 | r2 | r3 | + --- + ---- + 3 rows in set (0.00 sec) [] Here, replace. Here, the c fiel

Simple MPLS configuration 2

) # router isisPE2 (config-router) # int 0/0PE2 (config-if) # ip router isisPE2 (config-router) # int lo0PE2 (config-if) # ip router isis After configuration, you can use "show ip route" in privileged mode to view the route table of the router !! 3. Configure MPLSPE and P routers)R2: PE1 (config) # ip cef // enable the fast forwarding function PE1 (config) # int f0/1PE1 (config-if) # mpls ip // enable MPLS R3: P (config) # ip cef P (config) # int f0/0 P (config-if) on int f0/0) # mpls ip P (con

Summary of the complete configuration of the six network types of ospf in the fr Environment

-relay map ip 192.168.1.3 201 broadcastR2 (config-if) # frame-relay map ip 192.168.1.4 201 broadcastR2 (config-if) # no shR2 (config-if) # int lo 0R2 (config-if) # ip add 2.2.2.2 255.255.255.0 R3 (config) # int s0/0R3 (config-if) # encapsulation frame-relayR3 (config-if) # no frame-relay inverse-arpR3 (config-if) # ip add 192.168.1.3 255.255.255.0R3 (config-if) # frame-relay map ip 192.168.1.1 301 brR3 (config-if) # frame-relay map ip 192.168.1.1 301 broadcastR3 (config-if) # frame-relay map ip

Is it Softswitch or IMS mobile core network "transformation"

As the mobile market becomes more competitive and ARPU declines, it urges equipment providers and telecom operators to provide and build next-generation mobile core networks that are more cost-effective, powerful, and convenient for future evolution. This next-generation mobile core network should achieve cost optimization, taking both CAPEX and OPEX into account. It is conducive to rapid business introduction, including network architecture and equipment transformation. It meets the requirement

Uboot start Zimage (GO) and uimage (BOOTM) analysis

= 000000a0 R02 = 08000100 R03 = 08008000R04 = 00000000 R05 = 08000124 R06 = 083dc0a9 R07 = 0841bc9cR08 = 083DBFDC R09 = 083E0260 R10 (SL) = 00000000 R11 (FP) = 00000002R12 (IP) = 083dbfc0 R13 (SP) = 083dbd44 R14 (LR) = 08413984 PC = 08008000CPSR = 600000d3 SPSR = b00000ff>bkm>di 0x08008000//disassemble the address area code08008000:mov r0,r008008004:mov r0,r008008008:mov r0,r00800800c:mov r0,r008008010:mov r0,r008008014:mov r0,r008008018:mov r0,r00800801c:mov r0,r008008020:b 0x800803008008024:.

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