求助!C编程问题!! - C/C++ (STL/boost)

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发表于 2007-4-21 01:49 资料个人空间短消息加为好友

求助!C编程问题!!

求助高手帮我看下下面的代码(乱了点)/Q1w
c.H,CG9U
//client[/COLOR]rR)ve;L8J5o3hh9H
#include <unistd.h>[/COLOR]!nW?6s;[i
#include <netinet/in.h>[/COLOR]Linux伊甸园论坛y)[8ZMI@
#include <arpa/inet.h>[/COLOR]j p%FC:C_
#include <netdb.h>[/COLOR]
#include <stdlib.h>[/COLOR]www.linuxeden.com
iW7PCL$p
#include <SDL.h>[/COLOR]
#include <SDL_image.h>[/COLOR];WM$th |0k_w
#define SER_PORT 1500[/COLOR]www.linuxeden.com
N)w1]+\(v"M
#define MAX_LEN 261[/COLOR]6lj*G%a@NizAP
void ShowJpg(char *file, SDL_Surface *screen, int x, int y)[/COLOR]
{[/COLOR]-^\x7F h+^
SDL_Surface *image;[/COLOR]X VJT5^suD6SH/`M
SDL_Rect dest;[/COLOR]www.linuxeden.comJz#Dcr_l|
9M&pi X S$y+ve7R
image = IMG_Load(file);[/COLOR]
if ( image == NULL ) {[/COLOR]
fprintf(stderr, "无法加载 %s: %s\n", file, SDL_GetError());[/COLOR]
return;[/COLOR]
}[/COLOR]

dest.x = x;[/COLOR],aRnM S
dest.y = y;[/COLOR] ZMli(rTJGg
dest.w = image->w;[/COLOR]
dest.h = image->h;[/COLOR]
SDL_BlitSurface(image, NULL, screen, &dest);[/COLOR]www.linuxeden.comk5]*WR9mY#i
SDL_UpdateRects(screen, 1, &dest);[/COLOR]www.linuxeden.com2RT;E xM,S
}[/COLOR]
int main(int argc,char **argv)[/COLOR]
{[/COLOR]
int sd;[/COLOR]3UuRL.r A
int rn;[/COLOR]Linux伊甸园论坛uX-J?1R'E2\
gt
int i=1;[/COLOR]
int bn;[/COLOR].Xp9GM\0Qz2x0?
struct sockaddr_in client,server;[/COLOR]
struct hostent *h;[/COLOR]www.linuxeden.com`'shc

r(q
char buf[MAX_LEN];[/COLOR]
FILE *fq;[/COLOR],{
@p(HR"P
char ch;[/COLOR]www.linuxeden.comQ8L2n,u]}
sd=socket(AF_INET,SOCK_STREAM,0);[/COLOR]\p;c*g3?K8^.n
if(sd < 0)[/COLOR]Yl+\8X-]~ed
o*o8cN
{[/COLOR]
printf("Creating socket error!\n");[/COLOR]
exit(1);[/COLOR]4e2[JPF#q8V2J
}[/COLOR]
if(argc < 2)[/COLOR]
{[/COLOR]
printf("Not enough parameter!\n");[/COLOR]S [r1Z"V.f1sg
exit(1);[/COLOR]
}[/COLOR]Linux伊甸园论坛TKb6Yg'x!US
h=gethostbyname(argv[1]);[/COLOR]www.linuxeden.com
y%[O+giz
if(h == NULL)[/COLOR]
{[/COLOR]
printf("Can't get hostname");[/COLOR]~j*n(n3h(B W_b
exit(1);[/COLOR]
}[/COLOR](pv7XtR J
bzero(&server,sizeof(server));[/COLOR]
server.sin_family=h->h_addrtype;[/COLOR]www.linuxeden.comF|-LJJVFX7U5k
server.sin_port=htons(SER_PORT);[/COLOR]
server.sin_addr= *((struct in_addr *)h->h_addr);[/COLOR]
int opt=1;[/COLOR]
setsockopt(sd,SOL_SOCKET,SO_REUSEADDR,&opt,sizeof(opt));[/COLOR]
if(connect(sd,(struct sockaddr *)&server,sizeof(server)) < 0)[/COLOR]Linux伊甸园论坛/dA8^G*[/ICCad
{[/COLOR]
printf("Connect Error!\n");[/COLOR]
exit(1);[/COLOR]"xj.zE~o\
}[/COLOR]0i%yM`7tu1j
SDL_Surface *screen;[/COLOR]
Uint32 color;[/COLOR]
if ( SDL_Init( SDL_INIT_VIDEO) < 0 ) {[/COLOR]
fprintf(stderr, "无法初始化SDL: %s\n", SDL_GetError());[/COLOR]
exit(1);[/COLOR]J)s!K5wf&yA,UPe
}[/COLOR]:m_FD|`"z!n
screen = SDL_SetVideoMode(640, 480, 16, SDL_SWSURFACE); /*640 X 480 X 16位色*/[/COLOR]
if ( screen == NULL ) {[/COLOR]Linux伊甸园论坛JB? ~rw+dh,wX6H
fprintf(stderr, "无法设置640x480x16位色的视频模式：%s\n", SDL_GetError());[/COLOR]
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exit(1);[/COLOR]www.linuxeden.com8G/z
a}"J(dB
}[/COLOR]s&rtyj|f'UK;H
atexit(SDL_Quit);[/COLOR]Linux伊甸园论坛5Rn8n-H W
while(1)[/COLOR]
{ [/COLOR]
fq=fopen("2new.jpg","w+b");[/COLOR]{#r@w%z$lr:ya?0x
if(fq == NULL)[/COLOR]Linux伊甸园论坛~sBh*G5|-~,xB
{ [/COLOR]Linux伊甸园论坛!}0U7i@8{mZ c
printf("File open error!\n");[/COLOR]A!N-E_$EG"G&@
exit(1);[/COLOR]7D&BQG
FdNX
} [/COLOR]
while(1) [/COLOR]
{[/COLOR]
rn=recv(sd,buf,MAX_LEN,0);[/COLOR]2cB,Uj2c%y}~b
if(rn <= 0) [/COLOR]!L.N9nZ)r1Sh
R
T5`p
{[/COLOR] ]y?"L}3[&z1n#kp{#@
printf("Can't recieve file!\n");[/COLOR],Vr(G/`!x7W#Jo
exit(1);[/COLOR]
}[/COLOR]
buf[rn]='\0';[/COLOR]KY!k#k0dx-U
if(strcmp(buf,"File send over!") == 0) //判断是否结束[/COLOR]
{[/COLOR]g/r i;{D
printf("-----: %s\n",buf);[/COLOR]
Ej0`E2DU
break;[/COLOR]www.linuxeden.com8` U fXL7w
}[/COLOR]
if(rn != 0)[/COLOR]
fwrite(buf,10,26,fq);[/COLOR]
F@qB.u-y,~fNg
//printf("get file:%s\n",buf); //---2[/COLOR]
bzero(buf,sizeof(buf)); [/COLOR]YQm(t$w^0V8hU
bn=send(sd,&i,sizeof(int),0); [/COLOR]
if ( i==1 ) [/COLOR]lL(Op2M6dCn'U
{ [/COLOR]
i=2; [/COLOR]
break; [/COLOR]
} [/COLOR]o]0h I;@\
if ( i==2 ) [/COLOR]!Q/zc,kk3f3?
{ [/COLOR]hI6A5l_d
i=1; [/COLOR]
break; [/COLOR]
}[/COLOR]Linux伊甸园论坛%r C#zvSV.`(NoOe
}[/COLOR]
fclose(fq);[/COLOR]
ShowJpg("2new.jpg",screen,0,0);[/COLOR]
}[/COLOR]
int done=0; while (!done)[/COLOR]
{[/COLOR]'tXu/Nm
SDL_Event event; [/COLOR]
while (SDL_PollEvent (&event))[/COLOR]PC:v6B!eMb

,f
{[/COLOR]
switch (event.type)[/COLOR]
{[/COLOR]F&H*_,LS9c
case SDL_KEYDOWN:[/COLOR]
break;[/COLOR]
case SDL_QUIT:[/COLOR]Linux伊甸园论坛)Wg4Qj+L
done = 1;[/COLOR]
break;[/COLOR]
default:[/COLOR]
break;[/COLOR]
}[/COLOR]www.linuxeden.comf d;tXMhWed/O
}[/COLOR]
} [/COLOR]www.linuxeden.comBk!dUd+dkE&s
close(sd);[/COLOR]
return 0;[/COLOR]
}[/COLOR]
f!EKY9e+}
\4J
//server5WLQ`X:s_
#include <sys/socket.h>
#include <sys/types.h>
L#f#kw.YX%nk1u
#include <stdlib.h>
#include <stdio.h>'i7}!ss3xFZ'K8o
#include <string.h>www.linuxeden.com[;bRkQo
Xr]7gu
#include <unistd.h>
#include <error.h>&E};u%NgV7x
#include <netinet/in.h>Linux伊甸园论坛"K0\EX*DQB
#include <arpa/inet.h>www.linuxeden.com}p3D)] cV$t
#define SER_PORT 1500www.linuxeden.com'['W1j5RM`
#define MAX_LEN 261
int main(int argc,char **argv):J^8Q/y/IL3ps
{www.linuxeden.com `8_2bKe;l
int listensd,connectsd;lT(z.M1A}6a
struct sockaddr_in server;www.linuxeden.com$X(qA o5k'@%n
struct sockaddr_in client;www.linuxeden.com)V.wd*@;h\
char buf[MAX_LEN];
FILE *fp;
char end[]="File send over!";
int i=1;www.linuxeden.com.d8P7FEIZ;r
listensd=socket(AF_INET,SOCK_STREAM,0);
if(listensd < 0)0cgA#o2c%tfd)y
{
perror("Creating socket failed:");H7@ce|
m8C
exit(1);www.linuxeden.coml7I4GJQ
}
3qh1eZ(d)G's
int opt=1;
setsockopt(listensd,SOL_SOCKET,SO_REUSEADDR,&opt,sizeof(opt));e~[I1b]R F
bzero(&server,sizeof(server));a
\|G9]
server.sin_family = AF_INET;dJo3oR
server.sin_port = htons(SER_PORT);
server.sin_addr.s_addr = htonl(INADDR_ANY);(x5E&e[*d3Yge
if(bind(listensd,(struct sockaddr *)&server,sizeof(server)) < 0)Linux伊甸园论坛f9d6_&L(}N
{www.linuxeden.comm8s!cE[T?5s ^
perror("Bind error.");Linux伊甸园论坛]N%wQqX&Vp W
exit(1);Linux伊甸园论坛@~*qQ_!S
}www.linuxeden.com u%]Z)[*o2D;N:N
if(listen(listensd,5) == -1)
{C(if*tY+CDbA
perror("listen() error\n");1yio"f(wWrN
exit(1);www.linuxeden.com!XN5vfrV*H@
wx
}
sG4}3t Qh9wDm+u
#F SH|;i4D&aN7|
int rn ;
int sin_len=sizeof(client);
if((connectsd = accept(listensd,(struct sockaddr *)&client,&sin_len)) < 0)
{
printf("Can't accept the request!\n");
exit(1);LD Y0`1S(C7I??
}
fp=fopen("1.jpg","rb");
if( fp == NULL )z.BZ|-SI7i
{
printf("File open error !\n");
exit(1);
} bzero(buf,sizeof(buf));

while(fread(buf,10,26,fp))
{
//printf("readed is : %s\n",buf); //-------1
rn=send(connectsd,buf,MAX_LEN,0);/MRLCPT
if(rn < 0)V:e'yFZ?V
{
printf("File send error!\n");
exit(1);/{(fdqa.l
}(ifs:t-e$K@
bzero(buf,sizeof(buf));'U4L(X%iH qTG;]
}
rn=send(connectsd,end,strlen(end),0); //发送一个结束语句!
if(rn < 0)
{&]Xo!a6r6Or2a
printf("ending send Error!\n");
exit(1);Y0Id#X;qQV
}
printf("send end to the server:%s\n",end);
ll}nq)UO
nOmfZ&E&[9p
fclose(fp); s"feu)N-h*Gq(ba
while(1)
{
int i;
int bn; &a Vzv|2ST
bn=recv(connectsd,&i,sizeof(int),0); www.linuxeden.comybPS \uU{4}(i~)x
if ( i==1 ) uzOQ}6f?
{
fp=fopen("2.jpg","rb");
if( fp == NULL )
{
printf("File open error !\n");
exit(1);
}
bzero(buf,sizeof(buf));
www.linuxeden.com
yp1JR @ V|
while(fread(buf,10,26,fp))
{
//printf("readed is : %s\n",buf); //-------1/y"tTRy(V#l7W^
rn=send(connectsd,buf,MAX_LEN,0);

:Rd%ZU
if(rn < 0).WwD3tQ
{
printf("File send error!\n");
exit(1);Linux伊甸园论坛)l}Qq2Z,yj
}+m&PM"C!Y3j%rt
EdZ
bzero(buf,sizeof(buf));
} boS:xa
rn=send(connectsd,end,strlen(end),0); //发送一个结束语句!Linux伊甸园论坛@;@:WX.C:y'F
if(rn < 0)cQ;Z:`0u'o
{
printf("ending send Error!\n");C\6w$yQRGM
exit(1);
}
printf("send end to the server:%s\n",end);
fclose(fp); www.linuxeden.com(x
g\0xz7K)@9z,N
}
if( i==2 ) x%U
F j
P3oNV!Y
{ *I!^A~8D
ZQt
fp=fopen("1.jpg","rb");www.linuxeden.com(YGx3ohC
if( fp == NULL )
{
printf("File open error !\n");Linux伊甸园论坛[jG(B6\N
exit(1);
}
bzero(buf,sizeof(buf));

while(fread(buf,10,26,fp))Linux伊甸园论坛Cz
HtBX}
{
//printf("readed is : %s\n",buf); //-------1
rn=send(connectsd,buf,MAX_LEN,0);www.linuxeden.comx s'Y$w0U[Jp;Og
if(rn < 0)
{2X u;R|0Dx2w*b
printf("File send error!\n");
exit(1);
}www.linuxeden.com7txaa
sp
bzero(buf,sizeof(buf));
}
rn=send(connectsd,end,strlen(end),0); //发送一个结束语句!
if(rn < 0)u R"U$K oe
Z
{J.w.r$|4s
N
printf("ending send Error!\n");
exit(1);/R St!Hp&[x b(L
}
printf("send end to the server:%s\n",end);-Oc#G _'N
aHS5P,gK
fclose(fp);
} \p
u^+wR
} H;zs!S5LBB
close(connectsd);
close(listensd);P5q1Ix|6v'O Kp5W
ZrC
return 0;Linux伊甸园论坛AX
t
z$F$f#d
}

想模拟个服务端循环发送图片,客户端接受并显示.但客户端生成的图片无法显示.请老鸟帮我看看啊.能帮我改改最好了.
这个就是小弟的毕业设计课题啊``过几天就要交了``急啊!!