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)Linux伊甸园论坛y)cIH\-?ue^
//client[/COLOR]
#include <unistd.h>[/COLOR]
#include <netinet/in.h>[/COLOR]
#include <arpa/inet.h>[/COLOR]
#include <netdb.h>[/COLOR]Q0Z4iv/K;\K[A
Z
#include <stdlib.h>[/COLOR]
#include <SDL.h>[/COLOR]
#include <SDL_image.h>[/COLOR]
#define SER_PORT 1500[/COLOR]
\Ieh^5O
#define MAX_LEN 261[/COLOR]rzP9I8B*m!v4V
void ShowJpg(char *file, SDL_Surface *screen, int x, int y)[/COLOR]
{[/COLOR]
SDL_Surface *image;[/COLOR]
SDL_Rect dest;[/COLOR]
.N,Kb"a:j
[
image = IMG_Load(file);[/COLOR]
if ( image == NULL ) {[/COLOR]Linux伊甸园论坛-H'j0~c#C_
fprintf(stderr, "无法加载 %s: %s\n", file, SDL_GetError());[/COLOR]
return;[/COLOR]
}[/COLOR]
-PS"IV \4LFW:w
dest.x = x;[/COLOR]5v"{WV0Y,Jt[
dest.y = y;[/COLOR]
dest.w = image->w;[/COLOR]0^AMJW!w
dest.h = image->h;[/COLOR]Linux伊甸园论坛N"S/W5}}-f
Lk
SDL_BlitSurface(image, NULL, screen, &dest);[/COLOR]&b
Lx?#}9O9u
SDL_UpdateRects(screen, 1, &dest);[/COLOR]
}[/COLOR]
int main(int argc,char **argv)[/COLOR]
{[/COLOR]yae6G3CKb5L/U
int sd;[/COLOR]
int rn;[/COLOR]0VB8V({,F[
int i=1;[/COLOR]
int bn;[/COLOR]-|*l.i6]'Y [
C)W7~
struct sockaddr_in client,server;[/COLOR]
struct hostent *h;[/COLOR]
char buf[MAX_LEN];[/COLOR]
FILE *fq;[/COLOR]
char ch;[/COLOR]
sd=socket(AF_INET,SOCK_STREAM,0);[/COLOR]www.linuxeden.com1VpD1blAo7T/b
if(sd < 0)[/COLOR]g%NzM4tA3XFw
{[/COLOR] N\5oe#?!A
printf("Creating socket error!\n");[/COLOR]Linux伊甸园论坛1\#|ldsx,l
exit(1);[/COLOR]
}[/COLOR]$O.?.|Aw6O%~~H`P
if(argc < 2)[/COLOR]'Hpf.tg*^8v
{[/COLOR]'{k5YP0j
aA
printf("Not enough parameter!\n");[/COLOR]Linux伊甸园论坛#~IWRB|Q
exit(1);[/COLOR]3o4j$A[#f:t+w
}[/COLOR]D(H6}U5M
h=gethostbyname(argv[1]);[/COLOR]www.linuxeden.com#ST!W(}m"c.M5{3F@
if(h == NULL)[/COLOR]Linux伊甸园论坛%[i,U
sd
{[/COLOR]
printf("Can't get hostname");[/COLOR]
exit(1);[/COLOR] k1Dz$t$z
}[/COLOR]
bzero(&server,sizeof(server));[/COLOR]
server.sin_family=h->h_addrtype;[/COLOR]
server.sin_port=htons(SER_PORT);[/COLOR]www.linuxeden.comm/y[uIfW+D
server.sin_addr= *((struct in_addr *)h->h_addr);[/COLOR]www.linuxeden.com0DU-l&ut P
int opt=1;[/COLOR]
setsockopt(sd,SOL_SOCKET,SO_REUSEADDR,&opt,sizeof(opt));[/COLOR]#uk!M/L.}wp;|.ny
if(connect(sd,(struct sockaddr *)&server,sizeof(server)) < 0)[/COLOR]
{[/COLOR]7r)R#t3yFQ
printf("Connect Error!\n");[/COLOR](sM6i$~/bE$D8zs
exit(1);[/COLOR]
}[/COLOR],j b8m Om%r:jB
SDL_Surface *screen;[/COLOR]!QK@9eLQ
Uint32 color;[/COLOR]
if ( SDL_Init( SDL_INIT_VIDEO) < 0 ) {[/COLOR]4pO;pB]0OZ
fprintf(stderr, "无法初始化SDL: %s\n", SDL_GetError());[/COLOR]
exit(1);[/COLOR]www.linuxeden.com},UL~5l$^mo
}[/COLOR]
screen = SDL_SetVideoMode(640, 480, 16, SDL_SWSURFACE); /*640 X 480 X 16位色*/[/COLOR]
if ( screen == NULL ) {[/COLOR]XAw7fJ)o9HU
fprintf(stderr, "无法设置640x480x16位色的视频模式：%s\n", SDL_GetError());[/COLOR]5RT-I.a!UuWa-a
exit(1);[/COLOR]
}[/COLOR]e'q.o?sXG
atexit(SDL_Quit);[/COLOR]www.linuxeden.comCv*_8L$C6o
Dg
while(1)[/COLOR]s,mE^e6or7o-],}1L'h
{ [/COLOR]
fq=fopen("2new.jpg","w+b");[/COLOR]
if(fq == NULL)[/COLOR]&Kc-rs
GZ\P
{ [/COLOR]2A8A3}I4Z#R5E5S
printf("File open error!\n");[/COLOR]a$XzUa(m8S.}6p
exit(1);[/COLOR]
} [/COLOR]
while(1) [/COLOR]
{[/COLOR]5A
yb#O$d:T0A
rn=recv(sd,buf,MAX_LEN,0);[/COLOR]
if(rn <= 0) [/COLOR]
{[/COLOR]
printf("Can't recieve file!\n");[/COLOR]
exit(1);[/COLOR]
}[/COLOR]Linux伊甸园论坛v~"{T;{4y7o
uf"q
buf[rn]='\0';[/COLOR]'dMa,m(mR
if(strcmp(buf,"File send over!") == 0) //判断是否结束[/COLOR];eT!h0~WJ'Q
{[/COLOR]n|O f$b`+D8j.{{e
printf("-----: %s\n",buf);[/COLOR]Linux伊甸园论坛+xYnUDq
break;[/COLOR]Linux伊甸园论坛
f6nqer$M4`)R2\
}[/COLOR]Z4K d2R'Z7L"k\C-^
if(rn != 0)[/COLOR]
fwrite(buf,10,26,fq);[/COLOR]
//printf("get file:%s\n",buf); //---2[/COLOR]
bzero(buf,sizeof(buf)); [/COLOR]7RH6Wybua
bn=send(sd,&i,sizeof(int),0); [/COLOR]
if ( i==1 ) [/COLOR]
{ [/COLOR]
i=2; [/COLOR]/d8A6uHG%y1@
break; [/COLOR]www.linuxeden.com%uNJp+hjv
} [/COLOR]
if ( i==2 ) [/COLOR]
{ [/COLOR](e-m6tC8m]!b Q
i=1; [/COLOR]
break; [/COLOR]O&U%LI;}h(WXr}-h2B
}[/COLOR]`\nG"W!J3p
}[/COLOR]
fclose(fq);[/COLOR]9QAQ:f*H'H
ShowJpg("2new.jpg",screen,0,0);[/COLOR]!eC%}9Oj
}[/COLOR]www.linuxeden.com\X{2~/TH)u
int done=0; while (!done)[/COLOR]
{[/COLOR]
SDL_Event event; [/COLOR]
while (SDL_PollEvent (&event))[/COLOR]
{[/COLOR]oG,R0sY2IfT?
switch (event.type)[/COLOR]
{[/COLOR]*UUV\g0M{#?
case SDL_KEYDOWN:[/COLOR]
break;[/COLOR]Linux伊甸园论坛&X:Cid&C4G
case SDL_QUIT:[/COLOR]q&|}0r
f$fo
done = 1;[/COLOR]6i
UIm!BSL^
break;[/COLOR]5d1RL
z,t.KN*G
default:[/COLOR]Z5q(UG,{] ^"uM
break;[/COLOR]@M1W/t0B;f5} vqQb
}[/COLOR]
}[/COLOR]
} [/COLOR]www.linuxeden.come(^QcJ^:C }
close(sd);[/COLOR]
return 0;[/COLOR]
}[/COLOR]&md1~
}*\

//server
#include <sys/socket.h>
#include <sys/types.h>
#include <stdlib.h>%QQg&b,o,N0E!f
#include <stdio.h>Linux伊甸园论坛*z-ua p/cdE
#include <string.h>D3f*]NX4uG
#include <unistd.h>
#include <error.h>1lL&fdOY?]
#include <netinet/in.h>l*O-^u*e'_
#include <arpa/inet.h>
#define SER_PORT 15000Mw[*@4?PK2["j
#define MAX_LEN 261Linux伊甸园论坛|5m4u^eu)^X3n
int main(int argc,char **argv)
{8j uR*L3v}c&_(EDD
int listensd,connectsd;
struct sockaddr_in server;
struct sockaddr_in client;
char buf[MAX_LEN];
FILE *fp;
char end[]="File send over!"; Can8O(e(YK
int i=1;www.linuxeden.com.C*K1DElj @C
listensd=socket(AF_INET,SOCK_STREAM,0);www.linuxeden.com_.r{{jY
if(listensd < 0)
{
perror("Creating socket failed:");
exit(1);
}

int opt=1;
setsockopt(listensd,SOL_SOCKET,SO_REUSEADDR,&opt,sizeof(opt));
bzero(&server,sizeof(server));Linux伊甸园论坛(dkN2UygRP!N
server.sin_family = AF_INET;jR0p
MIU
server.sin_port = htons(SER_PORT);
server.sin_addr.s_addr = htonl(INADDR_ANY);)yPoP3Nw3F$v4J
if(bind(listensd,(struct sockaddr *)&server,sizeof(server)) < 0)
{P_j?9IEK"^/B
perror("Bind error.");`-N3ldE|$w
exit(1);"[ s%T
|;n,d(v
}
if(listen(listensd,5) == -1)
{
perror("listen() error\n");'h/AWq[Etn
exit(1);
}e;u
Q]YRQ}
|x!Z5xK6eyK
int rn ;
int sin_len=sizeof(client);P*@v
RTijA+g
if((connectsd = accept(listensd,(struct sockaddr *)&client,&sin_len)) < 0)2EC.es5I5]
{
printf("Can't accept the request!\n");A+d9DXD7H(j
exit(1);
}
fp=fopen("1.jpg","rb");;p#n&Z0i
n3gs
if( fp == NULL )
{Linux伊甸园论坛1}L)R%Ps)v}N
printf("File open error !\n");
exit(1);]g(sU1a7b
} bzero(buf,sizeof(buf));
www.linuxeden.coms%|:k5x)Bq;c/A-z
while(fread(buf,10,26,fp))Linux伊甸园论坛L]w#mZcr
{
//printf("readed is : %s\n",buf); //-------1
rn=send(connectsd,buf,MAX_LEN,0); b1q#Hh
Ep%x)[
if(rn < 0)
{
printf("File send error!\n");
exit(1);
}
bzero(buf,sizeof(buf));&A4`FV?ehI:zd
} Linux伊甸园论坛|-Jf-G5U-o
rn=send(connectsd,end,strlen(end),0); //发送一个结束语句!
if(rn < 0)
{
printf("ending send Error!\n");;z8iS(Ln,y.IF5K
exit(1);
}ejB+A(O^
Bu
printf("send end to the server:%s\n",end);

fclose(fp);
while(1)1jqb)LV
{
int i;
int bn;
bn=recv(connectsd,&i,sizeof(int),0);
if ( i==1 )
{ Z$u9y_lZF.VO
fp=fopen("2.jpg","rb");N
@L6W6^YnJ
if( fp == NULL )
{
printf("File open error !\n");
exit(1);
} 7R*RJQL!{Lb.b
bzero(buf,sizeof(buf));*c u!dR5{v
%n"]$y%E+ebBe6d)I V
while(fread(buf,10,26,fp))
{ 8Q.w
@-|}%{'{
//printf("readed is : %s\n",buf); //-------1
rn=send(connectsd,buf,MAX_LEN,0);Cl(zZ5^o1W
if(rn < 0)
{
printf("File send error!\n");}
d
_9S6r
M"[ p3O1UC
exit(1);p)p&SAPh)E-k*\HY
}`;d!k,W
W{+ZQ8hW([
bzero(buf,sizeof(buf));
}
rn=send(connectsd,end,strlen(end),0); //发送一个结束语句!
if(rn < 0)
{
printf("ending send Error!\n");Q"b4cAHf*x
exit(1);
b bu$[_i'I-y
}'M w8Bh.zOz u
printf("send end to the server:%s\n",end);
fclose(fp);
} Linux伊甸园论坛#sw-B"`'fm+P8]'D
if( i==2 )
ak3{Q;i%_t7n
{ 7B%?rBN7Xb
fp=fopen("1.jpg","rb");
if( fp == NULL )|#NLL)Sx?e#T
{
printf("File open error !\n");b
Szv#fB{kL
exit(1);
} 't^EV#E2OZE(A
bzero(buf,sizeof(buf));www.linuxeden.com,F"a1[S4sa
`
www.linuxeden.comiq~BZ.H
while(fread(buf,10,26,fp)))|
]nar1ZE\'r$Z'B
{ Linux伊甸园论坛InT9C$Gb
//printf("readed is : %s\n",buf); //-------1
rn=send(connectsd,buf,MAX_LEN,0);
if(rn < 0)wCM Q8R~*kj
{e$BB,p0Y9dh(m
printf("File send error!\n");
exit(1);Fi&w0hzAV
}
bzero(buf,sizeof(buf));cPv6B0?I
}
rn=send(connectsd,end,strlen(end),0); //发送一个结束语句!
if(rn < 0);@)CD%b\c1w5M}_/z
{
printf("ending send Error!\n");$H:F.S;QB]Gw
exit(1);
}r)[+A&Y0h
printf("send end to the server:%s\n",end);
W&]#Kl!F+M!X4Z{z
fclose(fp); :aGH3SA3Uu
}
} `eyj,HNeJ-n
close(connectsd); www.linuxeden.com5]$z&Qc~'o
close(listensd);
return 0;
}
kfMW
Id{7P

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!!