【讨论】【原创】如何解决用SOCKE发送邮件时,SMTP服务器回报"550 , 邮箱被

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楼主贴 大中小发表于 2006-12-18 10:56 只看该作者

【讨论】【原创】如何解决用SOCKE发送邮件时,SMTP服务器回报"550 , 邮箱被

hi:

我参照以前论坛里一位大侠发的帖子."用SOCKET发送邮件"里的原始代码如下,但是连接SMTP服务器后,登陆,用户名,密码验证都能实现,但是用户名和密码验证后SMTP服务器回报"550 , 邮箱被锁定".有没有那位大侠知道解决方法啊?谢谢

#include <netinet/in.h>//include socket
#include <sys/socket.h>
#include <stdio.h>//include fopen(),fread().fwrite(),fclose()
#include <stdlib.h>//include system()4 K8 E, P) \2 ?3 M* g+ _
#include <netdb.h>//include gethostbyname()& @% l- M5 e1 @5 |5 c
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>" d: o2 O3 E) z4 h" |
#include <sys/stat.h>
#define PORT 25 //smtp port. N- H) g; n6 ^3 s# ?
#define SIZE 1024
//define mail commands
#define EHLO 0
#define AUTH 1; E( _5 C% E( Q: t# Q& [! ?
#define USER 2& {/ T) S# z( A# j& s& ]
#define PASS 3/ l& z* O6 ]% t  |$ e' c' a# Z
#define MAIL 4
#define RCPT 5; ~8 {' @6 [# b$ j( l4 V/ S
#define DATA 69 \8 g6 ~# R$ x/ w! @. \
#define CONT 7- U2 m4 x% J' i8 E
#define QUIT 8

void base64enc( char *buf,const char *text,int size);$ n3 g% e$ P8 o0 Y

int main(int argc,char *argv[])' ?# i3 v. _* j4 C! [6 I
{$ M2 k0 ~% |) \
int c;
int sockfd;4 x* x  C6 e3 e3 f, V+ }8 u
struct sockaddr_in server_addr;7 S! Z% F$ }( p% C
struct hostent *server_ip;
int numbytes=0,i=0;  F" [# e1 p( K$ M; q8 }' ^& E
char username[30]="";//mail username7 r' c2 O, A9 n- i8 X1 W
char passwd[30]="";//mail passwd
char str1[512]="";
char str2[512]="";
//buff store data by recv(),
  g% d5 @. c% `
//ip[SIZE] store data by fread() from ip_files(use "ifconfig >tmp.ip",het ip_files)- g9 T  F$ a0 G/ T- O- z6 T# ?
char buff[512]="",tmp[4]="",ip[SIZE]="";8 E- F9 x8 ]& D1 O
int ret=0;//function return; w. H8 r- p# m7 j2 N# w
FILE *f_open,*f_write;
char *msg[9]={""};' [$ S2 `7 V+ {- y5 _& R
char *n_return[9]={""}; //return number1 V) Y+ \4 E; Q* ~( D" \% R8 @
char *p;2 h4 H; D$ W( o# \) r' W
msg[EHLO]="ehlo smtp.21cn.com\n";
msg[AUTH]="auth login\n";3 d) i0 Y% `; Z& W/ C6 J
base64enc(username,str1,strlen(str1));
strcat(username,"\n");
msg[USER]=username;: o# c7 `7 }0 w$ z8 i' f
base64enc(passwd,str1,strlen(str1));
strcat(passwd,"\n");- i1 I& L  O$ W' t% l9 H' U- x
msg[PASS]=passwd;
msg[MAIL]="mail from:xxxxx@163.com\n";8 ^5 R  L# X% A
msg[RCPT]="rcpt to:xxxxx@sohu.com\n";
msg[DATA]="data\n";8 V! K& H- G" q  V9 z0 d
msg[QUIT]="quit\n";
1 x. p8 p5 q- S* f  g
n_return[EHLO]="250";
n_return[AUTH]="334";5 }6 V) C, F& Y& Y+ H
n_return[USER]="334";
n_return[PASS]="235";) S: W2 |* X( [5 I: D3 z( k# S
n_return[MAIL]="250";
n_return[RCPT]="250";& f+ E  U6 f4 \- Y+ f6 ]
/*---------------------------
copy self to /bin/getip$ x8 o* Q% z3 ^5 [
---------------------------*/
while((server_ip=gethostbyname(argv[1]))==NULL)
{: G8 {. X7 H" {, {1 E
herror("gethostbyname error");
}- P- O4 L" r# g% @  K
//create a socket& H4 a0 O- V# s& x
if((sockfd=socket(AF_INET,SOCK_STREAM,0))==-1)
{9 ]1 a0 \' r- H! M/ K% _/ \7 ~& V
perror("socket error");, Z. {: _) v( s2 _2 h
return(-1);1 }- ^. y2 b: d$ E  L$ d% X$ ^
}5 R' J5 S* [9 G' B' j" e, h
//address information) b/ L* o6 a6 N+ U  Y
server_addr.sin_family=AF_INET;//host byte order
server_addr.sin_port=htons(PORT);//short,network byte order, W0 R: t" H- |* ^$ ?
server_addr.sin_addr=*((struct in_addr *)server_ip->h_addr);//server ip
bzero(&(server_addr.sin_zero),8);//zero the rest of struct$ r  T, u$ m7 [: z" _* X, D* }
//connect server
if(connect(sockfd,(struct sockaddr *)&server_addr,sizeof(struct sockaddr))==-1)
{1 z6 v# R0 Y- u$ `8 n% }
perror("connect error");
return(-1);( F1 z; z" {0 q3 f
}
//if connect success,server return "220"
if((numbytes=recv(sockfd,buff,SIZE,0))==-1)% u  H, ]! ^( @* j6 ~2 C& D
{. p; d) ?9 @+ Y( ?! y: k
perror("recv error");
return(-1);/ r% t3 H* v9 A4 @
}
printf("%s",buff);4 {) s9 _% S) a! X! |% R9 B
//send msgs. if any step has a mistake,the "while" will be breaked,then send "quit" to end connection
while(i!=QUIT)) N' b) X- _6 }1 K' w
{
scanf("%d",&i);7 \8 e& K1 Y; n. [7 u# ]
getchar();+ `# f" y& a/ q

while(i<0||i>6)
{: A3 V# g* s' R& A5 P$ _8 D
5 T5 p% r! F% [! {4 p8 O- W
scanf("%d",&i);
}
switch(i)
{
case 0: i=EHLO;break;
case 1: i=AUTH;break;8 T& ]3 N+ Y: f; w
case 2: i=USER;break;9 }. g5 m4 ~9 V1 F/ D
case 3: i=PASS;break;0 M5 ^1 j) a$ d# W! C
case 4: i=MAIL;break;
case 5: i=RCPT;break;
case 6: i=DATA;break;5 n5 \- U3 Q+ U6 R- J/ C  S
case 7: i=QUIT;break;! S0 J. |  \% ^7 [$ T3 V) S
}# b) `8 Q3 d, T7 w+ \* u9 R
if(i==EHLO)! P+ t. Q8 w9 l1 n) G
{" T1 V8 P" \7 G$ y- B
if((numbytes=send(sockfd,"ehlo smtp.21cn.com\n",19,0))==-1)0 X" z, P1 v: Z, P. Y0 P
{% U' J' Y* ?: A, G: T
perror("send error");
break;
}
if((numbytes=recv(sockfd,buff,SIZE,0))==-1)/ k7 |% A0 ^, N% p0 N
{
perror("send error");
break;
}
}# @1 B' q& d; q  r1 _4 S1 S7 W
else if(i==AUTH)# u. N8 n9 W$ P% X6 ]
{. S2 T% B, P1 C) R5 b
if((numbytes=send(sockfd,"auth login\n",11,0))==-1)
{& K' P6 X& ~1 a8 O2 C) p
perror("send error");
break;
}+ E" [9 \0 w. s* i9 J6 D" q
if((numbytes=recv(sockfd,buff,SIZE,0))==-1)& c$ b5 w5 _+ ~; g0 c
{
perror("send error");3 G- Q+ S* x  Q, R9 c5 l& z
break;
}( {& S. y, e! O$ X. l! ]) o
}
else if(i==USER)( i) u3 V9 B9 N* `& X! M: @
{% ^2 `3 K4 L9 o$ V" G
scanf("%s",str1);
base64enc(username,str1,strlen(str1));
strcat(username,"\n");
if((numbytes=send(sockfd,username,strlen(username),0))==-1)
{& F8 T. D" X! w7 B& N
perror("send error");
break;
}
if((numbytes=recv(sockfd,buff,SIZE,0))==-1)
{4 e) k& v5 m+ N" p
perror("send error");% G8 S' S0 L, d& _! F9 a
break;
}
}
else if(i==PASS)
{  O8 `& c! {6 s0 c
scanf("%s",str1);2 W" H; F# M2 m
base64enc(passwd,str1,strlen(str1));
strcat(passwd,"\n");
if((numbytes=send(sockfd,passwd,strlen(passwd),0))==-1)8 Q' i" Q9 \, m! ]( T
{
perror("send error");
break;
}
if((numbytes=recv(sockfd,buff,SIZE,0))==-1)
{, x6 c8 v# S: R# c: }. y
perror("send error");
break;
}5 w; p6 O" \- `+ Q  \7 ^$ h2 {1 f

}' F' c1 C/ h0 P, |. a8 t
else if(i==MAIL)  g# Y6 [7 G; i' Y) B& R* [: m" K
{' }5 V5 V- t' L2 i9 ~* m% s
scanf("%s",str2);
sprintf(str1,"mail from:<%s>\n",str2);
// strcat(str2," from:<longwei46@21cn.com>\n");) v5 i# l; B: V
if((numbytes=send(sockfd,str1,strlen(str1),0))==-1)0 S  ~6 Q* l2 s
{
perror("send error");. B7 S4 [; {( {- l. \. `4 w+ U
break;* ?9 K0 d5 h$ ], ]- C6 s" ]
}
if((numbytes=recv(sockfd,buff,SIZE,0))==-1)5 F5 p; _! y& J3 s6 s. x
{  U% U2 z  Z) C8 `8 P
perror("send error");
break;; c- I1 N" u3 K+ p5 }2 H
}- M1 ^6 a! j$ v" J
}
else if(i==RCPT)4 a5 J! J! ^& O: K* H8 d* u; k; e
{
scanf("%s",str2);
sprintf(str1,"rcpt to:<%s>\n",str2);
if((numbytes=send(sockfd,str1,strlen(str1),0))==-1)
{" k: h4 K, b1 v
perror("send error");
break;
}
if((numbytes=recv(sockfd,buff,SIZE,0))==-1)
{4 P9 o. ^- e# _) _  [) `) Y
perror("send error");
break;' j/ w# q; |& b$ j! z
}
}
else if(i==DATA)
{$ j  Q; s1 z) Q2 r2 B, d
if((numbytes=send(sockfd,"data\n",5,0))==-1)/ \. M% A3 H0 p. [9 q
{! l5 I) F  w, y( u1 n0 Y
perror("send error");# x0 n; R7 N# q% X* X
break;
}
if((numbytes=recv(sockfd,buff,SIZE,0))==-1). V$ C; |6 q/ }2 r
{% _" ]3 @! ^/ m* g
perror("send error");
break;
}! A$ C+ T/ o+ W7 c  O: v5 Y8 q
printf("command:%s\n",msg);
  U& L( ^( Z# d, u// printf("command:%s\n",msg);
0 U2 u9 F4 M3 k7 m+ e1 Y3 G; ?printf("return buff:%s\n",buff);
( m1 H+ i! I& [0 c8 O* ?
* t: \$ X2 g3 escanf("%s",str2);
# _. {+ ]1 f/ Q4 Q% ostrcat(str2,"\n.\n");8 S9 l# L5 k( E& p* U
if((numbytes=send(sockfd,str2,strlen(str2),0))==-1)
5 }- J* A0 L; x- R" f& k2 ~3 h{) w/ m# v' R* ~. _4 R. y
perror("send error");
$ ?9 G$ P; `+ T% r( Y- ebreak;; \! g% o" ^5 |
}
) Q: k/ W2 S. \: p
" a' ?2 H; y& k# r* x' [3 v/* if((numbytes=send(sockfd,"mail from:longwei46@21cn.com\n",29,0))==-1): N% G$ ]8 O, e4 Y3 Z& P6 [, @
{
( C8 ]+ ^. j" z2 v5 L2 x0 [1 aperror("send error");% v! D) E# `% _6 Y+ @
break;1 y9 ?: \' y4 K' ^+ \  T
}/ g5 x* A& z- J: L! \9 W5 u
* if((numbytes=recv(sockfd,buff,SIZE,0))==-1)
" r7 a' ~8 d3 W3 X; p) C5 ]. p& L{8 e0 a2 U0 r' n' R% T
perror("send error");+ F0 r7 S. Z4 w! L& j  Q" r
break;8 s" f2 E6 w  H* K$ K
}# k- i+ U8 p& R5 d. t0 \- F
printf("command:%s\n",msg);
0 Y5 `# P; p" o. M& a6 v! cprintf("return buff:%s\n",buff);*/2 V# p8 g( ?9 V. N8 X4 q
if((numbytes=recv(sockfd,buff,SIZE,0))==-1): P9 x- a+ f; \& x% ^6 m8 q1 L
{
, r9 Y$ g, T2 s* aperror("send error");. g1 V+ k. b, P' i- T
break;1 L& L& S3 H) a/ V) @% t
}+ w8 M$ G. c/ Y
printf("command:%s\n",msg);5 i8 G  Y' }. B; s
printf("return buff:%s\n",buff);5 Q6 j+ Z5 P5 r7 t( r+ f4 [; a
//eleep(1);we dont have to use it,because recv() can choke itself until it received data
0 e6 x* t7 @" r0 y4 E}
7 d9 u, `2 b! \$ e- z- }/ I  Yprintf("command:%s\n",msg);
/ M: d) O- m9 l4 T! [// printf("command:%s\n",msg);
; y$ m5 b! x. B4 N! a" vprintf("return buff:%s\n",buff);" l: y. P% {. E9 i5 }! H

( S8 t# A1 g2 z! a( _//printf("should return:%s\n",n_return);) n, D' Y" b9 I1 F, ?" t
}& j2 `! |& ^! ]: L3 l8 d

# c, K* n# J9 z  Y1 ?7 \//send quit to end mail connection/ \) ?2 X& w: ?
if((numbytes=send(sockfd,msg[QUIT],strlen(msg[QUIT]),0))==-1)
* F. g. ^5 q- H{* Q* I0 ]' Z4 t- j
perror("send error");
/ y& q& i1 N" K  Areturn(-1);
" s6 E1 T, v! q}
9 O) c. `$ Q% Y% V; U  A; I  m. u: c
6 E( ~4 q, b2 j' I4 B7 e5 [( p; i6 \
close(sockfd);2 V) e1 S, R6 s, y$ ?, M
return (0);: D( C/ M0 f- G! d2 `* N
}
: U& ?" F. J1 z) |7 qvoid base64enc( char *out,const char *in,int inlen)( A+ J5 ~1 D% ^# B; X! d
{
& C5 B& f; S7 G$ Lstatic char *base64_encoding = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
' x% t& W1 a/ u. s9 y, a5 f- wfor(;inlen >= 3;inlen -= 3). H' J8 ~2 [; a7 ~" E
{* y7 q. a# v9 v( w
*out++ = base64_encoding[in[0] >> 2];
7 U8 y4 _6 b! U*out++ = base64_encoding[((in[0] << 4) & 0x30) | (in[1] >> 4)];4 _' R# s6 v- [' k8 ?
*out++ = base64_encoding[((in[1] << 2) & 0x3c) | (in[2] >> 6)];: u' j! ~4 n0 x. K# i' \: v+ s
*out++ = base64_encoding[in[2] & 0x3f];! s+ o9 q% o* q) b* l5 u  k
in +=3;
: y6 Y# r8 g2 e5 v) G8 |# G6 z}
* V6 u- J& J: O; z; O  i+ L7 x" p1 Nif(inlen > 0): P5 E' ^  @$ K/ D: E
{
# W  q- D" b3 j0 J! _; Uunsigned char fragment;
+ k; G! s- p* [/ m
  V1 S( {$ z" m*out++ = base64_encoding[in[0] >> 2];- y7 ?/ A1 y' ]9 s  O) ?9 ]
fragment = (in[0] << 4) & 0x30;
) l4 a6 Y' {: g+ N& i% ]if(inlen > 1)
2 u+ d2 n5 h* R' {fragment |= in[1] >> 4;1 S" Q" {" h0 a' t+ Z6 h
*out++ = base64_encoding[fragment];
& n; F3 v3 V, e& ?' U, @: Z*out++ = (inlen < 2) ? '=' : base64_encoding[(in[1] << 2) & 0x3c];
& h) Z8 [% p# n3 g) m*out++ = '=';
) U/ D* e: x2 G}
7 i5 I2 X1 O8 T& Z*out = '\0';
5 T6 q. r& m- P) X}

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呵呵抢到沙发了 大中小发表于 2006-12-19 09:23 只看该作者

。。。。。。被锁只能考虑人工协调了吧 -_-b

上帝说，有问题，找GOOGLE 写程序是很神圣的事情！同样只是装系统，卖菜的大娘会的事情不见得就跟卖菜一样了。

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【讨论】【原创】如何解决用SOCKE发送邮件时,SMTP服务器回报&quot;550 , 邮箱被

【讨论】【原创】如何解决用SOCKE发送邮件时,SMTP服务器回报&quot;550 , 邮箱被

【讨论】【原创】如何解决用SOCKE发送邮件时,SMTP服务器回报"550 , 邮箱被

【讨论】【原创】如何解决用SOCKE发送邮件时,SMTP服务器回报"550 , 邮箱被