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[收藏]用SMTP发送带验证带附件的邮件

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发表于 2005-7-31 16:11:40 | 显示全部楼层 |阅读模式
  摘要:用SMTP发送带验证带附件的邮件 - |) X4 [2 n$ z8 ]+ r; x4 \7 `
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/*************************************************************  Y, `( O( D6 x$ P4 Q0 ^
*  smtp.cpp - Use SMTP to send an eMail with an Attachment and verify  *- k" D3 t( @, l3 R8 o: x. @
*  Copyright (C) 2001-2002 by ShadowStar.                                          *1 B& _9 e3 h. B7 ?/ u9 x8 W
*  Use and modify freely.                                                                      *
1 X" P' l7 y' m! ]) W7 v *  http://shadowstar.126.com/                                                               *# n7 o& C+ h$ O1 y3 ^
*************************************************************
! N2 c1 {/ p, C& i */
( ^/ X, q' X8 B( w$ j! N//---------------------------------------------------------------------------c hina it power . c omiiz0O5tThER3PvAls8sofGIPS 8 d' r5 z3 u' |' Z
, z; A- k6 g3 _6 N* b
#include <winsock2.h>& g9 b# F- m# |! q
#include <string.h>) H0 z$ G; f, }- `4 v
#include <stdio.h>c hina it power . c omiiz0O5tThER3PvAls8sofGIPS
  o3 F, Y* S/ `! t) v: C
  C$ @2 E8 \: z2 b8 L, tconst int  BASE64_MAXLINE = 76;# W* f7 M" e+ G- ^. N" |
const char EOL[] = "\r\n";
2 F7 S$ T, w7 vconst char BASE64_TAB[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"5 [$ q( A$ r5 M' U& j+ W; |
     "abcdefghijklmnopqrstuvwxyz0123456789+/";5 P) O, s; d  _' m+ X( M
const char HEADER[] =
! ]' Q6 g4 T5 U% t' E  "HELO support.com\r\n"2 I9 ~9 k  B  B
  //"AUTH LOGIN\r\n" //+ BASE64 USER + BASE64 PASS
+ @' K/ C! ]* ~9 l' s! _! {  "MAIL FROM: chinansl@support.com\r\n"
; K; d1 L0 E# H/ c- J  "RCPT TO: shadowstar@support.com\r\n"
) J: V2 p* X) v  "DATA\r\n", T( I' v- C* o5 t' g2 d
  "FROM: chinansl@support.com\r\n"
3 V: o$ \2 k5 S  "TO: shadowstar@support.com\r\n"1 b* R, ]  k  M& o: h9 z0 |
  "SUBJECT: this is a test\r\n", A$ G8 Y. L6 O- \, T8 U( e# e& b
  "Date: 2002-5-14\r\n"% A6 ?# _, D' r( H* X
  "X-Mailer: shadowstar's mailer\r\n"8 u& {( E4 `6 F) p( M, k$ m1 S; W) F
  "MIME-Version: 1.0\r\n"- G0 S' h$ f! W
  "Content-type: multipart/mixed; boundary=\"#BOUNDARY#\"\r\n"
  K3 E5 s: b/ ~* l# v5 A  //"Content-Type: text/plain; charset=gb2312\r\n"
( x9 y) r' S6 C& Z0 [% s* n) n  "\r\n";
3 P( B% h2 d6 t" h6 z* ]const char CONTENT[] =
* i8 p4 D9 U9 N1 E: q5 U* `  "\r\n--#BOUNDARY#\r\n"* k: p& t' C) S4 i6 ?: q; T* \
  "Content-Type: text/plain; charset=gb2312\r\n"
+ v* w# W" D# L: a  "Content-Transfer-Encoding: quoted-printable\r\n"
( M1 W- s. F# p; @* [  W* r  "\r\n"& W" B0 a1 C: Q
  "/*************************************************************"
$ `- r6 P) x6 s* B' d  " *  smtp.cpp - Use SMTP to send an eMail with an Attachment and verify  *"* C9 M8 b, l) j
  " *  Copyright (C) 2001-2002 by ShadowStar.                                          *"
# h- h+ l* k1 h" k( Z4 k7 ^  " *  Use and modify freely.                                                                      *"
) L% u. W/ ~* W( Q9 ~6 u/ q+ M  " *  http://shadowstar.126.com/                                                               *"
  S' g) A1 j' g( i; a  " *************************************************************"; n, S- T; D" V" ?
  " */\r\n"( y& z8 v; B: A' W
  "\r\n";
/ P; r+ V4 [- yconst char ATT_HEADER[] =$ T7 q: a# T: n; B
  "\r\n--#BOUNDARY#\r\n"
7 T3 E3 W: u3 J; q# W# m  "Content-Type: application/octet-stream; name=smtp.exe\r\n"
: x. k! G. r* b3 k# e  "Content-Disposition: attachment; filename=smtp.exe\r\n"
# ]5 i7 b! x5 A  "Content-Transfer-Encoding: base64\r\n"
* @, r5 U) u- [  |( o0 o) W  "\r\n";c hina it power . c omiiz0O5tThER3PvAls8sofGIPS
' C2 x& H# x/ E0 v- @( q( }2 v' X1 S; L
//---------------------------------------------------------------------------5 g. c' `& p3 s; N8 Z
int ANSIToBase64(const char *szInANSI, int nInLen, char *szOutBase64, int nOutLen);c hina it power . c omiiz0O5tThER3PvAls8sofGIPS , B. M( O8 z2 q2 D4 x4 Z0 X
! q% k; q) b" O. Y0 Q* U: J
int main(int argc, char* argv[])
; C* F  i$ f) G. @6 @4 D9 z{
& o6 [2 ^) c$ E6 s( J WSADATA wsaData;- `# U' q- I5 ]/ S/ N7 [
int  SockFD;
5 X3 c/ s1 B* H9 q struct sockaddr_in ServAddr;
6 d# k2 o% _0 q8 t1 A char  buf[0x100];2 @1 F0 t* p0 }  T$ u
int     x;, ?! N( z: I" D+ K" r
FILE    *fp;
) P1 P$ t( T. X- y8 k' v char    *aatt = new char[0x400000];" u4 B2 O5 j4 x
char *batt = new char[0x555556];c hina it power . c omiiz0O5tThER3PvAls8sofGIPS 4 p$ Y0 R$ O$ q4 Z: }
2 }4 }0 Y* F% F* U, W9 o
WSAStartup(MAKEWORD(2,2), &wsaData);c hina it power . c omiiz0O5tThER3PvAls8sofGIPS 6 w' u8 E5 E, H# N2 Y& c8 L5 p

9 J# G( y( @* r' A# E4 _ LPHOSTENT pHost = gethostbyname("172.16.234.111");
! U; M# |: ]" }, M% A, M SockFD = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);$ M. Z* z' T2 i1 Q) w
ServAddr.sin_family = AF_INET;' r. I# S& I& P7 A
ServAddr.sin_addr.s_addr = *(ULONG *)pHost->h_addr_list[0];
0 f4 u" ^. z7 P* ?, X ServAddr.sin_port = htons(25);c hina it power . c omiiz0O5tThER3PvAls8sofGIPS $ l% O& ~7 I1 w0 R

5 }9 M5 D3 M: \ connect(SockFD, (struct sockaddr *)&ServAddr, sizeof(ServAddr));
$ A( E# X# M1 H //send HEADER4 z  R' u# ]# K2 r9 o  \
send(SockFD, HEADER, strlen(HEADER), 0);! q* U" Z. r! ^
//send CONTENT9 g& R! x7 I2 c
send(SockFD, CONTENT, strlen(CONTENT), 0);/ g1 b& b  r' M+ }% p6 \
//send ATT_HEADER5 ^6 Y8 }$ q+ ?) b  r0 F
send(SockFD, ATT_HEADER, strlen(ATT_HEADER), 0);
' y1 M5 d0 a* [% l- \' B6 C //read attachment
! l" e- ]- K* y9 [6 \ fp = fopen(argv[0], "rb");
5 W' I9 O$ g" I5 F& N fseek(fp, 0, 2);1 o0 q4 S4 g/ |: E  F( J
x = ftell(fp);
% ?  B( C4 J: E if (x > 0x400000)
; Q& u6 d: Z6 w  }7 J$ D  x = 0;
% S7 W2 p, ^2 z0 E5 K4 U rewind(fp);
: i0 S+ Z' {3 w% a: {6 Q4 r fread(aatt, x, 1, fp);
6 x2 z6 k) _  ? fclose(fp);
- M0 S# u) O8 o6 J: m x = ANSIToBase64(aatt, x, batt, 0x555556);  M8 U6 w' g( D5 l# m) e$ @
//send base64 attachment$ f& H5 c+ r/ d) C; H
send(SockFD, batt, x, 0);c hina it power . c omiiz0O5tThER3PvAls8sofGIPS
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8 l( B" r% a, }& N* Y$ r7 d" e% q send(SockFD, ".\r\n", strlen(".\r\n"), 0);   //end
; W5 d3 {3 K5 V/ r( @ send(SockFD, "QUIT\r\n", strlen("QUIT\r\n"), 0); //quitc hina it power . c omiiz0O5tThER3PvAls8sofGIPS
$ v4 T; q0 P2 M, g$ d3 v' Q
$ I; c" O+ S  A# z% n9 C5 q closesocket(SockFD);
6 K, w& `5 I* s! p$ T7 S6 w WSACleanup();c hina it power . c omiiz0O5tThER3PvAls8sofGIPS
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delete []aatt;
/ ^/ V* x; n* G+ d% k' m8 y delete []batt;
. D" ?# R3 r) A3 Q/ P, } return 0;3 {5 Q" N  x6 d9 R5 v& D
}* k) K. H7 k$ M2 E" u' v$ V' n; u
//---------------------------------------------------------------------------* Y6 [9 L. _; w+ \2 Y
int ANSIToBase64(const char *szInANSI, int nInLen, char *szOutBase64, int nOutLen)
' r2 ]8 \/ \9 }! F8 d6 f- y{
/ M9 a; T  ~) k0 ` //Input Parameter validation' G* e3 r, `: ]4 h$ f; f: t9 V& K
if ((szInANSI == NULL) || (nInLen == 0) || (szOutBase64 == NULL) || (nOutLen == 0)), r/ W2 j) n7 [( P% q2 O( S
  return 0;
; }: e0 p8 e2 J( x: P% L1 V if (nOutLen < (nInLen*4/3 + 1 + nInLen*4/3/BASE64_MAXLINE*2 + 1 + 4))' P3 @5 M9 t* a# a
  return 0;c hina it power . c omiiz0O5tThER3PvAls8sofGIPS ; `9 m$ O6 \) ~6 A6 x
; S. |$ [) K! _1 N
//Set up the parameters prior to the main encoding loop5 u3 f6 k$ d9 }9 x5 G
int nInPos  = 0;
# l& }4 J1 k; U# C/ _# ?$ i int nOutPos = 0;
+ a: V" ?7 l/ K0 j$ N) e& R& V int nLineLen = 0;3 T* ~) u2 M1 r8 T3 i$ r
int c1, c2, c3;6 W# D8 J, F2 Z8 t+ W3 \4 J
int i;c hina it power . c omiiz0O5tThER3PvAls8sofGIPS
4 M' j" v- g# f
5 h' A& u$ S: q; \ // Get three characters at a time from the input buffer and encode them
* m) D# b$ l: b2 Z/ H, c  w for (i=0; i<nInLen/3; ++i)
, }* u  Z7 ?3 v7 y; l; \2 ~ {
, `1 x6 l2 R- x" L. W  //Get the next 2 characters
% W0 `% s( w4 ], \  c1 = szInANSI[nInPos++] & 0xFF;  n. _$ v5 j" i9 s. l2 n4 Q' V
  c2 = szInANSI[nInPos++] & 0xFF;( ?, Y; u2 w) L6 ^7 u: S! k
  c3 = szInANSI[nInPos++] & 0xFF;c hina it power . c omiiz0O5tThER3PvAls8sofGIPS . u/ G$ o# j  k5 G/ _( {/ M% u

+ ~' E, w" P3 f+ s  //Encode into the 4 6 bit characters( B0 H8 }4 a; B# h: z+ J0 H7 ~
  szOutBase64[nOutPos++] = BASE64_TAB[c1 >> 2];. T, c6 G$ G  k
  szOutBase64[nOutPos++] = BASE64_TAB[((c1 << 4) | (c2 >> 4)) & 0x3F];# A1 T7 E/ G+ g6 c  R
  szOutBase64[nOutPos++] = BASE64_TAB[((c2 << 2) | (c3 >> 6)) & 0x3F];& J, l! s$ u8 D5 y( ?5 E: n
  szOutBase64[nOutPos++] = BASE64_TAB[c3 & 0x3F];
; d5 d. `8 L! x9 e' r( `) R  nLineLen += 4;c hina it power . c omiiz0O5tThER3PvAls8sofGIPS
& p7 e& a$ c. A( E: P$ _7 }
; r& |6 A# J5 y' O6 L! M4 F  //Handle the case where we have gone over the max line boundary
: v9 W% ]* u8 g4 g  if (nLineLen > BASE64_MAXLINE - 4)
# a& B7 O, [2 f- u! Q! @1 F" V  {$ r# |0 M* k/ N( r. S8 P9 u5 b
  szOutBase64[nOutPos++] = EOL[0];
1 Z  h2 r8 o; D   szOutBase64[nOutPos++] = EOL[1];7 o! [; e9 Y( _. ^
  nLineLen = 0;/ t7 k0 P* U5 n- w& \/ e3 b
  }
+ d; Z+ k3 W; r) P5 @ }c hina it power . c omiiz0O5tThER3PvAls8sofGIPS ) }' A5 J3 l2 M& v+ E0 O

4 n5 `6 a9 U; j8 _' J2 E // Encode the remaining one or two characters in the input buffer
! b( A% ]( |6 p6 E- g9 p; h  m switch (nInLen % 3)' w9 ], s% v; p+ }8 n0 [6 h
{
2 N2 K. t. I  t4 G% s9 @2 S% t  case 0:
# i0 Y, h. L+ z8 d8 V; n  {" O" |6 u5 s1 I9 B2 K  `6 Q
  szOutBase64[nOutPos++] = EOL[0];2 V6 n/ Q* L0 L$ O
  szOutBase64[nOutPos++] = EOL[1];* `, G8 l$ h8 @- O8 M' M
  break;: h3 \' O2 ~5 H1 {( T' v+ Y% r
  }
) I! p$ X  O8 @& Y  c4 c& x# J" T  case 1:9 l. _# s# W3 M$ q* Z3 `" l
  {6 B" z) G( p- n# J
  c1 = szInANSI[nInPos] & 0xFF;8 ]* Z( Z4 ^) Y+ `) i
  szOutBase64[nOutPos++] = BASE64_TAB[(c1 & 0xFC) >> 2];6 H6 V- _; _/ h) I  s) Q5 m9 ]* p
  szOutBase64[nOutPos++] = BASE64_TAB[((c1 & 0x03) << 4)];
2 a' P) v  s" b1 p- b+ G   szOutBase64[nOutPos++] = '=';+ F* o3 W/ Q, [1 w+ i% \
  szOutBase64[nOutPos++] = '=';
( G7 V  G5 }. i5 d$ E% V   szOutBase64[nOutPos++] = EOL[0];
4 C* f, o  [- ?# O- d   szOutBase64[nOutPos++] = EOL[1];
! C8 N. F$ _( B$ u   break;
2 [$ S- D7 [+ C, ?0 o$ K7 V, ?2 x  }
( {2 ^! i! ?  A% i$ ~6 }  case 2:6 J$ \5 K5 m: n0 c, N: J
  {
9 k8 n8 v) U: G. ]9 u9 ?# d0 r2 Y   c1 = szInANSI[nInPos++] & 0xFF;3 B& _2 P1 w# k/ ?1 p
  c2 = szInANSI[nInPos] & 0xFF;
# ]6 }$ t+ j% O9 {* L   szOutBase64[nOutPos++] = BASE64_TAB[(c1 & 0xFC) >> 2];  g& d5 a1 ?/ K/ n7 X( ^$ i* w) {: b
  szOutBase64[nOutPos++] = BASE64_TAB[((c1 & 0x03) << 4) | ((c2 & 0xF0) >> 4)];
3 B  ], a. p6 {: W   szOutBase64[nOutPos++] = BASE64_TAB[((c2 & 0x0F) << 2)];
- \5 n0 Y0 O  @. }1 H* }   szOutBase64[nOutPos++] = '=';$ G0 F. Q. N: ^
  szOutBase64[nOutPos++] = EOL[0];& `) i, E0 ^; e) ?; g' n$ |
  szOutBase64[nOutPos++] = EOL[1];
/ ^" [9 s& o( b4 k2 x4 U" }( x   break;
" Z" O+ m8 e1 L& o5 V  }
" _. a5 Q; Z+ B6 n& U+ g% C  default:" f1 U" r% O4 l7 M9 A. W
  {! L9 J. Y- r7 }* Z0 |
  return 0;+ V1 \$ m6 A+ q# G) E- \3 K" {
  }
' i2 ]! v* J8 A7 o4 u/ o5 w }% M8 }) u# P) o% d
szOutBase64[nOutPos] = 0;( H; z. }! Z9 [4 I- |, b2 A9 t
return nOutPos;9 A5 I  o' N+ |" B8 M
}
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