1 | #include "unp.h" |
---|
2 | #include "xmpp.h" |
---|
3 | #include <malloc.h> |
---|
4 | |
---|
5 | //#define HOST "im.pr.gov.br" |
---|
6 | //#define IP "200.189.113.148" |
---|
7 | //#define HOST "localhost" |
---|
8 | //#define IP "10.15.20.42" |
---|
9 | #define HOST "im.celepar.parana" |
---|
10 | #define IP "10.15.20.219" |
---|
11 | #define PORT "5222" |
---|
12 | |
---|
13 | |
---|
14 | int tls = 0; |
---|
15 | |
---|
16 | void Read(void * fd, void *buf, int count) |
---|
17 | { |
---|
18 | bzero(buf, count); |
---|
19 | if ( tls == 0 ) |
---|
20 | read(*(int *) fd, buf, (ssize_t)count); |
---|
21 | else |
---|
22 | SSL_read((SSL *) fd, buf, count); |
---|
23 | } |
---|
24 | |
---|
25 | void Write(void * fd, void *buf, int count) |
---|
26 | { |
---|
27 | if ( tls == 0 ) |
---|
28 | write(*(int *) fd, buf, (ssize_t)count); |
---|
29 | else |
---|
30 | SSL_write((SSL *) fd, buf, count); |
---|
31 | } |
---|
32 | |
---|
33 | int main(void) |
---|
34 | { |
---|
35 | struct sockaddr_in socketaddr; |
---|
36 | int socketfd, |
---|
37 | nHostPort; |
---|
38 | int err, |
---|
39 | i, |
---|
40 | unit; |
---|
41 | extern int tls; |
---|
42 | char buff[4096]; |
---|
43 | char * xml = (char)NULL; |
---|
44 | |
---|
45 | /*SSL PART*/ |
---|
46 | //SSL_METHOD *meth; |
---|
47 | SSL_CTX *ctx; |
---|
48 | SSL *myssl; |
---|
49 | /*SSL PART*/ |
---|
50 | |
---|
51 | xml = (char *) malloc(sizeof(__CONNECT__)); |
---|
52 | |
---|
53 | if ( (nHostPort = strtol(PORT, 0, 10)) == 0 ) |
---|
54 | { |
---|
55 | printf("\n<port>\n\n"); |
---|
56 | printf("\ncould not make a socket\n"); |
---|
57 | return 0; |
---|
58 | } |
---|
59 | |
---|
60 | socketfd = socket(AF_INET, SOCK_STREAM, 0); |
---|
61 | |
---|
62 | socketaddr.sin_family = AF_INET; |
---|
63 | //socketaddr.sin_addr.s_addr = INADDR_ANY;//inet_addr(IP); |
---|
64 | socketaddr.sin_addr.s_addr = inet_addr(IP); |
---|
65 | socketaddr.sin_port = htons(nHostPort); |
---|
66 | |
---|
67 | //OpenSSL_add_all_algorithms(); |
---|
68 | SSL_library_init(); |
---|
69 | //SSL_load_error_strings(); |
---|
70 | |
---|
71 | //meth=TLSv1_client_method(); |
---|
72 | |
---|
73 | //ctx=SSL_CTX_new(TLSv1_client_method()); |
---|
74 | if ( !(ctx = SSL_CTX_new(TLSv1_client_method())) ) |
---|
75 | { |
---|
76 | printf("Error creating the context.\n"); |
---|
77 | exit(0); |
---|
78 | } |
---|
79 | |
---|
80 | err = connect(socketfd, (struct sockaddr*)&socketaddr, sizeof(socketaddr)); |
---|
81 | //fcntl(socketfd, F_SETFL, fcntl(socketfd, F_GETFL, 0) | O_NDELAY | O_NONBLOCK); |
---|
82 | |
---|
83 | if ( err < 0 ) |
---|
84 | { |
---|
85 | printf("Socket returned error #%d,program terminated\n", err); |
---|
86 | exit(0); |
---|
87 | } |
---|
88 | |
---|
89 | sprintf(xml, __CONNECT__, HOST); |
---|
90 | Write(&socketfd, xml, strlen(xml)); |
---|
91 | //usleep(500); |
---|
92 | int stop = 0; |
---|
93 | do |
---|
94 | { |
---|
95 | Read (&socketfd, buff, sizeof(buff)); |
---|
96 | if ( strstr(buff, __FEATURES_BEGIN__) ) |
---|
97 | stop = 1; |
---|
98 | else |
---|
99 | usleep(100); |
---|
100 | } |
---|
101 | while ( !stop ); |
---|
102 | |
---|
103 | puts(buff); |
---|
104 | stop = 0; |
---|
105 | int starttls = 0; |
---|
106 | |
---|
107 | if ( strstr(buff, __STARTTLS_SERVER__) ) |
---|
108 | starttls = 1; |
---|
109 | |
---|
110 | /* if ( !strstr(buff, __FEATURES_END__) ) |
---|
111 | { |
---|
112 | do |
---|
113 | { |
---|
114 | Read (&socketfd, buff, sizeof(buff)); |
---|
115 | if ( strstr(buff, __STARTTLS_SERVER__) ) |
---|
116 | starttls = 1; |
---|
117 | if ( strstr(buff, __FEATURES_END__) ) |
---|
118 | stop = 1; |
---|
119 | else |
---|
120 | usleep(100); |
---|
121 | } |
---|
122 | while ( !stop ); |
---|
123 | }*/ |
---|
124 | |
---|
125 | if ( starttls ) |
---|
126 | { |
---|
127 | sprintf(xml, __STARTTLS_CLIENT__); |
---|
128 | Write(&socketfd, xml, strlen(xml)); |
---|
129 | |
---|
130 | stop = 0; |
---|
131 | do |
---|
132 | { |
---|
133 | Read (&socketfd, buff, sizeof(buff)); |
---|
134 | if ( strstr(buff, __PROCEED__) ) |
---|
135 | stop = 1; |
---|
136 | else |
---|
137 | usleep(100); |
---|
138 | } |
---|
139 | while ( !stop ); |
---|
140 | printf("%s\n\n", buff); |
---|
141 | bzero(buff, 4096); |
---|
142 | |
---|
143 | SSL_CTX_set_verify(ctx,SSL_VERIFY_NONE,NULL); |
---|
144 | /*Create new ssl object*/ |
---|
145 | myssl=SSL_new(ctx); |
---|
146 | |
---|
147 | if(!myssl){ |
---|
148 | printf("Error creating SSL structure.\n"); |
---|
149 | exit(0); |
---|
150 | } |
---|
151 | |
---|
152 | /*Bind the socket to the SSL structure*/ |
---|
153 | SSL_set_fd(myssl,socketfd); |
---|
154 | |
---|
155 | /*Connect to the server, SSL layer.*/ |
---|
156 | err=SSL_connect(myssl); |
---|
157 | printf("SSL error #%d in accept,program terminated\n",err); |
---|
158 | /*Check for error in connect.*/ |
---|
159 | if (err<1) { |
---|
160 | |
---|
161 | err=SSL_get_error(myssl,err); |
---|
162 | printf("SSL error #%d in accept,program terminated\n",err); |
---|
163 | printf("%d -- %d\n\n", SSL_ERROR_WANT_READ, SSL_ERROR_WANT_WRITE); |
---|
164 | |
---|
165 | if(err==5){printf("sockerrno is:\n");} |
---|
166 | |
---|
167 | close(socketfd); |
---|
168 | SSL_CTX_free(ctx); |
---|
169 | exit(0); |
---|
170 | } |
---|
171 | |
---|
172 | tls = 1; |
---|
173 | |
---|
174 | /*Print out connection details*/ |
---|
175 | printf("SSL connection on socket %x,Version: %s, Cipher: %s\n\n\n", |
---|
176 | socketfd, |
---|
177 | SSL_get_version(myssl), |
---|
178 | SSL_get_cipher(myssl)); |
---|
179 | |
---|
180 | sprintf(xml, __CONNECT__, HOST); |
---|
181 | SSL_write(myssl, xml, strlen(xml)); |
---|
182 | usleep(10000); |
---|
183 | SSL_read(myssl, buff, sizeof(buff)); |
---|
184 | printf("%s\n\n", buff); |
---|
185 | bzero(buff, 4096); |
---|
186 | |
---|
187 | usleep(10000); |
---|
188 | SSL_read(myssl, buff, sizeof(buff)); |
---|
189 | printf("%s\n\n", buff); |
---|
190 | bzero(buff, 4096); |
---|
191 | |
---|
192 | SSL_clear(myssl); |
---|
193 | SSL_shutdown(myssl); |
---|
194 | SSL_free(myssl); |
---|
195 | SSL_CTX_free(ctx); |
---|
196 | } |
---|
197 | fflush(stdin); |
---|
198 | fflush(stdout); |
---|
199 | exit(0); |
---|
200 | } |
---|