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Run util/openssl-format-source -v -c .

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Reviewed-by: Tim Hudson <tjh@openssl.org>
This commit is contained in:
Matt Caswell
2015-01-22 03:40:55 +00:00
parent 22b52164aa
commit 0f113f3ee4
1054 changed files with 278488 additions and 279856 deletions
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463
demos/state_machine/state_machine.c
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@@ -6,7 +6,7 @@
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
@@ -83,332 +83,323 @@
#include <sys/socket.h>
#include <netinet/in.h>
/* die_unless is intended to work like assert, except that it happens
always, even if NDEBUG is defined. Use assert as a stopgap. */
/*
* die_unless is intended to work like assert, except that it happens always,
* even if NDEBUG is defined. Use assert as a stopgap.
*/
#define die_unless(x) assert(x)
#define die_unless(x) assert(x)
typedef struct
{
typedef struct {
SSL_CTX *pCtx;
BIO *pbioRead;
BIO *pbioWrite;
SSL *pSSL;
} SSLStateMachine;
} SSLStateMachine;
void SSLStateMachine_print_error(SSLStateMachine *pMachine,const char *szErr)
{
void SSLStateMachine_print_error(SSLStateMachine * pMachine,
const char *szErr)
{
unsigned long l;
fprintf(stderr,"%s\n",szErr);
while((l=ERR_get_error()))
{
char buf[1024];
fprintf(stderr, "%s\n", szErr);
while ((l = ERR_get_error())) {
char buf[1024];
ERR_error_string_n(l,buf,sizeof buf);
fprintf(stderr,"Error %lx: %s\n",l,buf);
}
ERR_error_string_n(l, buf, sizeof buf);
fprintf(stderr, "Error %lx: %s\n", l, buf);
}
}
SSLStateMachine *SSLStateMachine_new(const char *szCertificateFile,
const char *szKeyFile)
{
SSLStateMachine *pMachine=malloc(sizeof *pMachine);
const char *szKeyFile)
{
SSLStateMachine *pMachine = malloc(sizeof *pMachine);
int n;
die_unless(pMachine);
pMachine->pCtx=SSL_CTX_new(SSLv23_server_method());
pMachine->pCtx = SSL_CTX_new(SSLv23_server_method());
die_unless(pMachine->pCtx);
n=SSL_CTX_use_certificate_file(pMachine->pCtx,szCertificateFile,
SSL_FILETYPE_PEM);
n = SSL_CTX_use_certificate_file(pMachine->pCtx, szCertificateFile,
SSL_FILETYPE_PEM);
die_unless(n > 0);
n=SSL_CTX_use_PrivateKey_file(pMachine->pCtx,szKeyFile,SSL_FILETYPE_PEM);
n = SSL_CTX_use_PrivateKey_file(pMachine->pCtx, szKeyFile,
SSL_FILETYPE_PEM);
die_unless(n > 0);
pMachine->pSSL=SSL_new(pMachine->pCtx);
pMachine->pSSL = SSL_new(pMachine->pCtx);
die_unless(pMachine->pSSL);
pMachine->pbioRead=BIO_new(BIO_s_mem());
pMachine->pbioRead = BIO_new(BIO_s_mem());
pMachine->pbioWrite=BIO_new(BIO_s_mem());
pMachine->pbioWrite = BIO_new(BIO_s_mem());
SSL_set_bio(pMachine->pSSL,pMachine->pbioRead,pMachine->pbioWrite);
SSL_set_bio(pMachine->pSSL, pMachine->pbioRead, pMachine->pbioWrite);
SSL_set_accept_state(pMachine->pSSL);
return pMachine;
}
}
void SSLStateMachine_read_inject(SSLStateMachine *pMachine,
const unsigned char *aucBuf,int nBuf)
{
int n=BIO_write(pMachine->pbioRead,aucBuf,nBuf);
/* If it turns out this assert fails, then buffer the data here
* and just feed it in in churn instead. Seems to me that it
* should be guaranteed to succeed, though.
void SSLStateMachine_read_inject(SSLStateMachine * pMachine,
const unsigned char *aucBuf, int nBuf)
{
int n = BIO_write(pMachine->pbioRead, aucBuf, nBuf);
/*
* If it turns out this assert fails, then buffer the data here and just
* feed it in in churn instead. Seems to me that it should be guaranteed
* to succeed, though.
*/
assert(n == nBuf);
fprintf(stderr,"%d bytes of encrypted data fed to state machine\n",n);
}
fprintf(stderr, "%d bytes of encrypted data fed to state machine\n", n);
}
int SSLStateMachine_read_extract(SSLStateMachine *pMachine,
unsigned char *aucBuf,int nBuf)
{
int SSLStateMachine_read_extract(SSLStateMachine * pMachine,
unsigned char *aucBuf, int nBuf)
{
int n;
if(!SSL_is_init_finished(pMachine->pSSL))
{
fprintf(stderr,"Doing SSL_accept\n");
n=SSL_accept(pMachine->pSSL);
if(n == 0)
fprintf(stderr,"SSL_accept returned zero\n");
if(n < 0)
{
int err;
if (!SSL_is_init_finished(pMachine->pSSL)) {
fprintf(stderr, "Doing SSL_accept\n");
n = SSL_accept(pMachine->pSSL);
if (n == 0)
fprintf(stderr, "SSL_accept returned zero\n");
if (n < 0) {
int err;
if((err=SSL_get_error(pMachine->pSSL,n)) == SSL_ERROR_WANT_READ)
{
fprintf(stderr,"SSL_accept wants more data\n");
return 0;
}
if ((err =
SSL_get_error(pMachine->pSSL, n)) == SSL_ERROR_WANT_READ) {
fprintf(stderr, "SSL_accept wants more data\n");
return 0;
}
SSLStateMachine_print_error(pMachine,"SSL_accept error");
exit(7);
}
return 0;
}
n=SSL_read(pMachine->pSSL,aucBuf,nBuf);
if(n < 0)
{
int err=SSL_get_error(pMachine->pSSL,n);
if(err == SSL_ERROR_WANT_READ)
{
fprintf(stderr,"SSL_read wants more data\n");
return 0;
}
SSLStateMachine_print_error(pMachine,"SSL_read error");
exit(8);
}
fprintf(stderr,"%d bytes of decrypted data read from state machine\n",n);
return n;
SSLStateMachine_print_error(pMachine, "SSL_accept error");
exit(7);
}
return 0;
}
int SSLStateMachine_write_can_extract(SSLStateMachine *pMachine)
{
int n=BIO_pending(pMachine->pbioWrite);
if(n)
fprintf(stderr,"There is encrypted data available to write\n");
n = SSL_read(pMachine->pSSL, aucBuf, nBuf);
if (n < 0) {
int err = SSL_get_error(pMachine->pSSL, n);
if (err == SSL_ERROR_WANT_READ) {
fprintf(stderr, "SSL_read wants more data\n");
return 0;
}
SSLStateMachine_print_error(pMachine, "SSL_read error");
exit(8);
}
fprintf(stderr, "%d bytes of decrypted data read from state machine\n",
n);
return n;
}
int SSLStateMachine_write_can_extract(SSLStateMachine * pMachine)
{
int n = BIO_pending(pMachine->pbioWrite);
if (n)
fprintf(stderr, "There is encrypted data available to write\n");
else
fprintf(stderr,"There is no encrypted data available to write\n");
fprintf(stderr, "There is no encrypted data available to write\n");
return n;
}
}
int SSLStateMachine_write_extract(SSLStateMachine *pMachine,
unsigned char *aucBuf,int nBuf)
{
int SSLStateMachine_write_extract(SSLStateMachine * pMachine,
unsigned char *aucBuf, int nBuf)
{
int n;
n=BIO_read(pMachine->pbioWrite,aucBuf,nBuf);
fprintf(stderr,"%d bytes of encrypted data read from state machine\n",n);
n = BIO_read(pMachine->pbioWrite, aucBuf, nBuf);
fprintf(stderr, "%d bytes of encrypted data read from state machine\n",
n);
return n;
}
}
void SSLStateMachine_write_inject(SSLStateMachine *pMachine,
const unsigned char *aucBuf,int nBuf)
{
int n=SSL_write(pMachine->pSSL,aucBuf,nBuf);
/* If it turns out this assert fails, then buffer the data here
* and just feed it in in churn instead. Seems to me that it
* should be guaranteed to succeed, though.
void SSLStateMachine_write_inject(SSLStateMachine * pMachine,
const unsigned char *aucBuf, int nBuf)
{
int n = SSL_write(pMachine->pSSL, aucBuf, nBuf);
/*
* If it turns out this assert fails, then buffer the data here and just
* feed it in in churn instead. Seems to me that it should be guaranteed
* to succeed, though.
*/
assert(n == nBuf);
fprintf(stderr,"%d bytes of unencrypted data fed to state machine\n",n);
}
fprintf(stderr, "%d bytes of unencrypted data fed to state machine\n", n);
}
int OpenSocket(int nPort)
{
{
int nSocket;
struct sockaddr_in saServer;
struct sockaddr_in saClient;
int one=1;
int one = 1;
int nSize;
int nFD;
int nLen;
nSocket=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
if(nSocket < 0)
{
perror("socket");
exit(1);
}
if(setsockopt(nSocket,SOL_SOCKET,SO_REUSEADDR,(char *)&one,sizeof one) < 0)
{
perror("setsockopt");
exit(2);
}
memset(&saServer,0,sizeof saServer);
saServer.sin_family=AF_INET;
saServer.sin_port=htons(nPort);
nSize=sizeof saServer;
if(bind(nSocket,(struct sockaddr *)&saServer,nSize) < 0)
{
perror("bind");
exit(3);
}
if(listen(nSocket,512) < 0)
{
perror("listen");
exit(4);
}
nLen=sizeof saClient;
nFD=accept(nSocket,(struct sockaddr *)&saClient,&nLen);
if(nFD < 0)
{
perror("accept");
exit(5);
}
fprintf(stderr,"Incoming accepted on port %d\n",nPort);
return nFD;
nSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if (nSocket < 0) {
perror("socket");
exit(1);
}
int main(int argc,char **argv)
{
if (setsockopt
(nSocket, SOL_SOCKET, SO_REUSEADDR, (char *)&one, sizeof one) < 0) {
perror("setsockopt");
exit(2);
}
memset(&saServer, 0, sizeof saServer);
saServer.sin_family = AF_INET;
saServer.sin_port = htons(nPort);
nSize = sizeof saServer;
if (bind(nSocket, (struct sockaddr *)&saServer, nSize) < 0) {
perror("bind");
exit(3);
}
if (listen(nSocket, 512) < 0) {
perror("listen");
exit(4);
}
nLen = sizeof saClient;
nFD = accept(nSocket, (struct sockaddr *)&saClient, &nLen);
if (nFD < 0) {
perror("accept");
exit(5);
}
fprintf(stderr, "Incoming accepted on port %d\n", nPort);
return nFD;
}
int main(int argc, char **argv)
{
SSLStateMachine *pMachine;
int nPort;
int nFD;
const char *szCertificateFile;
const char *szKeyFile;
char rbuf[1];
int nrbuf=0;
int nrbuf = 0;
if(argc != 4)
{
fprintf(stderr,"%s <port> <certificate file> <key file>\n",argv[0]);
exit(6);
}
if (argc != 4) {
fprintf(stderr, "%s <port> <certificate file> <key file>\n", argv[0]);
exit(6);
}
nPort=atoi(argv[1]);
szCertificateFile=argv[2];
szKeyFile=argv[3];
nPort = atoi(argv[1]);
szCertificateFile = argv[2];
szKeyFile = argv[3];
OpenSSL_add_ssl_algorithms();
SSL_load_error_strings();
nFD=OpenSocket(nPort);
nFD = OpenSocket(nPort);
pMachine=SSLStateMachine_new(szCertificateFile,szKeyFile);
pMachine = SSLStateMachine_new(szCertificateFile, szKeyFile);
for( ; ; )
{
fd_set rfds,wfds;
unsigned char buf[1024];
int n;
for (;;) {
fd_set rfds, wfds;
unsigned char buf[1024];
int n;
FD_ZERO(&rfds);
FD_ZERO(&wfds);
FD_ZERO(&rfds);
FD_ZERO(&wfds);
/* Select socket for input */
FD_SET(nFD,&rfds);
/* Select socket for input */
FD_SET(nFD, &rfds);
/* check whether there's decrypted data */
if(!nrbuf)
nrbuf=SSLStateMachine_read_extract(pMachine,rbuf,1);
/* check whether there's decrypted data */
if (!nrbuf)
nrbuf = SSLStateMachine_read_extract(pMachine, rbuf, 1);
/* if there's decrypted data, check whether we can write it */
if(nrbuf)
FD_SET(1,&wfds);
/* if there's decrypted data, check whether we can write it */
if (nrbuf)
FD_SET(1, &wfds);
/* Select socket for output */
if(SSLStateMachine_write_can_extract(pMachine))
FD_SET(nFD,&wfds);
/* Select socket for output */
if (SSLStateMachine_write_can_extract(pMachine))
FD_SET(nFD, &wfds);
/* Select stdin for input */
FD_SET(0,&rfds);
/* Select stdin for input */
FD_SET(0, &rfds);
/* Wait for something to do something */
n=select(nFD+1,&rfds,&wfds,NULL,NULL);
assert(n > 0);
/* Wait for something to do something */
n = select(nFD + 1, &rfds, &wfds, NULL, NULL);
assert(n > 0);
/* Socket is ready for input */
if(FD_ISSET(nFD,&rfds))
{
n=read(nFD,buf,sizeof buf);
if(n == 0)
{
fprintf(stderr,"Got EOF on socket\n");
exit(0);
}
assert(n > 0);
/* Socket is ready for input */
if (FD_ISSET(nFD, &rfds)) {
n = read(nFD, buf, sizeof buf);
if (n == 0) {
fprintf(stderr, "Got EOF on socket\n");
exit(0);
}
assert(n > 0);
SSLStateMachine_read_inject(pMachine,buf,n);
}
SSLStateMachine_read_inject(pMachine, buf, n);
}
/* stdout is ready for output (and hence we have some to send it) */
if(FD_ISSET(1,&wfds))
{
assert(nrbuf == 1);
buf[0]=rbuf[0];
nrbuf=0;
/* stdout is ready for output (and hence we have some to send it) */
if (FD_ISSET(1, &wfds)) {
assert(nrbuf == 1);
buf[0] = rbuf[0];
nrbuf = 0;
n=SSLStateMachine_read_extract(pMachine,buf+1,sizeof buf-1);
if(n < 0)
{
SSLStateMachine_print_error(pMachine,"read extract failed");
break;
}
assert(n >= 0);
++n;
if(n > 0) /* FIXME: has to be true now */
{
int w;
w=write(1,buf,n);
/* FIXME: we should push back any unwritten data */
assert(w == n);
}
}
n = SSLStateMachine_read_extract(pMachine, buf + 1,
sizeof buf - 1);
if (n < 0) {
SSLStateMachine_print_error(pMachine, "read extract failed");
break;
}
assert(n >= 0);
++n;
if (n > 0) { /* FIXME: has to be true now */
int w;
/* Socket is ready for output (and therefore we have output to send) */
if(FD_ISSET(nFD,&wfds))
{
int w;
w = write(1, buf, n);
/* FIXME: we should push back any unwritten data */
assert(w == n);
}
}
n=SSLStateMachine_write_extract(pMachine,buf,sizeof buf);
assert(n > 0);
/*
* Socket is ready for output (and therefore we have output to send)
*/
if (FD_ISSET(nFD, &wfds)) {
int w;
w=write(nFD,buf,n);
/* FIXME: we should push back any unwritten data */
assert(w == n);
}
n = SSLStateMachine_write_extract(pMachine, buf, sizeof buf);
assert(n > 0);
/* Stdin is ready for input */
if(FD_ISSET(0,&rfds))
{
n=read(0,buf,sizeof buf);
if(n == 0)
{
fprintf(stderr,"Got EOF on stdin\n");
exit(0);
}
assert(n > 0);
w = write(nFD, buf, n);
/* FIXME: we should push back any unwritten data */
assert(w == n);
}
SSLStateMachine_write_inject(pMachine,buf,n);
}
}
/* Stdin is ready for input */
if (FD_ISSET(0, &rfds)) {
n = read(0, buf, sizeof buf);
if (n == 0) {
fprintf(stderr, "Got EOF on stdin\n");
exit(0);
}
assert(n > 0);
SSLStateMachine_write_inject(pMachine, buf, n);
}
}
/* not reached */
return 0;
}
}