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This commit is contained in:
skarg
2008-08-05 13:53:57 +00:00
parent 10e74470a5
commit b310bd055a
13 changed files with 959 additions and 812 deletions
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bacnet-stack/ports/win32/rx_fsm.c
+50 -48
View File
@@ -55,20 +55,20 @@
/* file format for libpcap/winpcap */
/* from http://wiki.wireshark.org/Development/LibpcapFileFormat */
typedef struct pcap_hdr_s {
uint32_t magic_number; /* magic number */
uint16_t version_major; /* major version number */
uint16_t version_minor; /* minor version number */
int32_t thiszone; /* GMT to local correction */
uint32_t sigfigs; /* accuracy of timestamps */
uint32_t snaplen; /* max length of captured packets, in octets */
uint32_t network; /* data link type */
uint32_t magic_number; /* magic number */
uint16_t version_major; /* major version number */
uint16_t version_minor; /* minor version number */
int32_t thiszone; /* GMT to local correction */
uint32_t sigfigs; /* accuracy of timestamps */
uint32_t snaplen; /* max length of captured packets, in octets */
uint32_t network; /* data link type */
} pcap_hdr_t;
typedef struct pcaprec_hdr_s {
uint32_t ts_sec; /* timestamp seconds */
uint32_t ts_usec; /* timestamp microseconds */
uint32_t incl_len; /* number of octets of packet saved in file */
uint32_t orig_len; /* actual length of packet */
uint32_t ts_sec; /* timestamp seconds */
uint32_t ts_usec; /* timestamp microseconds */
uint32_t incl_len; /* number of octets of packet saved in file */
uint32_t orig_len; /* actual length of packet */
} pcaprec_hdr_t;
/* local port data - shared with RS-485 */
@@ -169,9 +169,9 @@ static void print_received_packet(
/* returns a delta timestamp */
void timestamp(
uint32_t *ts_sec, /* timestamp seconds since epoch (Unix) */
uint32_t *ts_usec) /* timestamp microseconds (unix) */
{
uint32_t * ts_sec, /* timestamp seconds since epoch (Unix) */
uint32_t * ts_usec)
{ /* timestamp microseconds (unix) */
DWORD ticks = 0;
static DWORD initial_ticks = 0;
static time_t initial_seconds = 0;
@@ -185,7 +185,7 @@ void timestamp(
}
ticks = GetTickCount();
/* how much total time has passed? */
elapsed_ticks = ticks - initial_ticks;
elapsed_ticks = ticks - initial_ticks;
seconds = elapsed_ticks / 1000;
milliseconds = elapsed_ticks - (seconds * 1000);
*ts_sec = initial_seconds + seconds;
@@ -195,55 +195,56 @@ void timestamp(
}
static const char *Capture_Filename = "mstp.cap";
static FILE *pFile = NULL; /* stream pointer */
static FILE *pFile = NULL; /* stream pointer */
/* write packet to file in libpcap format */
static void write_global_header(void)
static void write_global_header(
void)
{
uint32_t magic_number = 0xa1b2c3d4; /* magic number */
uint16_t version_major = 2; /* major version number */
uint16_t version_minor = 4; /* minor version number */
int32_t thiszone = 0; /* GMT to local correction */
uint32_t sigfigs = 0; /* accuracy of timestamps */
uint32_t snaplen = 65535; /* max length of captured packets, in octets */
uint32_t network = 165; /* data link type */
int32_t thiszone = 0; /* GMT to local correction */
uint32_t sigfigs = 0; /* accuracy of timestamps */
uint32_t snaplen = 65535; /* max length of captured packets, in octets */
uint32_t network = 165; /* data link type */
/* create a new file. */
pFile = fopen(Capture_Filename, "wb");
if (pFile) {
fwrite(&magic_number,sizeof(magic_number),1,pFile);
fwrite(&version_major,sizeof(version_major),1,pFile);
fwrite(&version_minor,sizeof(version_minor),1,pFile);
fwrite(&thiszone,sizeof(thiszone),1,pFile);
fwrite(&sigfigs,sizeof(sigfigs),1,pFile);
fwrite(&snaplen,sizeof(snaplen),1,pFile);
fwrite(&network,sizeof(network),1,pFile);
fwrite(&magic_number, sizeof(magic_number), 1, pFile);
fwrite(&version_major, sizeof(version_major), 1, pFile);
fwrite(&version_minor, sizeof(version_minor), 1, pFile);
fwrite(&thiszone, sizeof(thiszone), 1, pFile);
fwrite(&sigfigs, sizeof(sigfigs), 1, pFile);
fwrite(&snaplen, sizeof(snaplen), 1, pFile);
fwrite(&network, sizeof(network), 1, pFile);
} else {
fprintf(stderr,"rx_fsm: failed to open %s: %s\n",
Capture_Filename, strerror(errno));
fprintf(stderr, "rx_fsm: failed to open %s: %s\n", Capture_Filename,
strerror(errno));
}
}
static void write_received_packet(
volatile struct mstp_port_struct_t *mstp_port)
{
uint32_t ts_sec; /* timestamp seconds */
uint32_t ts_usec; /* timestamp microseconds */
uint32_t incl_len; /* number of octets of packet saved in file */
uint32_t orig_len; /* actual length of packet */
uint8_t header[8]; /* MS/TP header */
uint32_t ts_sec; /* timestamp seconds */
uint32_t ts_usec; /* timestamp microseconds */
uint32_t incl_len; /* number of octets of packet saved in file */
uint32_t orig_len; /* actual length of packet */
uint8_t header[8]; /* MS/TP header */
if (pFile) {
timestamp(&ts_sec, &ts_usec);
fwrite(&ts_sec,sizeof(ts_sec),1,pFile);
fwrite(&ts_usec,sizeof(ts_usec),1,pFile);
fwrite(&ts_sec, sizeof(ts_sec), 1, pFile);
fwrite(&ts_usec, sizeof(ts_usec), 1, pFile);
if (mstp_port->DataLength) {
incl_len = orig_len = 8 + mstp_port->DataLength + 2;
} else {
incl_len = orig_len = 8;
}
fwrite(&incl_len,sizeof(incl_len),1,pFile);
fwrite(&orig_len,sizeof(orig_len),1,pFile);
fwrite(&incl_len, sizeof(incl_len), 1, pFile);
fwrite(&orig_len, sizeof(orig_len), 1, pFile);
header[0] = 0x55;
header[1] = 0xFF;
header[2] = mstp_port->FrameType;
@@ -252,25 +253,26 @@ static void write_received_packet(
header[5] = HI_BYTE(mstp_port->DataLength);
header[6] = LO_BYTE(mstp_port->DataLength);
header[7] = mstp_port->HeaderCRCActual;
fwrite(header,sizeof(header),1,pFile);
fwrite(header, sizeof(header), 1, pFile);
if (mstp_port->DataLength) {
fwrite(mstp_port->InputBuffer,mstp_port->DataLength,1,pFile);
fwrite(&(mstp_port->DataCRCActualMSB),1,1,pFile);
fwrite(&(mstp_port->DataCRCActualLSB),1,1,pFile);
fwrite(mstp_port->InputBuffer, mstp_port->DataLength, 1, pFile);
fwrite(&(mstp_port->DataCRCActualMSB), 1, 1, pFile);
fwrite(&(mstp_port->DataCRCActualLSB), 1, 1, pFile);
}
} else {
fprintf(stderr,"rx_fsm: failed to open %s: %s\n",
Capture_Filename, strerror(errno));
fprintf(stderr, "rx_fsm: failed to open %s: %s\n", Capture_Filename,
strerror(errno));
}
}
static char *Network_Interface = NULL;
static void cleanup(void)
static void cleanup(
void)
{
if (pFile) {
fflush(pFile); /* stream pointer */
fclose(pFile); /* stream pointer */
fflush(pFile); /* stream pointer */
fclose(pFile); /* stream pointer */
}
pFile = NULL;
}