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Merge PR #438: Solaris: use DLPI style 1 attachment and check for /dev/net used by Illumos and Solaris 10+.

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This commit is contained in:
Davide Beatrici 2018-07-26 09:06:54 +02:00 committed by GitHub
commit be0e3cfb61
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 28 additions and 31 deletions
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57
src/Cedar/BridgeUnix.c
View File

@ -908,7 +908,6 @@ bool EthIsChangeMtuSupported(ETH *e)
ETH *OpenEthSolaris(char *name, bool local, bool tapmode, char *tapaddr)
{
char devname[MAX_SIZE];
UINT devid;
int fd;
ETH *e;
CANCEL *c;
@ -921,12 +920,12 @@ ETH *OpenEthSolaris(char *name, bool local, bool tapmode, char *tapaddr)
}
// Parse device name
if (ParseUnixEthDeviceName(devname, sizeof(devname), &devid, name) == false)
if (ParseUnixEthDeviceName(devname, sizeof(devname), name) == false)
{
return NULL;
}
// Open the device
// Open the device - use style 1 attachment
fd = open(devname, O_RDWR);
if (fd == -1)
{
@ -934,22 +933,6 @@ ETH *OpenEthSolaris(char *name, bool local, bool tapmode, char *tapaddr)
return NULL;
}
// Attach to the device
if (DlipAttachRequest(fd, devid) == false)
{
// Failed
close(fd);
return NULL;
}
// Verify ACK message
if (DlipReceiveAck(fd) == false)
{
// Failed
close(fd);
return NULL;
}
// Bind to SAP
if (DlipBindRequest(fd) == false)
{
@ -1174,12 +1157,16 @@ bool DlipReceiveAck(int fd)
#endif // UNIX_SOLARIS
// Separate UNIX device name string into device name and id number
bool ParseUnixEthDeviceName(char *dst_devname, UINT dst_devname_size, UINT *dst_devid, char *src_name)
bool ParseUnixEthDeviceName(char *dst_devname, UINT dst_devname_size, char *src_name)
{
UINT len, i, j;
UINT len, i;
struct stat s;
int err;
char *device_path;
int device_pathlen;
// Validate arguments
if (dst_devname == NULL || dst_devid == NULL || src_name == NULL)
if (dst_devname == NULL || src_name == NULL)
{
return false;
}
@ -1191,6 +1178,19 @@ bool ParseUnixEthDeviceName(char *dst_devname, UINT dst_devname_size, UINT *dst_
return false;
}
// Solaris 10 and higher make real and virtual devices available in /dev/net
err = stat("/dev/net", &s);
if (err != -1 && S_ISDIR(s.st_mode))
{
device_path = "/dev/net/";
}
else
{
device_path = "/dev/";
}
device_pathlen = strlen(device_path);
for (i = len-1; i+1 != 0; i--)
{
// Find last non-numeric character
@ -1201,15 +1201,12 @@ bool ParseUnixEthDeviceName(char *dst_devname, UINT dst_devname_size, UINT *dst_
{
return false;
}
*dst_devid = ToInt(src_name + i + 1);
StrCpy(dst_devname, dst_devname_size, "/dev/");
for (j = 0; j<i+1 && j<dst_devname_size-6; j++)
{
dst_devname[j+5] = src_name[j];
}
dst_devname[j+5]=0;
return true;
}
StrCpy(dst_devname, dst_devname_size, device_path);
StrCpy(dst_devname + device_pathlen, dst_devname_size-device_pathlen, src_name);
dst_devname[device_pathlen + len] = 0;
return true;
}
// All characters in the string was numeric: error
return false;

2
src/Cedar/BridgeUnix.h
View File

@ -201,7 +201,7 @@ ETH *OpenEth(char *name, bool local, bool tapmode, char *tapaddr);
ETH *OpenEthLinux(char *name, bool local, bool tapmode, char *tapaddr);
ETH *OpenEthSolaris(char *name, bool local, bool tapmode, char *tapaddr);
ETH *OpenEthPcap(char *name, bool local, bool tapmode, char *tapaddr);
bool ParseUnixEthDeviceName(char *dst_devname, UINT dst_devname_size, UINT *dst_devid, char *src_name);
bool ParseUnixEthDeviceName(char *dst_devname, UINT dst_devname_size, char *src_name);
void CloseEth(ETH *e);
CANCEL *EthGetCancel(ETH *e);
UINT EthGetPacket(ETH *e, void **data);