* - Stack Initialisation
*/
#define DEBUG 0
-#define VERSION ((0<<8)|10)
+#define VERSION VER2(0,10)
#include "ipstack.h"
#include "link.h"
#include <modules.h>
#include <tpl_drv_common.h>
#include <tpl_drv_network.h>
+// === CONSTANTS ===
+//! Default timeout value, 30 seconds
+#define DEFAULT_TIMEOUT (30*1000)
+
// === IMPORTS ===
extern int ARP_Initialise();
+extern void UDP_Initialise();
+extern void TCP_Initialise();
extern int IPv4_Initialise();
+extern int IPv4_Ping(tInterface *Iface, tIPv4 Addr);
// === PROTOTYPES ===
int IPStack_Install(char **Arguments);
-char *IPStack_ReadDir(tVFS_Node *Node, int Pos);
-tVFS_Node *IPStack_FindDir(tVFS_Node *Node, char *Name);
- int IPStack_IOCtl(tVFS_Node *Node, int ID, void *Data);
+ int IPStack_IOCtlRoot(tVFS_Node *Node, int ID, void *Data);
+char *IPStack_Root_ReadDir(tVFS_Node *Node, int Pos);
+tVFS_Node *IPStack_Root_FindDir(tVFS_Node *Node, char *Name);
+ int IPStack_Root_IOCtl(tVFS_Node *Node, int ID, void *Data);
int IPStack_AddInterface(char *Device);
tAdapter *IPStack_GetAdapter(char *Path);
+char *IPStack_Iface_ReadDir(tVFS_Node *Node, int Pos);
+tVFS_Node *IPStack_Iface_FindDir(tVFS_Node *Node, char *Name);
+ int IPStack_Iface_IOCtl(tVFS_Node *Node, int ID, void *Data);
// === GLOBALS ===
MODULE_DEFINE(0, VERSION, IPStack, IPStack_Install, NULL, NULL);
.NumACLs = 1,
.ACLs = &gVFS_ACL_EveryoneRX,
.Flags = VFS_FFLAG_DIRECTORY,
- .ReadDir = IPStack_ReadDir,
- .FindDir = IPStack_FindDir,
- .IOCtl = IPStack_IOCtl
+ .ReadDir = IPStack_Root_ReadDir,
+ .FindDir = IPStack_Root_FindDir,
+ .IOCtl = IPStack_Root_IOCtl
}
};
tSpinlock glIP_Interfaces = 0;
int giIP_NextIfaceId = 1;
tSpinlock glIP_Adapters = 0;
tAdapter *gIP_Adapters = NULL;
+tSocketFile *gIP_FileTemplates;
// === CODE ===
/**
// Install Handlers
ARP_Initialise();
IPv4_Initialise();
+ TCP_Initialise();
+ UDP_Initialise();
if(Arguments)
{
return 1;
}
+/**
+ * \brief Adds a file to the socket list
+ */
+int IPStack_AddFile(tSocketFile *File)
+{
+ Log("IPStack_AddFile: %s", File->Name);
+ File->Next = gIP_FileTemplates;
+ gIP_FileTemplates = File;
+ return 0;
+}
+
/**
* \brief Read from the IP Stack's Device Directory
*/
-char *IPStack_ReadDir(tVFS_Node *Node, int Pos)
+char *IPStack_Root_ReadDir(tVFS_Node *Node, int Pos)
{
tInterface *iface;
- char name[] = "ip0\0\0\0";
+ char *name;
ENTER("pNode iPos", Node, Pos);
// Traverse the list
return NULL;
}
+ name = malloc(4);
+
// Create the name
Pos = iface->Node.ImplInt;
- if(Pos < 10)
- name[2] = '0' + Pos;
+ if(Pos < 10) {
+ name[0] = '0' + Pos;
+ name[1] = '\0';
+ }
else if(Pos < 100) {
- name[2] = '0' + Pos/10;
- name[3] = '0' + Pos%10;
+ name[0] = '0' + Pos/10;
+ name[1] = '0' + Pos%10;
+ name[2] = '\0';
}
else {
- name[2] = '0' + Pos/100;
- name[3] = '0' + (Pos/10)%10;
- name[4] = '0' + Pos%10;
+ name[0] = '0' + Pos/100;
+ name[1] = '0' + (Pos/10)%10;
+ name[2] = '0' + Pos%10;
+ name[3] = '\0';
}
LEAVE('s', name);
// Return the pre-generated name
- return strdup(name);
+ return name;
}
/**
* \brief Get the node of an interface
*/
-tVFS_Node *IPStack_FindDir(tVFS_Node *Node, char *Name)
+tVFS_Node *IPStack_Root_FindDir(tVFS_Node *Node, char *Name)
{
int i, num;
tInterface *iface;
ENTER("pNode sName", Node, Name);
- if(Name[0] != 'i' || Name[1] != 'p') {
- LEAVE('n');
- return NULL;
- }
-
- i = 2; num = 0;
+ i = 0; num = 0;
while('0' <= Name[i] && Name[i] <= '9')
{
num *= 10;
}
static const char *casIOCtls_Root[] = { DRV_IOCTLNAMES, "add_interface", NULL };
+/**
+ * \brief Handles IOCtls for the IPStack root
+ */
+int IPStack_Root_IOCtl(tVFS_Node *Node, int ID, void *Data)
+{
+ int tmp;
+ ENTER("pNode iID pData", Node, ID, Data);
+
+ switch(ID)
+ {
+ // --- Standard IOCtls (0-3) ---
+ case DRV_IOCTL_TYPE:
+ LEAVE('i', DRV_TYPE_MISC);
+ return DRV_TYPE_MISC;
+
+ case DRV_IOCTL_IDENT:
+ tmp = ModUtil_SetIdent(Data, "IPStack");
+ LEAVE('i', 1);
+ return 1;
+
+ case DRV_IOCTL_VERSION:
+ LEAVE('x', VERSION);
+ return VERSION;
+
+ case DRV_IOCTL_LOOKUP:
+ tmp = ModUtil_LookupString( (char**)casIOCtls_Root, (char*)Data );
+ LEAVE('i', tmp);
+ return tmp;
+
+ /*
+ * add_interface
+ * - Adds a new IP interface and binds it to a device
+ */
+ case 4:
+ if( Threads_GetUID() != 0 ) LEAVE_RET('i', -1);
+ if( !CheckString( Data ) ) LEAVE_RET('i', -1);
+ tmp = IPStack_AddInterface(Data);
+ LEAVE_RET('i', tmp);
+ }
+ LEAVE('i', 0);
+ return 0;
+}
+
+/**
+ * \brief Read from an interface's directory
+ */
+char *IPStack_Iface_ReadDir(tVFS_Node *Node, int Pos)
+{
+ tSocketFile *file = gIP_FileTemplates;
+ while(Pos-- && file) {
+ Log("IPStack_Iface_ReadDir: %s", file->Name);
+ file = file->Next;
+ }
+
+ if(!file) return NULL;
+
+ return strdup(file->Name);
+}
+
+/**
+ * \brief Gets a named node from an interface directory
+ */
+tVFS_Node *IPStack_Iface_FindDir(tVFS_Node *Node, char *Name)
+{
+ tSocketFile *file = gIP_FileTemplates;
+
+ // Get file definition
+ for(;file;file = file->Next)
+ {
+ if( strcmp(file->Name, Name) == 0 ) break;
+ Log("IPStack_Iface_FindDir: strcmp('%s', '%s')", file->Name, Name);
+ }
+ if(!file) return NULL;
+
+ // Pass the buck!
+ return file->Init(Node->ImplPtr);
+}
+
+/**
+ * \brief Names for interface IOCtl Calls
+ */
static const char *casIOCtls_Iface[] = {
DRV_IOCTLNAMES,
"getset_type",
"get_address", "set_address",
"getset_subnet",
"get_gateway", "set_gateway",
+ "ping",
NULL
};
/**
- * \brief Handles IOCtls for the IPStack root/interfaces
+ * \brief Handles IOCtls for the IPStack interfaces
*/
-int IPStack_IOCtl(tVFS_Node *Node, int ID, void *Data)
+int IPStack_Iface_IOCtl(tVFS_Node *Node, int ID, void *Data)
{
int tmp;
+ tInterface *iface = (tInterface*)Node->ImplPtr;
ENTER("pNode iID pData", Node, ID, Data);
switch(ID)
return DRV_TYPE_MISC;
case DRV_IOCTL_IDENT:
- if( !CheckMem( Data, 4 ) ) LEAVE_RET('i', -1);
- memcpy(Data, "IP\0\0", 4);
+ tmp = ModUtil_SetIdent(Data, STR(IDENT));
LEAVE('i', 1);
return 1;
return VERSION;
case DRV_IOCTL_LOOKUP:
- if( !CheckString( Data ) ) LEAVE_RET('i', -1);
- LOG("Lookup '%s'", Data);
- if( Node == &gIP_DriverInfo.RootNode )
- tmp = LookupString( (char**)casIOCtls_Root, (char*)Data );
- else
- tmp = LookupString( (char**)casIOCtls_Iface, (char*)Data );
+ tmp = ModUtil_LookupString( (char**)casIOCtls_Iface, (char*)Data );
LEAVE('i', tmp);
return tmp;
- }
- if(Node == &gIP_DriverInfo.RootNode)
- {
- switch(ID)
+ /*
+ * getset_type
+ * - Get/Set the interface type
+ */
+ case 4:
+ // Set Type?
+ if( Data )
{
- /*
- * add_interface
- * - Adds a new IP interface and binds it to a device
- */
+ // Ok, it's set type
+ if( Threads_GetUID() != 0 ) {
+ LOG("Attempt by non-root to alter an interface (%i)", Threads_GetUID());
+ LEAVE('i', -1);
+ return -1;
+ }
+ if( !CheckMem( Data, sizeof(int) ) ) {
+ LOG("Invalid pointer %p", Data);
+ LEAVE('i', -1);
+ return -1;
+ }
+ switch( *(int*)Data )
+ {
+ case 0: // Disable
+ iface->Type = 0;
+ memset(&iface->IP6, 0, sizeof(tIPv6)); // Clear address
+ break;
+ case 4: // IPv4
+ iface->Type = 4;
+ memset(&iface->IP4, 0, sizeof(tIPv4));
+ break;
+ case 6: // IPv6
+ iface->Type = 6;
+ memset(&iface->IP6, 0, sizeof(tIPv6));
+ break;
+ default:
+ LEAVE('i', -1);
+ return -1;
+ }
+ }
+ LEAVE('i', iface->Type);
+ return iface->Type;
+
+ /*
+ * get_address
+ * - Get the interface's address
+ */
+ case 5:
+ switch(iface->Type)
+ {
+ case 0: LEAVE_RET('i', 1);
case 4:
- if( Threads_GetUID() != 0 ) LEAVE_RET('i', -1);
- if( !CheckString( Data ) ) LEAVE_RET('i', -1);
- tmp = IPStack_AddInterface(Data);
- LEAVE_RET('i', tmp);
+ if( !CheckMem( Data, sizeof(tIPv4) ) ) LEAVE_RET('i', -1);
+ memcpy( Data, &iface->IP4.Address, sizeof(tIPv4) );
+ LEAVE_RET('i', 1);
+ case 6:
+ if( !CheckMem( Data, sizeof(tIPv6) ) ) LEAVE_RET('i', -1);
+ memcpy( Data, &iface->IP6.Address, sizeof(tIPv6) );
+ LEAVE_RET('i', 1);
}
- LEAVE('i', 0);
- return 0;
- }
- else
- {
- tInterface *iface = (tInterface*)Node->ImplPtr;
- switch(ID)
+ LEAVE_RET('i', 0);
+
+ /*
+ * set_address
+ * - Get the interface's address
+ */
+ case 6:
+ if( Threads_GetUID() != 0 ) LEAVE_RET('i', -1);
+ switch(iface->Type)
{
- /*
- * getset_type
- * - Get/Set the interface type
- */
+ case 0: LEAVE_RET('i', 1);
case 4:
- // Set Type?
- if( Data )
+ if( !CheckMem( Data, sizeof(tIPv4) ) ) LEAVE_RET('i', -1);
+ iface->Type = 0; // One very hacky mutex/trash protector
+ memcpy( &iface->IP4.Address, Data, sizeof(tIPv4) );
+ iface->Type = 4;
+ LEAVE_RET('i', 1);
+ case 6:
+ if( !CheckMem( Data, sizeof(tIPv6) ) ) LEAVE_RET('i', -1);
+ iface->Type = 0;
+ memcpy( &iface->IP6.Address, Data, sizeof(tIPv6) );
+ iface->Type = 6;
+ LEAVE_RET('i', 1);
+ }
+ LEAVE_RET('i', 0);
+
+ /*
+ * getset_subnet
+ * - Get/Set the bits in the address subnet
+ */
+ case 7:
+ // Get?
+ if( Data == NULL )
+ {
+ switch( iface->Type )
{
- // Ok, it's set type
- if( Threads_GetUID() != 0 ) {
- LOG("Attempt by non-root to alter an interface (%i)", Threads_GetUID());
- LEAVE('i', -1);
- return -1;
- }
- if( !CheckMem( Data, sizeof(int) ) ) {
- LOG("Invalid pointer %p", Data);
- LEAVE('i', -1);
- return -1;
- }
- switch( *(int*)Data )
- {
- case 0: // Disable
- iface->Type = 0;
- memset(&iface->IP6, 0, sizeof(tIPv6)); // Clear address
- break;
- case 4: // IPv4
- iface->Type = 4;
- memset(&iface->IP4, 0, sizeof(tIPv4));
- break;
- case 6: // IPv6
- iface->Type = 6;
- memset(&iface->IP6, 0, sizeof(tIPv6));
- break;
- default:
- LEAVE('i', -1);
- return -1;
- }
+ case 4: LEAVE_RET('i', iface->IP4.SubnetBits);
+ case 6: LEAVE_RET('i', iface->IP6.SubnetBits);
+ default: LEAVE_RET('i', 0);
}
- LEAVE('i', iface->Type);
- return iface->Type;
+ }
- /*
- * get_address
- * - Get the interface's address
- */
- case 5:
- switch(iface->Type)
- {
- case 0: LEAVE_RET('i', 1);
- case 4:
- if( !CheckMem( Data, sizeof(tIPv4) ) ) LEAVE_RET('i', -1);
- memcpy( Data, &iface->IP4.Address, sizeof(tIPv4) );
- LEAVE_RET('i', 1);
- case 6:
- if( !CheckMem( Data, sizeof(tIPv6) ) ) LEAVE_RET('i', -1);
- memcpy( Data, &iface->IP6.Address, sizeof(tIPv6) );
- LEAVE_RET('i', 1);
- }
- LEAVE_RET('i', 0);
+ // Ok, set.
+ if( Threads_GetUID() != 0 ) LEAVE_RET('i', -1);
+ if( !CheckMem(Data, sizeof(int)) ) LEAVE_RET('i', -1);
- /*
- * set_address
- * - Get the interface's address
- */
+ // Check and set the subnet bits
+ switch( iface->Type )
+ {
+ case 4:
+ if( *(int*)Data < 0 || *(int*)Data > 31 ) LEAVE_RET('i', -1);
+ iface->IP4.SubnetBits = *(int*)Data;
+ LEAVE_RET('i', iface->IP4.SubnetBits);
case 6:
- if( Threads_GetUID() != 0 ) LEAVE_RET('i', -1);
- switch(iface->Type)
- {
- case 0: LEAVE_RET('i', 1);
- case 4:
- if( !CheckMem( Data, sizeof(tIPv4) ) ) LEAVE_RET('i', -1);
- iface->Type = 0; // One very hacky mutex/trash protector
- memcpy( &iface->IP4.Address, Data, sizeof(tIPv4) );
- iface->Type = 4;
- LEAVE_RET('i', 1);
- case 6:
- if( !CheckMem( Data, sizeof(tIPv6) ) ) LEAVE_RET('i', -1);
- iface->Type = 0;
- memcpy( &iface->IP6.Address, Data, sizeof(tIPv6) );
- iface->Type = 6;
- LEAVE_RET('i', 1);
- }
- LEAVE_RET('i', 0);
+ if( *(int*)Data < 0 || *(int*)Data > 127 ) LEAVE_RET('i', -1);
+ iface->IP6.SubnetBits = *(int*)Data;
+ LEAVE_RET('i', iface->IP6.SubnetBits);
+ default:
+ break;
+ }
- /*
- * getset_subnet
- * - Get/Set the bits in the address subnet
- */
- case 7:
- // Get?
- if( Data == NULL )
- {
- switch( iface->Type )
- {
- case 4: LEAVE_RET('i', iface->IP4.SubnetBits);
- case 6: LEAVE_RET('i', iface->IP6.SubnetBits);
- default: LEAVE_RET('i', 0);
- }
- }
-
- // Ok, set.
- if( Threads_GetUID() != 0 ) LEAVE_RET('i', -1);
- if( !CheckMem(Data, sizeof(int)) ) LEAVE_RET('i', -1);
-
- // Check and set the subnet bits
- switch( iface->Type )
- {
- case 4:
- if( *(int*)Data < 0 || *(int*)Data > 31 ) LEAVE_RET('i', -1);
- iface->IP4.SubnetBits = *(int*)Data;
- LEAVE_RET('i', iface->IP4.SubnetBits);
- case 6:
- if( *(int*)Data < 0 || *(int*)Data > 127 ) LEAVE_RET('i', -1);
- iface->IP6.SubnetBits = *(int*)Data;
- LEAVE_RET('i', iface->IP6.SubnetBits);
- default:
- break;
- }
-
- LEAVE('i', 0);
- return 0;
+ LEAVE('i', 0);
+ return 0;
+
+ /*
+ * get_gateway
+ * - Get the interface's IPv4 gateway
+ */
+ case 8:
+ switch(iface->Type)
+ {
+ case 0:
+ LEAVE_RET('i', 1);
+ case 4:
+ if( !CheckMem( Data, sizeof(tIPv4) ) ) LEAVE_RET('i', -1);
+ memcpy( Data, &iface->IP4.Gateway, sizeof(tIPv4) );
+ LEAVE_RET('i', 1);
+ case 6:
+ LEAVE_RET('i', 1);
+ }
+ LEAVE('i', 0);
+ return 0;
+
+ /*
+ * set_gateway
+ * - Get/Set the interface's IPv4 gateway
+ */
+ case 9:
+ if( Threads_GetUID() != 0 ) LEAVE_RET('i', -1);
+ switch(iface->Type)
+ {
+ case 0:
+ LEAVE_RET('i', 1);
+
+ case 4:
+ if( !CheckMem( Data, sizeof(tIPv4) ) ) LEAVE_RET('i', -1);
+ iface->Type = 0; // One very hacky mutex/trash protector
+ memcpy( &iface->IP4.Gateway, Data, sizeof(tIPv4) );
+ iface->Type = 4;
+ LEAVE_RET('i', 1);
- /*
- * get_gateway
- * - Get the interface's IPv4 gateway
- */
- case 8:
- switch(iface->Type)
- {
- case 0:
- LEAVE_RET('i', 1);
- case 4:
- if( !CheckMem( Data, sizeof(tIPv4) ) ) LEAVE_RET('i', -1);
- memcpy( Data, &iface->IP4.Gateway, sizeof(tIPv4) );
- LEAVE_RET('i', 1);
- case 6:
- LEAVE_RET('i', 1);
- }
- LEAVE('i', 0);
- return 0;
+ case 6:
+ LEAVE_RET('i', 1);
+ }
+ break;
+
+ /*
+ * ping
+ * - Send an ICMP Echo
+ */
+ case 10:
+ switch(iface->Type)
+ {
+ case 0:
+ LEAVE_RET('i', 1);
- /*
- * set_gateway
- * - Get the interface's IPv4 gateway
- */
- case 9:
- if( Threads_GetUID() != 0 ) LEAVE_RET('i', -1);
- switch(iface->Type)
- {
- case 0:
- LEAVE_RET('i', 1);
+ case 4:
+ if( !CheckMem( Data, sizeof(tIPv4) ) ) LEAVE_RET('i', -1);
+ tmp = IPv4_Ping(iface, *(tIPv4*)Data);
+ LEAVE('i', tmp);
+ return tmp;
- case 4:
- if( !CheckMem( Data, sizeof(tIPv4) ) ) LEAVE_RET('i', -1);
- iface->Type = 0; // One very hacky mutex/trash protector
- memcpy( &iface->IP4.Gateway, Data, sizeof(tIPv4) );
- iface->Type = 4;
- LEAVE_RET('i', 1);
-
- case 6:
- LEAVE_RET('i', 1);
- }
- LEAVE_RET('i', 0);
+ case 6:
+ LEAVE_RET('i', 1);
}
+ break;
+
}
LEAVE('i', 0);
iface->Node.ImplPtr = iface;
iface->Node.ImplInt = giIP_NextIfaceId++;
iface->Node.Flags = VFS_FFLAG_DIRECTORY;
- iface->Node.Size = 0;
+ iface->Node.Size = -1;
iface->Node.NumACLs = 1;
iface->Node.ACLs = &gVFS_ACL_EveryoneRX;
- iface->Node.ReadDir = NULL;
- iface->Node.FindDir = NULL;
- iface->Node.IOCtl = IPStack_IOCtl;
+ iface->Node.ReadDir = IPStack_Iface_ReadDir;
+ iface->Node.FindDir = IPStack_Iface_FindDir;
+ iface->Node.IOCtl = IPStack_Iface_IOCtl;
+
+ // Set Defaults
+ iface->TimeoutDelay = DEFAULT_TIMEOUT;
// Get adapter handle
iface->Adapter = IPStack_GetAdapter(Device);
git.ucc.asn.au / tpg / acess2.git / blobdiff
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