Modules/USB - Fiddling with USB

[tpg/acess2.git] / AcessNative / acesskernel_src / syscalls.c

diff --git a/AcessNative/acesskernel_src/syscalls.c b/AcessNative/acesskernel_src/syscalls.c
index f48b1a9..b41e354 100644 (file)
--- a/AcessNative/acesskernel_src/syscalls.c
+++ b/AcessNative/acesskernel_src/syscalls.c
@@ -15,6 +15,16 @@ extern int   Threads_Fork(void);     // AcessNative only function
 typedef int    (*tSyscallHandler)(Uint *Errno, const char *Format, void *Args, int *Sizes);
 
 // === MACROS ===
+#define SYSCALL5(_name, _fmtstr, _t0, _t1, _t2, _t3, _t4, _call) int _name(Uint*Errno,const char*Fmt,void*Args,int*Sizes){\
+       _t0 a0;_t1 a1;_t2 a2;_t3 a3;_t4 a4;\
+       if(strcmp(Fmt,_fmtstr)!=0)return 0;\
+       a0 = *(_t0*)Args;Args+=sizeof(_t0);\
+       a1 = *(_t1*)Args;Args+=sizeof(_t1);\
+       a2 = *(_t2*)Args;Args+=sizeof(_t2);\
+       a3 = *(_t3*)Args;Args+=sizeof(_t3);\
+       a4 = *(_t4*)Args;Args+=sizeof(_t4);\
+       _call\
+}
 #define SYSCALL4(_name, _fmtstr, _t0, _t1, _t2, _t3, _call) int _name(Uint*Errno,const char*Fmt,void*Args,int*Sizes){\
        _t0 a0;_t1 a1;_t2 a2;_t3 a3;\
        if(strcmp(Fmt,_fmtstr)!=0)return 0;\
@@ -73,8 +83,10 @@ SYSCALL1(Syscall_Close, "i", int,
        return 0;
 );
 SYSCALL3(Syscall_Read, "iid", int, int, void *,
-       if( Sizes[2] < a1 )
+       if( Sizes[2] < a1 ) {
+               Log_Warning("Syscalls", "Read - %i < %i", Sizes[2], a1);
                return -1;
+       }
        return VFS_Read(a0, a1, a2);
 );
 SYSCALL3(Syscall_Write, "iid", int, int, const void *,
@@ -101,6 +113,9 @@ SYSCALL2(Syscall_ReadDir, "id", int, char *,
                return -1;
        return VFS_ReadDir(a0, a1);
 );
+SYSCALL5(Syscall_select, "idddd", int, fd_set *, fd_set *, fd_set *, time_t *,
+       return VFS_Select(a0, a1, a2, a3, a4, 0);
+);
 SYSCALL3(Syscall_OpenChild, "isi", int, const char *, int,
        return VFS_OpenChild(NULL, a0, a1, a2|VFS_OPENFLAG_USER);
 );
@@ -112,6 +127,9 @@ SYSCALL2(Syscall_GetACL, "id", int, void *,
 SYSCALL4(Syscall_Mount, "ssss", const char *, const char *, const char *, const char *,
        return VFS_Mount(a0, a1, a2, a3);
 );
+SYSCALL1(Syscall_Chdir, "s", const char *,
+       return VFS_ChDir(a0);
+);
 SYSCALL0(Syscall_Sleep,
        Threads_Sleep();
        return 0;
@@ -136,8 +154,11 @@ SYSCALL1(Syscall_SetGID, "i", int,
        return Threads_SetGID(Errno, a0);
 );
 
-SYSCALL0(Syscall_Fork,
-       return Threads_Fork();
+SYSCALL1(Syscall_Fork, "d", int *,
+       if(Sizes[0] < sizeof(int))
+               return -1;
+       *a0 = Threads_Fork();
+       return *a0;
 );
 
 const tSyscallHandler  caSyscalls[] = {
@@ -156,13 +177,18 @@ const tSyscallHandler     caSyscalls[] = {
        Syscall_GetACL,
        Syscall_Mount,
        NULL,   // SYS_REOPEN
+       Syscall_Chdir,
        
        Syscall_WaitTID,
        Syscall_SetUID,
        Syscall_SetGID,
        
        Syscall_Sleep,
-       Syscall_Fork
+       Syscall_Fork,
+
+       NULL,
+       NULL,
+       Syscall_select
 };
 const int      ciNumSyscalls = sizeof(caSyscalls)/sizeof(caSyscalls[0]);
 /**
@@ -306,7 +332,7 @@ tRequestHeader *SyscallRecieve(tRequestHeader *Request, int *ReturnLength)
        *(Uint64*)inData = retVal;
        inData += sizeof(Uint64);
        
-       LOG("Syscalls", "Return 0x%llx", retVal);
+       Log_Debug("Syscalls", "Return 0x%llx", retVal);
        
        retValueCount = 1;
        for( i = 0; i < Request->NParams; i ++ )