33 lines
		
	
	
		
			654 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			33 lines
		
	
	
		
			654 B
		
	
	
	
		
			C
		
	
	
	
	
	
| #include "syslib.h"
 | |
| 
 | |
| int sys_getmcontext(proc, mcp)
 | |
| endpoint_t proc;		/* process retrieving context */
 | |
| mcontext_t *mcp;		/* where to store context */
 | |
| {
 | |
| /* A process wants to store its context in mcp. */
 | |
| 
 | |
|   message m;
 | |
|   int r;
 | |
| 
 | |
|   m.PR_ENDPT = proc;
 | |
|   m.PR_CTX_PTR = (char *) mcp;
 | |
|   r = _kernel_call(SYS_GETMCONTEXT, &m);
 | |
|   return r;
 | |
| }
 | |
| 
 | |
| int sys_setmcontext(proc, mcp)
 | |
| endpoint_t proc;		/* process setting context */
 | |
| mcontext_t *mcp;		/* where to get context from */
 | |
| {
 | |
| /* A process wants to restore context stored in ucp. */
 | |
| 
 | |
|   message m;
 | |
|   int r;
 | |
| 
 | |
|   m.PR_ENDPT = proc;
 | |
|   m.PR_CTX_PTR = (char *) mcp;
 | |
|   r = _kernel_call(SYS_SETMCONTEXT, &m);
 | |
|   return r;
 | |
| }
 | |
| 
 | 
