syscall_emul.cc (11140:cf07f8bf58db) syscall_emul.cc (11379:bfe4c2a8ad36)
1/*
2 * Copyright (c) 2003-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

--- 292 unchanged lines hidden (view full) ---

301 if (sim_fd < 0)
302 return -EBADF;
303
304 uint64_t offset = (offset_high << 32) | offset_low;
305
306 uint64_t result = lseek(sim_fd, offset, whence);
307 result = TheISA::htog(result);
308
1/*
2 * Copyright (c) 2003-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

--- 292 unchanged lines hidden (view full) ---

301 if (sim_fd < 0)
302 return -EBADF;
303
304 uint64_t offset = (offset_high << 32) | offset_low;
305
306 uint64_t result = lseek(sim_fd, offset, whence);
307 result = TheISA::htog(result);
308
309 if (result == (off_t)-1) {
310 //The seek failed.
309 if (result == (off_t)-1)
311 return -errno;
310 return -errno;
312 } else {
313 // The seek succeeded.
314 // Copy "result" to "result_ptr"
315 // XXX We'll assume that the size of loff_t is 64 bits on the
316 // target platform
317 BufferArg result_buf(result_ptr, sizeof(result));
318 memcpy(result_buf.bufferPtr(), &result, sizeof(result));
319 result_buf.copyOut(tc->getMemProxy());
320 return 0;
321 }
311 // Assuming that the size of loff_t is 64 bits on the target platform
312 BufferArg result_buf(result_ptr, sizeof(result));
313 memcpy(result_buf.bufferPtr(), &result, sizeof(result));
314 result_buf.copyOut(tc->getMemProxy());
315 return 0;
322}
323
324
325SyscallReturn
326munmapFunc(SyscallDesc *desc, int num, LiveProcess *p, ThreadContext *tc)
327{
328 // given that we don't really implement mmap, munmap is really easy
329 return 0;

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317
318
319SyscallReturn
320munmapFunc(SyscallDesc *desc, int num, LiveProcess *p, ThreadContext *tc)
321{
322 // given that we don't really implement mmap, munmap is really easy
323 return 0;

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