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Commit | Line | Data |
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e88de099 FB |
1 | #ifndef QEMU_H |
2 | #define QEMU_H | |
31e31b8a | 3 | |
9de5e440 | 4 | #include <signal.h> |
edf779ff | 5 | #include <string.h> |
31e31b8a | 6 | |
6180a181 | 7 | #include "cpu.h" |
992f48a0 | 8 | |
06177d36 AZ |
9 | #undef DEBUG_REMAP |
10 | #ifdef DEBUG_REMAP | |
11 | #include <stdlib.h> | |
12 | #endif /* DEBUG_REMAP */ | |
13 | ||
1609cd44 | 14 | #include "qemu-types.h" |
992f48a0 BS |
15 | |
16 | #include "thunk.h" | |
17 | #include "syscall_defs.h" | |
6180a181 | 18 | #include "syscall.h" |
a04e134a | 19 | #include "target_signal.h" |
1fddef4b | 20 | #include "gdbstub.h" |
72cf2d4f | 21 | #include "qemu-queue.h" |
66fb9763 | 22 | |
2f7bb878 | 23 | #if defined(CONFIG_USE_NPTL) |
d5975363 PB |
24 | #define THREAD __thread |
25 | #else | |
26 | #define THREAD | |
27 | #endif | |
28 | ||
31e31b8a FB |
29 | /* This struct is used to hold certain information about the image. |
30 | * Basically, it replicates in user space what would be certain | |
31 | * task_struct fields in the kernel | |
32 | */ | |
33 | struct image_info { | |
9955ffac | 34 | abi_ulong load_bias; |
992f48a0 BS |
35 | abi_ulong load_addr; |
36 | abi_ulong start_code; | |
37 | abi_ulong end_code; | |
38 | abi_ulong start_data; | |
39 | abi_ulong end_data; | |
40 | abi_ulong start_brk; | |
41 | abi_ulong brk; | |
42 | abi_ulong start_mmap; | |
43 | abi_ulong mmap; | |
44 | abi_ulong rss; | |
45 | abi_ulong start_stack; | |
97374d38 | 46 | abi_ulong stack_limit; |
992f48a0 BS |
47 | abi_ulong entry; |
48 | abi_ulong code_offset; | |
49 | abi_ulong data_offset; | |
edf8e2af | 50 | abi_ulong saved_auxv; |
125b0f55 | 51 | abi_ulong auxv_len; |
edf8e2af MW |
52 | abi_ulong arg_start; |
53 | abi_ulong arg_end; | |
31e31b8a | 54 | int personality; |
1af02e83 MF |
55 | #ifdef CONFIG_USE_FDPIC |
56 | abi_ulong loadmap_addr; | |
57 | uint16_t nsegs; | |
58 | void *loadsegs; | |
59 | abi_ulong pt_dynamic_addr; | |
60 | struct image_info *other_info; | |
61 | #endif | |
31e31b8a FB |
62 | }; |
63 | ||
b346ff46 | 64 | #ifdef TARGET_I386 |
851e67a1 FB |
65 | /* Information about the current linux thread */ |
66 | struct vm86_saved_state { | |
67 | uint32_t eax; /* return code */ | |
68 | uint32_t ebx; | |
69 | uint32_t ecx; | |
70 | uint32_t edx; | |
71 | uint32_t esi; | |
72 | uint32_t edi; | |
73 | uint32_t ebp; | |
74 | uint32_t esp; | |
75 | uint32_t eflags; | |
76 | uint32_t eip; | |
77 | uint16_t cs, ss, ds, es, fs, gs; | |
78 | }; | |
b346ff46 | 79 | #endif |
851e67a1 | 80 | |
28c4f361 FB |
81 | #ifdef TARGET_ARM |
82 | /* FPU emulator */ | |
83 | #include "nwfpe/fpa11.h" | |
28c4f361 FB |
84 | #endif |
85 | ||
624f7979 PB |
86 | #define MAX_SIGQUEUE_SIZE 1024 |
87 | ||
88 | struct sigqueue { | |
89 | struct sigqueue *next; | |
c227f099 | 90 | target_siginfo_t info; |
624f7979 PB |
91 | }; |
92 | ||
93 | struct emulated_sigtable { | |
94 | int pending; /* true if signal is pending */ | |
95 | struct sigqueue *first; | |
96 | struct sigqueue info; /* in order to always have memory for the | |
97 | first signal, we put it here */ | |
98 | }; | |
99 | ||
851e67a1 FB |
100 | /* NOTE: we force a big alignment so that the stack stored after is |
101 | aligned too */ | |
102 | typedef struct TaskState { | |
edf8e2af | 103 | pid_t ts_tid; /* tid (or pid) of this task */ |
28c4f361 FB |
104 | #ifdef TARGET_ARM |
105 | /* FPA state */ | |
106 | FPA11 fpa; | |
a4f81979 | 107 | int swi_errno; |
28c4f361 | 108 | #endif |
d2fbca94 GX |
109 | #ifdef TARGET_UNICORE32 |
110 | int swi_errno; | |
111 | #endif | |
84409ddb | 112 | #if defined(TARGET_I386) && !defined(TARGET_X86_64) |
992f48a0 | 113 | abi_ulong target_v86; |
851e67a1 | 114 | struct vm86_saved_state vm86_saved_regs; |
b333af06 | 115 | struct target_vm86plus_struct vm86plus; |
631271d7 FB |
116 | uint32_t v86flags; |
117 | uint32_t v86mask; | |
e6e5906b | 118 | #endif |
2f7bb878 | 119 | #ifdef CONFIG_USE_NPTL |
c2764719 PB |
120 | abi_ulong child_tidptr; |
121 | #endif | |
e6e5906b PB |
122 | #ifdef TARGET_M68K |
123 | int sim_syscalls; | |
a87295e8 | 124 | #endif |
d2fbca94 | 125 | #if defined(TARGET_ARM) || defined(TARGET_M68K) || defined(TARGET_UNICORE32) |
a87295e8 | 126 | /* Extra fields for semihosted binaries. */ |
a87295e8 PB |
127 | uint32_t heap_base; |
128 | uint32_t heap_limit; | |
b346ff46 | 129 | #endif |
d0fd11ff | 130 | uint32_t stack_base; |
851e67a1 | 131 | int used; /* non zero if used */ |
978efd6a | 132 | struct image_info *info; |
edf8e2af | 133 | struct linux_binprm *bprm; |
624f7979 PB |
134 | |
135 | struct emulated_sigtable sigtab[TARGET_NSIG]; | |
136 | struct sigqueue sigqueue_table[MAX_SIGQUEUE_SIZE]; /* siginfo queue */ | |
137 | struct sigqueue *first_free; /* first free siginfo queue entry */ | |
138 | int signal_pending; /* non zero if a signal may be pending */ | |
851e67a1 FB |
139 | } __attribute__((aligned(16))) TaskState; |
140 | ||
d088d664 | 141 | extern char *exec_path; |
624f7979 | 142 | void init_task_state(TaskState *ts); |
edf8e2af MW |
143 | void task_settid(TaskState *); |
144 | void stop_all_tasks(void); | |
c5937220 | 145 | extern const char *qemu_uname_release; |
379f6698 | 146 | extern unsigned long mmap_min_addr; |
851e67a1 | 147 | |
e5fe0c52 PB |
148 | /* ??? See if we can avoid exposing so much of the loader internals. */ |
149 | /* | |
150 | * MAX_ARG_PAGES defines the number of pages allocated for arguments | |
151 | * and envelope for the new program. 32 should suffice, this gives | |
152 | * a maximum env+arg of 128kB w/4KB pages! | |
153 | */ | |
fd4d81dd | 154 | #define MAX_ARG_PAGES 33 |
e5fe0c52 | 155 | |
9955ffac RH |
156 | /* Read a good amount of data initially, to hopefully get all the |
157 | program headers loaded. */ | |
158 | #define BPRM_BUF_SIZE 1024 | |
159 | ||
e5fe0c52 | 160 | /* |
5fafdf24 | 161 | * This structure is used to hold the arguments that are |
e5fe0c52 PB |
162 | * used when loading binaries. |
163 | */ | |
164 | struct linux_binprm { | |
9955ffac | 165 | char buf[BPRM_BUF_SIZE] __attribute__((aligned)); |
e5fe0c52 | 166 | void *page[MAX_ARG_PAGES]; |
992f48a0 | 167 | abi_ulong p; |
e5fe0c52 PB |
168 | int fd; |
169 | int e_uid, e_gid; | |
170 | int argc, envc; | |
171 | char **argv; | |
172 | char **envp; | |
173 | char * filename; /* Name of binary */ | |
edf8e2af | 174 | int (*core_dump)(int, const CPUState *); /* coredump routine */ |
e5fe0c52 PB |
175 | }; |
176 | ||
177 | void do_init_thread(struct target_pt_regs *regs, struct image_info *infop); | |
992f48a0 BS |
178 | abi_ulong loader_build_argptr(int envc, int argc, abi_ulong sp, |
179 | abi_ulong stringp, int push_ptr); | |
5fafdf24 | 180 | int loader_exec(const char * filename, char ** argv, char ** envp, |
edf8e2af MW |
181 | struct target_pt_regs * regs, struct image_info *infop, |
182 | struct linux_binprm *); | |
31e31b8a | 183 | |
e5fe0c52 PB |
184 | int load_elf_binary(struct linux_binprm * bprm, struct target_pt_regs * regs, |
185 | struct image_info * info); | |
186 | int load_flt_binary(struct linux_binprm * bprm, struct target_pt_regs * regs, | |
187 | struct image_info * info); | |
188 | ||
579a97f7 FB |
189 | abi_long memcpy_to_target(abi_ulong dest, const void *src, |
190 | unsigned long len); | |
992f48a0 BS |
191 | void target_set_brk(abi_ulong new_brk); |
192 | abi_long do_brk(abi_ulong new_brk); | |
31e31b8a | 193 | void syscall_init(void); |
992f48a0 BS |
194 | abi_long do_syscall(void *cpu_env, int num, abi_long arg1, |
195 | abi_long arg2, abi_long arg3, abi_long arg4, | |
5945cfcb PM |
196 | abi_long arg5, abi_long arg6, abi_long arg7, |
197 | abi_long arg8); | |
e5924d89 | 198 | void gemu_log(const char *fmt, ...) GCC_FMT_ATTR(1, 2); |
d5975363 | 199 | extern THREAD CPUState *thread_env; |
b346ff46 | 200 | void cpu_loop(CPUState *env); |
b92c47c1 | 201 | char *target_strerror(int err); |
a745ec6d | 202 | int get_osversion(void); |
d5975363 PB |
203 | void fork_start(void); |
204 | void fork_end(int child); | |
6977fbfd | 205 | |
97cc7560 DDAG |
206 | /* Return true if the proposed guest_base is suitable for the guest. |
207 | * The guest code may leave a page mapped and populate it if the | |
208 | * address is suitable. | |
209 | */ | |
210 | bool guest_validate_base(unsigned long guest_base); | |
211 | ||
79383c9c | 212 | #include "qemu-log.h" |
631271d7 | 213 | |
b92c47c1 TS |
214 | /* strace.c */ |
215 | void print_syscall(int num, | |
c16f9ed3 FB |
216 | abi_long arg1, abi_long arg2, abi_long arg3, |
217 | abi_long arg4, abi_long arg5, abi_long arg6); | |
218 | void print_syscall_ret(int num, abi_long arg1); | |
b92c47c1 TS |
219 | extern int do_strace; |
220 | ||
b346ff46 | 221 | /* signal.c */ |
624f7979 | 222 | void process_pending_signals(CPUState *cpu_env); |
b346ff46 | 223 | void signal_init(void); |
c227f099 AL |
224 | int queue_signal(CPUState *env, int sig, target_siginfo_t *info); |
225 | void host_to_target_siginfo(target_siginfo_t *tinfo, const siginfo_t *info); | |
226 | void target_to_host_siginfo(siginfo_t *info, const target_siginfo_t *tinfo); | |
4cb05961 | 227 | int target_to_host_signal(int sig); |
1d9d8b55 | 228 | int host_to_target_signal(int sig); |
b346ff46 FB |
229 | long do_sigreturn(CPUState *env); |
230 | long do_rt_sigreturn(CPUState *env); | |
579a97f7 | 231 | abi_long do_sigaltstack(abi_ulong uss_addr, abi_ulong uoss_addr, abi_ulong sp); |
b346ff46 FB |
232 | |
233 | #ifdef TARGET_I386 | |
631271d7 FB |
234 | /* vm86.c */ |
235 | void save_v86_state(CPUX86State *env); | |
447db213 | 236 | void handle_vm86_trap(CPUX86State *env, int trapno); |
631271d7 | 237 | void handle_vm86_fault(CPUX86State *env); |
992f48a0 | 238 | int do_vm86(CPUX86State *env, long subfunction, abi_ulong v86_addr); |
5bfb56b2 BS |
239 | #elif defined(TARGET_SPARC64) |
240 | void sparc64_set_context(CPUSPARCState *env); | |
241 | void sparc64_get_context(CPUSPARCState *env); | |
b346ff46 | 242 | #endif |
631271d7 | 243 | |
54936004 | 244 | /* mmap.c */ |
992f48a0 BS |
245 | int target_mprotect(abi_ulong start, abi_ulong len, int prot); |
246 | abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, | |
247 | int flags, int fd, abi_ulong offset); | |
248 | int target_munmap(abi_ulong start, abi_ulong len); | |
249 | abi_long target_mremap(abi_ulong old_addr, abi_ulong old_size, | |
250 | abi_ulong new_size, unsigned long flags, | |
251 | abi_ulong new_addr); | |
252 | int target_msync(abi_ulong start, abi_ulong len, int flags); | |
0776590d | 253 | extern unsigned long last_brk; |
c8a706fe PB |
254 | void mmap_lock(void); |
255 | void mmap_unlock(void); | |
9ad197d9 | 256 | abi_ulong mmap_find_vma(abi_ulong, abi_ulong); |
c2764719 PB |
257 | void cpu_list_lock(void); |
258 | void cpu_list_unlock(void); | |
2f7bb878 | 259 | #if defined(CONFIG_USE_NPTL) |
d5975363 PB |
260 | void mmap_fork_start(void); |
261 | void mmap_fork_end(int child); | |
262 | #endif | |
54936004 | 263 | |
440c7e85 | 264 | /* main.c */ |
703e0e89 | 265 | extern unsigned long guest_stack_size; |
440c7e85 | 266 | |
edf779ff FB |
267 | /* user access */ |
268 | ||
269 | #define VERIFY_READ 0 | |
579a97f7 | 270 | #define VERIFY_WRITE 1 /* implies read access */ |
edf779ff | 271 | |
dae3270c FB |
272 | static inline int access_ok(int type, abi_ulong addr, abi_ulong size) |
273 | { | |
274 | return page_check_range((target_ulong)addr, size, | |
275 | (type == VERIFY_READ) ? PAGE_READ : (PAGE_READ | PAGE_WRITE)) == 0; | |
276 | } | |
edf779ff | 277 | |
89343ecd | 278 | /* NOTE __get_user and __put_user use host pointers and don't check access. */ |
579a97f7 FB |
279 | /* These are usually used to access struct data members once the |
280 | * struct has been locked - usually with lock_user_struct(). | |
281 | */ | |
89343ecd | 282 | #define __put_user(x, hptr)\ |
edf779ff | 283 | ({\ |
bee70008 | 284 | switch(sizeof(*hptr)) {\ |
edf779ff | 285 | case 1:\ |
2f619698 | 286 | *(uint8_t *)(hptr) = (uint8_t)(typeof(*hptr))(x);\ |
edf779ff FB |
287 | break;\ |
288 | case 2:\ | |
425be425 | 289 | *(uint16_t *)(hptr) = tswap16((uint16_t)(typeof(*hptr))(x));\ |
edf779ff FB |
290 | break;\ |
291 | case 4:\ | |
425be425 | 292 | *(uint32_t *)(hptr) = tswap32((uint32_t)(typeof(*hptr))(x));\ |
edf779ff FB |
293 | break;\ |
294 | case 8:\ | |
89343ecd | 295 | *(uint64_t *)(hptr) = tswap64((typeof(*hptr))(x));\ |
edf779ff FB |
296 | break;\ |
297 | default:\ | |
298 | abort();\ | |
299 | }\ | |
300 | 0;\ | |
301 | }) | |
302 | ||
89343ecd | 303 | #define __get_user(x, hptr) \ |
edf779ff | 304 | ({\ |
bee70008 | 305 | switch(sizeof(*hptr)) {\ |
edf779ff | 306 | case 1:\ |
89343ecd | 307 | x = (typeof(*hptr))*(uint8_t *)(hptr);\ |
edf779ff FB |
308 | break;\ |
309 | case 2:\ | |
89343ecd | 310 | x = (typeof(*hptr))tswap16(*(uint16_t *)(hptr));\ |
edf779ff FB |
311 | break;\ |
312 | case 4:\ | |
89343ecd | 313 | x = (typeof(*hptr))tswap32(*(uint32_t *)(hptr));\ |
edf779ff FB |
314 | break;\ |
315 | case 8:\ | |
89343ecd | 316 | x = (typeof(*hptr))tswap64(*(uint64_t *)(hptr));\ |
edf779ff FB |
317 | break;\ |
318 | default:\ | |
2f619698 FB |
319 | /* avoid warning */\ |
320 | x = 0;\ | |
edf779ff FB |
321 | abort();\ |
322 | }\ | |
323 | 0;\ | |
324 | }) | |
325 | ||
579a97f7 FB |
326 | /* put_user()/get_user() take a guest address and check access */ |
327 | /* These are usually used to access an atomic data type, such as an int, | |
328 | * that has been passed by address. These internally perform locking | |
329 | * and unlocking on the data type. | |
330 | */ | |
331 | #define put_user(x, gaddr, target_type) \ | |
332 | ({ \ | |
333 | abi_ulong __gaddr = (gaddr); \ | |
334 | target_type *__hptr; \ | |
335 | abi_long __ret; \ | |
336 | if ((__hptr = lock_user(VERIFY_WRITE, __gaddr, sizeof(target_type), 0))) { \ | |
337 | __ret = __put_user((x), __hptr); \ | |
338 | unlock_user(__hptr, __gaddr, sizeof(target_type)); \ | |
339 | } else \ | |
340 | __ret = -TARGET_EFAULT; \ | |
341 | __ret; \ | |
edf779ff FB |
342 | }) |
343 | ||
579a97f7 FB |
344 | #define get_user(x, gaddr, target_type) \ |
345 | ({ \ | |
346 | abi_ulong __gaddr = (gaddr); \ | |
347 | target_type *__hptr; \ | |
348 | abi_long __ret; \ | |
349 | if ((__hptr = lock_user(VERIFY_READ, __gaddr, sizeof(target_type), 1))) { \ | |
350 | __ret = __get_user((x), __hptr); \ | |
351 | unlock_user(__hptr, __gaddr, 0); \ | |
2f619698 FB |
352 | } else { \ |
353 | /* avoid warning */ \ | |
354 | (x) = 0; \ | |
579a97f7 | 355 | __ret = -TARGET_EFAULT; \ |
2f619698 | 356 | } \ |
579a97f7 | 357 | __ret; \ |
edf779ff FB |
358 | }) |
359 | ||
2f619698 FB |
360 | #define put_user_ual(x, gaddr) put_user((x), (gaddr), abi_ulong) |
361 | #define put_user_sal(x, gaddr) put_user((x), (gaddr), abi_long) | |
362 | #define put_user_u64(x, gaddr) put_user((x), (gaddr), uint64_t) | |
363 | #define put_user_s64(x, gaddr) put_user((x), (gaddr), int64_t) | |
364 | #define put_user_u32(x, gaddr) put_user((x), (gaddr), uint32_t) | |
365 | #define put_user_s32(x, gaddr) put_user((x), (gaddr), int32_t) | |
366 | #define put_user_u16(x, gaddr) put_user((x), (gaddr), uint16_t) | |
367 | #define put_user_s16(x, gaddr) put_user((x), (gaddr), int16_t) | |
368 | #define put_user_u8(x, gaddr) put_user((x), (gaddr), uint8_t) | |
369 | #define put_user_s8(x, gaddr) put_user((x), (gaddr), int8_t) | |
370 | ||
371 | #define get_user_ual(x, gaddr) get_user((x), (gaddr), abi_ulong) | |
372 | #define get_user_sal(x, gaddr) get_user((x), (gaddr), abi_long) | |
373 | #define get_user_u64(x, gaddr) get_user((x), (gaddr), uint64_t) | |
374 | #define get_user_s64(x, gaddr) get_user((x), (gaddr), int64_t) | |
375 | #define get_user_u32(x, gaddr) get_user((x), (gaddr), uint32_t) | |
376 | #define get_user_s32(x, gaddr) get_user((x), (gaddr), int32_t) | |
377 | #define get_user_u16(x, gaddr) get_user((x), (gaddr), uint16_t) | |
378 | #define get_user_s16(x, gaddr) get_user((x), (gaddr), int16_t) | |
379 | #define get_user_u8(x, gaddr) get_user((x), (gaddr), uint8_t) | |
380 | #define get_user_s8(x, gaddr) get_user((x), (gaddr), int8_t) | |
381 | ||
579a97f7 FB |
382 | /* copy_from_user() and copy_to_user() are usually used to copy data |
383 | * buffers between the target and host. These internally perform | |
384 | * locking/unlocking of the memory. | |
385 | */ | |
386 | abi_long copy_from_user(void *hptr, abi_ulong gaddr, size_t len); | |
387 | abi_long copy_to_user(abi_ulong gaddr, void *hptr, size_t len); | |
388 | ||
53a5960a | 389 | /* Functions for accessing guest memory. The tget and tput functions |
1301f322 | 390 | read/write single values, byteswapping as necessary. The lock_user |
53a5960a PB |
391 | gets a pointer to a contiguous area of guest memory, but does not perform |
392 | and byteswapping. lock_user may return either a pointer to the guest | |
393 | memory, or a temporary buffer. */ | |
394 | ||
395 | /* Lock an area of guest memory into the host. If copy is true then the | |
396 | host area will have the same contents as the guest. */ | |
579a97f7 | 397 | static inline void *lock_user(int type, abi_ulong guest_addr, long len, int copy) |
edf779ff | 398 | { |
579a97f7 FB |
399 | if (!access_ok(type, guest_addr, len)) |
400 | return NULL; | |
53a5960a | 401 | #ifdef DEBUG_REMAP |
579a97f7 FB |
402 | { |
403 | void *addr; | |
404 | addr = malloc(len); | |
405 | if (copy) | |
406 | memcpy(addr, g2h(guest_addr), len); | |
407 | else | |
408 | memset(addr, 0, len); | |
409 | return addr; | |
410 | } | |
53a5960a PB |
411 | #else |
412 | return g2h(guest_addr); | |
413 | #endif | |
edf779ff FB |
414 | } |
415 | ||
579a97f7 | 416 | /* Unlock an area of guest memory. The first LEN bytes must be |
1235fc06 | 417 | flushed back to guest memory. host_ptr = NULL is explicitly |
579a97f7 FB |
418 | allowed and does nothing. */ |
419 | static inline void unlock_user(void *host_ptr, abi_ulong guest_addr, | |
992f48a0 | 420 | long len) |
edf779ff | 421 | { |
579a97f7 | 422 | |
53a5960a | 423 | #ifdef DEBUG_REMAP |
579a97f7 FB |
424 | if (!host_ptr) |
425 | return; | |
426 | if (host_ptr == g2h(guest_addr)) | |
53a5960a PB |
427 | return; |
428 | if (len > 0) | |
06177d36 | 429 | memcpy(g2h(guest_addr), host_ptr, len); |
579a97f7 | 430 | free(host_ptr); |
53a5960a | 431 | #endif |
edf779ff FB |
432 | } |
433 | ||
579a97f7 FB |
434 | /* Return the length of a string in target memory or -TARGET_EFAULT if |
435 | access error. */ | |
436 | abi_long target_strlen(abi_ulong gaddr); | |
53a5960a PB |
437 | |
438 | /* Like lock_user but for null terminated strings. */ | |
992f48a0 | 439 | static inline void *lock_user_string(abi_ulong guest_addr) |
53a5960a | 440 | { |
579a97f7 FB |
441 | abi_long len; |
442 | len = target_strlen(guest_addr); | |
443 | if (len < 0) | |
444 | return NULL; | |
445 | return lock_user(VERIFY_READ, guest_addr, (long)(len + 1), 1); | |
edf779ff FB |
446 | } |
447 | ||
53a5960a | 448 | /* Helper macros for locking/ulocking a target struct. */ |
579a97f7 FB |
449 | #define lock_user_struct(type, host_ptr, guest_addr, copy) \ |
450 | (host_ptr = lock_user(type, guest_addr, sizeof(*host_ptr), copy)) | |
451 | #define unlock_user_struct(host_ptr, guest_addr, copy) \ | |
53a5960a PB |
452 | unlock_user(host_ptr, guest_addr, (copy) ? sizeof(*host_ptr) : 0) |
453 | ||
2f7bb878 | 454 | #if defined(CONFIG_USE_NPTL) |
c8a706fe PB |
455 | #include <pthread.h> |
456 | #endif | |
457 | ||
e88de099 | 458 | #endif /* QEMU_H */ |