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graphene
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LibOS
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glibc-2.19
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syscalldb.h

syscalldb.h 783 B
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  1. #ifndef _SYSCALLDB_H_
    2. 

  2. #define _SYSCALLDB_H_
    3. 

  3. 

  4. #ifdef __ASSEMBLER__
    5. 

  5. .weak syscalldb
    6. 

  6. .type syscalldb, @function
    7. 

  7. 

  8. # define SYSCALLDB				\
    9. 

  9.     pushq %rbx;					\
    10. 

  10.     movq syscalldb@GOTPCREL(%rip), %rbx;	\
    11. 

  11.     call *%rbx;					\
    12. 

  12.     popq %rbx;
    13. 

  13. 

  14. 

  15. #else /* !__ASSEMBLER__ */
    16. 

  16. asm (
    17. 

  17. ".weak syscalldb\r\n"
    18. 

  18. ".type syscalldb, @function\r\n");
    19. 

  19. 

  20. #define SYSCALLDB							      \
    21. 

  21. 	"subq $128, %%rsp\n\t"						      \
    22. 

  22. 	"movq syscalldb@GOTPCREL(%%rip), %%rcx\n\t"			      \
    23. 

  23. 	"callq *%%rcx\n\t"						      \
    24. 

  24. 	"addq $128, %%rsp\n\t"
    25. 

  25. 

  26. #define SYSCALLDB_ASM							      \
    27. 

  27. 	"movq syscalldb@GOTPCREL(%rip), %rbx\n\t"			      \
    28. 

  28. 	"callq *%rbx\n\t"
    29. 

  29. 

  30. long int glibc_option (const char * opt);
    31. 

  31. 

  32. asm (
    33. 

  33. ".weak glibc_option\r\n"
    34. 

  34. ".type glibc_option, @function\r\n");
    35. 

  35. 

  36. #endif /* Assembler */
    37. 

  37. 

  38. #endif /* _SYSCALLDB_H */
    39.