mmap ¤

parser = ArgumentParser(
    description="\nCalls the mmap syscall and prints its resulting address.\n\nNote that the mmap syscall may fail for various reasons\n(see `man mmap`) and, in case of failure, its return value\nwill not be a valid pointer.\n\nPROT values: NONE (0), READ (1), WRITE (2), EXEC (4)\nMAP values: SHARED (1), PRIVATE (2), SHARED_VALIDATE (3), FIXED (0x10),\n            ANONYMOUS (0x20)\n\nFlags and protection values can be either a string containing the names of the\nflags or permissions or a single number corresponding to the bitwise OR of the\nprotection and flag numbers.\n\nExamples:\n    mmap 0x0 4096 PROT_READ|PROT_WRITE|PROT_EXEC MAP_PRIVATE|MAP_ANONYMOUS -1 0\n     - Maps a new private+anonymous page with RWX permissions at a location\n       decided by the kernel.\n\n    mmap 0x0 4096 PROT_READ MAP_PRIVATE 10 0\n     - Maps 4096 bytes of the file pointed to by file descriptor number 10 with\n       read permission at a location decided by the kernel.\n\n    mmap 0xdeadbeef 0x1000\n     - Maps a new private+anonymous page with RWX permissions at a page boundary\n       near 0xdeadbeef.\n"
)

prot_dict = {'PROT_NONE': 0, 'PROT_READ': 1, 'PROT_WRITE': 2, 'PROT_EXEC': 4}

flag_dict = {
    "MAP_SHARED": 1,
    "MAP_PRIVATE": 2,
    "MAP_SHARED_VALIDATE": 3,
    "MAP_FIXED": 16,
    "MAP_ANONYMOUS": 32,
}