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Fix arguments of pipe/pipe2 system calls. #78

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Merged
spoutn1k merged 2 commits into from
Jan 31, 2023
Merged

Fix arguments of pipe/pipe2 system calls. #78

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6a607cd
Fix arguments of pipe/pipe2 system calls.
jopereira Jan 27, 2023
beaa81e
Update changelog
spoutn1k Jan 31, 2023
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3 changes: 3 additions & 0 deletions SYSCALL_PROTOTYPES.codegen.py
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,9 @@
m2 = p2.match(arg)
arg_type = m2.group(1).strip()
arg_name = m2.group(2).strip()
# Workaround for pipe system call
if (call_name == 'pipe' or call_name == 'pipe2') and arg_type == "int *":
arg_type = "int[2]"
args_tuple += ((arg_type, arg_name),)
SYSCALL_PROTOTYPES[call_name] = ("long", args_tuple)

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4 changes: 2 additions & 2 deletions ptrace/syscall/prototypes.py
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Expand Up @@ -962,10 +962,10 @@
("unsigned int", "personality"),
)),
"pipe": ("long", (
("int *", "fildes"),
("int[2]", "fildes"),
)),
"pipe2": ("long", (
("int *", "fildes"),
("int[2]", "fildes"),
("int", "flags"),
)),
"pivot_root": ("long", (
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