mirror of https://github.com/n1nj4sec/pupy.git
30 lines
558 B
C
30 lines
558 B
C
#ifndef _PUPY_MEMFD_H
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#define _PUPY_MEMFD_H
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#define _GNU_SOURCE
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#include <sys/syscall.h>
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#define MFD_CLOEXEC 0x0001U
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#define MFD_ALLOW_SEALING 0x0002U
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#ifndef __NR_memfd_create
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#ifdef __x86_64__
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#define __NR_memfd_create 319
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#elif __i386__
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#define __NR_memfd_create 356
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#endif
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#endif
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inline static int pupy_memfd_create(char *path, unsigned int path_size)
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{
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int fd = syscall(__NR_memfd_create, "heap", MFD_CLOEXEC | MFD_ALLOW_SEALING);
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if (fd == -1) {
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return -1;
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}
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snprintf(path, path_size, "/proc/self/fd/%d", fd);
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return fd;
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}
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#endif
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