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Userspace dlmalloc port, supporting syscalls mman_map()/mman_unmap()

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This commit is contained in:
Kamil Kowalczyk
2025-09-10 21:52:01 +02:00
parent 91c493c818
commit 2f9f4d9397
19 changed files with 378 additions and 2 deletions
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8
ulib/system/system.c
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@ -18,3 +18,11 @@ int32_t processctl(uint64_t pid, uint64_t cmd, uint64_t arg1) {
int32_t ipcpipe(uint64_t pid, uint64_t pipenum, uint64_t cmd, uint8_t *buffer, size_t len) {
return syscall(SYS_IPCPIPE, pid, pipenum, cmd, (uint64_t)buffer, (uint64_t)len, 0);
}
int32_t mman_map(uint8_t *addr, size_t size, uint64_t prot, uint64_t flags, uint8_t **out) {
return syscall(SYS_MMAN_MAP, (uint64_t)addr, (uint64_t)size, prot, flags, (uint64_t)out, 0);
}
int32_t mman_unmap(uint8_t *addr) {
return syscall(SYS_MMAN_UNMAP, (uint64_t)addr, 0, 0, 0, 0, 0);
}

2
ulib/system/system.h
View File

@ -8,5 +8,7 @@ void debugprint(const char *string);
int32_t ioctl(uint64_t ioh, uint64_t cmd, uint64_t arg1, uint64_t arg2, uint64_t arg3);
int32_t processctl(uint64_t pid, uint64_t cmd, uint64_t arg1);
int32_t ipcpipe(uint64_t pid, uint64_t pipenum, uint64_t cmd, uint8_t *buffer, size_t len);
int32_t mman_map(uint8_t *addr, size_t size, uint64_t prot, uint64_t flags, uint8_t **out);
int32_t mman_unmap(uint8_t *addr);
#endif // ULIB_SYSTEM_SYSTEM_H_