mika/libnx
1
0
Fork 0
mirror of https://github.com/switchbrew/libnx.git synced 2025-07-04 18:42:15 +02:00
Code Issues Packages Projects Releases Wiki Activity

Implement svcQueryProcessMemory

Browse Source
This commit is contained in:
Michael Scire 2019-04-21 04:45:16 -07:00
parent 4448b354dd
commit 9958bf17fb
2 changed files with 20 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
nx/include/switch/kernel/svc.h
View File

@ -1056,6 +1056,18 @@ Result svcMapProcessMemory(void* dst, Handle proc, u64 src, u64 size);
*/
Result svcUnmapProcessMemory(void* dst, Handle proc, u64 src, u64 size);
/**
* @brief Equivalent to \ref svcQueryMemory, for another process.
* @param[out] meminfo_ptr \ref MemoryInfo structure which will be filled in.
* @param[out] pageinfo Page information which will be filled in.
* @param[in] proc Process handle.
* @param[in] addr Address to query.
* @return Result code.
* @note Syscall number 0x76.
* @warning This is a privileged syscall. Use \ref envIsSyscallHinted to check if it is available.
*/
Result svcQueryProcessMemory(MemoryInfo* meminfo_ptr, u32 *pageinfo, Handle proc, u64 addr);
/**
* @brief Maps normal heap in a certain process as executable code (used when loading NROs).
* @param[in] proc Process handle (cannot be \ref CUR_PROCESS_HANDLE).

8
nx/source/kernel/svc.s
View File

@ -572,6 +572,14 @@ SVC_BEGIN svcUnmapProcessMemory
ret
SVC_END
SVC_BEGIN svcQueryProcessMemory
str x1, [sp, #-16]!
svc 0x76
ldr x2, [sp], #16
str w1, [x2]
ret
SVC_END
SVC_BEGIN svcMapProcessCodeMemory
svc 0x77
ret