OmniNX/Atmosphere
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Finish actual Package2 loading code.

Browse Source
This commit is contained in:
Michael Scire
2018-02-21 13:38:55 -08:00
parent 896d167b64
commit d0e28890b0
4 changed files with 187 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
exosphere/utils.h
View File

@@ -19,6 +19,21 @@ static inline uint32_t read32be(const unsigned char *dword, size_t offset) {
return __builtin_bswap32(read32le(dword, offset));
}
static __attribute__((noinline)) int check_32bit_additive_overflow(uint32_t a, uint32_t b) {
uint64_t x = (uint64_t)a + (uint64_t)b;
return x > (uint64_t)(UINT32_MAX);
}
static __attribute__((noinline)) int overlaps(uint64_t as, uint64_t ae, uint64_t bs, uint64_t be)
{
if(as <= bs && bs <= ae)
return 1;
if(bs <= as && as <= be)
return 1;
return 0;
}
static inline unsigned int get_core_id(void) {
unsigned int core_id;
__asm__ __volatile__ ("mrs %0, MPIDR_EL1" : "=r"(core_id));