diff options
Diffstat (limited to '')
| -rw-r--r-- | lib/hook-functions.c | 4 | ||||
| -rw-r--r-- | lib/vita/execmem.c | 21 |
2 files changed, 25 insertions, 0 deletions
diff --git a/lib/hook-functions.c b/lib/hook-functions.c index 8363567..5f71229 100644 --- a/lib/hook-functions.c +++ b/lib/hook-functions.c @@ -195,6 +195,7 @@ int substitute_hook_functions(const struct substitute_function_hook *hooks, initial_target = (uintptr_t) trampoline_ptr; make_jump_patch(&trampoline_ptr, (uintptr_t) trampoline_ptr, (uintptr_t) hook->replacement, arch); + trampoline_size_left -= patch_size; } else { initial_target = (uintptr_t) hook->replacement; } @@ -211,6 +212,9 @@ int substitute_hook_functions(const struct substitute_function_hook *hooks, if ((ret = execmem_alloc_unsealed(0, &trampoline_ptr, &trampoline_size_left))) goto end; + /* NOTE: We assume that each page is large enough (min 0x1000) + * so we don't lose a reference by having one hook allocate two + * pages. */ hi->trampoline_page = trampoline_ptr; } diff --git a/lib/vita/execmem.c b/lib/vita/execmem.c new file mode 100644 index 0000000..4667752 --- /dev/null +++ b/lib/vita/execmem.c @@ -0,0 +1,21 @@ +#include <psp2kern/kernel/sysmem.h> +#include "execmem.h" +#include "substitute.h" + +int execmem_alloc_unsealed(uintptr_t hint, void **page_p, size_t *size_p) { + return 0; +} + +int execmem_seal(void *page) { + return SUBSTITUTE_OK; +} + +void execmem_free(void *page) { +} + +int execmem_foreign_write_with_pc_patch(struct execmem_foreign_write *writes, + size_t nwrites, + execmem_pc_patch_callback callback, + void *callback_ctx) { + return 0; +} |