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Code Issues Releases Activity

Loader: fix automatic apptype patching.

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This commit is contained in:
Michael Scire 2018-10-05 09:13:00 -07:00
parent 2d6aba7a70
commit 20faa7f00b
2 changed files with 13 additions and 1 deletions
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13
stratosphere/loader/source/ldr_npdm.cpp
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@ -190,7 +190,7 @@ Result NpdmUtils::LoadNpdm(u64 tid, NpdmInfo *out) {
info->acid->flags = (info->acid->flags & 0xFFFFFFC3) | (original_info->acid->flags & 0x0000003C);
}
/* Fix application type. */
const u32 original_application_type = GetApplicationType((u32 *)original_info->aci0_kac, original_info->aci0->kac_size/sizeof(u32)) & 7;
const u32 original_application_type = GetApplicationTypeRaw((u32 *)original_info->aci0_kac, original_info->aci0->kac_size/sizeof(u32)) & 7;
u32 *caps = (u32 *)info->aci0_kac;
for (unsigned int i = 0; i < info->aci0->kac_size/sizeof(u32); i++) {
if ((caps[i] & 0x3FFF) == 0x1FFF) {
@ -489,4 +489,15 @@ u32 NpdmUtils::GetApplicationType(u32 *caps, size_t num_caps) {
}
}
return application_type;
}
/* Like GetApplicationType, except this returns the raw kac descriptor value. */
u32 NpdmUtils::GetApplicationTypeRaw(u32 *caps, size_t num_caps) {
u32 application_type = 0;
for (unsigned int i = 0; i < num_caps; i++) {
if ((caps[i] & 0x3FFF) == 0x1FFF) {
return (caps[i] >> 14) & 7;
}
}
return application_type;
}

1
stratosphere/loader/source/ldr_npdm.hpp
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@ -96,6 +96,7 @@ class NpdmUtils {
static_assert(sizeof(NpdmAci0) == 0x40, "Incorrectly defined NpdmAci0!");
static u32 GetApplicationType(u32 *caps, size_t num_caps);
static u32 GetApplicationTypeRaw(u32 *caps, size_t num_caps);
static Result ValidateCapabilityAgainstRestrictions(u32 *restrict_caps, size_t num_restrict_caps, u32 *&cur_cap, size_t &caps_remaining);
static Result ValidateCapabilities(u32 *acid_caps, size_t num_acid_caps, u32 *aci0_caps, size_t num_aci0_caps);