Filza 27.2 worse_query: public and developer builds

XPF/external/ChOma/src/CSBlob.h

@@ -0,0 +1,120 @@
+#ifndef CS_BLOB_H
+#define CS_BLOB_H
+
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdbool.h>
+
+#include "Fat.h"
+#include "MachO.h"
+#include "MemoryStream.h"
+
+// Blob index
+typedef struct __BlobIndex {
+    uint32_t type;
+    uint32_t offset;
+} CS_BlobIndex;
+
+// CMS superblob
+typedef struct __SuperBlob {
+    uint32_t magic;
+    uint32_t length;
+    uint32_t count;
+    CS_BlobIndex index[];
+} CS_SuperBlob;
+
+typedef struct __GenericBlob {
+    uint32_t magic;					/* magic number */
+    uint32_t length;				/* total length of blob */
+    char data[];
+} CS_GenericBlob;
+
+// CMS blob magic types
+typedef enum {
+    CSMAGIC_REQUIREMENT = 0xfade0c00,
+    CSMAGIC_REQUIREMENTS = 0xfade0c01,
+    CSMAGIC_CODEDIRECTORY = 0xfade0c02,
+    CSMAGIC_EMBEDDED_SIGNATURE = 0xfade0cc0,
+    CSMAGIC_EMBEDDED_SIGNATURE_OLD = 0xfade0b02,
+    CSMAGIC_EMBEDDED_ENTITLEMENTS = 0xfade7171,
+    CSMAGIC_EMBEDDED_DER_ENTITLEMENTS = 0xfade7172,
+    CSMAGIC_DETACHED_SIGNATURE = 0xfade0cc1,
+    CSMAGIC_BLOBWRAPPER = 0xfade0b01,
+    CSMAGIC_EMBEDDED_LAUNCH_CONSTRAINT = 0xfade8181,
+} CS_BlobMagic;
+
+typedef enum {
+    CSSLOT_CODEDIRECTORY = 0,
+    CSSLOT_INFOSLOT = 1,
+    CSSLOT_REQUIREMENTS = 2,
+    CSSLOT_RESOURCEDIR = 3,
+    CSSLOT_APPLICATION = 4,
+    CSSLOT_ENTITLEMENTS = 5,
+    CSSLOT_DER_ENTITLEMENTS = 7,
+    CSSLOT_LAUNCH_CONSTRAINT_SELF = 8,
+    CSSLOT_LAUNCH_CONSTRAINT_PARENT = 9,
+    CSSLOT_LAUNCH_CONSTRAINT_RESPONSIBLE = 10,
+    CSSLOT_LIBRARY_CONSTRAINT = 11,
+
+    CSSLOT_ALTERNATE_CODEDIRECTORIES = 0x1000, /* first alternate CodeDirectory, if any */
+    CSSLOT_ALTERNATE_CODEDIRECTORY_MAX = 5,         /* max number of alternate CD slots */
+    CSSLOT_ALTERNATE_CODEDIRECTORY_LIMIT = CSSLOT_ALTERNATE_CODEDIRECTORIES + CSSLOT_ALTERNATE_CODEDIRECTORY_MAX, /* one past the last */
+
+    CSSLOT_SIGNATURESLOT = 0x10000,
+    CSSLOT_IDENTIFICATIONSLOT = 0x10001,
+    CSSLOT_TICKETSLOT = 0x10002,
+} CS_SlotType;
+
+typedef struct s_CS_DecodedBlob {
+    struct s_CS_DecodedBlob *next;
+    uint32_t type;
+    MemoryStream *stream;
+} CS_DecodedBlob;
+
+typedef struct s_CS_DecodedSuperBlob {
+    uint32_t magic;
+    struct s_CS_DecodedBlob *firstBlob;
+} CS_DecodedSuperBlob;
+
+// Convert blob magic to readable blob type string
+const char *cs_blob_magic_to_string(uint32_t magic);
+const char *cs_slot_type_to_string(uint32_t slotType);
+
+// Extract Code Signature to file
+int macho_extract_cs_to_file(MachO *macho, CS_SuperBlob *superblob);
+
+int macho_find_code_signature_bounds(MachO *macho, uint32_t *offsetOut, uint32_t *sizeOut);
+
+CS_SuperBlob *macho_read_code_signature(MachO *macho);
+
+int macho_replace_code_signature(MachO *macho, CS_SuperBlob *superblob);
+
+CS_DecodedBlob *csd_blob_init(uint32_t type, CS_GenericBlob *blobData);
+int csd_blob_read(CS_DecodedBlob *blob, uint64_t offset, size_t size, void *outBuf);
+int csd_blob_write(CS_DecodedBlob *blob, uint64_t offset, size_t size, const void *inBuf);
+int csd_blob_insert(CS_DecodedBlob *blob, uint64_t offset, size_t size, const void *inBuf);
+int csd_blob_delete(CS_DecodedBlob *blob, uint64_t offset, size_t size);
+int csd_blob_read_string(CS_DecodedBlob *blob, uint64_t offset, char **outString);
+int csd_blob_write_string(CS_DecodedBlob *blob, uint64_t offset, const char *string);
+size_t csd_blob_get_size(CS_DecodedBlob *blob);
+uint32_t csd_blob_get_type(CS_DecodedBlob *blob);
+void csd_blob_set_type(CS_DecodedBlob *blob, uint32_t type);
+void csd_blob_free(CS_DecodedBlob *blob);
+
+CS_DecodedSuperBlob *csd_superblob_init(void);
+CS_DecodedSuperBlob *csd_superblob_decode(CS_SuperBlob *superblob);
+CS_SuperBlob *csd_superblob_encode(CS_DecodedSuperBlob *decodedSuperblob);
+CS_DecodedBlob *csd_superblob_find_blob(CS_DecodedSuperBlob *superblob, uint32_t type, uint32_t *indexOut);
+CS_DecodedBlob *csd_superblob_find_blob_by_magic(CS_DecodedSuperBlob *superblob, uint32_t magic, uint32_t *indexOut);
+int csd_superblob_insert_blob_after_blob(CS_DecodedSuperBlob *superblob, CS_DecodedBlob *blobToInsert, CS_DecodedBlob *afterBlob);
+int csd_superblob_insert_blob_at_index(CS_DecodedSuperBlob *superblob, CS_DecodedBlob *blobToInsert, uint32_t atIndex);
+int csd_superblob_append_blob(CS_DecodedSuperBlob *superblob, CS_DecodedBlob *blobToAppend);
+int csd_superblob_replace_blob(CS_DecodedSuperBlob *superblob, CS_DecodedBlob *newBlob);
+int csd_superblob_remove_blob(CS_DecodedSuperBlob *superblob, CS_DecodedBlob *blobToRemove); // <- Important: When calling this, caller is responsible for freeing blobToRemove
+int csd_superblob_remove_blob_at_index(CS_DecodedSuperBlob *superblob, uint32_t atIndex);
+int csd_superblob_calculate_best_cdhash(CS_DecodedSuperBlob *decodedSuperblob, void *cdhashOut, int *cdhashType);
+int csd_superblob_print_content(CS_DecodedSuperBlob *decodedSuperblob, MachO *macho, bool printAllSlots, bool verifySlots);
+void csd_superblob_free(CS_DecodedSuperBlob *decodedSuperblob);
+
+#endif // CS_BLOB_H