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New setup architecture; more cross platform friendly and no need to l…
…oad everything into memory
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| #include "bundle_marker.h" | ||
| #include <windows.h> | ||
| #include <string> | ||
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| using namespace std; | ||
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| void bundle_marker_t::header_offset(int64_t* pOffset, int64_t* pLength) | ||
| { | ||
| // Contains the bundle_placeholder default value at compile time. | ||
| // the first 8 bytes are replaced by squirrel with the offset | ||
| // where the package is located. | ||
| static volatile uint8_t placeholder[] = | ||
| { | ||
| // 8 bytes represent the package offset | ||
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | ||
| // 8 bytes represent the package length | ||
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | ||
| // 64 bytes represent the bundle signature: SHA-256 for "squirrel bundle" | ||
| 0x94, 0xf0, 0xb1, 0x7b, 0x68, 0x93, 0xe0, 0x29, | ||
| 0x37, 0xeb, 0x34, 0xef, 0x53, 0xaa, 0xe7, 0xd4, | ||
| 0x2b, 0x54, 0xf5, 0x70, 0x7e, 0xf5, 0xd6, 0xf5, | ||
| 0x78, 0x54, 0x98, 0x3e, 0x5e, 0x94, 0xed, 0x7d | ||
| }; | ||
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| volatile bundle_marker_t* marker = reinterpret_cast<volatile bundle_marker_t*>(placeholder); | ||
| *pOffset = marker->locator.bundle_header_offset; | ||
| *pLength = marker->locator.bundle_header_length; | ||
| } | ||
|
|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| #ifndef __BUNDLE_MARKER_H__ | ||
| #define __BUNDLE_MARKER_H__ | ||
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| #include <cstdint> | ||
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| #pragma pack(push, 1) | ||
| union bundle_marker_t | ||
| { | ||
| public: | ||
| uint8_t placeholder[48]; | ||
| struct | ||
| { | ||
| int64_t bundle_header_offset; | ||
| int64_t bundle_header_length; | ||
| uint8_t signature[32]; | ||
| } locator; | ||
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| static void header_offset(int64_t* pOffset, int64_t* pLength); | ||
| static bool is_bundle() | ||
| { | ||
| int64_t offset, length; | ||
| header_offset(&offset, &length); | ||
| return offset != 0; | ||
| } | ||
| }; | ||
| #pragma pack(pop) | ||
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| #endif // __BUNDLE_MARKER_H__ |
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