vmp4-dump

Dumps Apple VMP4 files, used by geod, GeoServices, Maps, and other Apple apps.

crates.io — Github

shell script $ cargo install vmp4-dump $ vmp4-dump --verbose --dump tile.vf

Example output:

```shell script $ vmp4-dump --verbose --dump tile.vf

file size: 17917 sections: 2

type: ChapterGlobal (1 / 1) offset: 30 size: 12

0000: C0 01 50 40 E2 49 00 ..P@.I.

type: ChapterDaVinciBuildings (8e / 142) offset: 42 size: 17875

0000: 14 00 00 00 0B 00 0B 00 C1 FF FF FF 20 D1 10 27 ...............' 0016: C2 DF 18 45 0B 00 14 00 17 5D 04 00 DC 8C 01 CC ...E.....]...... 0032: FF 00 00 00 01 00 00 00 00 00 18 00 00 00 00 81 ................ 0048: 20 35 F3 F8 00 00 0B 55 C7 37 07 20 15 19 C7 37 .5.....U.7.....7 0064: 07 20 20 01 00 00 00 03 F0 10 4E 03 00 00 00 02 ..........N..... 0080: C9 80 03 00 00 00 02 52 60 02 00 00 09 7B FE 30 .......R....{.0 0096: 00 D3 C0 29 C9 4F 5F 60 F0 63 07 5D C6 79 BD 47 ...).O_.c.].y.G 0112: 9C 3A 08 D3 AE 52 31 16 41 1D 65 E7 17 A9 75 AE .:...R1.A.e...u. 0128: 00 F8 BF 67 AD C9 53 AC 14 C4 9E 2F CE C8 2B 4F ...g..S..../..+O 0144: 23 C0 55 B9 AE 72 52 91 06 4D 24 63 8C 4B A8 BD #.U..rR..M$c.K.. 0160: 0E BF 9E 47 14 6A 67 A1 05 9E 85 18 32 C4 3B D3 ...G.jg.....2.;. 0176: 84 57 29 04 06 A8 3E F7 44 92 60 5A CA BC 1B 74 .W)...>.D.`Z...t 0192: 37 98 4C 23 72 4B 1C 9C 7.L#rK.. ..... 17866 more bytes ..... ```

Special thanks

"iOS Forensics: VMP4 File format" by Jesse Spangenberger (Blog post)

Notes

cargo requires a rust installation.
Most of this inferred from the decompilation by Ghidra of the private framework GeoServices.framework extracted from the arm64e dyld cache of MacOS 12.3 (21E230).

License

~~ MIT License ~~

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.