diff --git a/Cargo.lock b/Cargo.lock
index 9c323c5..10c1181 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,29 +1,22 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-[[package]]
-name = "autocfg"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "backtrace"
-version = "0.3.13"
+version = "0.3.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "backtrace-sys 0.1.28 (registry+https://github.com/rust-lang/crates.io-index)",
- "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace-sys 0.1.31 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-demangle 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-demangle 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "backtrace-sys"
-version = "0.1.28"
+version = "0.1.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.28 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -31,18 +24,12 @@ dependencies = [
 name = "bakare"
 version = "0.1.0"
 dependencies = [
- "dir-diff 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "rust-crypto 0.2.36 (registry+https://github.com/rust-lang/crates.io-index)",
  "tempfile 3.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "walkdir 2.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "walkdir 2.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "bitflags"
-version = "1.0.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "c2-chacha"
 version = "0.2.2"
@@ -54,28 +41,20 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.0.28"
+version = "1.0.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "cfg-if"
-version = "0.1.6"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "dir-diff"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "walkdir 2.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "failure"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace 0.3.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace 0.3.35 (registry+https://github.com/rust-lang/crates.io-index)",
  "failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -84,24 +63,15 @@ name = "failure_derive"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.44 (registry+https://github.com/rust-lang/crates.io-index)",
+ "synstructure 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
-name = "fuchsia-zircon"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "fuchsia-zircon-sys"
-version = "0.3.3"
+name = "fuchsia-cprng"
+version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -114,7 +84,7 @@ name = "getrandom"
 version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasi 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -136,7 +106,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "proc-macro2"
-version = "0.4.24"
+version = "0.4.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -144,30 +114,31 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "0.6.10"
+version = "0.6.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rand"
-version = "0.3.22"
+version = "0.3.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rand"
-version = "0.4.3"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-cprng 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -191,6 +162,19 @@ dependencies = [
  "rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rand_core"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "rand_core"
 version = "0.5.1"
@@ -207,17 +191,25 @@ dependencies = [
  "rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rdrand"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "redox_syscall"
-version = "0.1.44"
+version = "0.1.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "remove_dir_all"
-version = "0.5.1"
+version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -227,14 +219,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "gcc 0.3.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.3.23 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "time 0.1.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rustc-demangle"
-version = "0.1.13"
+version = "0.1.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -244,30 +236,30 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "same-file"
-version = "1.0.4"
+version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "winapi-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi-util 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "syn"
-version = "0.15.24"
+version = "0.15.44"
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- "proc-macro2 0.4.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
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-version = "0.10.1"
+version = "0.10.2"
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 dependencies = [
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- "quote 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.44 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -276,22 +268,22 @@ name = "tempfile"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
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  "rand 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
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- "remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)",
+ "remove_dir_all 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
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-version = "0.1.41"
+version = "0.1.42"
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 dependencies = [
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- "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
@@ -301,12 +293,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "walkdir"
-version = "2.2.7"
+version = "2.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
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- "winapi-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "same-file 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -316,7 +308,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "winapi"
-version = "0.3.6"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
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@@ -330,10 +322,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
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+"checksum rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "9c33a3c44ca05fa6f1807d8e6743f3824e8509beca625669633be0acbdf509dc"
 "checksum rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
 "checksum rand_hc 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
-"checksum redox_syscall 0.1.44 (registry+https://github.com/rust-lang/crates.io-index)" = "a84bcd297b87a545980a2d25a0beb72a1f490c31f0a9fde52fca35bfbb1ceb70"
-"checksum remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3488ba1b9a2084d38645c4c08276a1752dcbf2c7130d74f1569681ad5d2799c5"
+"checksum rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "678054eb77286b51581ba43620cc911abf02758c91f93f479767aed0f90458b2"
+"checksum redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)" = "2439c63f3f6139d1b57529d16bc3b8bb855230c8efcc5d3a896c8bea7c3b1e84"
+"checksum remove_dir_all 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "4a83fa3702a688b9359eccba92d153ac33fd2e8462f9e0e3fdf155239ea7792e"
 "checksum rust-crypto 0.2.36 (registry+https://github.com/rust-lang/crates.io-index)" = "f76d05d3993fd5f4af9434e8e436db163a12a9d40e1a58a726f27a01dfd12a2a"
-"checksum rustc-demangle 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)" = "adacaae16d02b6ec37fdc7acfcddf365978de76d1983d3ee22afc260e1ca9619"
+"checksum rustc-demangle 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)" = "4c691c0e608126e00913e33f0ccf3727d5fc84573623b8d65b2df340b5201783"
 "checksum rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)" = "dcf128d1287d2ea9d80910b5f1120d0b8eede3fbf1abe91c40d39ea7d51e6fda"
-"checksum same-file 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "8f20c4be53a8a1ff4c1f1b2bd14570d2f634628709752f0702ecdd2b3f9a5267"
-"checksum syn 0.15.24 (registry+https://github.com/rust-lang/crates.io-index)" = "734ecc29cd36e8123850d9bf21dfd62ef8300aaa8f879aabaa899721808be37c"
-"checksum synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "73687139bf99285483c96ac0add482c3776528beac1d97d444f6e91f203a2015"
+"checksum same-file 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)" = "585e8ddcedc187886a30fa705c47985c3fa88d06624095856b36ca0b82ff4421"
+"checksum syn 0.15.44 (registry+https://github.com/rust-lang/crates.io-index)" = "9ca4b3b69a77cbe1ffc9e198781b7acb0c7365a883670e8f1c1bc66fba79a5c5"
+"checksum synstructure 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)" = "02353edf96d6e4dc81aea2d8490a7e9db177bf8acb0e951c24940bf866cb313f"
 "checksum tempfile 3.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7a6e24d9338a0a5be79593e2fa15a648add6138caa803e2d5bc782c371732ca9"
-"checksum time 0.1.41 (registry+https://github.com/rust-lang/crates.io-index)" = "847da467bf0db05882a9e2375934a8a55cffdc9db0d128af1518200260ba1f6c"
+"checksum time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)" = "db8dcfca086c1143c9270ac42a2bbd8a7ee477b78ac8e45b19abfb0cbede4b6f"
 "checksum unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
-"checksum walkdir 2.2.7 (registry+https://github.com/rust-lang/crates.io-index)" = "9d9d7ed3431229a144296213105a390676cc49c9b6a72bd19f3176c98e129fa1"
+"checksum walkdir 2.2.9 (registry+https://github.com/rust-lang/crates.io-index)" = "9658c94fa8b940eab2250bd5a457f9c48b748420d71293b165c8cdbe2f55f71e"
 "checksum wasi 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fd5442abcac6525a045cc8c795aedb60da7a2e5e89c7bf18a0d5357849bb23c7"
-"checksum winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "92c1eb33641e276cfa214a0522acad57be5c56b10cb348b3c5117db75f3ac4b0"
+"checksum winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)" = "8093091eeb260906a183e6ae1abdba2ef5ef2257a21801128899c3fc699229c6"
 "checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
-"checksum winapi-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "afc5508759c5bf4285e61feb862b6083c8480aec864fa17a81fdec6f69b461ab"
+"checksum winapi-util 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7168bab6e1daee33b4557efd0e95d5ca70a03706d39fa5f3fe7a236f584b03c9"
 "checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
diff --git a/Cargo.toml b/Cargo.toml
index baaf839..b35cc04 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,3 @@ walkdir = "2.2"
 rust-crypto = "0.2"
 tempfile = "3.1"
 failure = "0.1"
-
-[dev-dependencies]
-rust-crypto = "0.2"
-dir-diff = "0.3"
diff --git a/src/repository.rs b/src/repository.rs
index 7994d22..773541a 100644
--- a/src/repository.rs
+++ b/src/repository.rs
@@ -58,7 +58,7 @@ impl<'a> Iterator for RepositoryIterator<'a> {
     type Item = &'a RepositoryItem<'a>;
 
     fn next(&mut self) -> Option<Self::Item> {
-        if self.index.items.is_empty() || self.current_item_number >= self.index.items.len() - 1 {
+        if self.index.items.is_empty() || self.current_item_number > self.index.items.len() - 1 {
             None
         } else {
             let current_item_number = self.current_item_number;
diff --git a/src/restore.rs b/src/restore.rs
index 32e0941..2cdb603 100644
--- a/src/restore.rs
+++ b/src/restore.rs
@@ -37,14 +37,4 @@ impl<'a> Engine<'a> {
     pub fn restore_as_of_version(&self, item: &RepositoryItem, version: &ItemVersion) -> Result<(), BakareError> {
         unimplemented!()
     }
-
-    fn process_entry(&self, entry: &DirEntry) -> Result<(), BakareError> {
-        if entry.file_type().is_dir() {
-            fs::create_dir(self.target_path.join(entry.file_name()))?;
-        }
-        if entry.file_type().is_file() {
-            fs::copy(entry.path(), self.target_path.join(entry.file_name()))?;
-        }
-        Ok(())
-    }
 }
diff --git a/tests/system_tests.rs b/tests/system_tests.rs
index 2def78f..840a3be 100644
--- a/tests/system_tests.rs
+++ b/tests/system_tests.rs
@@ -5,11 +5,11 @@ use bakare::source::TempSource;
 
 use bakare::error::BakareError;
 use bakare::repository::Repository;
-use dir_diff::is_different;
 use std::fs::File;
 use std::io::Read;
 use std::path::Path;
 use tempfile::tempdir;
+use walkdir::WalkDir;
 
 #[test]
 fn restore_backed_up_files() -> Result<(), BakareError> {
@@ -85,10 +85,45 @@ fn assert_same_after_restore(source_path: &Path) -> Result<(), BakareError> {
         let restore_engine = restore::Engine::new(&restore_repository, &restore_target)?;
         restore_engine.restore_all()?;
     }
-    let are_source_and_target_different = is_different(source_path, &restore_target).unwrap();
-    assert!(!are_source_and_target_different);
+
+    assert_directory_trees_have_same_contents(source_path, restore_target.as_path())?;
     Ok(())
 }
 
+fn assert_directory_trees_have_same_contents(left: &Path, right: &Path) -> Result<(), BakareError> {
+    let left_files = get_sorted_files_recursively(left)?;
+    let right_files = get_sorted_files_recursively(right)?;
+
+    let pairs = left_files.iter().zip(right_files);
+    for (l, r) in pairs {
+        assert_eq!(l.file_name(), r.file_name());
+        let mut fl = File::open(l)?;
+        let mut fr = File::open(r)?;
+        let mut bl = vec![];
+        let mut br = vec![];
+        fl.read_to_end(&mut bl)?;
+        fr.read_to_end(&mut br)?;
+        assert_eq!(bl, bl);
+    }
+    Ok(())
+}
+
+fn get_sorted_files_recursively(path: &Path) -> Result<Vec<Box<Path>>, BakareError> {
+    let walker = WalkDir::new(path).sort_by(|a, b| a.file_name().cmp(b.file_name()));
+
+    let mut result = vec![];
+
+    for maybe_entry in walker {
+        let entry = maybe_entry?;
+        if entry.path() == path {
+            continue;
+        }
+        if entry.path().is_file() {
+            result.push(Box::from(entry.path()));
+        }
+    }
+
+    Ok(result)
+}
 // TODO: restore latest version by default
 // TODO: deduplicate data