From 482e246bc826a27f89eed481809216488bae7d2c Mon Sep 17 00:00:00 2001
From: "Christoph J. Scherr" <Christ.Scherr@newtec.de>
Date: Wed, 20 Sep 2023 14:28:40 +0200
Subject: [PATCH] add bintols

---
 Cargo.toml                           | 55 +-------------------------
 members/pt-bintols/Cargo.toml        | 10 +++++
 members/pt-bintols/src/datalayout.rs | 59 ++++++++++++++++++++++++++++
 members/pt-bintols/src/lib.rs        |  1 +
 4 files changed, 72 insertions(+), 53 deletions(-)
 create mode 100644 members/pt-bintols/Cargo.toml
 create mode 100644 members/pt-bintols/src/datalayout.rs
 create mode 100644 members/pt-bintols/src/lib.rs

diff --git a/Cargo.toml b/Cargo.toml
index fa970e3..1f54390 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,8 +1,10 @@
 [workspace]
+resolver = "2"
 publish = false
 members = [
 	"members/pt",
 	"members/pt-core",
+	"members/pt-bintols",
 	"members/pt-math",
 	"members/pt-bin",
 	"members/pt-log",
@@ -17,56 +19,3 @@ default-members = [
 	"members/pt-log",
 	"members/pt-math",
 ]
-
-[package]
-publish = false
-autobins = true
-default-run = "pt"
-name = "libpt"
-version = "0.1.6"
-edition = "2021"
-authors = ["Christoph J. Scherr <software@cscherr.de>"]
-license = "GPL-3.0-or-later"
-description = "Personal multitool"
-readme = "README.md"
-homepage = "https://git.cscherr.de/PlexSheep/pt"
-repository = "https://git.cscherr.de/PlexSheep/pt"
-keywords = ["cli", "python", "scriptable", "pyo3", "library"]
-categories = ["command-line-utilities", "development-tools", "development-tools::ffi"]
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
-[lib]
-name = "pt"
-crate-type = ["cdylib", "rlib"]
-
-[[bin]]
-name = "pt"
-path = "src/bin/main/mod.rs"
-
-[[bin]]
-name = "ccc"
-path = "src/bin/ccc/mod.rs"
-
-[dependencies]
-clap = { version = "4.3.11", features = ["derive"] }
-clap-num = "1.0.2"
-clap-verbosity-flag = "2.0.1"
-env_logger = "0.10.0"
-humantime = "2.1.0"
-num = "0.4.0"
-num-traits = "0.2.16"
-openssl = "0.10.55"
-openssl-sys = "0.9.90"
-pyo3 = "0.18.1"
-regex = "1.9.1"
-reqwest = { version = "0.11.18", features = ["blocking"] }
-serde = { version = "1.0.171", features = ["derive"] }
-serde_json = "1.0.102"
-signal-hook = "0.3.15"
-tracing = "0.1.37"
-tracing-appender = "0.2.2"
-tracing-subscriber = "0.3.17"
-
-[dev-dependencies]
-gag = "1.0.0"
diff --git a/members/pt-bintols/Cargo.toml b/members/pt-bintols/Cargo.toml
new file mode 100644
index 0000000..7703421
--- /dev/null
+++ b/members/pt-bintols/Cargo.toml
@@ -0,0 +1,10 @@
+[package]
+name = "pt-bintols"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+pt-core = { version = "0.1.0", path = "../pt-core" }
+pt-log = { version = "0.1.0", path = "../pt-log" }
diff --git a/members/pt-bintols/src/datalayout.rs b/members/pt-bintols/src/datalayout.rs
new file mode 100644
index 0000000..32693ae
--- /dev/null
+++ b/members/pt-bintols/src/datalayout.rs
@@ -0,0 +1,59 @@
+//* # See what's behind the datatypes of Rust
+//*
+//* This Crate shows off how datatypes of rust are stored in memory.
+use std::any::{TypeId, type_name};
+
+/// ## Investigate the internal representation of variables
+///
+/// Takes 1. the Type and 2. a [`Vec`] of items (of that datatype).
+#[macro_export]
+macro_rules! investigate_memory_layout {
+    ($t:ty, $v:tt) => {
+        println!("Type:\t{}", type_name::<$t>());
+        println!("\talign:\t{:?} B", std::mem::align_of::<$t>());
+        println!("\tID:\t{:?}\n", TypeId::of::<$t>());
+        println!("\tItems:");
+        unsafe {
+            for (index, item) in $v.iter().enumerate() {
+                let pointer = item as *const $t;
+                let mut memory: [u8; std::mem::size_of::<$t>()] = std::mem::transmute(item.clone());
+                memory.reverse();
+                println!("\
+                    \t{index:02x}\titem:\t\t{item:?}\n\
+                    \t\tpointer:   \t{:X?}\n\
+                    \t\talign:     \t{}\n\
+                    \t\tsize:      \t{}\n\
+                    \t\tmemory:    \t{:X?}\n\
+                    \t\tbin mem:   \t{}\n\
+                    \t\tnote:      \tmemory order reversed\n\
+                    ",
+                    pointer,
+                    byte_bit_display(std::mem::align_of_val(item)),
+                    byte_bit_display(memory.len()),
+                    memory,
+                    bytes_to_bin(&memory),
+                );
+            }
+        }
+    };
+}
+
+fn bytes_to_bin(v: &[u8]) -> String {
+    if v.len() > 8 || v.len() < 1 {
+        return String::from("(impractical size for dump)")
+    }
+    let mut s = format!("0b{:08b}", v.first().unwrap());
+    for i in 1..v.len() {
+        s.push_str(&format!("_{:08b}", v[i]));
+        if i % 8 == 0 {
+            s.push_str("\n")
+        }
+    }
+    return s;
+}
+
+fn byte_bit_display(v: usize) -> String
+{
+    format!("{:07} B = {:08} bit", v.clone(), v * 8)
+}
+
diff --git a/members/pt-bintols/src/lib.rs b/members/pt-bintols/src/lib.rs
new file mode 100644
index 0000000..564192b
--- /dev/null
+++ b/members/pt-bintols/src/lib.rs
@@ -0,0 +1 @@
+pub mod datalayout;