[unsafe] Rules for arpa_inet, cstdlib, cstring, socket, time, xattr (#137)

Author: lucic71

rules/arpa_inet/ir_unsafe.json

@@ -46,5 +46,53 @@
     "return_type": {
       "type": "u16"
     }
+  },
+  "f3": {
+    "body": [
+      {
+        "text": "u16::to_be("
+      },
+      {
+        "placeholder": {
+          "arg": 0,
+          "access": "read"
+        }
+      },
+      {
+        "text": ")"
+      }
+    ],
+    "params": {
+      "a0": {
+        "type": "u16"
+      }
+    },
+    "return_type": {
+      "type": "u16"
+    }
+  },
+  "f4": {
+    "body": [
+      {
+        "text": "u32::to_be("
+      },
+      {
+        "placeholder": {
+          "arg": 0,
+          "access": "read"
+        }
+      },
+      {
+        "text": ")"
+      }
+    ],
+    "params": {
+      "a0": {
+        "type": "u32"
+      }
+    },
+    "return_type": {
+      "type": "u32"
+    }
   }
 }

rules/arpa_inet/src.cpp

@@ -5,3 +5,5 @@
 
 uint32_t f1(uint32_t x) { return ntohl(x); }
 uint16_t f2(uint16_t x) { return ntohs(x); }
+uint16_t f3(uint16_t x) { return htons(x); }
+uint32_t f4(uint32_t x) { return htonl(x); }

rules/arpa_inet/tgt_unsafe.rs

@@ -7,3 +7,9 @@ unsafe fn f1(a0: u32) -> u32 {
 unsafe fn f2(a0: u16) -> u16 {
     u16::from_be(a0)
 }
+unsafe fn f3(a0: u16) -> u16 {
+    u16::to_be(a0)
+}
+unsafe fn f4(a0: u32) -> u32 {
+    u32::to_be(a0)
+}

rules/cstdlib/ir_unsafe.json

@@ -203,5 +203,138 @@
     "return_type": {
       "type": "i32"
     }
+  },
+  "f8": {
+    "body": [
+      {
+        "text": "libc::bsearch(\n        "
+      },
+      {
+        "placeholder": {
+          "arg": 0,
+          "access": "read"
+        }
+      },
+      {
+        "text": ",\n        "
+      },
+      {
+        "placeholder": {
+          "arg": 1,
+          "access": "read"
+        }
+      },
+      {
+        "text": ",\n        "
+      },
+      {
+        "placeholder": {
+          "arg": 2,
+          "access": "read"
+        }
+      },
+      {
+        "text": " as ::libc::size_t,\n        "
+      },
+      {
+        "placeholder": {
+          "arg": 3,
+          "access": "read"
+        }
+      },
+      {
+        "text": " as ::libc::size_t,\n        Some(std::mem::transmute::<\n            *const (),\n            unsafe extern \"C\" fn(*const ::libc::c_void, *const ::libc::c_void) -> i32,\n        >("
+      },
+      {
+        "placeholder": {
+          "arg": 4,
+          "access": "read"
+        }
+      },
+      {
+        "text": " as *const ())),\n    )"
+      }
+    ],
+    "params": {
+      "a0": {
+        "type": "*const ::libc::c_void",
+        "is_unsafe_pointer": true
+      },
+      "a1": {
+        "type": "*const ::libc::c_void",
+        "is_unsafe_pointer": true
+      },
+      "a2": {
+        "type": "u64"
+      },
+      "a3": {
+        "type": "u64"
+      },
+      "a4": {
+        "type": "unsafe fn(*const ::libc::c_void, *const ::libc::c_void) -> i32"
+      }
+    },
+    "return_type": {
+      "type": "*mut ::libc::c_void",
+      "is_unsafe_pointer": true
+    }
+  },
+  "f9": {
+    "body": [
+      {
+        "text": "libc::qsort(\n        "
+      },
+      {
+        "placeholder": {
+          "arg": 0,
+          "access": "read"
+        }
+      },
+      {
+        "text": ",\n        "
+      },
+      {
+        "placeholder": {
+          "arg": 1,
+          "access": "read"
+        }
+      },
+      {
+        "text": " as ::libc::size_t,\n        "
+      },
+      {
+        "placeholder": {
+          "arg": 2,
+          "access": "read"
+        }
+      },
+      {
+        "text": " as ::libc::size_t,\n        Some(std::mem::transmute::<\n            *const (),\n            unsafe extern \"C\" fn(*const ::libc::c_void, *const ::libc::c_void) -> i32,\n        >("
+      },
+      {
+        "placeholder": {
+          "arg": 3,
+          "access": "read"
+        }
+      },
+      {
+        "text": " as *const ())),\n    )"
+      }
+    ],
+    "params": {
+      "a0": {
+        "type": "*mut ::libc::c_void",
+        "is_unsafe_pointer": true
+      },
+      "a1": {
+        "type": "u64"
+      },
+      "a2": {
+        "type": "u64"
+      },
+      "a3": {
+        "type": "unsafe fn(*const ::libc::c_void, *const ::libc::c_void) -> i32"
+      }
+    }
   }
 }

rules/cstdlib/src.cpp

@@ -18,3 +18,13 @@ char *f6(const char *name) { return getenv(name); }
 int f7(const char *name, const char *value, int overwrite) {
   return setenv(name, value, overwrite);
 }
+
+void *f8(const void *key, const void *base, size_t nmemb, size_t size,
+         int (*compar)(const void *, const void *)) {
+  return bsearch(key, base, nmemb, size, compar);
+}
+
+void f9(void *base, size_t nmemb, size_t size,
+        int (*compar)(const void *, const void *)) {
+  return qsort(base, nmemb, size, compar);
+}

rules/cstdlib/tgt_unsafe.rs

@@ -28,3 +28,39 @@ unsafe fn f6(a0: *const u8) -> *mut u8 {
 unsafe fn f7(a0: *const u8, a1: *const u8, a2: i32) -> i32 {
     libc::setenv(a0 as *const i8, a1 as *const i8, a2)
 }
+
+unsafe fn f8(
+    a0: *const ::libc::c_void,
+    a1: *const ::libc::c_void,
+    a2: u64,
+    a3: u64,
+    a4: unsafe fn(*const ::libc::c_void, *const ::libc::c_void) -> i32,
+) -> *mut ::libc::c_void {
+    libc::bsearch(
+        a0,
+        a1,
+        a2 as ::libc::size_t,
+        a3 as ::libc::size_t,
+        Some(std::mem::transmute::<
+            *const (),
+            unsafe extern "C" fn(*const ::libc::c_void, *const ::libc::c_void) -> i32,
+        >(a4 as *const ())),
+    )
+}
+
+unsafe fn f9(
+    a0: *mut ::libc::c_void,
+    a1: u64,
+    a2: u64,
+    a3: unsafe fn(*const ::libc::c_void, *const ::libc::c_void) -> i32,
+) {
+    libc::qsort(
+        a0,
+        a1 as ::libc::size_t,
+        a2 as ::libc::size_t,
+        Some(std::mem::transmute::<
+            *const (),
+            unsafe extern "C" fn(*const ::libc::c_void, *const ::libc::c_void) -> i32,
+        >(a3 as *const ())),
+    )
+}