[unsafe] Rules for poll/select/socket (#133)

Author: lucic71

rules/poll/ir_unsafe.json

@@ -0,0 +1,51 @@
+{
+  "f1": {
+    "body": [
+      {
+        "text": "libc::poll("
+      },
+      {
+        "placeholder": {
+          "arg": 0,
+          "access": "read"
+        }
+      },
+      {
+        "text": ", "
+      },
+      {
+        "placeholder": {
+          "arg": 1,
+          "access": "read"
+        }
+      },
+      {
+        "text": " as ::libc::nfds_t, "
+      },
+      {
+        "placeholder": {
+          "arg": 2,
+          "access": "read"
+        }
+      },
+      {
+        "text": ")"
+      }
+    ],
+    "params": {
+      "a0": {
+        "type": "*mut ::libc::pollfd",
+        "is_unsafe_pointer": true
+      },
+      "a1": {
+        "type": "u64"
+      },
+      "a2": {
+        "type": "i32"
+      }
+    },
+    "return_type": {
+      "type": "i32"
+    }
+  }
+}

rules/poll/src.cpp

@@ -0,0 +1,8 @@
+// Copyright (c) 2022-present INESC-ID.
+// Distributed under the MIT license that can be found in the LICENSE file.
+
+#include <poll.h>
+
+int f1(struct pollfd *fds, nfds_t nfds, int timeout) {
+  return poll(fds, nfds, timeout);
+}

rules/poll/tgt_unsafe.rs

@@ -0,0 +1,6 @@
+// Copyright (c) 2022-present INESC-ID.
+// Distributed under the MIT license that can be found in the LICENSE file.
+
+unsafe fn f1(a0: *mut ::libc::pollfd, a1: u64, a2: i32) -> i32 {
+    libc::poll(a0, a1 as ::libc::nfds_t, a2)
+}

rules/select/ir_unsafe.json

@@ -0,0 +1,78 @@
+{
+  "f1": {
+    "body": [
+      {
+        "text": "libc::select("
+      },
+      {
+        "placeholder": {
+          "arg": 0,
+          "access": "read"
+        }
+      },
+      {
+        "text": ", "
+      },
+      {
+        "placeholder": {
+          "arg": 1,
+          "access": "read"
+        }
+      },
+      {
+        "text": ", "
+      },
+      {
+        "placeholder": {
+          "arg": 2,
+          "access": "read"
+        }
+      },
+      {
+        "text": ", "
+      },
+      {
+        "placeholder": {
+          "arg": 3,
+          "access": "read"
+        }
+      },
+      {
+        "text": ", "
+      },
+      {
+        "placeholder": {
+          "arg": 4,
+          "access": "read"
+        }
+      },
+      {
+        "text": ")"
+      }
+    ],
+    "params": {
+      "a0": {
+        "type": "i32"
+      },
+      "a1": {
+        "type": "*mut ::libc::fd_set",
+        "is_unsafe_pointer": true
+      },
+      "a2": {
+        "type": "*mut ::libc::fd_set",
+        "is_unsafe_pointer": true
+      },
+      "a3": {
+        "type": "*mut ::libc::fd_set",
+        "is_unsafe_pointer": true
+      },
+      "a4": {
+        "type": "*mut ::libc::timeval",
+        "is_unsafe_pointer": true
+      }
+    },
+    "return_type": {
+      "type": "i32"
+    }
+  }
+}

rules/select/src.cpp

@@ -0,0 +1,9 @@
+// Copyright (c) 2022-present INESC-ID.
+// Distributed under the MIT license that can be found in the LICENSE file.
+
+#include <sys/select.h>
+
+int f1(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds,
+       struct timeval *timeout) {
+  return select(nfds, readfds, writefds, exceptfds, timeout);
+}

rules/select/tgt_unsafe.rs

@@ -0,0 +1,12 @@
+// Copyright (c) 2022-present INESC-ID.
+// Distributed under the MIT license that can be found in the LICENSE file.
+
+unsafe fn f1(
+    a0: i32,
+    a1: *mut ::libc::fd_set,
+    a2: *mut ::libc::fd_set,
+    a3: *mut ::libc::fd_set,
+    a4: *mut ::libc::timeval,
+) -> i32 {
+    libc::select(a0, a1, a2, a3, a4)
+}