From 13fb3e361231e21075546d7b28e475c1053b8266 Mon Sep 17 00:00:00 2001
From: numtel <ben@latenightsketches.com>
Date: Fri, 3 May 2024 16:18:31 -0700
Subject: [PATCH] Break read loop when past end of file

* Previous behavior resulted in an Out of Memory error after a long hang
---
 package-lock.json   | 911 ++++++++++++++++++++++++++++++++++++++++++++
 package.json        |   1 +
 src/binfileutils.js |   1 +
 test/invalid.bin    | Bin 0 -> 4708 bytes
 test/test.js        |  24 ++
 test/valid.bin      | Bin 0 -> 4703 bytes
 6 files changed, 937 insertions(+)
 create mode 100644 test/invalid.bin
 create mode 100644 test/test.js
 create mode 100644 test/valid.bin

diff --git a/package-lock.json b/package-lock.json
index 7b37c07..47c29f0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,6 +14,7 @@
       },
       "devDependencies": {
         "eslint": "^8.6.0",
+        "mocha": "^10.4.0",
         "rollup": "^2.20.0"
       }
     },
@@ -193,6 +194,15 @@
         "url": "https://github.com/sponsors/epoberezkin"
       }
     },
+    "node_modules/ansi-colors": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/ansi-colors/-/ansi-colors-4.1.1.tgz",
+      "integrity": "sha512-JoX0apGbHaUJBNl6yF+p6JAFYZ666/hhCGKN5t9QFjbJQKUU/g8MNbFDbvfrgKXvI1QpZplPOnwIo99lX/AAmA==",
+      "dev": true,
+      "engines": {
+        "node": ">=6"
+      }
+    },
     "node_modules/ansi-regex": {
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.1.tgz",
@@ -217,6 +227,19 @@
         "url": "https://github.com/chalk/ansi-styles?sponsor=1"
       }
     },
+    "node_modules/anymatch": {
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.3.tgz",
+      "integrity": "sha512-KMReFUr0B4t+D+OBkjR3KYqvocp2XaSzO55UcB6mgQMd3KbcE+mWTyvVV7D/zsdEbNnV6acZUutkiHQXvTr1Rw==",
+      "dev": true,
+      "dependencies": {
+        "normalize-path": "^3.0.0",
+        "picomatch": "^2.0.4"
+      },
+      "engines": {
+        "node": ">= 8"
+      }
+    },
     "node_modules/argparse": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
@@ -229,6 +252,18 @@
       "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
       "dev": true
     },
+    "node_modules/binary-extensions": {
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.3.0.tgz",
+      "integrity": "sha512-Ceh+7ox5qe7LJuLHoY0feh3pHuUDHAcRUeyL2VYghZwfpkNIy/+8Ocg0a3UuSoYzavmylwuLWQOf3hl0jjMMIw==",
+      "dev": true,
+      "engines": {
+        "node": ">=8"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/brace-expansion": {
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
@@ -239,6 +274,24 @@
         "concat-map": "0.0.1"
       }
     },
+    "node_modules/braces": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.2.tgz",
+      "integrity": "sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==",
+      "dev": true,
+      "dependencies": {
+        "fill-range": "^7.0.1"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
+    "node_modules/browser-stdout": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/browser-stdout/-/browser-stdout-1.3.1.tgz",
+      "integrity": "sha512-qhAVI1+Av2X7qelOfAIYwXONood6XlZE/fXaBSmW/T5SzLAmCgzi+eiWE7fUvbHaeNBQH13UftjpXxsfLkMpgw==",
+      "dev": true
+    },
     "node_modules/callsites": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/callsites/-/callsites-3.1.0.tgz",
@@ -248,6 +301,18 @@
         "node": ">=6"
       }
     },
+    "node_modules/camelcase": {
+      "version": "6.3.0",
+      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-6.3.0.tgz",
+      "integrity": "sha512-Gmy6FhYlCY7uOElZUSbxo2UCDH8owEk996gkbrpsgGtrJLM3J7jGxl9Ic7Qwwj4ivOE5AWZWRMecDdF7hqGjFA==",
+      "dev": true,
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/chalk": {
       "version": "4.1.2",
       "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.2.tgz",
@@ -264,6 +329,56 @@
         "url": "https://github.com/chalk/chalk?sponsor=1"
       }
     },
+    "node_modules/chokidar": {
+      "version": "3.5.3",
+      "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.5.3.tgz",
+      "integrity": "sha512-Dr3sfKRP6oTcjf2JmUmFJfeVMvXBdegxB0iVQ5eb2V10uFJUCAS8OByZdVAyVb8xXNz3GjjTgj9kLWsZTqE6kw==",
+      "dev": true,
+      "funding": [
+        {
+          "type": "individual",
+          "url": "https://paulmillr.com/funding/"
+        }
+      ],
+      "dependencies": {
+        "anymatch": "~3.1.2",
+        "braces": "~3.0.2",
+        "glob-parent": "~5.1.2",
+        "is-binary-path": "~2.1.0",
+        "is-glob": "~4.0.1",
+        "normalize-path": "~3.0.0",
+        "readdirp": "~3.6.0"
+      },
+      "engines": {
+        "node": ">= 8.10.0"
+      },
+      "optionalDependencies": {
+        "fsevents": "~2.3.2"
+      }
+    },
+    "node_modules/chokidar/node_modules/glob-parent": {
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.1.2.tgz",
+      "integrity": "sha512-AOIgSQCepiJYwP3ARnGx+5VnTu2HBYdzbGP45eLw1vr3zB3vZLeyed1sC9hnbcOc9/SrMyM5RPQrkGz4aS9Zow==",
+      "dev": true,
+      "dependencies": {
+        "is-glob": "^4.0.1"
+      },
+      "engines": {
+        "node": ">= 6"
+      }
+    },
+    "node_modules/cliui": {
+      "version": "7.0.4",
+      "resolved": "https://registry.npmjs.org/cliui/-/cliui-7.0.4.tgz",
+      "integrity": "sha512-OcRE68cOsVMXp1Yvonl/fzkQOyjLSu/8bhPDfQt0e0/Eb283TKP20Fs2MqoPsr9SwA595rRCA+QMzYc9nBP+JQ==",
+      "dev": true,
+      "dependencies": {
+        "string-width": "^4.2.0",
+        "strip-ansi": "^6.0.0",
+        "wrap-ansi": "^7.0.0"
+      }
+    },
     "node_modules/color-convert": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
@@ -319,12 +434,33 @@
         }
       }
     },
+    "node_modules/decamelize": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-4.0.0.tgz",
+      "integrity": "sha512-9iE1PgSik9HeIIw2JO94IidnE3eBoQrFJ3w7sFuzSX4DpmZ3v5sZpUiV5Swcf6mQEF+Y0ru8Neo+p+nyh2J+hQ==",
+      "dev": true,
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/deep-is": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/deep-is/-/deep-is-0.1.4.tgz",
       "integrity": "sha512-oIPzksmTg4/MriiaYGO+okXDT7ztn/w3Eptv/+gSIdMdKsJo0u4CfYNFJPy+4SKMuCqGw2wxnA+URMg3t8a/bQ==",
       "dev": true
     },
+    "node_modules/diff": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/diff/-/diff-5.0.0.tgz",
+      "integrity": "sha512-/VTCrvm5Z0JGty/BWHljh+BAiw3IK+2j87NGMu8Nwc/f48WoDAC395uomO9ZD117ZOBaHmkX1oyLvkVM/aIT3w==",
+      "dev": true,
+      "engines": {
+        "node": ">=0.3.1"
+      }
+    },
     "node_modules/doctrine": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/doctrine/-/doctrine-3.0.0.tgz",
@@ -337,6 +473,21 @@
         "node": ">=6.0.0"
       }
     },
+    "node_modules/emoji-regex": {
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-8.0.0.tgz",
+      "integrity": "sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A==",
+      "dev": true
+    },
+    "node_modules/escalade": {
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.1.2.tgz",
+      "integrity": "sha512-ErCHMCae19vR8vQGe50xIsVomy19rg6gFu3+r3jkEO46suLMWBksvVyoGgQV+jOfl84ZSOSlmv6Gxa89PmTGmA==",
+      "dev": true,
+      "engines": {
+        "node": ">=6"
+      }
+    },
     "node_modules/escape-string-regexp": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-4.0.0.tgz",
@@ -545,6 +696,18 @@
         "node": "^10.12.0 || >=12.0.0"
       }
     },
+    "node_modules/fill-range": {
+      "version": "7.0.1",
+      "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
+      "integrity": "sha512-qOo9F+dMUmC2Lcb4BbVvnKJxTPjCm+RRpe4gDuGrzkL7mEVl/djYSu2OdQ2Pa302N4oqkSg9ir6jaLWJ2USVpQ==",
+      "dev": true,
+      "dependencies": {
+        "to-regex-range": "^5.0.1"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/find-up": {
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/find-up/-/find-up-5.0.0.tgz",
@@ -561,6 +724,15 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/flat": {
+      "version": "5.0.2",
+      "resolved": "https://registry.npmjs.org/flat/-/flat-5.0.2.tgz",
+      "integrity": "sha512-b6suED+5/3rTpUBdG1gupIl8MPFCAMA0QXwmljLhvCUKcUvdE4gWky9zpuGCcXHOsz4J9wPGNWq6OKpmIzz3hQ==",
+      "dev": true,
+      "bin": {
+        "flat": "cli.js"
+      }
+    },
     "node_modules/flat-cache": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/flat-cache/-/flat-cache-3.0.4.tgz",
@@ -600,6 +772,15 @@
         "node": "^8.16.0 || ^10.6.0 || >=11.0.0"
       }
     },
+    "node_modules/get-caller-file": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-2.0.5.tgz",
+      "integrity": "sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==",
+      "dev": true,
+      "engines": {
+        "node": "6.* || 8.* || >= 10.*"
+      }
+    },
     "node_modules/glob": {
       "version": "7.2.0",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.2.0.tgz",
@@ -662,6 +843,15 @@
         "node": ">=8"
       }
     },
+    "node_modules/he": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/he/-/he-1.2.0.tgz",
+      "integrity": "sha512-F/1DnUGPopORZi0ni+CvrCgHQ5FyEAHRLSApuYWMmrbSwoN2Mn/7k+Gl38gJnR7yyDZk6WLXwiGod1JOWNDKGw==",
+      "dev": true,
+      "bin": {
+        "he": "bin/he"
+      }
+    },
     "node_modules/ignore": {
       "version": "5.3.0",
       "resolved": "https://registry.npmjs.org/ignore/-/ignore-5.3.0.tgz",
@@ -712,6 +902,18 @@
       "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==",
       "dev": true
     },
+    "node_modules/is-binary-path": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/is-binary-path/-/is-binary-path-2.1.0.tgz",
+      "integrity": "sha512-ZMERYes6pDydyuGidse7OsHxtbI7WVeUEozgR/g7rd0xUimYNlvZRE/K2MgZTjWy725IfelLeVcEM97mmtRGXw==",
+      "dev": true,
+      "dependencies": {
+        "binary-extensions": "^2.0.0"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/is-extglob": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-2.1.1.tgz",
@@ -721,6 +923,15 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/is-fullwidth-code-point": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-3.0.0.tgz",
+      "integrity": "sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg==",
+      "dev": true,
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/is-glob": {
       "version": "4.0.3",
       "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-4.0.3.tgz",
@@ -733,6 +944,15 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/is-number": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz",
+      "integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng==",
+      "dev": true,
+      "engines": {
+        "node": ">=0.12.0"
+      }
+    },
     "node_modules/is-path-inside": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/is-path-inside/-/is-path-inside-3.0.3.tgz",
@@ -742,6 +962,27 @@
         "node": ">=8"
       }
     },
+    "node_modules/is-plain-obj": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/is-plain-obj/-/is-plain-obj-2.1.0.tgz",
+      "integrity": "sha512-YWnfyRwxL/+SsrWYfOpUtz5b3YD+nyfkHvjbcanzk8zgyO4ASD67uVMRt8k5bM4lLMDnXfriRhOpemw+NfT1eA==",
+      "dev": true,
+      "engines": {
+        "node": ">=8"
+      }
+    },
+    "node_modules/is-unicode-supported": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/is-unicode-supported/-/is-unicode-supported-0.1.0.tgz",
+      "integrity": "sha512-knxG2q4UC3u8stRGyAVJCOdxFmv5DZiRcdlIaAQXAbSfJya+OhopNotLQrstBhququ4ZpuKbDc/8S6mgXgPFPw==",
+      "dev": true,
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/isexe": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
@@ -806,6 +1047,22 @@
       "integrity": "sha512-0KpjqXRVvrYyCsX1swR/XTK0va6VQkQM6MNo7PqW77ByjAhoARA8EfrP1N4+KlKj8YS0ZUCtRT/YUuhyYDujIQ==",
       "dev": true
     },
+    "node_modules/log-symbols": {
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/log-symbols/-/log-symbols-4.1.0.tgz",
+      "integrity": "sha512-8XPvpAA8uyhfteu8pIvQxpJZ7SYYdpUivZpGy6sFsBuKRY/7rQGavedeB8aK+Zkyq6upMFVL/9AW6vOYzfRyLg==",
+      "dev": true,
+      "dependencies": {
+        "chalk": "^4.1.0",
+        "is-unicode-supported": "^0.1.0"
+      },
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/minimatch": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
@@ -818,6 +1075,102 @@
         "node": "*"
       }
     },
+    "node_modules/mocha": {
+      "version": "10.4.0",
+      "resolved": "https://registry.npmjs.org/mocha/-/mocha-10.4.0.tgz",
+      "integrity": "sha512-eqhGB8JKapEYcC4ytX/xrzKforgEc3j1pGlAXVy3eRwrtAy5/nIfT1SvgGzfN0XZZxeLq0aQWkOUAmqIJiv+bA==",
+      "dev": true,
+      "dependencies": {
+        "ansi-colors": "4.1.1",
+        "browser-stdout": "1.3.1",
+        "chokidar": "3.5.3",
+        "debug": "4.3.4",
+        "diff": "5.0.0",
+        "escape-string-regexp": "4.0.0",
+        "find-up": "5.0.0",
+        "glob": "8.1.0",
+        "he": "1.2.0",
+        "js-yaml": "4.1.0",
+        "log-symbols": "4.1.0",
+        "minimatch": "5.0.1",
+        "ms": "2.1.3",
+        "serialize-javascript": "6.0.0",
+        "strip-json-comments": "3.1.1",
+        "supports-color": "8.1.1",
+        "workerpool": "6.2.1",
+        "yargs": "16.2.0",
+        "yargs-parser": "20.2.4",
+        "yargs-unparser": "2.0.0"
+      },
+      "bin": {
+        "_mocha": "bin/_mocha",
+        "mocha": "bin/mocha.js"
+      },
+      "engines": {
+        "node": ">= 14.0.0"
+      }
+    },
+    "node_modules/mocha/node_modules/brace-expansion": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.0.1.tgz",
+      "integrity": "sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA==",
+      "dev": true,
+      "dependencies": {
+        "balanced-match": "^1.0.0"
+      }
+    },
+    "node_modules/mocha/node_modules/glob": {
+      "version": "8.1.0",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-8.1.0.tgz",
+      "integrity": "sha512-r8hpEjiQEYlF2QU0df3dS+nxxSIreXQS1qRhMJM0Q5NDdR386C7jb7Hwwod8Fgiuex+k0GFjgft18yvxm5XoCQ==",
+      "dev": true,
+      "dependencies": {
+        "fs.realpath": "^1.0.0",
+        "inflight": "^1.0.4",
+        "inherits": "2",
+        "minimatch": "^5.0.1",
+        "once": "^1.3.0"
+      },
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
+    "node_modules/mocha/node_modules/minimatch": {
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+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-5.0.1.tgz",
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         "path-exists": "^4.0.0"
       }
     },
+    "flat": {
+      "version": "5.0.2",
+      "resolved": "https://registry.npmjs.org/flat/-/flat-5.0.2.tgz",
+      "integrity": "sha512-b6suED+5/3rTpUBdG1gupIl8MPFCAMA0QXwmljLhvCUKcUvdE4gWky9zpuGCcXHOsz4J9wPGNWq6OKpmIzz3hQ==",
+      "dev": true
+    },
     "flat-cache": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/flat-cache/-/flat-cache-3.0.4.tgz",
@@ -1616,6 +2269,12 @@
       "dev": true,
       "optional": true
     },
+    "get-caller-file": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-2.0.5.tgz",
+      "integrity": "sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==",
+      "dev": true
+    },
     "glob": {
       "version": "7.2.0",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.2.0.tgz",
@@ -1660,6 +2319,12 @@
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       "dev": true
     },
+    "he": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/he/-/he-1.2.0.tgz",
+      "integrity": "sha512-F/1DnUGPopORZi0ni+CvrCgHQ5FyEAHRLSApuYWMmrbSwoN2Mn/7k+Gl38gJnR7yyDZk6WLXwiGod1JOWNDKGw==",
+      "dev": true
+    },
     "ignore": {
       "version": "5.3.0",
       "resolved": "https://registry.npmjs.org/ignore/-/ignore-5.3.0.tgz",
@@ -1698,12 +2363,27 @@
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       "dev": true
     },
+    "is-binary-path": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/is-binary-path/-/is-binary-path-2.1.0.tgz",
+      "integrity": "sha512-ZMERYes6pDydyuGidse7OsHxtbI7WVeUEozgR/g7rd0xUimYNlvZRE/K2MgZTjWy725IfelLeVcEM97mmtRGXw==",
+      "dev": true,
+      "requires": {
+        "binary-extensions": "^2.0.0"
+      }
+    },
     "is-extglob": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-2.1.1.tgz",
       "integrity": "sha1-qIwCU1eR8C7TfHahueqXc8gz+MI=",
       "dev": true
     },
+    "is-fullwidth-code-point": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-3.0.0.tgz",
+      "integrity": "sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg==",
+      "dev": true
+    },
     "is-glob": {
       "version": "4.0.3",
       "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-4.0.3.tgz",
@@ -1713,12 +2393,30 @@
         "is-extglob": "^2.1.1"
       }
     },
+    "is-number": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz",
+      "integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng==",
+      "dev": true
+    },
     "is-path-inside": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/is-path-inside/-/is-path-inside-3.0.3.tgz",
       "integrity": "sha512-Fd4gABb+ycGAmKou8eMftCupSir5lRxqf4aD/vd0cD2qc4HL07OjCeuHMr8Ro4CoMaeCKDB0/ECBOVWjTwUvPQ==",
       "dev": true
     },
+    "is-plain-obj": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/is-plain-obj/-/is-plain-obj-2.1.0.tgz",
+      "integrity": "sha512-YWnfyRwxL/+SsrWYfOpUtz5b3YD+nyfkHvjbcanzk8zgyO4ASD67uVMRt8k5bM4lLMDnXfriRhOpemw+NfT1eA==",
+      "dev": true
+    },
+    "is-unicode-supported": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/is-unicode-supported/-/is-unicode-supported-0.1.0.tgz",
+      "integrity": "sha512-knxG2q4UC3u8stRGyAVJCOdxFmv5DZiRcdlIaAQXAbSfJya+OhopNotLQrstBhququ4ZpuKbDc/8S6mgXgPFPw==",
+      "dev": true
+    },
     "isexe": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
@@ -1771,6 +2469,16 @@
       "integrity": "sha512-0KpjqXRVvrYyCsX1swR/XTK0va6VQkQM6MNo7PqW77ByjAhoARA8EfrP1N4+KlKj8YS0ZUCtRT/YUuhyYDujIQ==",
       "dev": true
     },
+    "log-symbols": {
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/log-symbols/-/log-symbols-4.1.0.tgz",
+      "integrity": "sha512-8XPvpAA8uyhfteu8pIvQxpJZ7SYYdpUivZpGy6sFsBuKRY/7rQGavedeB8aK+Zkyq6upMFVL/9AW6vOYzfRyLg==",
+      "dev": true,
+      "requires": {
+        "chalk": "^4.1.0",
+        "is-unicode-supported": "^0.1.0"
+      }
+    },
     "minimatch": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
@@ -1780,6 +2488,82 @@
         "brace-expansion": "^1.1.7"
       }
     },
+    "mocha": {
+      "version": "10.4.0",
+      "resolved": "https://registry.npmjs.org/mocha/-/mocha-10.4.0.tgz",
+      "integrity": "sha512-eqhGB8JKapEYcC4ytX/xrzKforgEc3j1pGlAXVy3eRwrtAy5/nIfT1SvgGzfN0XZZxeLq0aQWkOUAmqIJiv+bA==",
+      "dev": true,
+      "requires": {
+        "ansi-colors": "4.1.1",
+        "browser-stdout": "1.3.1",
+        "chokidar": "3.5.3",
+        "debug": "4.3.4",
+        "diff": "5.0.0",
+        "escape-string-regexp": "4.0.0",
+        "find-up": "5.0.0",
+        "glob": "8.1.0",
+        "he": "1.2.0",
+        "js-yaml": "4.1.0",
+        "log-symbols": "4.1.0",
+        "minimatch": "5.0.1",
+        "ms": "2.1.3",
+        "serialize-javascript": "6.0.0",
+        "strip-json-comments": "3.1.1",
+        "supports-color": "8.1.1",
+        "workerpool": "6.2.1",
+        "yargs": "16.2.0",
+        "yargs-parser": "20.2.4",
+        "yargs-unparser": "2.0.0"
+      },
+      "dependencies": {
+        "brace-expansion": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.0.1.tgz",
+          "integrity": "sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA==",
+          "dev": true,
+          "requires": {
+            "balanced-match": "^1.0.0"
+          }
+        },
+        "glob": {
+          "version": "8.1.0",
+          "resolved": "https://registry.npmjs.org/glob/-/glob-8.1.0.tgz",
+          "integrity": "sha512-r8hpEjiQEYlF2QU0df3dS+nxxSIreXQS1qRhMJM0Q5NDdR386C7jb7Hwwod8Fgiuex+k0GFjgft18yvxm5XoCQ==",
+          "dev": true,
+          "requires": {
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^5.0.1",
+            "once": "^1.3.0"
+          }
+        },
+        "minimatch": {
+          "version": "5.0.1",
+          "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-5.0.1.tgz",
+          "integrity": "sha512-nLDxIFRyhDblz3qMuq+SoRZED4+miJ/G+tdDrjkkkRnjAsBexeGpgjLEQ0blJy7rHhR2b93rhQY4SvyWu9v03g==",
+          "dev": true,
+          "requires": {
+            "brace-expansion": "^2.0.1"
+          }
+        },
+        "ms": {
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
+          "dev": true
+        },
+        "supports-color": {
+          "version": "8.1.1",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-8.1.1.tgz",
+          "integrity": "sha512-MpUEN2OodtUzxvKQl72cUF7RQ5EiHsGvSsVG0ia9c5RbWGL2CI4C7EpPS8UTBIplnlzZiNuV56w+FuNxy3ty2Q==",
+          "dev": true,
+          "requires": {
+            "has-flag": "^4.0.0"
+          }
+        }
+      }
+    },
     "ms": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
@@ -1792,6 +2576,12 @@
       "integrity": "sha1-Sr6/7tdUHywnrPspvbvRXI1bpPc=",
       "dev": true
     },
+    "normalize-path": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-3.0.0.tgz",
+      "integrity": "sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA==",
+      "dev": true
+    },
     "once": {
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
@@ -1860,6 +2650,12 @@
       "integrity": "sha512-ojmeN0qd+y0jszEtoY48r0Peq5dwMEkIlCOu6Q5f41lfkswXuKtYrhgoTpLnyIcHm24Uhqx+5Tqm2InSwLhE6Q==",
       "dev": true
     },
+    "picomatch": {
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.1.tgz",
+      "integrity": "sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA==",
+      "dev": true
+    },
     "prelude-ls": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.2.1.tgz",
@@ -1878,6 +2674,30 @@
       "integrity": "sha512-NuaNSa6flKT5JaSYQzJok04JzTL1CA6aGhv5rfLW3PgqA+M2ChpZQnAC8h8i4ZFkBS8X5RqkDBHA7r4hej3K9A==",
       "dev": true
     },
+    "randombytes": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/randombytes/-/randombytes-2.1.0.tgz",
+      "integrity": "sha512-vYl3iOX+4CKUWuxGi9Ukhie6fsqXqS9FE2Zaic4tNFD2N2QQaXOMFbuKK4QmDHC0JO6B1Zp41J0LpT0oR68amQ==",
+      "dev": true,
+      "requires": {
+        "safe-buffer": "^5.1.0"
+      }
+    },
+    "readdirp": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.6.0.tgz",
+      "integrity": "sha512-hOS089on8RduqdbhvQ5Z37A0ESjsqz6qnRcffsMU3495FuTdqSm+7bhJ29JvIOsBDEEnan5DPu9t3To9VRlMzA==",
+      "dev": true,
+      "requires": {
+        "picomatch": "^2.2.1"
+      }
+    },
+    "require-directory": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/require-directory/-/require-directory-2.1.1.tgz",
+      "integrity": "sha512-fGxEI7+wsG9xrvdjsrlmL22OMTTiHRwAMroiEeMgq8gzoLC/PQr7RsRDSTLUg/bZAZtF+TVIkHc6/4RIKrui+Q==",
+      "dev": true
+    },
     "resolve-from": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-4.0.0.tgz",
@@ -1917,6 +2737,21 @@
         "queue-microtask": "^1.2.2"
       }
     },
+    "safe-buffer": {
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+      "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==",
+      "dev": true
+    },
+    "serialize-javascript": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/serialize-javascript/-/serialize-javascript-6.0.0.tgz",
+      "integrity": "sha512-Qr3TosvguFt8ePWqsvRfrKyQXIiW+nGbYpy8XK24NQHE83caxWt+mIymTT19DGFbNWNLfEwsrkSmN64lVWB9ag==",
+      "dev": true,
+      "requires": {
+        "randombytes": "^2.1.0"
+      }
+    },
     "shebang-command": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-2.0.0.tgz",
@@ -1932,6 +2767,17 @@
       "integrity": "sha512-7++dFhtcx3353uBaq8DDR4NuxBetBzC7ZQOhmTQInHEd6bSrXdiEyzCvG07Z44UYdLShWUyXt5M/yhz8ekcb1A==",
       "dev": true
     },
+    "string-width": {
+      "version": "4.2.3",
+      "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.3.tgz",
+      "integrity": "sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==",
+      "dev": true,
+      "requires": {
+        "emoji-regex": "^8.0.0",
+        "is-fullwidth-code-point": "^3.0.0",
+        "strip-ansi": "^6.0.1"
+      }
+    },
     "strip-ansi": {
       "version": "6.0.1",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.1.tgz",
@@ -1962,6 +2808,15 @@
       "integrity": "sha1-f17oI66AUgfACvLfSoTsP8+lcLQ=",
       "dev": true
     },
+    "to-regex-range": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
+      "integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
+      "dev": true,
+      "requires": {
+        "is-number": "^7.0.0"
+      }
+    },
     "type-check": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.4.0.tgz",
@@ -2013,12 +2868,68 @@
         "isexe": "^2.0.0"
       }
     },
+    "workerpool": {
+      "version": "6.2.1",
+      "resolved": "https://registry.npmjs.org/workerpool/-/workerpool-6.2.1.tgz",
+      "integrity": "sha512-ILEIE97kDZvF9Wb9f6h5aXK4swSlKGUcOEGiIYb2OOu/IrDU9iwj0fD//SsA6E5ibwJxpEvhullJY4Sl4GcpAw==",
+      "dev": true
+    },
+    "wrap-ansi": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
+      "integrity": "sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==",
+      "dev": true,
+      "requires": {
+        "ansi-styles": "^4.0.0",
+        "string-width": "^4.1.0",
+        "strip-ansi": "^6.0.0"
+      }
+    },
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
       "dev": true
     },
+    "y18n": {
+      "version": "5.0.8",
+      "resolved": "https://registry.npmjs.org/y18n/-/y18n-5.0.8.tgz",
+      "integrity": "sha512-0pfFzegeDWJHJIAmTLRP2DwHjdF5s7jo9tuztdQxAhINCdvS+3nGINqPd00AphqJR/0LhANUS6/+7SCb98YOfA==",
+      "dev": true
+    },
+    "yargs": {
+      "version": "16.2.0",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-16.2.0.tgz",
+      "integrity": "sha512-D1mvvtDG0L5ft/jGWkLpG1+m0eQxOfaBvTNELraWj22wSVUMWxZUvYgJYcKh6jGGIkJFhH4IZPQhR4TKpc8mBw==",
+      "dev": true,
+      "requires": {
+        "cliui": "^7.0.2",
+        "escalade": "^3.1.1",
+        "get-caller-file": "^2.0.5",
+        "require-directory": "^2.1.1",
+        "string-width": "^4.2.0",
+        "y18n": "^5.0.5",
+        "yargs-parser": "^20.2.2"
+      }
+    },
+    "yargs-parser": {
+      "version": "20.2.4",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.4.tgz",
+      "integrity": "sha512-WOkpgNhPTlE73h4VFAFsOnomJVaovO8VqLDzy5saChRBFQFBoMYirowyW+Q9HB4HFF4Z7VZTiG3iSzJJA29yRA==",
+      "dev": true
+    },
+    "yargs-unparser": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/yargs-unparser/-/yargs-unparser-2.0.0.tgz",
+      "integrity": "sha512-7pRTIA9Qc1caZ0bZ6RYRGbHJthJWuakf+WmHK0rVeLkNrrGhfoabBNdue6kdINI6r4if7ocq9aD/n7xwKOdzOA==",
+      "dev": true,
+      "requires": {
+        "camelcase": "^6.0.0",
+        "decamelize": "^4.0.0",
+        "flat": "^5.0.2",
+        "is-plain-obj": "^2.1.0"
+      }
+    },
     "yocto-queue": {
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/yocto-queue/-/yocto-queue-0.1.0.tgz",
diff --git a/package.json b/package.json
index 9b1312d..8c49d9c 100644
--- a/package.json
+++ b/package.json
@@ -26,6 +26,7 @@
   "license": "GPL-3.0",
   "devDependencies": {
     "eslint": "^8.6.0",
+    "mocha": "^10.4.0",
     "rollup": "^2.20.0"
   },
   "dependencies": {
diff --git a/src/binfileutils.js b/src/binfileutils.js
index d4a5245..6432140 100644
--- a/src/binfileutils.js
+++ b/src/binfileutils.js
@@ -29,6 +29,7 @@ export async function readBinFile(fileName, type, maxVersion, cacheSize, pageSiz
             size: hl
         });
         fd.pos += hl;
+        if(fd.pos > fd.totalSize) throw new Error("Invalid pointer");
     }
 
     return {fd, sections};
diff --git a/test/invalid.bin b/test/invalid.bin
new file mode 100644
index 0000000000000000000000000000000000000000..4c4408da4fc109394688dbdf81e05b7c853d15a0
GIT binary patch
literal 4708
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literal 0
HcmV?d00001

diff --git a/test/test.js b/test/test.js
new file mode 100644
index 0000000..58a1cbd
--- /dev/null
+++ b/test/test.js
@@ -0,0 +1,24 @@
+import {ok} from 'node:assert';
+
+import * as binFileUtils from "../src/binfileutils.js";
+
+describe('readBinFile', function() {
+  it('should read a valid binfile' , async function() {
+    const result = await binFileUtils.readBinFile('test/valid.bin', "zkey", 2);
+    ok(result);
+  });
+
+  it('should fail to read an invalid binfile' , async function() {
+    let hadError;
+
+    try {
+      await binFileUtils.readBinFile('test/invalid.bin', "zkey", 2);
+    } catch(error) {
+      if(error.message.match(/Invalid pointer/)) {
+        hadError = true;
+      }
+    }
+
+    ok(hadError);
+  });
+});
diff --git a/test/valid.bin b/test/valid.bin
new file mode 100644
index 0000000000000000000000000000000000000000..b796466b89f72c618bc9a01c2e69e8322aa66155
GIT binary patch
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literal 0
HcmV?d00001