1 files changed, 98 insertions, 0 deletions
diff --git a/src/tools/hmac-generator/hmac-generator.vue b/src/tools/hmac-generator/hmac-generator.vue
new file mode 100644
index 0000000..73669df
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+++ b/src/tools/hmac-generator/hmac-generator.vue
@@ -0,0 +1,98 @@
+<template>
+  <div>
+    <n-form-item label="Plain text to compute the hash">
+      <n-input v-model:value="plainText" type="textarea" placeholder="Enter the text to compute the hash..." />
+    </n-form-item>
+    <n-form-item label="Secret key">
+      <n-input v-model:value="secret" placeholder="Enter the secret key..." />
+    </n-form-item>
+    <n-space item-style="flex:1 1 0">
+      <n-form-item label="Hashing function">
+        <n-select
+          v-model:value="hashFunction"
+          placeholder="Select an hashing function..."
+          :options="Object.keys(algos).map((label) => ({ label, value: label }))"
+        />
+      </n-form-item>
+      <n-form-item label="Output encoding">
+        <n-select
+          v-model:value="encoding"
+          placeholder="Select the result encoding..."
+          :options="[
+            {
+              label: 'Binary (base 2)',
+              value: 'Bin',
+            },
+            {
+              label: 'Hexadecimal (base 16)',
+              value: 'Hex',
+            },
+            {
+              label: 'Base64 (base 64)',
+              value: 'Base64',
+            },
+            {
+              label: 'Base64-url (base 64 with url safe chars)',
+              value: 'Base64url',
+            },
+          ]"
+        />
+      </n-form-item>
+    </n-space>
+    <n-form-item label="HMAC of your text">
+      <n-input readonly :value="hmac" type="textarea" placeholder="The result of the HMAC..." />
+    </n-form-item>
+    <n-space justify="center">
+      <n-button secondary @click="copy()">Copy HMAC</n-button>
+    </n-space>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { useCopy } from '@/composable/copy.js';
+import {
+  enc,
+  HmacMD5,
+  HmacRIPEMD160,
+  HmacSHA1,
+  HmacSHA224,
+  HmacSHA256,
+  HmacSHA3,
+  HmacSHA384,
+  HmacSHA512,
+  lib,
+} from 'crypto-js';
+import { computed, ref } from 'vue';
+import { convertHexToBin } from '../hash-text/hash-text.service.js';
+
+const algos = {
+  MD5: HmacMD5,
+  RIPEMD160: HmacRIPEMD160,
+  SHA1: HmacSHA1,
+  SHA3: HmacSHA3,
+  SHA224: HmacSHA224,
+  SHA256: HmacSHA256,
+  SHA384: HmacSHA384,
+  SHA512: HmacSHA512,
+} as const;
+
+type Encoding = keyof typeof enc | 'Bin';
+
+function formatWithEncoding(words: lib.WordArray, encoding: Encoding) {
+  if (encoding === 'Bin') {
+    return convertHexToBin(words.toString(enc.Hex));
+  }
+  return words.toString(enc[encoding]);
+}
+
+const plainText = ref('');
+const secret = ref('');
+const hashFunction = ref<keyof typeof algos>('SHA256');
+const encoding = ref<Encoding>('Hex');
+const hmac = computed(() =>
+  formatWithEncoding(algos[hashFunction.value](plainText.value, secret.value), encoding.value),
+);
+const { copy } = useCopy({ source: hmac });
+</script>
+
+<style lang="less" scoped></style>