From b6a26390556fe14c3fc9634b291baabeba7ed517 Mon Sep 17 00:00:00 2001
From: Czarek Nakamoto <cyjan@mrcyjanek.net>
Date: Tue, 10 Mar 2026 08:49:35 +0100
Subject: monero updates

---
 tests/c/src/utils.c | 65 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 tests/c/src/utils.c

(limited to 'tests/c/src/utils.c')

diff --git a/tests/c/src/utils.c b/tests/c/src/utils.c
new file mode 100644
index 0000000..9816075
--- /dev/null
+++ b/tests/c/src/utils.c
@@ -0,0 +1,65 @@
+#include "utils.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+char* u_mktemp() {
+    char pattern[] = "/tmp/monero_c_test_XXXXXXXXX";
+
+    char *template = malloc(strlen(pattern) + 1);
+    if (!template) {
+        perror("malloc failed");
+        exit(1);
+    }
+
+    strcpy(template, pattern);
+
+    if (mkdtemp(template) == NULL) {
+        perror("mkdtemp failed");
+        free(template);
+        exit(1);
+    }
+
+    return template;
+}
+
+char* u_cat(const char* a, const char* b) {
+    size_t len_a = strlen(a);
+    size_t len_b = strlen(b);
+
+    char* result = malloc(len_a + len_b + 1);
+    if (!result) {
+        perror("malloc failed");
+        exit(1);
+    }
+
+    memcpy(result, a, len_a);
+    memcpy(result + len_a, b, len_b + 1); // include null terminator
+
+    return result;
+}
+
+int u_wordcount(const char* str) {
+    if (!str) return 0;
+
+    int count = 0;
+    int in_word = 0;
+
+    for (size_t i = 0; str[i]; i++) {
+        // Japan smh (　= 0xE3 0x80 0x80)
+        int is_space = (str[i] == ' ') ||
+                       ((unsigned char)str[i]   == 0xE3 &&
+                        (unsigned char)str[i+1] == 0x80 &&
+                        (unsigned char)str[i+2] == 0x80);
+
+        if (is_space) {
+            in_word = 0;
+        } else if (!in_word) {
+            in_word = 1;
+            count++;
+        }
+    }
+
+    return count;
+}
-- 
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