Add strlcpy implementation (#2395)

1 files changed, 12 insertions, 0 deletions

diff --git a/src/include/ndpi_api.h b/src/include/ndpi_api.h
index acc01fb0f..ca1855532 100644
--- a/src/include/ndpi_api.h
+++ b/src/include/ndpi_api.h
@@ -2245,6 +2245,18 @@ extern "C" {
   void* ndpi_memmem(const void* haystack, size_t haystack_len, const void* needle,
                     size_t needle_len);
 
+  /**
+   * Copies up to -dst_len - 1- characters from -src- to -dst-, ensuring the result is
+   * null-terminated. Measures -src- length and handles potential null pointers.
+   * 
+   * @par dst       = destination buffer
+   * @par src       = source string
+   * @par dst_len   = size of the destination buffer, includes the null terminator
+   * 
+   * @return Length of `src`. If greater or equal to -dst_len-, -dst- has been truncated.
+   */
+  size_t ndpi_strlcpy(char* dst, const char* src, size_t dst_len);
+
 #ifdef __cplusplus
 }
 #endif