Function laminar_list_sources 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn laminar_list_sources(
    conn: *mut LaminarConnection,
    out: *mut *mut c_char,
) -> i32

List all sources as JSON array.

Returns a JSON array like ["source1", "source2"].

Arguments

• conn - Database connection
• out - Pointer to receive JSON string (caller frees with laminar_string_free)

Returns

LAMINAR_OK on success, or an error code.

Safety

• conn must be a valid connection handle
• out must be a valid pointer