Fix #14, more comments about version compatibility

jiacai2050 · Jul 23, 2024 · 662c547 · 662c547
1 parent c1f6fb8
commit 662c547
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Showing 2 changed files with 8 additions and 4 deletions.
diff --git a/src/Easy.zig b/src/Easy.zig
@@ -350,7 +350,9 @@ pub fn bufferWriteCallback(ptr: [*c]c_char, size: c_uint, nmemb: c_uint, user_da
 pub fn setCommonOpts(self: Self) !void {
     if (self.ca_bundle) |bundle| {
         // https://curl.se/libcurl/c/CURLOPT_CAINFO_BLOB.html
-        if (!c.CURL_AT_LEAST_VERSION(7, 81, 0)) {
+        // Different TLS backends might require higher verison of libcurl.
+        // BearSSL (since 7.79.0), mbedTLS (since 7.81.0), rustls (since 7.82.0), wolfSSL (since 8.2.0)
+        if (!c.CURL_AT_LEAST_VERSION(7, 77, 0)) {
             return error.NoCaInfoBlobSupport;
         }
         const blob = c.curl_blob{

diff --git a/src/util.zig b/src/util.zig
@@ -56,13 +56,15 @@ pub fn printLibcurlVersion() void {
 pub fn has_parse_header_support() bool {
     // `curl_header` is officially supported since 7.84.0.
     // https://curl.se/libcurl/c/curl_easy_header.html
+    // https://ec.haxx.se/helpers/headerapi/index.html
     return c.CURL_AT_LEAST_VERSION(7, 84, 0);
 }
 
 comptime {
-    // `curl_easy_reset` is only available since 7.12.0
-    if (!c.CURL_AT_LEAST_VERSION(7, 12, 0)) {
-        @compileError("Libcurl version must at least 7.12.0");
+    // `CURL_AT_LEAST_VERSION` is only available since 7.43.0
+    // https://curl.se/libcurl/c/symbols-in-versions.html
+    if (!c.CURL_AT_LEAST_VERSION(7, 43, 0)) {
+        @compileError("Libcurl version must at least 7.43.0");
     }
 }