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-rw-r--r--Documentation/technical/api-strbuf.txt18
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diff --git a/Documentation/technical/api-strbuf.txt b/Documentation/technical/api-strbuf.txt
index 3350d97..077a709 100644
--- a/Documentation/technical/api-strbuf.txt
+++ b/Documentation/technical/api-strbuf.txt
@@ -121,10 +121,28 @@ Functions
* Related to the contents of the buffer
+`strbuf_trim`::
+
+ Strip whitespace from the beginning and end of a string.
+ Equivalent to performing `strbuf_rtrim()` followed by `strbuf_ltrim()`.
+
`strbuf_rtrim`::
Strip whitespace from the end of a string.
+`strbuf_ltrim`::
+
+ Strip whitespace from the beginning of a string.
+
+`strbuf_reencode`::
+
+ Replace the contents of the strbuf with a reencoded form. Returns -1
+ on error, 0 on success.
+
+`strbuf_tolower`::
+
+ Lowercase each character in the buffer using `tolower`.
+
`strbuf_cmp`::
Compare two buffers. Returns an integer less than, equal to, or greater