MINOR: http: Add function to parse value of the header Status
It will be used by the mux FCGI to get the status a response.
diff --git a/include/common/http.h b/include/common/http.h
index 537be5a..fbbc33c 100644
--- a/include/common/http.h
+++ b/include/common/http.h
@@ -154,6 +154,7 @@
int http_parse_header(const struct ist hdr, struct ist *name, struct ist *value);
int http_parse_stline(const struct ist line, struct ist *p1, struct ist *p2, struct ist *p3);
+int http_parse_status_val(const struct ist value, struct ist *status, struct ist *reason);
/*
* Given a path string and its length, find the position of beginning of the
diff --git a/src/http.c b/src/http.c
index c77f8c8..fe7ed4c 100644
--- a/src/http.c
+++ b/src/http.c
@@ -980,3 +980,34 @@
return 1;
}
+
+/* Parses value of a Status header with the following format: "Status: Code[
+ * Reason]". The parsing is pretty naive and just skip spaces. It return the
+ * numeric value of the status code.
+ */
+int http_parse_status_val(const struct ist value, struct ist *status, struct ist *reason)
+{
+ char *p = value.ptr;
+ char *end = p + value.len;
+ uint16_t code;
+
+ status->len = reason->len = 0;
+
+ /* Skip leading spaces */
+ for (; p < end && HTTP_IS_SPHT(*p); p++);
+
+ /* Set the status part */
+ status->ptr = p;
+ for (; p < end && HTTP_IS_TOKEN(*p); p++);
+ status->len = p - status->ptr;
+
+ /* Skip spaces between status and reason */
+ for (; p < end && HTTP_IS_SPHT(*p); p++);
+
+ /* the remaining is the reason */
+ reason->ptr = p;
+ reason->len = end - p;
+
+ code = strl2ui(status->ptr, status->len);
+ return code;
+}