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-rw-r--r--src/curl-wrap.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/src/curl-wrap.c b/src/curl-wrap.c
index 3c566a3..9f010fb 100644
--- a/src/curl-wrap.c
+++ b/src/curl-wrap.c
@@ -170,10 +170,16 @@ int curl_wrap_add_header_value(CURL *curl, const char *name, const char *value)
{
char *h;
int rc;
-
- rc = asprintf(&h, "%s: %s", name, value);
- rc = rc < 0 ? 0 : curl_wrap_add_header(curl, h);
- free(h);
+ size_t sname, svalue;
+
+ sname = strlen(name);
+ svalue = strlen(value);
+ h = alloca(sname + svalue + 3);
+ memcpy(h, name, sname);
+ h[sname] = ':';
+ h[sname + 1] = ' ';
+ memcpy(h + sname + 2, value, svalue + 1);
+ rc = curl_wrap_add_header(curl, h);
return rc;
}