First commit

s3.h

@@ -0,0 +1,33 @@
+#ifndef S3_INCLUDED
+#define S3_INCLUDED
+
+#include <time.h>
+
+#define S3_S(X) (S3_String) { (X), sizeof(X)-1 }
+
+enum {
+    S3_OUT_OF_MEMORY = -1,
+    S3_LIB_ERROR     = -2,
+};
+
+typedef struct {
+    char *ptr;
+    int   len;
+} S3_String;
+
+int s3_presign_url(
+    S3_String bucket,
+    S3_String object,
+    S3_String method,
+    int       expire,
+    S3_String payload,
+    S3_String access_key,
+    S3_String secret_access_key,
+    S3_String region,
+    S3_String service,
+    S3_String host,
+    time_t    now,
+    char *dst,
+    int   cap);
+
+#endif // S3_INCLUDED