Move thread_id generation code from database.cc to message.cc

[notmuch] / notmuch-private.h

diff --git a/notmuch-private.h b/notmuch-private.h
index e64e92ffae44e4e2050fbf992599153b8b087401..c8f53a74160e6ba3fe1fc2cab51353cfa39c6072 100644 (file)
--- a/notmuch-private.h
+++ b/notmuch-private.h
@@ -23,6 +23,8 @@
 
 #include "notmuch.h"
 
+NOTMUCH_BEGIN_DECLS
+
 #ifndef _GNU_SOURCE
 #define _GNU_SOURCE /* For getline */
 #endif
@@ -39,8 +41,6 @@
 #include <unistd.h>
 #include <ctype.h>
 
-NOTMUCH_BEGIN_DECLS
-
 #include <talloc.h>
 
 #include "xutil.h"
@@ -81,6 +81,20 @@ typedef enum {
  * programmatically. */
 #define NOTMUCH_TERM_MAX 245
 
+typedef enum _notmuch_private_status {
+    /* First, copy all the public status values. */
+    NOTMUCH_PRIVATE_STATUS_SUCCESS = NOTMUCH_STATUS_SUCCESS,
+    NOTMUCH_PRIVATE_STATUS_XAPIAN_EXCEPTION = NOTMUCH_STATUS_XAPIAN_EXCEPTION,
+    NOTMUCH_PRIVATE_STATUS_FILE_NOT_EMAIL = NOTMUCH_STATUS_FILE_NOT_EMAIL,
+    NOTMUCH_PRIVATE_STATUS_NULL_POINTER = NOTMUCH_STATUS_NULL_POINTER,
+    NOTMUCH_PRIVATE_STATUS_TAG_TOO_LONG = NOTMUCH_STATUS_TAG_TOO_LONG,
+
+    /* Then add our own private values. */
+    NOTMUCH_PRIVATE_STATUS_TERM_TOO_LONG,
+
+    NOTMUCH_PRIVATE_STATUS_LAST_STATUS
+} notmuch_private_status_t;
+
 /* message.cc */
 
 notmuch_message_t *
@@ -88,10 +102,36 @@ _notmuch_message_create (const void *talloc_owner,
                         notmuch_database_t *notmuch,
                         unsigned int doc_id);
 
-/* Lookup a prefix value by name. */
+/* XXX: Here temporarily during code movement only. */
+/* "128 bits of thread-id ought to be enough for anybody" */
+#define NOTMUCH_THREAD_ID_BITS  128
+#define NOTMUCH_THREAD_ID_DIGITS (NOTMUCH_THREAD_ID_BITS / 4)
+typedef struct _thread_id {
+    char str[NOTMUCH_THREAD_ID_DIGITS + 1];
+} thread_id_t;
+
+
+void
+thread_id_generate (thread_id_t *thread_id);
+
+/* Lookup a prefix value by name.
+ *
+ * XXX: This should really be static inside of message.cc, and we can
+ * do that once we convert database.cc to use the
+ * _notmuch_message_add/remove_term functions. */
 const char *
 _find_prefix (const char *name);
 
+notmuch_private_status_t
+_notmuch_message_add_term (notmuch_message_t *message,
+                          const char *prefix_name,
+                          const char *value);
+
+notmuch_private_status_t
+_notmuch_message_remove_term (notmuch_message_t *message,
+                             const char *prefix_name,
+                             const char *value);
+
 /* message-file.c */
 
 /* XXX: I haven't decided yet whether these will actually get exported
@@ -164,6 +204,20 @@ notmuch_message_file_get_header (notmuch_message_file_t *message,
 time_t
 notmuch_parse_date (const char *str, int *tz_offset);
 
+/* sha1.c */
+
+/* Create a hexadecimal string version of the SHA-1 digest of the
+ * named file.
+ *
+ * This function returns a newly allocated string which the caller
+ * should free() when finished.
+ *
+ * If any error occurs while reading the file, (permission denied,
+ * file not found, etc.), this function returns NULL.
+ */
+char *
+notmuch_sha1_of_file (const char *filename);
+
 NOTMUCH_END_DECLS
 
 #endif