X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=notmuch-private.h;h=8060254d59a295c5c7360d58c7eb0738a679dc4b;hp=449aff7143e14023ee0b97c9a27824aceeb8b52d;hb=17548e314a8f190765ca714d626068c5afef2cb4;hpb=371091139abb00e0eb6b17cd19311e2a30fd7470 diff --git a/notmuch-private.h b/notmuch-private.h index 449aff71..8060254d 100644 --- a/notmuch-private.h +++ b/notmuch-private.h @@ -23,7 +23,11 @@ #include "notmuch.h" +NOTMUCH_BEGIN_DECLS + +#ifndef _GNU_SOURCE #define _GNU_SOURCE /* For getline */ +#endif #include #include @@ -37,31 +41,122 @@ #include #include -NOTMUCH_BEGIN_DECLS +#include -/* xutil.c */ -void * -xcalloc (size_t nmemb, size_t size); +#include "xutil.h" -void * -xmalloc (size_t size); +/* Thanks to Andrew Tridgell's (SAMBA's) talloc for this definition of + * unlikely. The talloc source code comes to us via the GNU LGPL v. 3. + */ +/* these macros gain us a few percent of speed on gcc */ +#if (__GNUC__ >= 3) +/* the strange !! is to ensure that __builtin_expect() takes either 0 or 1 + as its first argument */ +#ifndef likely +#define likely(x) __builtin_expect(!!(x), 1) +#endif +#ifndef unlikely +#define unlikely(x) __builtin_expect(!!(x), 0) +#endif +#else +#ifndef likely +#define likely(x) (x) +#endif +#ifndef unlikely +#define unlikely(x) (x) +#endif +#endif -void * -xrealloc (void *ptrr, size_t size); +/* These value numbers are chosen to be sup compatible (for now at + * least). */ -char * -xstrdup (const char *s); +typedef enum { + NOTMUCH_VALUE_MESSAGE_ID = 0, + NOTMUCH_VALUE_THREAD = 1, + NOTMUCH_VALUE_DATE = 2 +} notmuch_value_t; -char * -xstrndup (const char *s, size_t n); +/* Xapian (with flint backend) complains if we provide a term longer + * than this, but I haven't yet found a way to query the limit + * 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 * +_notmuch_message_create (const void *talloc_owner, + notmuch_database_t *notmuch, + unsigned int doc_id); + +/* 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); -/* message.c */ +/* 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); + +void +_notmuch_message_set_filename (notmuch_message_t *message, + const char *filename); + +void +_notmuch_message_add_thread_id (notmuch_message_t *message, + const char *thread_id); + +void +_notmuch_message_ensure_thread_id (notmuch_message_t *message); + +void +_notmuch_message_set_date (notmuch_message_t *message, + const char *date); + +void +_notmuch_message_sync (notmuch_message_t *message); + +/* message-file.c */ /* XXX: I haven't decided yet whether these will actually get exported * into the public interface in notmuch.h */ -typedef struct _notmuch_message notmuch_message_t; +typedef struct _notmuch_message_file notmuch_message_file_t; /* Open a file containing a single email message. * @@ -69,12 +164,12 @@ typedef struct _notmuch_message notmuch_message_t; * * Returns NULL if any error occurs. */ -notmuch_message_t * -notmuch_message_open (const char *filename); +notmuch_message_file_t * +notmuch_message_file_open (const char *filename); /* Close a notmuch message preivously opened with notmuch_message_open. */ void -notmuch_message_close (notmuch_message_t *message); +notmuch_message_file_close (notmuch_message_file_t *message); /* Restrict 'message' to only save the named headers. * @@ -93,12 +188,12 @@ notmuch_message_close (notmuch_message_t *message); * returned even if that header exists in the actual message. */ void -notmuch_message_restrict_headers (notmuch_message_t *message, ...); +notmuch_message_file_restrict_headers (notmuch_message_file_t *message, ...); /* Identical to notmuch_message_restrict_headers but accepting a va_list. */ void -notmuch_message_restrict_headersv (notmuch_message_t *message, - va_list va_headers); +notmuch_message_file_restrict_headersv (notmuch_message_file_t *message, + va_list va_headers); /* Get the value of the specified header from the message. * @@ -112,8 +207,8 @@ notmuch_message_restrict_headersv (notmuch_message_t *message, * 'header'. */ const char * -notmuch_message_get_header (notmuch_message_t *message, - const char *header); +notmuch_message_file_get_header (notmuch_message_file_t *message, + const char *header); /* date.c */ @@ -127,6 +222,20 @@ notmuch_message_get_header (notmuch_message_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