tdb2: rename ->read and ->write functions.

[ccan] / ccan / tdb2 / tdb.c

diff --git a/ccan/tdb2/tdb.c b/ccan/tdb2/tdb.c
index e3b579d0f259ad94498fe740f84bef7dc52d9d2b..03d51c2192313a7ce6f9c6e270b92405619fed3c 100644 (file)
--- a/ccan/tdb2/tdb.c
+++ b/ccan/tdb2/tdb.c
@@ -101,6 +101,7 @@ static int tdb_new_database(struct tdb_context *tdb,
        /* We make it up in memory, then write it out if not internal */
        struct new_database newdb;
        unsigned int magic_len;
+       ssize_t rlen;
 
        /* Fill in the header */
        newdb.hdr.version = TDB_VERSION;
@@ -153,10 +154,13 @@ static int tdb_new_database(struct tdb_context *tdb,
        if (ftruncate(tdb->fd, 0) == -1)
                return -1;
 
-       if (!tdb_pwrite_all(tdb->fd, &newdb, sizeof(newdb), 0)) {
+       rlen = write(tdb->fd, &newdb, sizeof(newdb));
+       if (rlen != sizeof(newdb)) {
+               if (rlen >= 0)
+                       errno = ENOSPC;
                tdb_logerr(tdb, TDB_ERR_IO, TDB_DEBUG_FATAL,
-                          "tdb_new_database: failed to write: %s",
-                          strerror(errno));
+                          "tdb_new_database: %zi writing header: %s",
+                          rlen, strerror(errno));
                return -1;
        }
        return 0;
@@ -449,11 +453,11 @@ static int replace_data(struct tdb_context *tdb,
        }
 
        new_off += sizeof(struct tdb_used_record);
-       if (tdb->methods->write(tdb, new_off, key.dptr, key.dsize) == -1)
+       if (tdb->methods->twrite(tdb, new_off, key.dptr, key.dsize) == -1)
                return -1;
 
        new_off += key.dsize;
-       if (tdb->methods->write(tdb, new_off, dbuf.dptr, dbuf.dsize) == -1)
+       if (tdb->methods->twrite(tdb, new_off, dbuf.dptr, dbuf.dsize) == -1)
                return -1;
 
        /* FIXME: tdb_increment_seqnum(tdb); */
@@ -489,9 +493,9 @@ int tdb_store(struct tdb_context *tdb,
                                                   key.dsize, dbuf.dsize,
                                                   &rec, h.h))
                                        goto fail;
-                               if (tdb->methods->write(tdb, off + sizeof(rec)
-                                                       + key.dsize,
-                                                       dbuf.dptr, dbuf.dsize))
+                               if (tdb->methods->twrite(tdb, off + sizeof(rec)
+                                                        + key.dsize,
+                                                        dbuf.dptr, dbuf.dsize))
                                        goto fail;
                                tdb_unlock_hashes(tdb, h.hlock_start,
                                                  h.hlock_range, F_WRLCK);
@@ -544,8 +548,8 @@ int tdb_append(struct tdb_context *tdb,
                                goto fail;
 
                        off += sizeof(rec) + key.dsize + old_dlen;
-                       if (tdb->methods->write(tdb, off, dbuf.dptr,
-                                               dbuf.dsize) == -1)
+                       if (tdb->methods->twrite(tdb, off, dbuf.dptr,
+                                                dbuf.dsize) == -1)
                                goto fail;
 
                        /* FIXME: tdb_increment_seqnum(tdb); */
@@ -562,8 +566,8 @@ int tdb_append(struct tdb_context *tdb,
                                   (size_t)(key.dsize+old_dlen+dbuf.dsize));
                        goto fail;
                }
-               if (tdb->methods->read(tdb, off + sizeof(rec) + key.dsize,
-                                      newdata, old_dlen) != 0) {
+               if (tdb->methods->tread(tdb, off + sizeof(rec) + key.dsize,
+                                       newdata, old_dlen) != 0) {
                        free(newdata);
                        goto fail;
                }