[PBCKP-345] more consistent use of int64_t for file sizes

src/archive.c

@@ -390,7 +390,7 @@ push_file_internal(const char *wal_file_name, const char *pg_xlog_dir,
 /* partial handling */
     pio_stat_t st;
     int partial_try_count = 0;
-    ssize_t partial_file_size = 0;
+    int64_t partial_file_size = 0;
     bool partial_is_stale = true;
     size_t len;
     err_i err = $noerr();

src/catchup.c

@@ -439,7 +439,7 @@ catchup_thread_runner(void *arg)
 
 		if (file->write_size == BYTES_INVALID)
 		{
-			elog(LOG, "Skipping the unchanged file: \"%s\", read %zu bytes", from_fullpath, file->read_size);
+			elog(LOG, "Skipping the unchanged file: \"%s\", read %lld bytes", from_fullpath, (long long)file->read_size);
 			continue;
 		}
 
@@ -630,8 +630,8 @@ do_catchup(const char *source_pgdata, const char *dest_pgdata, int num_threads,
 
 	/* for fancy reporting */
 	time_t		start_time, end_time;
-	ssize_t		transfered_datafiles_bytes = 0;
-	ssize_t		transfered_walfiles_bytes = 0;
+	int64_t		transfered_datafiles_bytes = 0;
+	int64_t		transfered_walfiles_bytes = 0;
 	char		pretty_source_bytes[20];
 	err_i		err = $noerr();
 

src/data.c

@@ -507,7 +507,8 @@ backup_data_file(pgFile *file, const char *from_fullpath, const char *to_fullpat
 	 * NOTE This is a normal situation, if the file size has changed
 	 * since the moment we computed it.
 	 */
-	file->n_blocks = file->size/BLCKSZ;
+	file->n_blocks = (typeof(file->n_blocks))(file->size/BLCKSZ);
+	Assert((int64_t)file->n_blocks * BLCKSZ == file->size);
 
 	/*
 	 * Skip unchanged file only if it exists in previous backup.
@@ -611,12 +612,15 @@ backup_data_file(pgFile *file, const char *from_fullpath, const char *to_fullpat
 			elog(ERROR, "Cannot read file \"%s\"", from_fullpath);
 	}
 
-	file->read_size = rc * BLCKSZ;
+	file->read_size = (int64_t)rc * BLCKSZ;
 
 	/* refresh n_blocks for FULL and DELTA */
 	if (backup_mode == BACKUP_MODE_FULL ||
 	    backup_mode == BACKUP_MODE_DIFF_DELTA)
-		file->n_blocks = file->read_size / BLCKSZ;
+	{
+		file->n_blocks = (typeof(file->n_blocks))(file->read_size / BLCKSZ);
+		Assert((int64_t)file->n_blocks * BLCKSZ == file->read_size);
+	}
 
 	/* Determine that file didn`t changed in case of incremental backup */
 	if (backup_mode != BACKUP_MODE_FULL &&
@@ -650,7 +654,7 @@ cleanup:
 void
 catchup_data_file(pgFile *file, const char *from_fullpath, const char *to_fullpath,
 				  XLogRecPtr sync_lsn, BackupMode backup_mode,
-				  uint32 checksum_version, size_t prev_size)
+				  uint32 checksum_version, int64_t prev_size)
 {
 	int         rc;
 	bool        use_pagemap;
@@ -760,7 +764,7 @@ catchup_data_file(pgFile *file, const char *from_fullpath, const char *to_fullpa
 			elog(ERROR, "Cannot read file \"%s\"", from_fullpath);
 	}
 
-	file->read_size = rc * BLCKSZ;
+	file->read_size = (int64_t)rc * BLCKSZ;
 
 	/* Determine that file didn`t changed in case of incremental catchup */
 	if (backup_mode != BACKUP_MODE_FULL &&
@@ -1595,7 +1599,8 @@ check_data_file(ConnectionArgs *arguments, pgFile *file,
 	 * NOTE This is a normal situation, if the file size has changed
 	 * since the moment we computed it.
 	 */
-	nblocks = file->size/BLCKSZ;
+	nblocks = (typeof(nblocks))(file->size/BLCKSZ);
+	Assert((int64_t)nblocks * BLCKSZ == file->size);
 
 	for (blknum = 0; blknum < nblocks; blknum++)
 	{
@@ -2275,7 +2280,7 @@ copy_pages(const char *to_fullpath, const char *from_fullpath,
 		elog(ERROR, "Cannot seek to end of file position in destination file \"%s\": %s",
 			 to_fullpath, strerror(errno));
 	{
-		long pos = ftell(out);
+		int64_t pos = ftell(out);
 
 		if (pos < 0)
 			elog(ERROR, "Cannot get position in destination file \"%s\": %s",

src/delete.c

@@ -794,8 +794,8 @@ delete_walfiles_in_tli(InstanceState *instanceState, XLogRecPtr keep_lsn, timeli
 	char 		first_to_del_str[MAXFNAMELEN];
 	char 		oldest_to_keep_str[MAXFNAMELEN];
 	int			i;
-	size_t		wal_size_logical = 0;
-	size_t		wal_size_actual = 0;
+	int64_t		wal_size_logical = 0;
+	int64_t		wal_size_actual = 0;
 	char		wal_pretty_size[20];
 	bool		purge_all = false;
 
@@ -837,7 +837,7 @@ delete_walfiles_in_tli(InstanceState *instanceState, XLogRecPtr keep_lsn, timeli
 	/* sanity */
 	if (OldestToKeepSegNo > FirstToDeleteSegNo)
 	{
-		wal_size_logical = (OldestToKeepSegNo - FirstToDeleteSegNo) * xlog_seg_size;
+		wal_size_logical = (int64_t)(OldestToKeepSegNo - FirstToDeleteSegNo) * xlog_seg_size;
 
 		/* In case of 'purge all' scenario OldestToKeepSegNo will be deleted too */
 		if (purge_all)

src/fetch.c

@@ -54,7 +54,7 @@ slurpFile(fio_location location, const char *datadir, const char *path, size_t *
 			ft_logerr(FT_FATAL, $errmsg(err), "slurpFile");
 	}
 
-	if (statbuf.pst_size > SIZE_MAX)
+	if (statbuf.pst_size > SSIZE_MAX)
 		ft_log(FT_FATAL, "file \"%s\" is too large: %lld",
 			   fullpath, (long long)statbuf.pst_size);
 

src/pg_probackup.h

@@ -214,14 +214,14 @@ typedef struct pgFile
 
 	pio_file_kind_e	kind;	/* kind of file */
 	uint32_t	mode;		/* protection (permission) */
-	uint64_t	size;		/* size of the file */
+	int64_t	size;		/* size of the file */
 
-	uint64_t	read_size;		/* size of the portion read (if only some pages are
+	int64_t	read_size;		/* size of the portion read (if only some pages are
 							   backed up, it's different from size) */
 	int64_t	write_size;		/* size of the backed-up file. BYTES_INVALID means
 							   that the file existed but was not backed up
 							   because not modified since last backup. */
-	uint64_t	uncompressed_size;	/* size of the backed-up file before compression
+	int64_t	uncompressed_size;	/* size of the backed-up file before compression
 								 * and adding block headers.
 								 */
 	time_t  mtime;			/* file st_mtime attribute, can be used only
@@ -593,7 +593,7 @@ struct timelineInfo {
 	XLogSegNo end_segno;	/* last present segment in this timeline */
 	size_t	n_xlog_files;	/* number of segments (only really existing)
 							 * does not include lost segments */
-	size_t	size;			/* space on disk taken by regular WAL files */
+	int64_t	size;			/* space on disk taken by regular WAL files */
 	parray *backups;		/* array of pgBackup sturctures with info
 							 * about backups belonging to this timeline */
 	parray *xlog_filelist;	/* array of ordinary WAL segments, '.partial'
@@ -1055,7 +1055,7 @@ extern bool check_data_file(ConnectionArgs *arguments, pgFile *file,
 
 extern void catchup_data_file(pgFile *file, const char *from_fullpath, const char *to_fullpath,
 								 XLogRecPtr sync_lsn, BackupMode backup_mode,
-								 uint32 checksum_version, size_t prev_size);
+								 uint32 checksum_version, int64_t prev_size);
 extern void backup_data_file(pgFile *file, const char *from_fullpath, const char *to_fullpath,
 							 XLogRecPtr prev_backup_start_lsn, BackupMode backup_mode,
 							 CompressAlg calg, int clevel, uint32 checksum_version,

src/show.c

@@ -1089,7 +1089,7 @@ show_archive_json(const char *instance_name, uint32 xlog_seg_size,
 		appendPQExpBuffer(buf, "%zu", tlinfo->n_xlog_files);
 
 		json_add_key(buf, "size", json_level);
-		appendPQExpBuffer(buf, "%zu", tlinfo->size);
+		appendPQExpBuffer(buf, "%lld", (long long)tlinfo->size);
 
 		json_add_key(buf, "zratio", json_level);
 

src/util.c

@@ -403,9 +403,9 @@ copy_pgcontrol_file(fio_location from_location, const char *from_fullpath,
 	digestControlFile(&ControlFile, buffer, size);
 
 	file->crc = ControlFile.crc;
-	file->read_size = size;
-	file->write_size = size;
-	file->uncompressed_size = size;
+	file->read_size = (int64_t)size;
+	file->write_size = (int64_t)size;
+	file->uncompressed_size = (int64_t)size;
 
 	writeControlFile(to_location, to_fullpath, &ControlFile);
 

src/utils/file.c

@@ -53,7 +53,7 @@ typedef struct
 {
 	pio_file_kind_e kind;
 	mode_t  mode;
-	size_t  size;
+	int64_t size;
 	time_t  mtime;
 	bool    is_datafile;
 	Oid     tblspcOid;
@@ -1914,6 +1914,7 @@ fio_send_pages(const char *to_fullpath, const char *from_fullpath, pgFile *file,
 	}
 
 	req.arg.nblocks = file->size/BLCKSZ;
+	Assert((int64_t)req.arg.nblocks * BLCKSZ == file->size);
 	req.arg.segmentno = file->segno * RELSEG_SIZE;
 	req.arg.horizonLsn = horizonLsn;
 	req.arg.checksumVersion = checksum_version;

src/utils/file.h

@@ -105,7 +105,7 @@ typedef enum pio_file_kind {
 } pio_file_kind_e;
 
 typedef struct pio_stat {
-	uint64_t		pst_size;
+	int64_t			pst_size;
 	int64_t	 		pst_mtime;
 	uint32_t 		pst_mode;
 	pio_file_kind_e pst_kind;