LCOV - code coverage report
Current view: top level - shared - journal-importer.h (source / functions) Hit Total Coverage
Test: systemd_full.info Lines: 0 2 0.0 %
Date: 2019-08-23 13:36:53 Functions: 0 1 0.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 0 0 -

           Branch data     Line data    Source code
       1                 :            : /* SPDX-License-Identifier: LGPL-2.1+ */
       2                 :            : 
       3                 :            : #pragma once
       4                 :            : 
       5                 :            : #include <stddef.h>
       6                 :            : #include <stdbool.h>
       7                 :            : #include <sys/uio.h>
       8                 :            : 
       9                 :            : #include "io-util.h"
      10                 :            : #include "sd-id128.h"
      11                 :            : #include "time-util.h"
      12                 :            : 
      13                 :            : /* Make sure not to make this smaller than the maximum coredump size.
      14                 :            :  * See JOURNAL_SIZE_MAX in coredump.c */
      15                 :            : #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
      16                 :            : #define ENTRY_SIZE_MAX (1024*1024*770u)
      17                 :            : #define DATA_SIZE_MAX (1024*1024*768u)
      18                 :            : #else
      19                 :            : #define ENTRY_SIZE_MAX (1024*1024*13u)
      20                 :            : #define DATA_SIZE_MAX (1024*1024*11u)
      21                 :            : #endif
      22                 :            : #define LINE_CHUNK 8*1024u
      23                 :            : 
      24                 :            : /* The maximum number of fields in an entry */
      25                 :            : #define ENTRY_FIELD_COUNT_MAX 1024
      26                 :            : 
      27                 :            : typedef struct JournalImporter {
      28                 :            :         int fd;
      29                 :            :         bool passive_fd;
      30                 :            :         char *name;
      31                 :            : 
      32                 :            :         char *buf;
      33                 :            :         size_t size;       /* total size of the buffer */
      34                 :            :         size_t offset;     /* offset to the beginning of live data in the buffer */
      35                 :            :         size_t scanned;    /* number of bytes since the beginning of data without a newline */
      36                 :            :         size_t filled;     /* total number of bytes in the buffer */
      37                 :            : 
      38                 :            :         size_t field_len;  /* used for binary fields: the field name length */
      39                 :            :         size_t data_size;  /* and the size of the binary data chunk being processed */
      40                 :            : 
      41                 :            :         struct iovec_wrapper iovw;
      42                 :            : 
      43                 :            :         int state;
      44                 :            :         dual_timestamp ts;
      45                 :            :         sd_id128_t boot_id;
      46                 :            : } JournalImporter;
      47                 :            : 
      48                 :            : #define JOURNAL_IMPORTER_INIT(_fd) { .fd = (_fd), .iovw = {} }
      49                 :            : #define JOURNAL_IMPORTER_MAKE(_fd) (JournalImporter) JOURNAL_IMPORTER_INIT(_fd)
      50                 :            : 
      51                 :            : void journal_importer_cleanup(JournalImporter *);
      52                 :            : int journal_importer_process_data(JournalImporter *);
      53                 :            : int journal_importer_push_data(JournalImporter *, const char *data, size_t size);
      54                 :            : void journal_importer_drop_iovw(JournalImporter *);
      55                 :            : bool journal_importer_eof(const JournalImporter *);
      56                 :            : 
      57                 :          0 : static inline size_t journal_importer_bytes_remaining(const JournalImporter *imp) {
      58                 :          0 :         return imp->filled;
      59                 :            : }

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