Change -EOF for EOF (it is worth -1), fix assertion
[babeltrace.git] / include / babeltrace / ctf / types.h
index e8cc97b10e64274bc670d45ee5833f0810088a7c..95c0d5e2659056aeee33b1d09d0f23ce8a7fe2a4 100644 (file)
@@ -20,6 +20,7 @@
  */
 
 #include <babeltrace/types.h>
+#include <babeltrace/babeltrace.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
@@ -53,7 +54,7 @@ struct ctf_stream_pos {
        size_t content_size;    /* current content size, in bits */
        uint32_t *content_size_loc; /* pointer to current content size */
        char *base;             /* mmap base address */
-       ssize_t offset;         /* offset from base, in bits. -EOF for end of file. */
+       ssize_t offset;         /* offset from base, in bits. EOF for end of file. */
        size_t cur_index;       /* current index in packet index */
 
        int dummy;              /* dummy position, for length calculation */
@@ -91,7 +92,8 @@ void ctf_fini_pos(struct ctf_stream_pos *pos);
 static inline
 void ctf_move_pos(struct ctf_stream_pos *pos, size_t bit_offset)
 {
-       if (pos->offset == -EOF)
+       printf_debug("ctf_move_pos test EOF: %zd\n", pos->offset);
+       if (pos->offset == EOF)
                return;
 
        if (pos->fd >= 0) {
@@ -99,11 +101,16 @@ void ctf_move_pos(struct ctf_stream_pos *pos, size_t bit_offset)
                      && (pos->offset + bit_offset >= pos->content_size))
                    || ((pos->prot == PROT_WRITE)
                      && (pos->offset + bit_offset >= pos->packet_size))) {
+                       printf_debug("ctf_move_pos_slow (before call): %zd\n",
+                                    pos->offset);
                        ctf_move_pos_slow(pos, bit_offset, SEEK_CUR);
+                       printf_debug("ctf_move_pos_slow (after call): %zd\n",
+                                    pos->offset);
                        return;
                }
        }
        pos->offset += bit_offset;
+       printf_debug("ctf_move_pos after increment: %zd\n", pos->offset);
 }
 
 /*
@@ -154,7 +161,7 @@ void ctf_pos_pad_packet(struct ctf_stream_pos *pos)
 static inline
 int ctf_pos_access_ok(struct ctf_stream_pos *pos, size_t bit_len)
 {
-       if (pos->offset == -EOF)
+       if (pos->offset == EOF)
                return 0;
        if (pos->offset + bit_len > pos->packet_size)
                return 0;
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