diff options
Diffstat (limited to 'gdb/target.h')
| -rw-r--r-- | gdb/target.h | 106 |
1 files changed, 67 insertions, 39 deletions
diff --git a/gdb/target.h b/gdb/target.h index 3a0ae7b..909cc1d 100644 --- a/gdb/target.h +++ b/gdb/target.h @@ -38,6 +38,7 @@ struct static_tracepoint_marker; struct traceframe_info; struct expression; struct dcache_struct; +struct inferior; #include "infrun.h" /* For enum exec_direction_kind. */ @@ -830,18 +831,19 @@ struct target_ops /* Target file operations. */ - /* Return nonzero if the filesystem accessed by the - target_fileio_* methods is the local filesystem, - zero otherwise. */ + /* Return nonzero if the filesystem seen by the current inferior + is the local filesystem, zero otherwise. */ int (*to_filesystem_is_local) (struct target_ops *) TARGET_DEFAULT_RETURN (1); - /* Open FILENAME on the target, using FLAGS and MODE. Return a - target file descriptor, or -1 if an error occurs (and set - *TARGET_ERRNO). */ + /* Open FILENAME on the target, in the filesystem as seen by INF, + using FLAGS and MODE. If INF is NULL, use the filesystem seen + by the debugger (GDB or, for remote targets, the remote stub). + Return a target file descriptor, or -1 if an error occurs (and + set *TARGET_ERRNO). */ int (*to_fileio_open) (struct target_ops *, - const char *filename, int flags, int mode, - int *target_errno); + struct inferior *inf, const char *filename, + int flags, int mode, int *target_errno); /* Write up to LEN bytes from WRITE_BUF to FD on the target. Return the number of bytes written, or -1 if an error occurs @@ -867,16 +869,24 @@ struct target_ops (and set *TARGET_ERRNO). */ int (*to_fileio_close) (struct target_ops *, int fd, int *target_errno); - /* Unlink FILENAME on the target. Return 0, or -1 if an error - occurs (and set *TARGET_ERRNO). */ + /* Unlink FILENAME on the target, in the filesystem as seen by + INF. If INF is NULL, use the filesystem seen by the debugger + (GDB or, for remote targets, the remote stub). Return 0, or + -1 if an error occurs (and set *TARGET_ERRNO). */ int (*to_fileio_unlink) (struct target_ops *, - const char *filename, int *target_errno); - - /* Read value of symbolic link FILENAME on the target. Return a - null-terminated string allocated via xmalloc, or NULL if an error - occurs (and set *TARGET_ERRNO). */ + struct inferior *inf, + const char *filename, + int *target_errno); + + /* Read value of symbolic link FILENAME on the target, in the + filesystem as seen by INF. If INF is NULL, use the filesystem + seen by the debugger (GDB or, for remote targets, the remote + stub). Return a null-terminated string allocated via xmalloc, + or NULL if an error occurs (and set *TARGET_ERRNO). */ char *(*to_fileio_readlink) (struct target_ops *, - const char *filename, int *target_errno); + struct inferior *inf, + const char *filename, + int *target_errno); /* Implement the "info proc" command. */ @@ -1935,16 +1945,19 @@ extern int target_search_memory (CORE_ADDR start_addr, /* Target file operations. */ -/* Return nonzero if the filesystem accessed by the target_fileio_* - methods is the local filesystem, zero otherwise. */ +/* Return nonzero if the filesystem seen by the current inferior + is the local filesystem, zero otherwise. */ #define target_filesystem_is_local() \ current_target.to_filesystem_is_local (¤t_target) -/* Open FILENAME on the target, using FLAGS and MODE. Return a - target file descriptor, or -1 if an error occurs (and set - *TARGET_ERRNO). */ -extern int target_fileio_open (const char *filename, int flags, int mode, - int *target_errno); +/* Open FILENAME on the target, in the filesystem as seen by INF, + using FLAGS and MODE. If INF is NULL, use the filesystem seen + by the debugger (GDB or, for remote targets, the remote stub). + Return a target file descriptor, or -1 if an error occurs (and + set *TARGET_ERRNO). */ +extern int target_fileio_open (struct inferior *inf, + const char *filename, int flags, + int mode, int *target_errno); /* Write up to LEN bytes from WRITE_BUF to FD on the target. Return the number of bytes written, or -1 if an error occurs @@ -1968,33 +1981,48 @@ extern int target_fileio_fstat (int fd, struct stat *sb, (and set *TARGET_ERRNO). */ extern int target_fileio_close (int fd, int *target_errno); -/* Unlink FILENAME on the target. Return 0, or -1 if an error +/* Unlink FILENAME on the target, in the filesystem as seen by INF. + If INF is NULL, use the filesystem seen by the debugger (GDB or, + for remote targets, the remote stub). Return 0, or -1 if an error occurs (and set *TARGET_ERRNO). */ -extern int target_fileio_unlink (const char *filename, int *target_errno); - -/* Read value of symbolic link FILENAME on the target. Return a - null-terminated string allocated via xmalloc, or NULL if an error - occurs (and set *TARGET_ERRNO). */ -extern char *target_fileio_readlink (const char *filename, int *target_errno); - -/* Read target file FILENAME. The return value will be -1 if the transfer - fails or is not supported; 0 if the object is empty; or the length - of the object otherwise. If a positive value is returned, a - sufficiently large buffer will be allocated using xmalloc and - returned in *BUF_P containing the contents of the object. +extern int target_fileio_unlink (struct inferior *inf, + const char *filename, + int *target_errno); + +/* Read value of symbolic link FILENAME on the target, in the + filesystem as seen by INF. If INF is NULL, use the filesystem seen + by the debugger (GDB or, for remote targets, the remote stub). + Return a null-terminated string allocated via xmalloc, or NULL if + an error occurs (and set *TARGET_ERRNO). */ +extern char *target_fileio_readlink (struct inferior *inf, + const char *filename, + int *target_errno); + +/* Read target file FILENAME, in the filesystem as seen by INF. If + INF is NULL, use the filesystem seen by the debugger (GDB or, for + remote targets, the remote stub). The return value will be -1 if + the transfer fails or is not supported; 0 if the object is empty; + or the length of the object otherwise. If a positive value is + returned, a sufficiently large buffer will be allocated using + xmalloc and returned in *BUF_P containing the contents of the + object. This method should be used for objects sufficiently small to store in a single xmalloc'd buffer, when no fixed bound on the object's size is known in advance. */ -extern LONGEST target_fileio_read_alloc (const char *filename, +extern LONGEST target_fileio_read_alloc (struct inferior *inf, + const char *filename, gdb_byte **buf_p); -/* Read target file FILENAME. The result is NUL-terminated and +/* Read target file FILENAME, in the filesystem as seen by INF. If + INF is NULL, use the filesystem seen by the debugger (GDB or, for + remote targets, the remote stub). The result is NUL-terminated and returned as a string, allocated using xmalloc. If an error occurs or the transfer is unsupported, NULL is returned. Empty objects are returned as allocated but empty strings. A warning is issued if the result contains any embedded NUL bytes. */ -extern char *target_fileio_read_stralloc (const char *filename); +extern char *target_fileio_read_stralloc (struct inferior *inf, + const char *filename); /* Tracepoint-related operations. */ |