SymbX/systemd
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fileio: teach read_full_file_full() to read from offset/with maximum size

Browse Source
This commit is contained in:
Lennart Poettering
2020-12-01 14:17:47 +01:00
parent c61f46fe31
commit 986311c2da
12 changed files with 130 additions and 36 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/basic/fileio.h
+6 -6
View File
@@ -60,14 +60,14 @@ static inline int write_string_file(const char *fn, const char *line, WriteStrin
int write_string_filef(const char *fn, WriteStringFileFlags flags, const char *format, ...) _printf_(3, 4);
int read_one_line_file(const char *filename, char **line);
int read_full_file_full(int dir_fd, const char *filename, ReadFullFileFlags flags, const char *bind_name, char **contents, size_t *size);
static inline int read_full_file(const char *filename, char **contents, size_t *size) {
return read_full_file_full(AT_FDCWD, filename, 0, NULL, contents, size);
int read_full_file_full(int dir_fd, const char *filename, uint64_t offset, size_t size, ReadFullFileFlags flags, const char *bind_name, char **ret_contents, size_t *ret_size);
static inline int read_full_file(const char *filename, char **ret_contents, size_t *ret_size) {
return read_full_file_full(AT_FDCWD, filename, UINT64_MAX, SIZE_MAX, 0, NULL, ret_contents, ret_size);
}
int read_full_virtual_file(const char *filename, char **ret_contents, size_t *ret_size);
int read_full_stream_full(FILE *f, const char *filename, ReadFullFileFlags flags, char **contents, size_t *size);
static inline int read_full_stream(FILE *f, char **contents, size_t *size) {
return read_full_stream_full(f, NULL, 0, contents, size);
int read_full_stream_full(FILE *f, const char *filename, uint64_t offset, size_t size, ReadFullFileFlags flags, char **ret_contents, size_t *ret_size);
static inline int read_full_stream(FILE *f, char **ret_contents, size_t *ret_size) {
return read_full_stream_full(f, NULL, UINT64_MAX, SIZE_MAX, 0, ret_contents, ret_size);
}
int verify_file(const char *fn, const char *blob, bool accept_extra_nl);