diff options
Diffstat (limited to 'src/shared/copy.c')
| -rw-r--r-- | src/shared/copy.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/src/shared/copy.c b/src/shared/copy.c index 2b87cba..8389774 100644 --- a/src/shared/copy.c +++ b/src/shared/copy.c @@ -170,13 +170,14 @@ int copy_bytes_full( assert(fdt >= 0); assert(!FLAGS_SET(copy_flags, COPY_LOCK_BSD)); - /* Tries to copy bytes from the file descriptor 'fdf' to 'fdt' in the smartest possible way. Copies a maximum - * of 'max_bytes', which may be specified as UINT64_MAX, in which no maximum is applied. Returns negative on - * error, zero if EOF is hit before the bytes limit is hit and positive otherwise. If the copy fails for some - * reason but we read but didn't yet write some data an ret_remains/ret_remains_size is not NULL, then it will - * be initialized with an allocated buffer containing this "remaining" data. Note that these two parameters are - * initialized with a valid buffer only on failure and only if there's actually data already read. Otherwise - * these parameters if non-NULL are set to NULL. */ + /* Tries to copy bytes from the file descriptor 'fdf' to 'fdt' in the smartest possible way. Copies a + * maximum of 'max_bytes', which may be specified as UINT64_MAX, in which no maximum is applied. + * Returns negative on error, zero if EOF is hit before the bytes limit is hit and positive + * otherwise. If the copy fails for some reason but we read but didn't yet write some data and + * ret_remains/ret_remains_size is not NULL, then it will be initialized with an allocated buffer + * containing this "remaining" data. Note that these two parameters are initialized with a valid + * buffer only on failure and only if there's actually data already read. Otherwise these parameters + * if non-NULL are set to NULL. */ if (ret_remains) *ret_remains = NULL; |