diff options
| author | Aaron Durbin <adurbin@chromium.org> | 2014-03-10 14:13:27 -0500 |
|---|---|---|
| committer | Aaron Durbin <adurbin@google.com> | 2014-03-11 19:43:17 +0100 |
| commit | 1240d29209c1e1bac556113485a894f6ef4ae0af (patch) | |
| tree | 41bd1d56565b9c9a39f5f5ab6ea7f8021e3fd796 /util/cbfstool | |
| parent | 01650045f471bbe7ca1ca36868c82a47df8decd3 (diff) | |
cbfstool: add bputs() to store a byte stream to a buffer
There was already a bgets() function which operates on a buffer to
copy a byte stream. Provide bputs() to store a byte stream to a
buffer, thus making the API symmetrical.
Change-Id: I6166f6b68eacb822da38c9da61a3e44f4c67136d
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/5366
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'util/cbfstool')
| -rw-r--r-- | util/cbfstool/common.h | 3 | ||||
| -rw-r--r-- | util/cbfstool/xdr.c | 9 |
2 files changed, 10 insertions, 2 deletions
diff --git a/util/cbfstool/common.h b/util/cbfstool/common.h index 16e75f9cf9..d0069c3d58 100644 --- a/util/cbfstool/common.h +++ b/util/cbfstool/common.h @@ -112,6 +112,7 @@ struct xdr { /* xdr.c */ extern struct xdr xdr_le, xdr_be; -int bgets(struct buffer *input, void *output, size_t len); +size_t bgets(struct buffer *input, void *output, size_t len); +size_t bputs(struct buffer *b, const void *data, size_t len); #endif diff --git a/util/cbfstool/xdr.c b/util/cbfstool/xdr.c index e2cafd14b4..df2c4ba4a0 100644 --- a/util/cbfstool/xdr.c +++ b/util/cbfstool/xdr.c @@ -25,7 +25,7 @@ #include <stdint.h> #include "common.h" -int bgets(struct buffer *input, void *output, size_t len) +size_t bgets(struct buffer *input, void *output, size_t len) { len = input->size < len ? input->size : len; memmove(output, input->data, len); @@ -34,6 +34,13 @@ int bgets(struct buffer *input, void *output, size_t len) return len; } +size_t bputs(struct buffer *b, const void *data, size_t len) +{ + memmove(&b->data[b->size], data, len); + b->size += len; + return len; +} + /* The assumption in all this code is that we're given a pointer to enough data. * Hence, we do not check for underflow. */ |