diff options
Diffstat (limited to 'include/grpc/slice.h')
| -rw-r--r-- | include/grpc/slice.h | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/include/grpc/slice.h b/include/grpc/slice.h index 1f181aae16..ea66e094e9 100644 --- a/include/grpc/slice.h +++ b/include/grpc/slice.h @@ -76,6 +76,12 @@ GPRAPI grpc_slice grpc_slice_new_with_len(void *p, size_t len, Aborts if malloc() fails. */ GPRAPI grpc_slice grpc_slice_malloc(size_t length); +/* Intern a slice: + + The return value for two invocations of this function with the same sequence + of bytes is a slice which points to the same memory. */ +GPRAPI grpc_slice grpc_slice_intern(grpc_slice slice); + /* Create a slice by copying a string. Does not preserve null terminators. Equivalent to: @@ -93,6 +99,9 @@ GPRAPI grpc_slice grpc_slice_from_copied_buffer(const char *source, size_t len); /* Create a slice pointing to constant memory */ GPRAPI grpc_slice grpc_slice_from_static_string(const char *source); +/* Create a slice pointing to constant memory */ +GPRAPI grpc_slice grpc_slice_from_static_buffer(const void *source, size_t len); + /* Return a result slice derived from s, which shares a ref count with s, where result.data==s.data+begin, and result.length==end-begin. The ref count of s is increased by one. @@ -113,18 +122,45 @@ GPRAPI grpc_slice grpc_slice_split_tail(grpc_slice *s, size_t split); Requires s intialized, split <= s.length */ GPRAPI grpc_slice grpc_slice_split_head(grpc_slice *s, size_t split); -GPRAPI grpc_slice gpr_empty_slice(void); +GPRAPI grpc_slice grpc_empty_slice(void); + +GPRAPI uint32_t grpc_slice_default_hash_impl(grpc_slice s); +GPRAPI int grpc_slice_default_eq_impl(grpc_slice a, grpc_slice b); + +GPRAPI int grpc_slice_eq(grpc_slice a, grpc_slice b); /* Returns <0 if a < b, ==0 if a == b, >0 if a > b The order is arbitrary, and is not guaranteed to be stable across different versions of the API. */ GPRAPI int grpc_slice_cmp(grpc_slice a, grpc_slice b); GPRAPI int grpc_slice_str_cmp(grpc_slice a, const char *b); +GPRAPI int grpc_slice_buf_cmp(grpc_slice a, const void *b, size_t blen); + +/* return non-zero if the first blen bytes of a are equal to b */ +GPRAPI int grpc_slice_buf_start_eq(grpc_slice a, const void *b, size_t blen); + +/* return the index of the last instance of \a c in \a s, or -1 if not found */ +GPRAPI int grpc_slice_rchr(grpc_slice s, char c); +GPRAPI int grpc_slice_chr(grpc_slice s, char c); + +/* return the index of the first occurance of \a needle in \a haystack, or -1 if + * it's not found */ +GPRAPI int grpc_slice_slice(grpc_slice haystack, grpc_slice needle); + +GPRAPI uint32_t grpc_slice_hash(grpc_slice s); /* Do two slices point at the same memory, with the same length If a or b is inlined, actually compares data */ GPRAPI int grpc_slice_is_equivalent(grpc_slice a, grpc_slice b); +/* Return a slice pointing to newly allocated memory that has the same contents + * as \a s */ +GPRAPI grpc_slice grpc_slice_dup(grpc_slice a); + +/* Return a copy of slice as a C string. Offers no protection against embedded + NULL's. Returned string must be freed with gpr_free. */ +GPRAPI char *grpc_slice_to_c_string(grpc_slice s); + #ifdef __cplusplus } #endif |