diff options
Diffstat (limited to 'src/core/transport/metadata.c')
-rw-r--r-- | src/core/transport/metadata.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/core/transport/metadata.c b/src/core/transport/metadata.c index 74e94b2c24..c80d67823f 100644 --- a/src/core/transport/metadata.c +++ b/src/core/transport/metadata.c @@ -569,3 +569,19 @@ void grpc_mdctx_locked_mdelem_unref(grpc_mdctx *ctx, grpc_mdelem *gmd) { } void grpc_mdctx_unlock(grpc_mdctx *ctx) { unlock(ctx); } + +int grpc_mdstr_is_legal_header(grpc_mdstr *s) { + /* TODO(ctiller): consider caching this, or computing it on construction */ + const gpr_uint8 *p = GPR_SLICE_START_PTR(s->slice); + const gpr_uint8 *e = GPR_SLICE_END_PTR(s->slice); + for (; p != e; p++) { + if (*p < 32 || *p > 126) return 0; + } + return 1; +} + +int grpc_mdstr_is_bin_suffixed(grpc_mdstr *s) { + /* TODO(ctiller): consider caching this */ + return grpc_is_binary_header((const char *)GPR_SLICE_START_PTR(s->slice), + GPR_SLICE_LENGTH(s->slice)); +} |