|  | @@ -41,6 +41,9 @@
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				|  |  |  #include <grpc/support/alloc.h>
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				|  |  |  #include <grpc/support/useful.h>
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				|  |  |  
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				|  |  | +/* These routines are here to facilitate debugging - they produce string
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				|  |  | +   representations of various transport data structures */
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				|  |  | +
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				|  |  |  static void put_metadata(gpr_strvec *b, grpc_mdelem *md) {
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				|  |  |    gpr_strvec_add(b, gpr_strdup("key="));
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				|  |  |    gpr_strvec_add(
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