ddsnap.h
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ddsnap.h
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	#define u8 unsigned char
	#define s8 char
	#define u16 unsigned short
	#define s16 short
	#define s32 int
	#define u32 unsigned
	#define u64 unsigned long long

	#define le_u32 u32
	#define le_u16 u16
	#define le_u64 u64
	#define u64 unsigned long long
	#define EFULL ENOMEM
	#define PACKED __attribute__ ((packed))

	static inline int readpipe(int fd, void *buffer, size_t count)
	{
	// printf("read %u bytes\n", count);
	int n;
	while (count) {
	if ((n = read(fd, buffer, count)) < 1)
	return n? n: -EPIPE;
	buffer += n;
	count -= n;
	}
	return 0;
	}

	#define writepipe write

	#define outbead(SOCK, CODE, STRUCT, VALUES...) ({ \
	struct { struct head head; STRUCT body; } PACKED message = \
	{ { CODE, sizeof(STRUCT) }, { VALUES } }; \
	writepipe(SOCK, &message, sizeof(message)); })

	#define outhead(SOCK, CODE, SIZE) writepipe(SOCK, &(struct head){ CODE, SIZE }, sizeof(struct head) )

	typedef unsigned long long chunk_t;

	#define MAX_ADDRESS 16

	struct server { u16 port; u8 type; u8 address_len; char address[MAX_ADDRESS]; } PACKED;

	#ifndef HOST_NAME_MAX
	#define HOST_NAME_MAX 256
	#endif