41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
/* Copyright (C) 2010, 2011 Tony Garnock-Jones. All rights reserved. */
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#ifndef cmsg_private_h
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#define cmsg_private_h
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typedef struct cmsg_bytes_t {
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size_t len;
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unsigned char *bytes;
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} cmsg_bytes_t;
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#define CMSG_BYTES(length, bytes_ptr) ((cmsg_bytes_t) { \
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.len = (length), \
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.bytes = (unsigned char *) (bytes_ptr) \
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})
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#define EMPTY_BYTES CMSG_BYTES(0, NULL)
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static inline cmsg_bytes_t cmsg_cstring_bytes(char const *cstr) {
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cmsg_bytes_t result;
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result.len = strlen(cstr);
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result.bytes = (void *) cstr;
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return result;
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}
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#define CMSG_UUID_BUF_SIZE 36
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extern int gen_uuid(unsigned char *uuid_buf); /* must be exactly CMSG_UUID_BUF_SIZE bytes long */
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extern cmsg_bytes_t cmsg_bytes_malloc_dup(cmsg_bytes_t src);
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extern cmsg_bytes_t cmsg_bytes_malloc(size_t amount);
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extern void cmsg_bytes_free(cmsg_bytes_t bytes);
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extern int cmsg_bytes_cmp(cmsg_bytes_t a, cmsg_bytes_t b);
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#define ICHECK(result, message) do { if ((result) == -1) { perror(message); exit(2); } } while (0)
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#define BCHECK(result, message) do { if ((result) == 0) { perror(message); exit(2); } } while (0)
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#define PCHECK(result, message) do { if ((result) == NULL) { perror(message); exit(2); } } while (0)
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extern __attribute__((noreturn)) void die(char const *format, ...);
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extern void warn(char const *format, ...);
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extern void info(char const *format, ...);
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#endif
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