40  * memory allocation failure we usually don't want to bail out and unwind - we
105 __printf(2, 3) void bch2_prt_printf(struct printbuf *out, const char *fmt, ...);
106 __printf(2, 0) void bch2_prt_vprintf(struct printbuf *out, const char *fmt, va_list);
146 static inline unsigned printbuf_remaining_size(struct printbuf *out)  in printbuf_remaining_size()  argument
148 	if (WARN_ON(out->size && out->pos >= out->size))  in printbuf_remaining_size()
149 		out->pos = out->size - 1;  in printbuf_remaining_size()
150 	return out->size - out->pos;  in printbuf_remaining_size()
157 static inline unsigned printbuf_remaining(struct printbuf *out)  in printbuf_remaining()  argument
159 	return out->size ? printbuf_remaining_size(out) - 1 : 0;  in printbuf_remaining()
162 static inline unsigned printbuf_written(struct printbuf *out)  in printbuf_written()  argument
164 	return out->size ? min(out->pos, out->size - 1) : 0;  in printbuf_written()
167 static inline void printbuf_nul_terminate_reserved(struct printbuf *out)  in printbuf_nul_terminate_reserved()  argument
169 	if (WARN_ON(out->size && out->pos >= out->size))  in printbuf_nul_terminate_reserved()
170 		out->pos = out->size - 1;  in printbuf_nul_terminate_reserved()
171 	if (out->size)  in printbuf_nul_terminate_reserved()
172 		out->buf[out->pos] = 0;  in printbuf_nul_terminate_reserved()
175 static inline void printbuf_nul_terminate(struct printbuf *out)  in printbuf_nul_terminate()  argument
177 	bch2_printbuf_make_room(out, 1);  in printbuf_nul_terminate()
178 	printbuf_nul_terminate_reserved(out);  in printbuf_nul_terminate()
182 static inline void __prt_char_reserved(struct printbuf *out, char c)  in __prt_char_reserved()  argument
184 	if (printbuf_remaining(out))  in __prt_char_reserved()
185 		out->buf[out->pos++] = c;  in __prt_char_reserved()
189 static inline void __prt_char(struct printbuf *out, char c)  in __prt_char()  argument
191 	bch2_printbuf_make_room(out, 1);  in __prt_char()
192 	__prt_char_reserved(out, c);  in __prt_char()
195 static inline void prt_char(struct printbuf *out, char c)  in prt_char()  argument
197 	bch2_printbuf_make_room(out, 2);  in prt_char()
198 	__prt_char_reserved(out, c);  in prt_char()
199 	printbuf_nul_terminate_reserved(out);  in prt_char()
202 static inline void __prt_chars_reserved(struct printbuf *out, char c, unsigned n)  in __prt_chars_reserved()  argument
204 	unsigned can_print = min(n, printbuf_remaining(out));  in __prt_chars_reserved()
207 		out->buf[out->pos++] = c;  in __prt_chars_reserved()
210 static inline void prt_chars(struct printbuf *out, char c, unsigned n)  in prt_chars()  argument
212 	bch2_printbuf_make_room(out, n);  in prt_chars()
213 	__prt_chars_reserved(out, c, n);  in prt_chars()
214 	printbuf_nul_terminate_reserved(out);  in prt_chars()
217 static inline void prt_bytes(struct printbuf *out, const void *b, unsigned n)  in prt_bytes()  argument
219 	bch2_printbuf_make_room(out, n);  in prt_bytes()
221 	unsigned can_print = min(n, printbuf_remaining(out));  in prt_bytes()
224 		out->buf[out->pos++] = ((char *) b)[i];  in prt_bytes()
226 	printbuf_nul_terminate(out);  in prt_bytes()
229 static inline void prt_str(struct printbuf *out, const char *str)  in prt_str()  argument
231 	prt_bytes(out, str, strlen(str));  in prt_str()
234 static inline void prt_str_indented(struct printbuf *out, const char *str)  in prt_str_indented()  argument
236 	bch2_prt_bytes_indented(out, str, strlen(str));  in prt_str_indented()
239 static inline void prt_hex_byte(struct printbuf *out, u8 byte)  in prt_hex_byte()  argument
241 	bch2_printbuf_make_room(out, 3);  in prt_hex_byte()
242 	__prt_char_reserved(out, hex_asc_hi(byte));  in prt_hex_byte()
243 	__prt_char_reserved(out, hex_asc_lo(byte));  in prt_hex_byte()
244 	printbuf_nul_terminate_reserved(out);  in prt_hex_byte()
247 static inline void prt_hex_byte_upper(struct printbuf *out, u8 byte)  in prt_hex_byte_upper()  argument
249 	bch2_printbuf_make_room(out, 3);  in prt_hex_byte_upper()
250 	__prt_char_reserved(out, hex_asc_upper_hi(byte));  in prt_hex_byte_upper()
251 	__prt_char_reserved(out, hex_asc_upper_lo(byte));  in prt_hex_byte_upper()
252 	printbuf_nul_terminate_reserved(out);  in prt_hex_byte_upper()