1*cc4ad7daSAndroid Build Coastguard Worker #pragma once 2*cc4ad7daSAndroid Build Coastguard Worker 3*cc4ad7daSAndroid Build Coastguard Worker #include <stdbool.h> 4*cc4ad7daSAndroid Build Coastguard Worker 5*cc4ad7daSAndroid Build Coastguard Worker /* 6*cc4ad7daSAndroid Build Coastguard Worker * Buffer abstract data type 7*cc4ad7daSAndroid Build Coastguard Worker */ 8*cc4ad7daSAndroid Build Coastguard Worker struct strbuf { 9*cc4ad7daSAndroid Build Coastguard Worker char *bytes; 10*cc4ad7daSAndroid Build Coastguard Worker unsigned size; 11*cc4ad7daSAndroid Build Coastguard Worker unsigned used; 12*cc4ad7daSAndroid Build Coastguard Worker }; 13*cc4ad7daSAndroid Build Coastguard Worker 14*cc4ad7daSAndroid Build Coastguard Worker void strbuf_init(struct strbuf *buf); 15*cc4ad7daSAndroid Build Coastguard Worker void strbuf_release(struct strbuf *buf); 16*cc4ad7daSAndroid Build Coastguard Worker void strbuf_clear(struct strbuf *buf); 17*cc4ad7daSAndroid Build Coastguard Worker 18*cc4ad7daSAndroid Build Coastguard Worker /* Destroy buffer and return a copy as a C string */ 19*cc4ad7daSAndroid Build Coastguard Worker char *strbuf_steal(struct strbuf *buf); 20*cc4ad7daSAndroid Build Coastguard Worker 21*cc4ad7daSAndroid Build Coastguard Worker /* 22*cc4ad7daSAndroid Build Coastguard Worker * Return a C string owned by the buffer invalidated if the buffer is 23*cc4ad7daSAndroid Build Coastguard Worker * changed). 24*cc4ad7daSAndroid Build Coastguard Worker */ 25*cc4ad7daSAndroid Build Coastguard Worker const char *strbuf_str(struct strbuf *buf); 26*cc4ad7daSAndroid Build Coastguard Worker 27*cc4ad7daSAndroid Build Coastguard Worker bool strbuf_pushchar(struct strbuf *buf, char ch); 28*cc4ad7daSAndroid Build Coastguard Worker unsigned strbuf_pushchars(struct strbuf *buf, const char *str); 29*cc4ad7daSAndroid Build Coastguard Worker void strbuf_popchar(struct strbuf *buf); 30*cc4ad7daSAndroid Build Coastguard Worker void strbuf_popchars(struct strbuf *buf, unsigned n); 31