40   char* buf;  member
48 static int fmemopen_read(void* cookie, char* buf, int n) {  in fmemopen_read()  argument
54     memmove(buf, ck->buf + ck->offset, n);  in fmemopen_read()
60 static int fmemopen_write(void* cookie, const char* buf, int n) {  in fmemopen_write()  argument
65   size_t space_for_null = (n > 0 && buf[n - 1] != '\0') ? 1 : 0;  in fmemopen_write()
81     memmove(ck->buf + ck->offset, buf, n);  in fmemopen_write()
85       if (buf[n - 1] != '\0') ck->buf[ck->offset] = '\0';  in fmemopen_write()
113 FILE* fmemopen(void* buf, size_t capacity, const char* mode) {  in fmemopen()  argument
123   ck->buf = static_cast<char*>(buf);  in fmemopen()
126   if (ck->buf == nullptr) ck->buf = ck->allocation = static_cast<char*>(calloc(capacity, 1));  in fmemopen()
127   if (ck->buf == nullptr) {  in fmemopen()
143     ck->size = strnlen(ck->buf, ck->capacity);  in fmemopen()
153       ck->buf[0] = '\0';  in fmemopen()