Mercurial > hg > Members > anatofuz > CbC_xv6

comparison src/sysfile.cbc @ 88:f38d8d39d617

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add file interface
author tobaru
date Wed, 16 Oct 2019 19:40:37 +0900
parents 214d21c891c7
children b5ddf6fb0a6d
comparison
equal deleted inserted replaced
87:add5e775339c 88:f38d8d39d617
85 goto next(-1); 85 goto next(-1);
86 } 86 }
87 goto cbc_fileread(f, p, n, next); 87 goto cbc_fileread(f, p, n, next);
88 } 88 }
89 89
90 __code file_read(struct file *f, int n, char *p, __code next(...)){
91 goto cbc_fileread(f, p, n, next);
92 }
93
94 __code file_read_stub(struct Context* cbc_context){
95 struct file *f;
96 int n;
97 char *p;
98 if(argfd(0, 0, &f) < 0 || argint(2, &n) < 0 || argptr(1, &p, n) < 0) {
99 goto next(-1);
100 }
101 goto cbc_fileread(f, p, n, next);
102 }
103
90 int sys_read(void) 104 int sys_read(void)
91 { 105 {
92 struct file *f; 106 struct file *f;
93 int n; 107 int n;
94 char *p; 108 char *p;