1 #include "http.h"

2

3 int http_parse_header(struct http_req_header *hdr, const char *buf, int bufsz)

4 {

5 int i, nlines = 0;

6 char *endhdr;

7 char *rqline = 0;

8

9 for(i=1; i<bufsz; i++) {

10 if(buf[i] == '\n' && buf[i - 1] == '\r') {

11 if(!rqline) {

12 rqline = alloca(i);

13 memcpy(rqline, buf, i - 1);

14 rqline[i - 1] = 0;

15 }

16 ++nlines;

17 }

18 }

19

20 if(!rqline)

21 return -1;

22

23

24 }

25

26 const char *http_strmsg(int code)

27 {

28 static const char **msgxxx[] = {

29 0, http_msg1xx, http_msg2xx, http_msg3xx, http_msg4xx, http_msg5xx

30 };

31 static int msgcount[] = {

32 0,

33 sizeof http_msg1xx / sizeof *http_msg1xx,

34 sizeof http_msg2xx / sizeof *http_msg2xx,

35 sizeof http_msg3xx / sizeof *http_msg3xx,

36 sizeof http_msg4xx / sizeof *http_msg4xx,

37 sizeof http_msg5xx / sizeof *http_msg5xx

38 };

39

40 int type = code / 100;

41 int idx = code % 100;

42

43 if(type < 1 || type >= sizeof msgxxx / sizeof *msgxxx) {

44 return "Invalid HTTP Status";

45 }

46

47 if(idx < 0 || idx >= msgcount[type]) {

48 return "Unknown HTTP Status";

49 }

50

51 return msgxxx[type][idx];

52 }