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authorptt <ptt@63ad8ddf-47c3-0310-b6dd-a9e9d9715204>2002-10-18 22:43:58 +0800
committerptt <ptt@63ad8ddf-47c3-0310-b6dd-a9e9d9715204>2002-10-18 22:43:58 +0800
commit86672771393d552ac6d9c742fa1d80c34cc1cf74 (patch)
tree559e636d1dca81d54c8d5a7a929bba73a9f62646 /web/stuff.c
parentd87c20433e1a16e5ec3d31b00c1dd491e995b1ea (diff)
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*** empty log message ***
git-svn-id: http://opensvn.csie.org/pttbbs/pttbbs/trunk/pttbbs@539 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
Diffstat (limited to 'web/stuff.c')
-rwxr-xr-xweb/stuff.c269
1 files changed, 269 insertions, 0 deletions
diff --git a/web/stuff.c b/web/stuff.c
new file mode 100755
index 00000000..b02dbb0d
--- /dev/null
+++ b/web/stuff.c
@@ -0,0 +1,269 @@
+/* Ptt : 常用字串函式整理 */
+#include "mod_ptt.h"
+
+// 缺少 escape_url的東西
+
+/*
+ * 檔案判別
+ */
+
+ /* 傳回:路徑大小 */
+
+off_t
+dashs(fname)
+ char *fname;
+{
+ struct stat st;
+
+ if (!stat(fname, &st))
+ return (st.st_size);
+ else
+ return 0; /* 無此檔是 size 0 */
+}
+
+ /* 傳回:路徑時間 */
+long
+dasht(char *fname)
+{
+ struct stat st;
+
+ if (!stat(fname, &st))
+ return (st.st_mtime);
+ else
+ return -1;
+}
+
+ /* 傳回:路徑是否為link檔 */
+int
+dashl(char *fname)
+{
+ struct stat st;
+ return (lstat(fname, &st) == 0 && S_ISLNK(st.st_mode));
+}
+
+ /* 傳回:路徑是否為檔案 */
+dashf(char *fname)
+{
+ struct stat st;
+
+ return (stat(fname, &st) == 0 && S_ISREG(st.st_mode));
+}
+
+/* 字串的小寫 */
+#define char_lower(c) ((c >= 'A' && c <= 'Z') ? c|32 : c)
+
+void
+str_lower(t, s)
+ char *t, *s;
+{
+ register char ch;
+ do
+ {
+ ch = *s++;
+ *t++ = char_lower(ch);
+ } while (ch);
+}
+
+int
+str_ncmp(s1, s2, n)
+ char *s1, *s2;
+ int n;
+{
+ int c1, c2;
+
+ while (n--)
+ {
+ c1 = *s1++;
+ if (c1 >= 'A' && c1 <= 'Z')
+ c1 |= 32;
+
+ c2 = *s2++;
+ if (c2 >= 'A' && c2 <= 'Z')
+ c2 |= 32;
+
+ if (c1 -= c2)
+ return (c1);
+
+ if (!c2)
+ break;
+ }
+ return 0;
+}
+char *
+memstr(char *mem, char *str, int size)
+{
+ char *loc, *ptr=mem, *end=mem+size;
+ int len = strlen(str);
+ while((loc = memchr(ptr, *str, size)))
+ {
+ if(!strncmp(loc, str, len))
+ return loc;
+ ptr = loc +1;
+ size = (end - ptr);
+ if(size <=0 ) return NULL;
+ }
+ return NULL;
+}
+
+/* 傳回: strstr的比較但不計大小寫的結果 */
+/*
+char *
+strcasestr(str, tag)
+ char *str, *tag;
+{
+ char buf[BUFLEN];
+
+ str_lower(buf, str);
+ return strstr(buf, tag);
+}
+*/
+
+/* 傳回: 一個checksum 給字串比較用 */
+
+int str_checksum(char *str)
+{
+ int n=1;
+ if(strlen(str) < 6) return 0;
+ while(*str)
+ n += *str++ ^ n;
+ return n;
+}
+
+int
+not_alpha(ch)
+ register char ch;
+{
+ return (ch < 'A' || (ch > 'Z' && ch < 'a') || ch > 'z');
+}
+
+int
+not_alnum(ch)
+ register char ch;
+{
+ return (ch < '0' || (ch > '9' && ch < 'A') ||
+ (ch > 'Z' && ch < 'a') || ch > 'z');
+}
+
+char
+ch2ph(char ch)
+{
+ static const
+ // a b c d e f g h i j k l m n o
+ char table[]={'2','2','2','3','3','3','4','4','4','5','5','5','6','6','6',
+ // p q r s t u v w x y z
+ '7','1','7','7','8','8','8','9','9','9','1'};
+ static char d;
+ d = char_lower(ch);
+ if(d>='a' && d<='z') d=table[d-'a'];
+ return d;
+}
+
+void
+archiv32(chrono, fname)
+ time_t chrono; /* 32 bits */
+ char *fname; /* 7 chars */
+{
+ char *str;
+ char radix32[32] = {
+ '0', '1', '2', '3', '4', '5', '6', '7',
+ '8', '9', 'A', 'B', 'C', 'D', 'E', 'F',
+ 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N',
+ 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V',
+ };
+
+ str = fname + 7;
+ *str = '\0';
+ for (;;)
+ {
+ *(--str) = radix32[chrono & 31];
+ if (str == fname)
+ return;
+ chrono >>= 5;
+ }
+}
+
+/* ARPANET時間格式 */
+char *
+Atime(clock)
+ time_t *clock;
+{
+ static char datemsg[40];
+ /* ARPANET format: Thu, 11 Feb 1999 06:00:37 +0800 (CST) */
+ /* strftime(datemsg, 40, "%a, %d %b %Y %T %Z", localtime(clock)); */
+ /* time zone的傳回值不知和ARPANET格式是否一樣,先硬給,同sendmail*/
+ strftime(datemsg, 40, "%a, %d %b %Y %T +0800 (CST)", localtime(clock));
+ return (datemsg);
+}
+
+
+/* userid是否合法 */
+int
+bad_user_id(userid)
+ char *userid;
+{
+ register char ch;
+ if (strlen(userid) < 2)
+ return 1;
+ if (not_alpha(*userid))
+ return 1;
+ if (!strcasecmp(userid, "new") || !strcasecmp(userid, "guest") ||
+ !strcasecmp(userid, "root") || !strcasecmp(userid, "webadm") ||
+ !strncasecmp(userid,"yam",3)
+ )
+ return 1;
+
+ while (ch = *(++userid))
+ {
+ if (not_alnum(ch) || ch == '0')
+ return 1;
+ }
+ return 0;
+}
+
+
+int
+logfile(pool *p, char *filename,char *buf)
+{
+ FILE *fp;
+ time_t now;
+ if( (fp = ap_pfopen(p, filename, "a" )) ) {
+
+ fputs( buf, fp );
+ if(!strchr(buf,'\n'))
+ {
+ now = time(NULL);
+ fputs(ctime(&now), fp);
+ }
+ ap_pfclose(p, fp );
+ return 0;
+ }
+ else{
+ printf("error open file");
+ return -1;
+ }
+}
+
+/* 檢查中文斷字問題 */
+char *strexam(char *s)
+{
+ int i;
+ int odd;
+ for (i = 0, odd = 0; s[i]; i++)
+ if (odd) odd = 0;
+ else if (s[i] & 128) odd = 1;
+ if (odd) s[--i] = 0;
+ return s;
+}
+
+int
+maxline(char *data,char *newline, int max)
+{
+ register int n, nlen=strlen(newline);
+ register char *po;
+
+ for(n=0, po = data; (po = strstr(po, newline)); po+=nlen)
+ {
+ if(++n>=max) {*po=0; return -1;}
+ }
+ return n;
+}