Mercurial > hg > rlgwebd

annotate sqlickrypt.c @ 141:1a156a7746a7

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
RLGWebD: use NODE_PATH to find modules.
author John "Elwin" Edwards
date Wed, 14 Aug 2013 08:04:36 -0700
parents 0a3ff1267c24
children f1676e81c80a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
17
d3e3d6b4016b rlgwebd: switch to dgamelaunch's SQLite database.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
1 #include <stdio.h>
d3e3d6b4016b rlgwebd: switch to dgamelaunch's SQLite database.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
2 #include <stdlib.h>
d3e3d6b4016b rlgwebd: switch to dgamelaunch's SQLite database.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
3 #include <string.h>
d3e3d6b4016b rlgwebd: switch to dgamelaunch's SQLite database.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
4 #include <ctype.h>
d3e3d6b4016b rlgwebd: switch to dgamelaunch's SQLite database.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
5 #include <sqlite3.h>
d3e3d6b4016b rlgwebd: switch to dgamelaunch's SQLite database.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
6 #include <unistd.h>
d3e3d6b4016b rlgwebd: switch to dgamelaunch's SQLite database.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
7 #include <crypt.h>
d3e3d6b4016b rlgwebd: switch to dgamelaunch's SQLite database.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
8
123
0a3ff1267c24 sqlickrypt: fix typo in database filename.
John "Elwin" Edwards <elwin@sdf.org>
parents: 119
diff changeset
9 #define DATABASE "/dgldir/dgamelaunch.db"
18
59ea628abb81 sqlickrypt.c: add the ability to register new users.
John "Elwin" Edwards <elwin@sdf.org>
parents: 17
diff changeset
10 #define IBUFSIZE 200
17
d3e3d6b4016b rlgwebd: switch to dgamelaunch's SQLite database.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
11
117
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
12 /* General idea for return status:
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
13 * 0: success
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
14 * 1: password check failed
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
15 * 2: username not found
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
16 * 3: database error
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
17 * 4: invalid input
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
18 */
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
19
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
20 /* Opens the database and, less obviously, initializes a statement. */
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
21 int opendb(sqlite3 **dbp, sqlite3_stmt **stmtp, char *query) {
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
22 int status;
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
23 status = sqlite3_open(DATABASE, dbp);
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
24 if (status) {
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
25 sqlite3_close(*dbp);
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
26 exit(3);
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
27 }
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
28 sqlite3_prepare_v2(*dbp, query, -1, stmtp, NULL);
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
29 if (*stmtp == NULL) {
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
30 sqlite3_close(*dbp);
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
31 exit(3);
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
32 }
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
33 return 0;
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
34 }
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
35
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
36 void cleanup(sqlite3 *db, sqlite3_stmt *stmt, int status) {
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
37 if (stmt)
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
38 sqlite3_finalize(stmt);
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
39 sqlite3_close(db);
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
40 if (status)
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
41 exit(status);
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
42 return;
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
43 }
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
44
18
59ea628abb81 sqlickrypt.c: add the ability to register new users.
John "Elwin" Edwards <elwin@sdf.org>
parents: 17
diff changeset
45 int check(char *uname, char *pw) {
24
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
46 char *pwhash, *comphash;
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
47 char *query = "SELECT password FROM dglusers WHERE username=?;";
18
59ea628abb81 sqlickrypt.c: add the ability to register new users.
John "Elwin" Edwards <elwin@sdf.org>
parents: 17
diff changeset
48 int status;
59ea628abb81 sqlickrypt.c: add the ability to register new users.
John "Elwin" Edwards <elwin@sdf.org>
parents: 17
diff changeset
49 sqlite3 *db;
24
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
50 sqlite3_stmt *qstmt;
17
d3e3d6b4016b rlgwebd: switch to dgamelaunch's SQLite database.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
51
117
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
52 opendb(&db, &qstmt, query);
24
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
53 status = sqlite3_bind_text(qstmt, 1, uname, -1, SQLITE_TRANSIENT);
117
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
54 if (status)
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
55 cleanup(db, qstmt, 3);
24
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
56 status = sqlite3_step(qstmt);
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
57 if (status != SQLITE_ROW) {
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
58 sqlite3_finalize(qstmt);
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
59 sqlite3_close(db);
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
60 if (status == SQLITE_DONE)
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
61 return 2; /* User not found */
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
62 return 3;
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
63 }
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
64 pwhash = strdup((char *) sqlite3_column_text(qstmt, 0));
117
c08717cb7793 sqlickrypt: add getmail and setmail commands.
John "Elwin" Edwards <elwin@sdf.org>
parents: 25
diff changeset
65 cleanup(db, qstmt, 0);
24
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
66
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
67 /* Check the password */
17
d3e3d6b4016b rlgwebd: switch to dgamelaunch's SQLite database.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
68 comphash = crypt(pw, pwhash);
d3e3d6b4016b rlgwebd: switch to dgamelaunch's SQLite database.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
69 if (!strcmp(pwhash, comphash))
24
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
70 status = 0;
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
71 else
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
72 status = 1;
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
73 free(pwhash);
9d5da43c0e83 sqlickrypt.c: begin converting to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 18
diff changeset
74 return status;
17
d3e3d6b4016b rlgwebd: switch to dgamelaunch's SQLite database.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
75 }
18
59ea628abb81 sqlickrypt.c: add the ability to register new users.
John "Elwin" Edwards <elwin@sdf.org>
parents: 17
diff changeset
76
59ea628abb81 sqlickrypt.c: add the ability to register new users.
John "Elwin" Edwards <elwin@sdf.org>
parents: 17
diff changeset
77 int insertuser(char *uname, char *pw, char *email) {
25
f275d816e857 sqlickrypt.c: finish switching to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 24
diff changeset
78 char *checkquery = "SELECT * FROM dglusers WHERE username = ?;";
f275d816e857 sqlickrypt.c: finish switching to parametrized queries.
John "Elwin" Edwards <elwin@sdf.org>
parents: 24
diff changeset
79 char *addquery = "INSERT INTO dglusers (username, password, email) VALUES (?, ?, ?);";
18
59ea628abb81 sqlickrypt.c: add the ability to register new users.
John "Elwin" Edwards <elwin@sdf.org>
parents: 17
diff changeset