size_t CDBL_ComputeResult::ReadItem(void* buffer, size_t buffer_size,
bool* is_null)
{
if ((unsigned int) m_CurrItem >= GetDefineParams().GetNum()) {
if (is_null)
*is_null = true;
return 0;
}
const BYTE* d_ptr = Check(dbadata(GetCmd(), m_ComputeId, m_CurrItem + 1));
DBINT d_len = Check(dbadlen(GetCmd(), m_ComputeId, m_CurrItem + 1));
if (d_ptr == 0 || d_len < 1) { // NULL value
++m_CurrItem;
m_Offset = 0;
if (is_null)
*is_null = true;
return 0;
}
if (is_null)
*is_null = false;
if ((size_t) d_len - m_Offset < buffer_size)
buffer_size = (size_t) d_len - m_Offset;
memcpy(buffer, d_ptr + m_Offset, buffer_size);
m_Offset += buffer_size;
if (m_Offset >= (size_t) d_len) {
m_Offset = 0;
++m_CurrItem;
}
return buffer_size;
}
// Aux. for CDBL_ComputeResult::GetItem()
// CDB_Image and CDB_Text are not handled by this function ...
CDB_Object* CDBL_Result::AltGetItem(int id,
int item_no,
SDBL_ColDescr* fmt,
CDB_Object* item_buff)
{
EDB_Type b_type = item_buff ? item_buff->GetType() : eDB_UnsupportedType;
const BYTE* d_ptr = Check(dbadata(GetCmd(), id, item_no));
DBINT d_len = Check(dbadlen(GetCmd(), id, item_no));
CDB_Object* val = s_GenericGetItem(fmt->data_type, item_buff,
b_type, d_ptr, d_len);
if (!val) {
DATABASE_DRIVER_ERROR( "Unexpected result type." + GetDbgInfo(), 130004 );
}
return val;
}
int
main(int argc, char *argv[])
{
int echo = 0;
#ifdef notyet
int print_statistics = 0;
#endif
int fipsflagger = 0;
int perfstats = 0;
int no_prompt = 0;
int use_encryption = 0;
int chained_transactions = 0;
const char *cmdend = "go";
int headers = 0;
char *columnwidth = NULL;
const char *colseparator = " ";
const char *lineseparator = "\n";
int timeout = 0;
char *username = NULL;
char *password = NULL;
char *server = NULL;
DBCHAR *char_set = NULL;
const char *editor;
char *hostname = NULL;
char *sqlch;
char *interfaces_filename = NULL;
char *input_filename = NULL;
char *output_filename = NULL;
int logintime = -1;
char *language = NULL;
int size = 0;
char *sybenv;
DBPROCESS *dbproc;
LOGINREC *login;
char **ibuf = NULL;
int ibuflines = 0;
int printedlines;
int i;
char *line;
int dbrc;
char foobuf[512];
char *firstword;
char *cp;
int c;
int errflg = 0;
char *prbuf;
int prbuflen;
FILE *fp;
FILE *tmpfp;
FILE *tmpfp2;
char *tfn;
char tmpfn[256];
int num_cols;
int selcol;
int col;
int collen;
DBINT colid;
const char *opname;
char adbuf[512];
DBINT convlen;
int printedcompute = 0;
char adash;
const char *database_name = NULL;
int default_exit = EXIT_SUCCESS;
setlocale(LC_ALL, "");
#ifdef __VMS
/* Convert VMS-style arguments to Unix-style */
parse_vms_args(&argc, &argv);
#endif
editor = getenv("EDITOR");
if (!editor) {
editor = getenv("VISUAL");
}
if (!editor) {
editor = "vi";
}
opterr = 0;
optarg = NULL;
while (!errflg && (c = getopt(argc, argv, "eFgpnvXYa:c:D:E:h:H:i:I:J:l:m:o:P:s:S:t:U:w:y:z:A:"))
!= -1) {
switch (c) {
case 'e':
echo = 1;
break;
case 'F':
fipsflagger = 1;
break;
case 'g':
errflg++;
break;
case 'p':
errflg++;
perfstats = 1;
break;
case 'n':
no_prompt = 1;
break;
case 'v':
puts("fisql, a free isql replacement by Nicholas S. Castellano");
exit(EXIT_SUCCESS);
break;
case 'X':
/* XXX: We get a different error message than isql gives; neither seems
* to work
*/
use_encryption = 1;
break;
case 'Y':
chained_transactions = 1;
break;
case 'c':
cmdend = optarg;
break;
case 'E':
editor = optarg;
break;
case 'h':
headers = atoi(optarg);
break;
case 'H':
hostname = optarg;
break;
case 'i':
input_filename = optarg;
break;
case 'I':
interfaces_filename = optarg;
break;
case 'J':
errflg++;
break;
case 'l':
logintime = atoi(optarg);
break;
case 'm':
global_errorlevel = atoi(optarg);
break;
case 'o':
output_filename = optarg;
break;
case 'P':
password = optarg;
break;
case 's':
colseparator = optarg;
break;
case 'S':
server = optarg;
break;
case 't':
timeout = atoi(optarg);
break;
case 'U':
username = optarg;
break;
case 'w':
columnwidth = optarg;
break;
case 'y':
/* XXX: this doesn't seem to be what isql does with -y...it doesn't
* seem to do anything actually
*/
sybenv = (char *) xmalloc((strlen(optarg) + 8) * sizeof(char));
strcpy(sybenv, "SYBASE=");
strcat(sybenv, optarg);
putenv(sybenv);
break;
case 'z':
language = optarg;
break;
case 'A':
size = atoi(optarg);
break;
case 'D':
database_name = optarg;
break;
default:
errflg++;
break;
}
}
if (errflg) {
fprintf(stderr, "usage: fisql [-e] [-F] [-g] [-p] [-n] [-v] [-X] [-Y]\n");
fprintf(stderr, "\t[-c cmdend] [-D database_name] [-E editor]\n");
fprintf(stderr, "\t[-h headers] [-H hostname] [-i inputfile]\n");
fprintf(stderr, "\t[-I interfaces_file] [-J client character set]\n");
fprintf(stderr, "\t[-l login_timeout] [-m errorlevel]\n");
fprintf(stderr, "\t[-o outputfile]\n");
fprintf(stderr, "\t[-P password] [-s colseparator] [-S server]\n");
fprintf(stderr, "\t[-t timeout] [-U username] [-w columnwidth]\n");
fprintf(stderr, "\t[-y sybase_dir] [-z language]\n");
exit(EXIT_FAILURE);
}
if (!(isatty(fileno(stdin)))) {
no_prompt = 1;
rl_outstream = fopen("/dev/null", "rw");
}
rl_readline_name = "fisql";
rl_bind_key('\t', rl_insert);
if (password == NULL) {
password = (char *) xmalloc(READPASSPHRASE_MAXLEN);
readpassphrase("Password: "******"r", stdin) == NULL) {
/* XXX: sybase isql generates this error while parsing the options,
* but doesn't redirect the input until after the Password: prompt
*/
/* lack of newline for bug-compatibility with isql */
fprintf(stderr, "Unable to open input file '%s'.", optarg);
exit(EXIT_FAILURE);
}
}
if (output_filename) {
if (freopen(output_filename, "w", stdout) == NULL) {
/* XXX: sybase isql generates this error while parsing the options,
* but doesn't redirect the output until after the Password: prompt
*/
/* lack of newline for bug-compatibility with isql */
fprintf(stderr, "Unable to open output file '%s'.", output_filename);
exit(EXIT_FAILURE);
}
}
if (isatty(fileno(stdin))) {
rl_outstream = stdout;
}
dbinit();
#if 0
#ifdef DBVERSION_100
dbsetversion(DBVERSION_100);
#endif
#endif
if ((login = dblogin()) == NULL) {
reset_term();
exit(EXIT_FAILURE);
}
dbmsghandle(msg_handler);
dberrhandle(err_handler);
DBSETLAPP(login, "fisql");
if (username) {
DBSETLUSER(login, username);
}
DBSETLPWD(login, password);
memset(password, 0, strlen(password));
if (char_set) {
DBSETLCHARSET(login, char_set);
}
if (use_encryption) {
DBSETLENCRYPT(login, TRUE);
}
if (hostname) {
DBSETLHOST(login, hostname);
}
if (language) {
DBSETLNATLANG(login, language);
}
if (size) {
DBSETLPACKET(login, (short) size);
}
if (interfaces_filename) {
dbsetifile(interfaces_filename);
}
dbsettime(timeout);
if (logintime >= 0) {
dbsetlogintime(logintime);
}
if ((dbproc = dbopen(login, server)) == NULL) {
fprintf(stderr, "fisql: dbopen() failed.\n");
reset_term();
exit(EXIT_FAILURE);
}
dbsetopt(dbproc, DBPRLINESEP, lineseparator, strlen(lineseparator));
if (colseparator) {
dbsetopt(dbproc, DBPRCOLSEP, colseparator, strlen(colseparator));
}
if (columnwidth) {
dbsetopt(dbproc, DBPRLINELEN, columnwidth, 0);
}
if (chained_transactions) {
dbsetopt(dbproc, DBCHAINXACTS, NULL, 0);
}
if (fipsflagger) {
dbsetopt(dbproc, DBFIPSFLAG, NULL, 0);
}
if (perfstats) {
dbsetopt(dbproc, DBSTAT, "time", 0);
}
if (database_name) {
dbuse(dbproc, database_name);
}
while (1) {
if (sigsetjmp(restart, 1)) {
if (ibuf) {
for (i = 0; i < ibuflines; i++) {
free(ibuf[i]);
}
ibuflines = 0;
free(ibuf);
ibuf = NULL;
}
fputc('\n', stdout);
rl_on_new_line();
rl_reset_line_state();
}
dbcancel(dbproc);
signal(SIGINT, inactive_interrupt_handler);
ibuf = (char **) xmalloc(sizeof(char *));
ibuflines = 0;
while (1) {
if (no_prompt) {
foobuf[0] = '\0';
} else {
sprintf(foobuf, "%d>> ", ibuflines + 1);
}
line = readline(foobuf);
if (line == NULL) {
line = "exit";
}
for (cp = line; *cp && isspace((unsigned char) *cp); cp++)
continue;
if (*cp) {
add_history(line);
}
if (!(strncasecmp(line, "!!", 2))) {
int rv;
cp = line + 2;
switch (rv = system(cp)) {
case 0:
continue;
case -1:
fprintf(stderr,
"Failed to execute `%s'\n", cp);
continue;
default:
fprintf(stderr, "Command `%s' exited "
"with code %d\n", cp, rv);
continue;
}
}
/* XXX: isql off-by-one line count error for :r not duplicated */
if (!(strncasecmp(line, ":r", 2))) {
for (cp = line + 2; *cp && (isspace((unsigned char) *cp)); cp++)
continue;
tfn = cp;
for (; *cp && !(isspace((unsigned char) *cp)); cp++)
continue;
*cp = '\0';
if ((fp = fopen(tfn, "r")) == NULL) {
fprintf(stderr, "Operating system error: Failed to open %s.\n", tfn);
continue;
}
tmpfp = rl_instream;
tmpfp2 = rl_outstream;
rl_instream = fp;
rl_outstream = fopen("/dev/null", "w");
while ((line = readline("")) != NULL) {
ibuf[ibuflines++] = line;
ibuf = (char **) xrealloc(ibuf, (ibuflines + 1) * sizeof(char *));
}
rl_instream = tmpfp;
fclose(rl_outstream);
rl_outstream = tmpfp2;
fclose(fp);
fputc('\r', stdout);
fflush(stdout);
continue;
}
firstword = (char *) xmalloc((strlen(line) + 1) * sizeof(char));
strcpy(firstword, line);
for (cp = firstword; *cp; cp++) {
if (isspace((unsigned char) *cp)) {
*cp = '\0';
break;
}
}
if ((!(strcasecmp(firstword, "exit")))
|| (!(strcasecmp(firstword, "quit")))) {
reset_term();
dbexit();
exit(default_exit);
}
if (!(strcasecmp(firstword, "reset"))) {
for (i = 0; i < ibuflines; i++) {
free(ibuf[i]);
}
ibuflines = 0;
continue;
}
if (!(strcasecmp(firstword, cmdend))) {
if (ibuflines == 0) {
continue;
}
free(firstword);
break;
}
if ((!(strcasecmp(firstword, "vi")))
|| (!(strcasecmp(firstword, editor)))) {
int tmpfd;
strcpy(tmpfn, "/tmp/fisqlXXXXXX");
tmpfd = mkstemp(tmpfn);
if ((fp = fdopen(tmpfd, "w")) == NULL) {
perror("fisql");
reset_term();
dbexit();
exit(2);
}
if (ibuflines) {
for (i = 0; i < ibuflines; i++) {
fputs(ibuf[i], fp);
fputc('\n', fp);
free(ibuf[i]);
}
} else {
for (i = 0; ((sqlch = dbgetchar(dbproc, i)) != NULL); i++) {
fputc(*sqlch, fp);
}
}
fclose(fp);
if (!(strcmp(firstword, "vi"))) {
edit("vi", tmpfn);
} else {
edit(editor, tmpfn);
}
ibuflines = 0;
fp = fopen(tmpfn, "r");
tmpfp = rl_instream;
rl_instream = fp;
strcpy(foobuf, "1>> ");
while ((line = readline(foobuf)) != NULL) {
ibuf[ibuflines++] = line;
sprintf(foobuf, "%d>> ", ibuflines + 1);
ibuf = (char **) xrealloc(ibuf, (ibuflines + 1) * sizeof(char *));
}
rl_instream = tmpfp;
fclose(fp);
fputc('\r', stdout);
fflush(stdout);
unlink(tmpfn);
continue;
}
free(firstword);
ibuf[ibuflines++] = line;
ibuf = (char **) xrealloc(ibuf, (ibuflines + 1) * sizeof(char *));
}
dbfreebuf(dbproc);
for (i = 0; i < ibuflines; i++) {
if (echo) {
puts(ibuf[i]);
}
dbcmd(dbproc, ibuf[i]);
dbcmd(dbproc, "\n");
free(ibuf[i]);
}
free(ibuf);
ibuf = NULL;
signal(SIGINT, active_interrupt_handler);
dbsetinterrupt(dbproc, (void *) active_interrupt_pending, (void *) active_interrupt_servhandler);
if (dbsqlexec(dbproc) == SUCCEED) {
maybe_handle_active_interrupt();
while ((dbrc = dbresults(dbproc)) != NO_MORE_RESULTS) {
printedlines = 0;
#define USE_DBPRROW 0
#if USE_DBPRROW
dbprhead(dbproc);
dbprrow(dbproc);
#else
if ((dbrc == SUCCEED) && (DBROWS(dbproc) == SUCCEED)) {
prbuflen = dbspr1rowlen(dbproc);
prbuf = (char *) xmalloc(prbuflen * sizeof(char));
dbsprhead(dbproc, prbuf, prbuflen);
fputs(prbuf, stdout);
fputc('\n', stdout);
dbsprline(dbproc, prbuf, prbuflen, '-');
fputs(prbuf, stdout);
fputc('\n', stdout);
maybe_handle_active_interrupt();
while ((dbrc = dbnextrow(dbproc)) != NO_MORE_ROWS) {
if (dbrc == FAIL) {
break;
}
if (dbrc != REG_ROW) {
num_cols = dbnumalts(dbproc, dbrc);
for (selcol = col = 1; col <= num_cols; col++) {
colid = dbaltcolid(dbproc, dbrc, col);
while (selcol < colid) {
collen = get_printable_column_size(dbproc, selcol);
for (i = 0; i < collen; i++) {
putchar(' ');
}
selcol++;
printf("%s", colseparator);
}
opname = dbprtype(dbaltop(dbproc, dbrc, col));
printf("%s", opname);
collen = get_printable_column_size(dbproc, colid);
collen -= strlen(opname);
while (collen-- > 0) {
putchar(' ');
}
selcol++;
printf("%s", colseparator);
}
printf("%s", lineseparator);
for (selcol = col = 1; col <= num_cols; col++) {
colid = dbaltcolid(dbproc, dbrc, col);
while (selcol < colid) {
collen = get_printable_column_size(dbproc, selcol);
for (i = 0; i < collen; i++) {
putchar(' ');
}
selcol++;
printf("%s", colseparator);
}
collen = get_printable_column_size(dbproc, colid);
adash = '-';
for (i = 0; i < collen; i++) {
putchar(adash);
}
selcol++;
printf("%s", colseparator);
}
printf("%s", lineseparator);
for (selcol = col = 1; col <= num_cols; col++) {
colid = dbaltcolid(dbproc, dbrc, col);
while (selcol < colid) {
collen = get_printable_column_size(dbproc, selcol);
for (i = 0; i < collen; i++) {
putchar(' ');
}
selcol++;
printf("%s", colseparator);
}
convlen = dbconvert(dbproc,
dbalttype(dbproc, dbrc, col),
dbadata(dbproc, dbrc, col),
dbadlen(dbproc, dbrc, col),
SYBCHAR, (BYTE *) adbuf, sizeof(adbuf));
printf("%.*s", (int) convlen, adbuf);
collen = get_printable_column_size(dbproc, colid);
collen -= convlen;
while (collen-- > 0) {
putchar(' ');
}
selcol++;
printf("%s", colseparator);
}
printf("%s", lineseparator);
printedcompute = 1;
continue;
}
if (printedcompute || (headers && (printedlines >= headers)
&& ((printedlines % headers) == 0))) {
fputc('\n', stdout);
dbsprhead(dbproc, prbuf, prbuflen);
fputs(prbuf, stdout);
fputc('\n', stdout);
dbsprline(dbproc, prbuf, prbuflen, '-');
fputs(prbuf, stdout);
fputc('\n', stdout);
printedcompute = 0;
}
printedlines++;
dbspr1row(dbproc, prbuf, prbuflen);
fputs(prbuf, stdout);
fputc('\n', stdout);
maybe_handle_active_interrupt();
}
fputc('\n', stdout);
free(prbuf);
maybe_handle_active_interrupt();
}
#endif
if (dbrc != FAIL) {
if ((DBCOUNT(dbproc) >= 0) || dbhasretstat(dbproc)) {
if (DBCOUNT(dbproc) >= 0) {
fprintf(stdout, "(%d rows affected", (int) DBCOUNT(dbproc));
if (dbhasretstat(dbproc)) {
dbrc = dbretstatus(dbproc);
fprintf(stdout, ", return status = %d", dbrc);
}
fprintf(stdout, ")\n");
} else {
if (dbhasretstat(dbproc)) {
dbrc = dbretstatus(dbproc);
fprintf(stdout, "(return status = %d)\n", dbrc);
}
}
}
}
}
} else {
/* Something failed, so change the default
* exit status to reflect that.
*/
default_exit = EXIT_FAILURE;
}
}
reset_term();
dbexit();
exit(EXIT_FAILURE);
return (0);
}
