#include "apr.h"
#include "apr_strings.h"
#include "apr_lib.h"
#define APR_WANT_STDIO
#define APR_WANT_STRFUNC
#include "apr_want.h"
#if APR_HAVE_UNISTD_H
#include <unistd.h>
#endif
#if APR_HAVE_PROCESS_H
#include <process.h>
#endif
#if APR_HAVE_NETDB_H
#include <netdb.h>
#endif
#include "ap_config.h"
#include "apr_base64.h"
#include "httpd.h"
#include "http_main.h"
#include "http_log.h"
#include "http_protocol.h"
#include "http_config.h"
#include "http_core.h"
#include "util_ebcdic.h"
#include "util_varbuf.h"
#ifdef HAVE_PWD_H
#include <pwd.h>
#endif
#ifdef HAVE_GRP_H
#include <grp.h>
#endif
#ifdef HAVE_SYS_LOADAVG_H
#include <sys/loadavg.h>
#endif
#include "ap_mpm.h"
#include "test_char.h"
#define TEST_CHAR(c, f) (test_char_table[(unsigned char)(c)] & (f))
#ifdef CASE_BLIND_FILESYSTEM
#define IS_SLASH(s) ((s == '/') || (s == '\\'))
#define SLASHES "/\\"
#else
#define IS_SLASH(s) (s == '/')
#define SLASHES "/"
#endif
#undef APLOG_MODULE_INDEX
#define APLOG_MODULE_INDEX AP_CORE_MODULE_INDEX
AP_DECLARE(char *) ap_field_noparam(apr_pool_t *p, const char *intype)
{
const char *semi;
if (intype == NULL) return NULL;
semi = ap_strchr_c(intype, ';');
if (semi == NULL) {
return apr_pstrdup(p, intype);
}
else {
while ((semi > intype) && apr_isspace(semi[-1])) {
semi--;
}
return apr_pstrmemdup(p, intype, semi - intype);
}
}
AP_DECLARE(char *) ap_ht_time(apr_pool_t *p, apr_time_t t, const char *fmt,
int gmt)
{
apr_size_t retcode;
char ts[MAX_STRING_LEN];
char tf[MAX_STRING_LEN];
apr_time_exp_t xt;
if (gmt) {
const char *f;
char *strp;
apr_time_exp_gmt(&xt, t);
for(strp = tf, f = fmt; strp < tf + sizeof(tf) - 6 && (*strp = *f)
; f++, strp++) {
if (*f != '%') continue;
switch (f[1]) {
case '%':
*++strp = *++f;
break;
case 'Z':
*strp++ = 'G';
*strp++ = 'M';
*strp = 'T';
f++;
break;
case 'z':
*strp++ = '+';
*strp++ = '0';
*strp++ = '0';
*strp++ = '0';
*strp = '0';
f++;
break;
}
}
*strp = '\0';
fmt = tf;
}
else {
apr_time_exp_lt(&xt, t);
}
apr_strftime(ts, &retcode, MAX_STRING_LEN, fmt, &xt);
ts[MAX_STRING_LEN - 1] = '\0';
return apr_pstrdup(p, ts);
}
AP_DECLARE(int) ap_strcmp_match(const char *str, const char *expected)
{
int x, y;
for (x = 0, y = 0; expected[y]; ++y, ++x) {
if ((!str[x]) && (expected[y] != '*'))
return -1;
if (expected[y] == '*') {
while (expected[++y] == '*');
if (!expected[y])
return 0;
while (str[x]) {
int ret;
if ((ret = ap_strcmp_match(&str[x++], &expected[y])) != 1)
return ret;
}
return -1;
}
else if ((expected[y] != '?') && (str[x] != expected[y]))
return 1;
}
return (str[x] != '\0');
}
AP_DECLARE(int) ap_strcasecmp_match(const char *str, const char *expected)
{
int x, y;
for (x = 0, y = 0; expected[y]; ++y, ++x) {
if (!str[x] && expected[y] != '*')
return -1;
if (expected[y] == '*') {
while (expected[++y] == '*');
if (!expected[y])
return 0;
while (str[x]) {
int ret;
if ((ret = ap_strcasecmp_match(&str[x++], &expected[y])) != 1)
return ret;
}
return -1;
}
else if (expected[y] != '?'
&& apr_tolower(str[x]) != apr_tolower(expected[y]))
return 1;
}
return (str[x] != '\0');
}
AP_DECLARE(int) ap_os_is_path_absolute(apr_pool_t *p, const char *dir)
{
const char *newpath;
const char *ourdir = dir;
if (apr_filepath_root(&newpath, &dir, 0, p) != APR_SUCCESS
|| strncmp(newpath, ourdir, strlen(newpath)) != 0) {
return 0;
}
return 1;
}
AP_DECLARE(int) ap_is_matchexp(const char *str)
{
int x;
for (x = 0; str[x]; x++)
if ((str[x] == '*') || (str[x] == '?'))
return 1;
return 0;
}
static apr_status_t regex_cleanup(void *preg)
{
ap_regfree((ap_regex_t *) preg);
return APR_SUCCESS;
}
AP_DECLARE(ap_regex_t *) ap_pregcomp(apr_pool_t *p, const char *pattern,
int cflags)
{
ap_regex_t *preg = apr_palloc(p, sizeof *preg);
int err = ap_regcomp(preg, pattern, cflags);
if (err) {
if (err == AP_REG_ESPACE)
ap_abort_on_oom();
return NULL;
}
apr_pool_cleanup_register(p, (void *) preg, regex_cleanup,
apr_pool_cleanup_null);
return preg;
}
AP_DECLARE(void) ap_pregfree(apr_pool_t *p, ap_regex_t *reg)
{
ap_regfree(reg);
apr_pool_cleanup_kill(p, (void *) reg, regex_cleanup);
}
AP_DECLARE(char *) ap_strcasestr(const char *s1, const char *s2)
{
char *p1, *p2;
if (*s2 == '\0') {
return((char *)s1);
}
while(1) {
for ( ; (*s1 != '\0') && (apr_tolower(*s1) != apr_tolower(*s2)); s1++);
if (*s1 == '\0') {
return(NULL);
}
p1 = (char *)s1;
p2 = (char *)s2;
for (++p1, ++p2; apr_tolower(*p1) == apr_tolower(*p2); ++p1, ++p2) {
if (*p1 == '\0') {
return((char *)s1);
}
}
if (*p2 == '\0') {
break;
}
s1++;
}
return((char *)s1);
}
AP_DECLARE(const char *) ap_stripprefix(const char *bigstring,
const char *prefix)
{
const char *p1;
if (*prefix == '\0')
return bigstring;
p1 = bigstring;
while (*p1 && *prefix) {
if (*p1++ != *prefix++)
return bigstring;
}
if (*prefix == '\0')
return p1;
return bigstring;
}
static apr_status_t regsub_core(apr_pool_t *p, char **result,
struct ap_varbuf *vb, const char *input,
const char *source, apr_size_t nmatch,
ap_regmatch_t pmatch[], apr_size_t maxlen)
{
const char *src = input;
char *dst;
char c;
apr_size_t no;
apr_size_t len = 0;
AP_DEBUG_ASSERT((result && p && !vb) || (vb && !p && !result));
if (!source || nmatch>AP_MAX_REG_MATCH)
return APR_EINVAL;
if (!nmatch) {
len = strlen(src);
if (maxlen > 0 && len >= maxlen)
return APR_ENOMEM;
if (!vb) {
*result = apr_pstrmemdup(p, src, len);
return APR_SUCCESS;
}
else {
ap_varbuf_strmemcat(vb, src, len);
return APR_SUCCESS;
}
}
while ((c = *src++) != '\0') {
if (c == '$' && apr_isdigit(*src))
no = *src++ - '0';
else
no = AP_MAX_REG_MATCH;
if (no >= AP_MAX_REG_MATCH) {
if (c == '\\' && *src)
src++;
len++;
}
else if (no < nmatch && pmatch[no].rm_so < pmatch[no].rm_eo) {
if (APR_SIZE_MAX - len <= pmatch[no].rm_eo - pmatch[no].rm_so)
return APR_ENOMEM;
len += pmatch[no].rm_eo - pmatch[no].rm_so;
}
}
if (len >= maxlen && maxlen > 0)
return APR_ENOMEM;
if (!vb) {
*result = dst = apr_palloc(p, len + 1);
}
else {
if (vb->strlen == AP_VARBUF_UNKNOWN)
vb->strlen = strlen(vb->buf);
ap_varbuf_grow(vb, vb->strlen + len);
dst = vb->buf + vb->strlen;
vb->strlen += len;
}
src = input;
while ((c = *src++) != '\0') {
if (c == '$' && apr_isdigit(*src))
no = *src++ - '0';
else
no = AP_MAX_REG_MATCH;
if (no >= AP_MAX_REG_MATCH) {
if (c == '\\' && *src)
c = *src++;
*dst++ = c;
}
else if (no < nmatch && pmatch[no].rm_so < pmatch[no].rm_eo) {
len = pmatch[no].rm_eo - pmatch[no].rm_so;
memcpy(dst, source + pmatch[no].rm_so, len);
dst += len;
}
}
*dst = '\0';
return APR_SUCCESS;
}
#ifndef AP_PREGSUB_MAXLEN
#define AP_PREGSUB_MAXLEN (HUGE_STRING_LEN * 8)
#endif
AP_DECLARE(char *) ap_pregsub(apr_pool_t *p, const char *input,
const char *source, apr_size_t nmatch,
ap_regmatch_t pmatch[])
{
char *result;
apr_status_t rc = regsub_core(p, &result, NULL, input, source, nmatch,
pmatch, AP_PREGSUB_MAXLEN);
if (rc != APR_SUCCESS)
result = NULL;
return result;
}
AP_DECLARE(apr_status_t) ap_pregsub_ex(apr_pool_t *p, char **result,
const char *input, const char *source,
apr_size_t nmatch, ap_regmatch_t pmatch[],
apr_size_t maxlen)
{
apr_status_t rc = regsub_core(p, result, NULL, input, source, nmatch,
pmatch, maxlen);
if (rc != APR_SUCCESS)
*result = NULL;
return rc;
}
AP_DECLARE(void) ap_getparents(char *name)
{
char *next;
int l, w, first_dot;
for (next = name; *next && (*next != '.'); next++) {
}
l = w = first_dot = next - name;
while (name[l] != '\0') {
if (name[l] == '.' && IS_SLASH(name[l + 1])
&& (l == 0 || IS_SLASH(name[l - 1])))
l += 2;
else
name[w++] = name[l++];
}
if (w == 1 && name[0] == '.')
w--;
else if (w > 1 && name[w - 1] == '.' && IS_SLASH(name[w - 2]))
w--;
name[w] = '\0';
l = first_dot;
while (name[l] != '\0') {
if (name[l] == '.' && name[l + 1] == '.' && IS_SLASH(name[l + 2])
&& (l == 0 || IS_SLASH(name[l - 1]))) {
int m = l + 3, n;
l = l - 2;
if (l >= 0) {
while (l >= 0 && !IS_SLASH(name[l]))
l--;
l++;
}
else
l = 0;
n = l;
while ((name[n] = name[m]))
(++n, ++m);
}
else
++l;
}
if (l == 2 && name[0] == '.' && name[1] == '.')
name[0] = '\0';
else if (l > 2 && name[l - 1] == '.' && name[l - 2] == '.'
&& IS_SLASH(name[l - 3])) {
l = l - 4;
if (l >= 0) {
while (l >= 0 && !IS_SLASH(name[l]))
l--;
l++;
}
else
l = 0;
name[l] = '\0';
}
}
AP_DECLARE(void) ap_no2slash(char *name)
{
char *d, *s;
s = d = name;
#ifdef HAVE_UNC_PATHS
if (s[0] == '/' && s[1] == '/')
*d++ = *s++;
#endif
while (*s) {
if ((*d++ = *s) == '/') {
do {
++s;
} while (*s == '/');
}
else {
++s;
}
}
*d = '\0';
}
AP_DECLARE(char *) ap_make_dirstr_prefix(char *d, const char *s, int n)
{
if (n < 1) {
*d = '/';
*++d = '\0';
return (d);
}
for (;;) {
if (*s == '\0' || (*s == '/' && (--n) == 0)) {
*d = '/';
break;
}
*d++ = *s++;
}
*++d = 0;
return (d);
}
AP_DECLARE(char *) ap_make_dirstr_parent(apr_pool_t *p, const char *s)
{
const char *last_slash = ap_strrchr_c(s, '/');
char *d;
int l;
if (last_slash == NULL) {
return apr_pstrdup(p, "");
}
l = (last_slash - s) + 1;
d = apr_pstrmemdup(p, s, l);
return (d);
}
AP_DECLARE(int) ap_count_dirs(const char *path)
{
int x, n;
for (x = 0, n = 0; path[x]; x++)
if (path[x] == '/')
n++;
return n;
}
AP_DECLARE(char *) ap_getword_nc(apr_pool_t *atrans, char **line, char stop)
{
return ap_getword(atrans, (const char **) line, stop);
}
AP_DECLARE(char *) ap_getword(apr_pool_t *atrans, const char **line, char stop)
{
const char *pos = *line;
int len;
char *res;
while ((*pos != stop) && *pos) {
++pos;
}
len = pos - *line;
res = apr_pstrmemdup(atrans, *line, len);
if (stop) {
while (*pos == stop) {
++pos;
}
}
*line = pos;
return res;
}
AP_DECLARE(char *) ap_getword_white_nc(apr_pool_t *atrans, char **line)
{
return ap_getword_white(atrans, (const char **) line);
}
AP_DECLARE(char *) ap_getword_white(apr_pool_t *atrans, const char **line)
{
const char *pos = *line;
int len;
char *res;
while (!apr_isspace(*pos) && *pos) {
++pos;
}
len = pos - *line;
res = apr_pstrmemdup(atrans, *line, len);
while (apr_isspace(*pos)) {
++pos;
}
*line = pos;
return res;
}
AP_DECLARE(char *) ap_getword_nulls_nc(apr_pool_t *atrans, char **line,
char stop)
{
return ap_getword_nulls(atrans, (const char **) line, stop);
}
AP_DECLARE(char *) ap_getword_nulls(apr_pool_t *atrans, const char **line,
char stop)
{
const char *pos = ap_strchr_c(*line, stop);
char *res;
if (!pos) {
apr_size_t len = strlen(*line);
res = apr_pstrmemdup(atrans, *line, len);
*line += len;
return res;
}
res = apr_pstrmemdup(atrans, *line, pos - *line);
++pos;
*line = pos;
return res;
}
static char *substring_conf(apr_pool_t *p, const char *start, int len,
char quote)
{
char *result = apr_palloc(p, len + 1);
char *resp = result;
int i;
for (i = 0; i < len; ++i) {
if (start[i] == '\\' && (start[i + 1] == '\\'
|| (quote && start[i + 1] == quote)))
*resp++ = start[++i];
else
*resp++ = start[i];
}
*resp++ = '\0';
#if RESOLVE_ENV_PER_TOKEN
return (char *)ap_resolve_env(p,result);
#else
return result;
#endif
}
AP_DECLARE(char *) ap_getword_conf_nc(apr_pool_t *p, char **line)
{
return ap_getword_conf(p, (const char **) line);
}
AP_DECLARE(char *) ap_getword_conf(apr_pool_t *p, const char **line)
{
const char *str = *line, *strend;
char *res;
char quote;
while (apr_isspace(*str))
++str;
if (!*str) {
*line = str;
return "";
}
if ((quote = *str) == '"' || quote == '\'') {
strend = str + 1;
while (*strend && *strend != quote) {
if (*strend == '\\' && strend[1] &&
(strend[1] == quote || strend[1] == '\\')) {
strend += 2;
}
else {
++strend;
}
}
res = substring_conf(p, str + 1, strend - str - 1, quote);
if (*strend == quote)
++strend;
}
else {
strend = str;
while (*strend && !apr_isspace(*strend))
++strend;
res = substring_conf(p, str, strend - str, 0);
}
while (apr_isspace(*strend))
++strend;
*line = strend;
return res;
}
AP_DECLARE(char *) ap_getword_conf2_nc(apr_pool_t *p, char **line)
{
return ap_getword_conf2(p, (const char **) line);
}
AP_DECLARE(char *) ap_getword_conf2(apr_pool_t *p, const char **line)
{
const char *str = *line, *strend;
char *res;
char quote;
int count = 1;
while (apr_isspace(*str))
++str;
if (!*str) {
*line = str;
return "";
}
if ((quote = *str) == '"' || quote == '\'')
return ap_getword_conf(p, line);
if (quote == '{') {
strend = str + 1;
while (*strend) {
if (*strend == '}' && !--count)
break;
if (*strend == '{')
++count;
if (*strend == '\\' && strend[1] && strend[1] == '\\') {
++strend;
}
++strend;
}
res = substring_conf(p, str + 1, strend - str - 1, 0);
if (*strend == '}')
++strend;
}
else {
strend = str;
while (*strend && !apr_isspace(*strend))
++strend;
res = substring_conf(p, str, strend - str, 0);
}
while (apr_isspace(*strend))
++strend;
*line = strend;
return res;
}
AP_DECLARE(int) ap_cfg_closefile(ap_configfile_t *cfp)
{
#ifdef DEBUG
ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, NULL, APLOGNO(00551)
"Done with config file %s", cfp->name);
#endif
return (cfp->close == NULL) ? 0 : cfp->close(cfp->param);
}
static apr_status_t cfg_close(void *param)
{
return apr_file_close(param);
}
static apr_status_t cfg_getch(char *ch, void *param)
{
return apr_file_getc(ch, param);
}
static apr_status_t cfg_getstr(void *buf, apr_size_t bufsiz, void *param)
{
return apr_file_gets(buf, bufsiz, param);
}
AP_DECLARE(apr_status_t) ap_pcfg_openfile(ap_configfile_t **ret_cfg,
apr_pool_t *p, const char *name)
{
ap_configfile_t *new_cfg;
apr_file_t *file = NULL;
apr_finfo_t finfo;
apr_status_t status;
#ifdef DEBUG
char buf[120];
#endif
if (name == NULL) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, NULL, APLOGNO(00552)
"Internal error: pcfg_openfile() called with NULL filename");
return APR_EBADF;
}
status = apr_file_open(&file, name, APR_READ | APR_BUFFERED,
APR_OS_DEFAULT, p);
#ifdef DEBUG
ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, NULL, APLOGNO(00553)
"Opening config file %s (%s)",
name, (status != APR_SUCCESS) ?
apr_strerror(status, buf, sizeof(buf)) : "successful");
#endif
if (status != APR_SUCCESS)
return status;
status = apr_file_info_get(&finfo, APR_FINFO_TYPE, file);
if (status != APR_SUCCESS)
return status;
if (finfo.filetype != APR_REG &&
#if defined(WIN32) || defined(OS2) || defined(NETWARE)
strcasecmp(apr_filepath_name_get(name), "nul") != 0) {
#else
strcmp(name, "/dev/null") != 0) {
#endif
ap_log_error(APLOG_MARK, APLOG_ERR, 0, NULL, APLOGNO(00554)
"Access to file %s denied by server: not a regular file",
name);
apr_file_close(file);
return APR_EBADF;
}
#ifdef WIN32
{
unsigned char buf[4];
apr_size_t len = 3;
status = apr_file_read(file, buf, &len);
if ((status != APR_SUCCESS) || (len < 3)
|| memcmp(buf, "\xEF\xBB\xBF", 3) != 0) {
apr_off_t zero = 0;
apr_file_seek(file, APR_SET, &zero);
}
}
#endif
new_cfg = apr_palloc(p, sizeof(*new_cfg));
new_cfg->param = file;
new_cfg->name = apr_pstrdup(p, name);
new_cfg->getch = cfg_getch;
new_cfg->getstr = cfg_getstr;
new_cfg->close = cfg_close;
new_cfg->line_number = 0;
*ret_cfg = new_cfg;
return APR_SUCCESS;
}
AP_DECLARE(ap_configfile_t *) ap_pcfg_open_custom(
apr_pool_t *p, const char *descr, void *param,
apr_status_t (*getc_func) (char *ch, void *param),
apr_status_t (*gets_func) (void *buf, apr_size_t bufsize, void *param),
apr_status_t (*close_func) (void *param))
{
ap_configfile_t *new_cfg = apr_palloc(p, sizeof(*new_cfg));
new_cfg->param = param;
new_cfg->name = descr;
new_cfg->getch = getc_func;
new_cfg->getstr = gets_func;
new_cfg->close = close_func;
new_cfg->line_number = 0;
return new_cfg;
}
AP_DECLARE(apr_status_t) ap_cfg_getc(char *ch, ap_configfile_t *cfp)
{
apr_status_t rc = cfp->getch(ch, cfp->param);
if (rc == APR_SUCCESS && *ch == LF)
++cfp->line_number;
return rc;
}
AP_DECLARE(const char *) ap_pcfg_strerror(apr_pool_t *p, ap_configfile_t *cfp,
apr_status_t rc)
{
if (rc == APR_SUCCESS)
return NULL;
if (rc == APR_ENOSPC)
return apr_psprintf(p, "Error reading %s at line %d: Line too long",
cfp->name, cfp->line_number);
return apr_psprintf(p, "Error reading %s at line %d: %pm",
cfp->name, cfp->line_number, &rc);
}
static apr_status_t ap_cfg_getline_core(char *buf, apr_size_t bufsize,
apr_size_t offset, ap_configfile_t *cfp)
{
apr_status_t rc;
if (cfp->getstr != NULL) {
char *cp;
char *cbuf = buf + offset;
apr_size_t cbufsize = bufsize - offset;
while (1) {
++cfp->line_number;
rc = cfp->getstr(cbuf, cbufsize, cfp->param);
if (rc == APR_EOF) {
if (cbuf != buf + offset) {
*cbuf = '\0';
break;
}
else {
return APR_EOF;
}
}
if (rc != APR_SUCCESS) {
return rc;
}
cp = cbuf;
cp += strlen(cp);
if (cp > buf && cp[-1] == LF) {
cp--;
if (cp > buf && cp[-1] == CR)
cp--;
if (cp > buf && cp[-1] == '\\') {
cp--;
cbufsize -= (cp-cbuf);
cbuf = cp;
continue;
}
}
else if (cp - buf >= bufsize - 1) {
return APR_ENOSPC;
}
break;
}
} else {
apr_size_t i = offset;
if (bufsize < 2) {
return APR_EINVAL;
}
buf[offset] = '\0';
while (1) {
char c;
rc = cfp->getch(&c, cfp->param);
if (rc == APR_EOF) {
if (i > offset)
break;
else
return APR_EOF;
}
if (rc != APR_SUCCESS)
return rc;
if (c == LF) {
++cfp->line_number;
if (i > 0 && buf[i-1] == '\\') {
i--;
continue;
}
else {
break;
}
}
buf[i] = c;
++i;
if (i >= bufsize - 1) {
return APR_ENOSPC;
}
}
buf[i] = '\0';
}
return APR_SUCCESS;
}
static int cfg_trim_line(char *buf)
{
char *start, *end;
start = buf;
while (apr_isspace(*start))
++start;
end = &start[strlen(start)];
while (--end >= start && apr_isspace(*end))
*end = '\0';
if (start != buf)
memmove(buf, start, end - start + 2);
#ifdef DEBUG_CFG_LINES
ap_log_error(APLOG_MARK, APLOG_NOTICE, 0, NULL, APLOGNO(00555) "Read config: '%s'", buf);
#endif
return end - start + 1;
}
AP_DECLARE(apr_status_t) ap_cfg_getline(char *buf, apr_size_t bufsize,
ap_configfile_t *cfp)
{
apr_status_t rc = ap_cfg_getline_core(buf, bufsize, 0, cfp);
if (rc == APR_SUCCESS)
cfg_trim_line(buf);
return rc;
}
AP_DECLARE(apr_status_t) ap_varbuf_cfg_getline(struct ap_varbuf *vb,
ap_configfile_t *cfp,
apr_size_t max_len)
{
apr_status_t rc;
apr_size_t new_len;
vb->strlen = 0;
*vb->buf = '\0';
if (vb->strlen == AP_VARBUF_UNKNOWN)
vb->strlen = strlen(vb->buf);
if (vb->avail - vb->strlen < 3) {
new_len = vb->avail * 2;
if (new_len > max_len)
new_len = max_len;
else if (new_len < 3)
new_len = 3;
ap_varbuf_grow(vb, new_len);
}
for (;;) {
rc = ap_cfg_getline_core(vb->buf, vb->avail, vb->strlen, cfp);
if (rc == APR_ENOSPC || rc == APR_SUCCESS)
vb->strlen += strlen(vb->buf + vb->strlen);
if (rc != APR_ENOSPC)
break;
if (vb->avail >= max_len)
return APR_ENOSPC;
new_len = vb->avail * 2;
if (new_len > max_len)
new_len = max_len;
ap_varbuf_grow(vb, new_len);
--cfp->line_number;
}
if (vb->strlen > max_len)
return APR_ENOSPC;
if (rc == APR_SUCCESS)
vb->strlen = cfg_trim_line(vb->buf);
return rc;
}
AP_DECLARE(const char *) ap_size_list_item(const char **field, int *len)
{
const unsigned char *ptr = (const unsigned char *)*field;
const unsigned char *token;
int in_qpair, in_qstr, in_com;
while (*ptr == ',' || apr_isspace(*ptr))
++ptr;
token = ptr;
for (in_qpair = in_qstr = in_com = 0;
*ptr && (in_qpair || in_qstr || in_com || *ptr != ',');
++ptr) {
if (in_qpair) {
in_qpair = 0;
}
else {
switch (*ptr) {
case '\\': in_qpair = 1;
break;
case '"' : if (!in_com)
in_qstr = !in_qstr;
break;
case '(' : if (!in_qstr)
++in_com;
break;
case ')' : if (in_com)
--in_com;
break;
default : break;
}
}
}
if ((*len = (ptr - token)) == 0) {
*field = (const char *)ptr;
return NULL;
}
while (*ptr == ',' || apr_isspace(*ptr))
++ptr;
*field = (const char *)ptr;
return (const char *)token;
}
AP_DECLARE(char *) ap_get_list_item(apr_pool_t *p, const char **field)
{
const char *tok_start;
const unsigned char *ptr;
unsigned char *pos;
char *token;
int addspace = 0, in_qpair = 0, in_qstr = 0, in_com = 0, tok_len = 0;
if ((tok_start = ap_size_list_item(field, &tok_len)) == NULL) {
return NULL;
}
token = apr_palloc(p, tok_len + 1);
for (ptr = (const unsigned char *)tok_start, pos = (unsigned char *)token;
*ptr && (in_qpair || in_qstr || in_com || *ptr != ',');
++ptr) {
if (in_qpair) {
in_qpair = 0;
*pos++ = *ptr;
}
else {
switch (*ptr) {
case '\\': in_qpair = 1;
if (addspace == 1)
*pos++ = ' ';
*pos++ = *ptr;
addspace = 0;
break;
case '"' : if (!in_com)
in_qstr = !in_qstr;
if (addspace == 1)
*pos++ = ' ';
*pos++ = *ptr;
addspace = 0;
break;
case '(' : if (!in_qstr)
++in_com;
if (addspace == 1)
*pos++ = ' ';
*pos++ = *ptr;
addspace = 0;
break;
case ')' : if (in_com)
--in_com;
*pos++ = *ptr;
addspace = 0;
break;
case ' ' :
case '\t': if (addspace)
break;
if (in_com || in_qstr)
*pos++ = *ptr;
else
addspace = 1;
break;
case '=' :
case '/' :
case ';' : if (!(in_com || in_qstr))
addspace = -1;
*pos++ = *ptr;
break;
default : if (addspace == 1)
*pos++ = ' ';
*pos++ = (in_com || in_qstr) ? *ptr
: apr_tolower(*ptr);
addspace = 0;
break;
}
}
}
*pos = '\0';
return token;
}
typedef enum ap_etag_e {
AP_ETAG_NONE,
AP_ETAG_WEAK,
AP_ETAG_STRONG
} ap_etag_e;
static int find_list_item(apr_pool_t *p, const char *line,
const char *tok, ap_etag_e type)
{
const unsigned char *pos;
const unsigned char *ptr = (const unsigned char *)line;
int good = 0, addspace = 0, in_qpair = 0, in_qstr = 0, in_com = 0;
if (!line || !tok) {
return 0;
}
if (type == AP_ETAG_STRONG && *tok != '\"') {
return 0;
}
if (type == AP_ETAG_WEAK) {
if (*tok == 'W' && (*(tok+1)) == '/' && (*(tok+2)) == '\"') {
tok += 2;
}
else if (*tok != '\"') {
return 0;
}
}
do {
while (*ptr == ',' || apr_isspace(*ptr)) {
++ptr;
}
if (type == AP_ETAG_STRONG && *ptr != '\"') {
break;
}
if (type == AP_ETAG_WEAK) {
if (*ptr == 'W' && (*(ptr+1)) == '/' && (*(ptr+2)) == '\"') {
ptr += 2;
}
else if (*ptr != '\"') {
break;
}
}
if (*ptr)
good = 1;
else
break;
for (pos = (const unsigned char *)tok;
*ptr && (in_qpair || in_qstr || in_com || *ptr != ',');
++ptr) {
if (in_qpair) {
in_qpair = 0;
if (good)
good = (*pos++ == *ptr);
}
else {
switch (*ptr) {
case '\\': in_qpair = 1;
if (addspace == 1)
good = good && (*pos++ == ' ');
good = good && (*pos++ == *ptr);
addspace = 0;
break;
case '"' : if (!in_com)
in_qstr = !in_qstr;
if (addspace == 1)
good = good && (*pos++ == ' ');
good = good && (*pos++ == *ptr);
addspace = 0;
break;
case '(' : if (!in_qstr)
++in_com;
if (addspace == 1)
good = good && (*pos++ == ' ');
good = good && (*pos++ == *ptr);
addspace = 0;
break;
case ')' : if (in_com)
--in_com;
good = good && (*pos++ == *ptr);
addspace = 0;
break;
case ' ' :
case '\t': if (addspace || !good)
break;
if (in_com || in_qstr)
good = (*pos++ == *ptr);
else
addspace = 1;
break;
case '=' :
case '/' :
case ';' : if (!(in_com || in_qstr))
addspace = -1;
good = good && (*pos++ == *ptr);
break;
default : if (!good)
break;
if (addspace == 1)
good = (*pos++ == ' ');
if (in_com || in_qstr)
good = good && (*pos++ == *ptr);
else
good = good
&& (apr_tolower(*pos++) == apr_tolower(*ptr));
addspace = 0;
break;
}
}
}
if (good && *pos)
good = 0;
} while (*ptr && !good);
return good;
}
AP_DECLARE(int) ap_find_list_item(apr_pool_t *p, const char *line,
const char *tok)
{
return find_list_item(p, line, tok, AP_ETAG_NONE);
}
AP_DECLARE(int) ap_find_etag_strong(apr_pool_t *p, const char *line,
const char *tok)
{
return find_list_item(p, line, tok, AP_ETAG_STRONG);
}
AP_DECLARE(int) ap_find_etag_weak(apr_pool_t *p, const char *line,
const char *tok)
{
return find_list_item(p, line, tok, AP_ETAG_WEAK);
}
AP_DECLARE(const char *) ap_parse_token_list_strict(apr_pool_t *p,
const char *str_in,
apr_array_header_t **tokens,
int skip_invalid)
{
int in_leading_space = 1;
int in_trailing_space = 0;
int string_end = 0;
const char *tok_begin;
const char *cur;
if (!str_in) {
return NULL;
}
tok_begin = cur = str_in;
while (!string_end) {
const unsigned char c = (unsigned char)*cur;
if (!TEST_CHAR(c, T_HTTP_TOKEN_STOP)) {
in_leading_space = 0;
if (in_trailing_space) {
return "Encountered illegal whitespace in token";
}
}
else if (c == ' ' || c == '\t') {
if (in_leading_space) {
++tok_begin;
}
else {
++in_trailing_space;
}
}
else if (c == ',' || c == '\0') {
if (!in_leading_space) {
if (*tokens == NULL) {
*tokens = apr_array_make(p, 4, sizeof(char *));
}
APR_ARRAY_PUSH(*tokens, char *) =
apr_pstrmemdup((*tokens)->pool, tok_begin,
(cur - tok_begin) - in_trailing_space);
}
tok_begin = cur + 1;
in_leading_space = 1;
in_trailing_space = 0;
string_end = (c == '\0');
}
else {
if (skip_invalid) {
const char *temp;
temp = ap_strchr_c(cur, ',');
if(!temp) {
temp = ap_strchr_c(cur, '\0');
}
cur = temp - 1;
in_leading_space = 1;
in_trailing_space = 0;
}
else {
return apr_psprintf(p, "Encountered illegal separator "
"'\\x%.2x'", (unsigned int)c);
}
}
++cur;
}
return NULL;
}
AP_DECLARE(const char *) ap_scan_http_field_content(const char *ptr)
{
for ( ; !TEST_CHAR(*ptr, T_HTTP_CTRLS); ++ptr) ;
return ptr;
}
AP_DECLARE(const char *) ap_scan_http_token(const char *ptr)
{
for ( ; !TEST_CHAR(*ptr, T_HTTP_TOKEN_STOP); ++ptr) ;
return ptr;
}
AP_DECLARE(const char *) ap_scan_vchar_obstext(const char *ptr)
{
for ( ; TEST_CHAR(*ptr, T_VCHAR_OBSTEXT); ++ptr) ;
return ptr;
}
AP_DECLARE(char *) ap_get_token(apr_pool_t *p, const char **accept_line,
int accept_white)
{
const char *ptr = *accept_line;
const char *tok_start;
char *token;
while (apr_isspace(*ptr))
++ptr;
tok_start = ptr;
while (*ptr && (accept_white || !apr_isspace(*ptr))
&& *ptr != ';' && *ptr != ',') {
if (*ptr++ == '"')
while (*ptr)
if (*ptr++ == '"')
break;
}
token = apr_pstrmemdup(p, tok_start, ptr - tok_start);
while (apr_isspace(*ptr))
++ptr;
*accept_line = ptr;
return token;
}
AP_DECLARE(int) ap_find_token(apr_pool_t *p, const char *line, const char *tok)
{
const unsigned char *start_token;
const unsigned char *s;
if (!line)
return 0;
s = (const unsigned char *)line;
for (;;) {
while (*s && TEST_CHAR(*s, T_HTTP_TOKEN_STOP)) {
++s;
}
if (!*s) {
return 0;
}
start_token = s;
while (*s && !TEST_CHAR(*s, T_HTTP_TOKEN_STOP)) {
++s;
}
if (!strncasecmp((const char *)start_token, (const char *)tok,
s - start_token)) {
return 1;
}
if (!*s) {
return 0;
}
}
}
AP_DECLARE(int) ap_find_last_token(apr_pool_t *p, const char *line,
const char *tok)
{
int llen, tlen, lidx;
if (!line)
return 0;
llen = strlen(line);
tlen = strlen(tok);
lidx = llen - tlen;
if (lidx < 0 ||
(lidx > 0 && !(apr_isspace(line[lidx - 1]) || line[lidx - 1] == ',')))
return 0;
return (strncasecmp(&line[lidx], tok, tlen) == 0);
}
AP_DECLARE(char *) ap_escape_shell_cmd(apr_pool_t *p, const char *str)
{
char *cmd;
unsigned char *d;
const unsigned char *s;
cmd = apr_palloc(p, 2 * strlen(str) + 1);
d = (unsigned char *)cmd;
s = (const unsigned char *)str;
for (; *s; ++s) {
#if defined(OS2) || defined(WIN32)
if (*s == '\r' || *s == '\n') {
*d++ = ' ';
continue;
}
#endif
if (TEST_CHAR(*s, T_ESCAPE_SHELL_CMD)) {
*d++ = '\\';
}
*d++ = *s;
}
*d = '\0';
return cmd;
}
static char x2c(const char *what)
{
char digit;
#if !APR_CHARSET_EBCDIC
digit = ((what[0] >= 'A') ? ((what[0] & 0xdf) - 'A') + 10
: (what[0] - '0'));
digit *= 16;
digit += (what[1] >= 'A' ? ((what[1] & 0xdf) - 'A') + 10
: (what[1] - '0'));
#else
char xstr[5];
xstr[0]='0';
xstr[1]='x';
xstr[2]=what[0];
xstr[3]=what[1];
xstr[4]='\0';
digit = apr_xlate_conv_byte(ap_hdrs_from_ascii,
0xFF & strtol(xstr, NULL, 16));
#endif
return (digit);
}
static int unescape_url(char *url, const char *forbid, const char *reserved)
{
int badesc, badpath;
char *x, *y;
badesc = 0;
badpath = 0;
y = strchr(url, '%');
if (y == NULL) {
return OK;
}
for (x = y; *y; ++x, ++y) {
if (*y != '%') {
*x = *y;
}
else {
if (!apr_isxdigit(*(y + 1)) || !apr_isxdigit(*(y + 2))) {
badesc = 1;
*x = '%';
}
else {
char decoded;
decoded = x2c(y + 1);
if ((decoded == '\0')
|| (forbid && ap_strchr_c(forbid, decoded))) {
badpath = 1;
*x = decoded;
y += 2;
}
else if (reserved && ap_strchr_c(reserved, decoded)) {
*x++ = *y++;
*x++ = *y++;
*x = *y;
}
else {
*x = decoded;
y += 2;
}
}
}
}
*x = '\0';
if (badesc) {
return HTTP_BAD_REQUEST;
}
else if (badpath) {
return HTTP_NOT_FOUND;
}
else {
return OK;
}
}
AP_DECLARE(int) ap_unescape_url(char *url)
{
return unescape_url(url, SLASHES, NULL);
}
AP_DECLARE(int) ap_unescape_url_keep2f(char *url, int decode_slashes)
{
if (decode_slashes) {
return unescape_url(url, NULL, NULL);
} else {
return unescape_url(url, NULL, SLASHES);
}
}
#ifdef NEW_APIS
AP_DECLARE(int) ap_unescape_url_proxy(char *url)
{
return unescape_url(url, NULL, "/;?");
}
AP_DECLARE(int) ap_unescape_url_reserved(char *url, const char *reserved)
{
return unescape_url(url, NULL, reserved);
}
#endif
AP_DECLARE(int) ap_unescape_urlencoded(char *query)
{
char *slider;
if (query) {
for (slider = query; *slider; slider++) {
if (*slider == '+') {
*slider = ' ';
}
}
}
return unescape_url(query, NULL, NULL);
}
AP_DECLARE(char *) ap_construct_server(apr_pool_t *p, const char *hostname,
apr_port_t port, const request_rec *r)
{
if (ap_is_default_port(port, r)) {
return apr_pstrdup(p, hostname);
}
else {
return apr_psprintf(p, "%s:%u", hostname, port);
}
}
AP_DECLARE(int) ap_unescape_all(char *url)
{
return unescape_url(url, NULL, NULL);
}
static const char c2x_table[] = "0123456789abcdef";
static APR_INLINE unsigned char *c2x(unsigned what, unsigned char prefix,
unsigned char *where)
{
#if APR_CHARSET_EBCDIC
what = apr_xlate_conv_byte(ap_hdrs_to_ascii, (unsigned char)what);
#endif
*where++ = prefix;
*where++ = c2x_table[what >> 4];
*where++ = c2x_table[what & 0xf];
return where;
}
AP_DECLARE(char *) ap_escape_path_segment_buffer(char *copy, const char *segment)
{
const unsigned char *s = (const unsigned char *)segment;
unsigned char *d = (unsigned char *)copy;
unsigned c;
while ((c = *s)) {
if (TEST_CHAR(c, T_ESCAPE_PATH_SEGMENT)) {
d = c2x(c, '%', d);
}
else {
*d++ = c;
}
++s;
}
*d = '\0';
return copy;
}
AP_DECLARE(char *) ap_escape_path_segment(apr_pool_t *p, const char *segment)
{
return ap_escape_path_segment_buffer(apr_palloc(p, 3 * strlen(segment) + 1), segment);
}
AP_DECLARE(char *) ap_os_escape_path(apr_pool_t *p, const char *path, int partial)
{
char *copy = apr_palloc(p, 3 * strlen(path) + 3);
const unsigned char *s = (const unsigned char *)path;
unsigned char *d = (unsigned char *)copy;
unsigned c;
if (!partial) {
const char *colon = ap_strchr_c(path, ':');
const char *slash = ap_strchr_c(path, '/');
if (colon && (!slash || colon < slash)) {
*d++ = '.';
*d++ = '/';
}
}
while ((c = *s)) {
if (TEST_CHAR(c, T_OS_ESCAPE_PATH)) {
d = c2x(c, '%', d);
}
else {
*d++ = c;
}
++s;
}
*d = '\0';
return copy;
}
AP_DECLARE(char *) ap_escape_urlencoded_buffer(char *copy, const char *buffer)
{
const unsigned char *s = (const unsigned char *)buffer;
unsigned char *d = (unsigned char *)copy;
unsigned c;
while ((c = *s)) {
if (TEST_CHAR(c, T_ESCAPE_URLENCODED)) {
d = c2x(c, '%', d);
}
else if (c == ' ') {
*d++ = '+';
}
else {
*d++ = c;
}
++s;
}
*d = '\0';
return copy;
}
AP_DECLARE(char *) ap_escape_urlencoded(apr_pool_t *p, const char *buffer)
{
return ap_escape_urlencoded_buffer(apr_palloc(p, 3 * strlen(buffer) + 1), buffer);
}
AP_DECLARE(char *) ap_escape_html2(apr_pool_t *p, const char *s, int toasc)
{
int i, j;
char *x;
for (i = 0, j = 0; s[i] != '\0'; i++)
if (s[i] == '<' || s[i] == '>')
j += 3;
else if (s[i] == '&')
j += 4;
else if (s[i] == '"')
j += 5;
else if (toasc && !apr_isascii(s[i]))
j += 5;
if (j == 0)
return apr_pstrmemdup(p, s, i);
x = apr_palloc(p, i + j + 1);
for (i = 0, j = 0; s[i] != '\0'; i++, j++)
if (s[i] == '<') {
memcpy(&x[j], "<", 4);
j += 3;
}
else if (s[i] == '>') {
memcpy(&x[j], ">", 4);
j += 3;
}
else if (s[i] == '&') {
memcpy(&x[j], "&", 5);
j += 4;
}
else if (s[i] == '"') {
memcpy(&x[j], """, 6);
j += 5;
}
else if (toasc && !apr_isascii(s[i])) {
char *esc = apr_psprintf(p, "&#%3.3d;", (unsigned char)s[i]);
memcpy(&x[j], esc, 6);
j += 5;
}
else
x[j] = s[i];
x[j] = '\0';
return x;
}
AP_DECLARE(char *) ap_escape_logitem(apr_pool_t *p, const char *str)
{
char *ret;
unsigned char *d;
const unsigned char *s;
apr_size_t length, escapes = 0;
if (!str) {
return NULL;
}
s = (const unsigned char *)str;
for (; *s; ++s) {
if (TEST_CHAR(*s, T_ESCAPE_LOGITEM)) {
escapes++;
}
}
length = s - (const unsigned char *)str + 1;
if (escapes == 0) {
return apr_pmemdup(p, str, length);
}
ret = apr_palloc(p, length + 3 * escapes);
d = (unsigned char *)ret;
s = (const unsigned char *)str;
for (; *s; ++s) {
if (TEST_CHAR(*s, T_ESCAPE_LOGITEM)) {
*d++ = '\\';
switch(*s) {
case '\b':
*d++ = 'b';
break;
case '\n':
*d++ = 'n';
break;
case '\r':
*d++ = 'r';
break;
case '\t':
*d++ = 't';
break;
case '\v':
*d++ = 'v';
break;
case '\\':
case '"':
*d++ = *s;
break;
default:
c2x(*s, 'x', d);
d += 3;
}
}
else {
*d++ = *s;
}
}
*d = '\0';
return ret;
}
AP_DECLARE(apr_size_t) ap_escape_errorlog_item(char *dest, const char *source,
apr_size_t buflen)
{
unsigned char *d, *ep;
const unsigned char *s;
if (!source || !buflen) {
return 0;
}
d = (unsigned char *)dest;
s = (const unsigned char *)source;
ep = d + buflen - 1;
for (; d < ep && *s; ++s) {
if (TEST_CHAR(*s, T_ESCAPE_LOGITEM)) {
*d++ = '\\';
if (d >= ep) {
--d;
break;
}
switch(*s) {
case '\b':
*d++ = 'b';
break;
case '\n':
*d++ = 'n';
break;
case '\r':
*d++ = 'r';
break;
case '\t':
*d++ = 't';
break;
case '\v':
*d++ = 'v';
break;
case '\\':
*d++ = *s;
break;
case '"':
d[-1] = *s;
break;
default:
if (d >= ep - 2) {
ep = --d;
break;
}
c2x(*s, 'x', d);
d += 3;
}
}
else {
*d++ = *s;
}
}
*d = '\0';
return (d - (unsigned char *)dest);
}
AP_DECLARE(void) ap_bin2hex(const void *src, apr_size_t srclen, char *dest)
{
const unsigned char *in = src;
apr_size_t i;
for (i = 0; i < srclen; i++) {
*dest++ = c2x_table[in[i] >> 4];
*dest++ = c2x_table[in[i] & 0xf];
}
*dest = '\0';
}
AP_DECLARE(int) ap_is_directory(apr_pool_t *p, const char *path)
{
apr_finfo_t finfo;
if (apr_stat(&finfo, path, APR_FINFO_TYPE, p) != APR_SUCCESS)
return 0;
return (finfo.filetype == APR_DIR);
}
AP_DECLARE(int) ap_is_rdirectory(apr_pool_t *p, const char *path)
{
apr_finfo_t finfo;
if (apr_stat(&finfo, path, APR_FINFO_LINK | APR_FINFO_TYPE, p) != APR_SUCCESS)
return 0;
return (finfo.filetype == APR_DIR);
}
AP_DECLARE(char *) ap_make_full_path(apr_pool_t *a, const char *src1,
const char *src2)
{
apr_size_t len1, len2;
char *path;
len1 = strlen(src1);
len2 = strlen(src2);
path = (char *)apr_palloc(a, len1 + len2 + 3);
if (len1 == 0) {
*path = '/';
memcpy(path + 1, src2, len2 + 1);
}
else {
char *next;
memcpy(path, src1, len1);
next = path + len1;
if (next[-1] != '/') {
*next++ = '/';
}
memcpy(next, src2, len2 + 1);
}
return path;
}
AP_DECLARE(int) ap_is_url(const char *u)
{
int x;
for (x = 0; u[x] != ':'; x++) {
if ((!u[x]) ||
((!apr_isalnum(u[x])) &&
(u[x] != '+') && (u[x] != '-') && (u[x] != '.'))) {
return 0;
}
}
return (x ? 1 : 0);
}
AP_DECLARE(int) ap_ind(const char *s, char c)
{
const char *p = ap_strchr_c(s, c);
if (p == NULL)
return -1;
return p - s;
}
AP_DECLARE(int) ap_rind(const char *s, char c)
{
const char *p = ap_strrchr_c(s, c);
if (p == NULL)
return -1;
return p - s;
}
AP_DECLARE(void) ap_str_tolower(char *str)
{
while (*str) {
*str = apr_tolower(*str);
++str;
}
}
AP_DECLARE(void) ap_str_toupper(char *str)
{
while (*str) {
*str = apr_toupper(*str);
++str;
}
}
char *ap_get_local_host(apr_pool_t *a)
{
#ifndef MAXHOSTNAMELEN
#define MAXHOSTNAMELEN 256
#endif
char str[MAXHOSTNAMELEN + 1];
char *server_hostname = NULL;
apr_sockaddr_t *sockaddr;
char *hostname;
if (apr_gethostname(str, sizeof(str) - 1, a) != APR_SUCCESS) {
ap_log_perror(APLOG_MARK, APLOG_STARTUP | APLOG_WARNING, 0, a, APLOGNO(00556)
"%s: apr_gethostname() failed to determine ServerName",
ap_server_argv0);
} else {
str[sizeof(str) - 1] = '\0';
if (apr_sockaddr_info_get(&sockaddr, str, APR_UNSPEC, 0, 0, a) == APR_SUCCESS) {
if ( (apr_getnameinfo(&hostname, sockaddr, 0) == APR_SUCCESS) &&
(ap_strchr_c(hostname, '.')) ) {
server_hostname = apr_pstrdup(a, hostname);
return server_hostname;
} else if (ap_strchr_c(str, '.')) {
server_hostname = apr_pstrdup(a, str);
} else {
apr_sockaddr_ip_get(&hostname, sockaddr);
server_hostname = apr_pstrdup(a, hostname);
}
} else {
ap_log_perror(APLOG_MARK, APLOG_STARTUP | APLOG_WARNING, 0, a, APLOGNO(00557)
"%s: apr_sockaddr_info_get() failed for %s",
ap_server_argv0, str);
}
}
if (!server_hostname)
server_hostname = apr_pstrdup(a, "127.0.0.1");
ap_log_perror(APLOG_MARK, APLOG_ALERT|APLOG_STARTUP, 0, a, APLOGNO(00558)
"%s: Could not reliably determine the server's fully qualified "
"domain name, using %s. Set the 'ServerName' directive globally "
"to suppress this message",
ap_server_argv0, server_hostname);
return server_hostname;
}
AP_DECLARE(char *) ap_pbase64decode(apr_pool_t *p, const char *bufcoded)
{
char *decoded;
int l;
decoded = (char *) apr_palloc(p, 1 + apr_base64_decode_len(bufcoded));
l = apr_base64_decode(decoded, bufcoded);
decoded[l] = '\0';
return decoded;
}
AP_DECLARE(char *) ap_pbase64encode(apr_pool_t *p, char *string)
{
char *encoded;
int l = strlen(string);
encoded = (char *) apr_palloc(p, 1 + apr_base64_encode_len(l));
l = apr_base64_encode(encoded, string, l);
encoded[l] = '\0';
return encoded;
}
AP_DECLARE(void) ap_content_type_tolower(char *str)
{
char *semi;
semi = strchr(str, ';');
if (semi) {
*semi = '\0';
}
ap_str_tolower(str);
if (semi) {
*semi = ';';
}
}
AP_DECLARE(char *) ap_escape_quotes(apr_pool_t *p, const char *instring)
{
int newlen = 0;
const char *inchr = instring;
char *outchr, *outstring;
while (*inchr != '\0') {
newlen++;
if (*inchr == '"') {
newlen++;
}
if ((*inchr == '\\') && (inchr[1] != '\0')) {
inchr++;
newlen++;
}
inchr++;
}
outstring = apr_palloc(p, newlen + 1);
inchr = instring;
outchr = outstring;
while (*inchr != '\0') {
if ((*inchr == '\\') && (inchr[1] != '\0')) {
*outchr++ = *inchr++;
*outchr++ = *inchr++;
}
if (*inchr == '"') {
*outchr++ = '\\';
}
if (*inchr != '\0') {
*outchr++ = *inchr++;
}
}
*outchr = '\0';
return outstring;
}
AP_DECLARE(char *) ap_append_pid(apr_pool_t *p, const char *string,
const char *delim)
{
return apr_psprintf(p, "%s%s%" APR_PID_T_FMT, string,
delim, getpid());
}
AP_DECLARE(apr_status_t) ap_timeout_parameter_parse(
const char *timeout_parameter,
apr_interval_time_t *timeout,
const char *default_time_unit)
{
char *endp;
const char *time_str;
apr_int64_t tout;
tout = apr_strtoi64(timeout_parameter, &endp, 10);
if (errno) {
return errno;
}
if (!endp || !*endp) {
time_str = default_time_unit;
}
else {
time_str = endp;
}
switch (*time_str) {
case 's':
*timeout = (apr_interval_time_t) apr_time_from_sec(tout);
break;
case 'h':
*timeout = (apr_interval_time_t) apr_time_from_sec(tout * 3600);
break;
case 'm':
switch (*(++time_str)) {
case 's':
*timeout = (apr_interval_time_t) tout * 1000;
break;
case 'i':
*timeout = (apr_interval_time_t) apr_time_from_sec(tout * 60);
break;
default:
return APR_EGENERAL;
}
break;
default:
return APR_EGENERAL;
}
return APR_SUCCESS;
}
AP_DECLARE(int) ap_request_has_body(request_rec *r)
{
apr_off_t cl;
char *estr;
const char *cls;
int has_body;
has_body = (!r->header_only
&& (r->kept_body
|| apr_table_get(r->headers_in, "Transfer-Encoding")
|| ( (cls = apr_table_get(r->headers_in, "Content-Length"))
&& (apr_strtoff(&cl, cls, &estr, 10) == APR_SUCCESS)
&& (!*estr)
&& (cl > 0) )
)
);
return has_body;
}
AP_DECLARE_NONSTD(apr_status_t) ap_pool_cleanup_set_null(void *data_)
{
void **ptr = (void **)data_;
*ptr = NULL;
return APR_SUCCESS;
}
AP_DECLARE(apr_status_t) ap_str2_alnum(const char *src, char *dest) {
for ( ; *src; src++, dest++)
{
if (!apr_isprint(*src))
*dest = 'x';
else if (!apr_isalnum(*src))
*dest = '_';
else
*dest = (char)*src;
}
*dest = '\0';
return APR_SUCCESS;
}
AP_DECLARE(apr_status_t) ap_pstr2_alnum(apr_pool_t *p, const char *src,
const char **dest)
{
char *new = apr_palloc(p, strlen(src)+1);
if (!new)
return APR_ENOMEM;
*dest = new;
return ap_str2_alnum(src, new);
}
typedef enum {
FORM_NORMAL,
FORM_AMP,
FORM_NAME,
FORM_VALUE,
FORM_PERCENTA,
FORM_PERCENTB,
FORM_ABORT
} ap_form_type_t;
AP_DECLARE(int) ap_parse_form_data(request_rec *r, ap_filter_t *f,
apr_array_header_t **ptr,
apr_size_t num, apr_size_t usize)
{
apr_bucket_brigade *bb = NULL;
int seen_eos = 0;
char buffer[HUGE_STRING_LEN + 1];
const char *ct;
apr_size_t offset = 0;
apr_ssize_t size;
ap_form_type_t state = FORM_NAME, percent = FORM_NORMAL;
ap_form_pair_t *pair = NULL;
apr_array_header_t *pairs = apr_array_make(r->pool, 4, sizeof(ap_form_pair_t));
char escaped_char[2] = { 0 };
*ptr = pairs;
ct = apr_table_get(r->headers_in, "Content-Type");
if (!ct || strncasecmp("application/x-www-form-urlencoded", ct, 33)) {
return ap_discard_request_body(r);
}
if (usize > APR_SIZE_MAX >> 1)
size = APR_SIZE_MAX >> 1;
else
size = usize;
if (!f) {
f = r->input_filters;
}
bb = apr_brigade_create(r->pool, r->connection->bucket_alloc);
do {
apr_bucket *bucket = NULL, *last = NULL;
int rv = ap_get_brigade(f, bb, AP_MODE_READBYTES,
APR_BLOCK_READ, HUGE_STRING_LEN);
if (rv != APR_SUCCESS) {
apr_brigade_destroy(bb);
return ap_map_http_request_error(rv, HTTP_BAD_REQUEST);
}
for (bucket = APR_BRIGADE_FIRST(bb);
bucket != APR_BRIGADE_SENTINEL(bb);
last = bucket, bucket = APR_BUCKET_NEXT(bucket)) {
const char *data;
apr_size_t len, slide;
if (last) {
apr_bucket_delete(last);
}
if (APR_BUCKET_IS_EOS(bucket)) {
seen_eos = 1;
break;
}
if (bucket->length == 0) {
continue;
}
rv = apr_bucket_read(bucket, &data, &len, APR_BLOCK_READ);
if (rv != APR_SUCCESS) {
apr_brigade_destroy(bb);
return HTTP_BAD_REQUEST;
}
slide = len;
while (state != FORM_ABORT && slide-- > 0 && size >= 0 && num != 0) {
char c = *data++;
if ('+' == c) {
c = ' ';
}
else if ('&' == c) {
state = FORM_AMP;
}
if ('%' == c) {
percent = FORM_PERCENTA;
continue;
}
if (FORM_PERCENTA == percent) {
escaped_char[0] = c;
percent = FORM_PERCENTB;
continue;
}
if (FORM_PERCENTB == percent) {
escaped_char[1] = c;
c = x2c(escaped_char);
percent = FORM_NORMAL;
}
switch (state) {
case FORM_AMP:
if (pair) {
const char *tmp = apr_pmemdup(r->pool, buffer, offset);
apr_bucket *b = apr_bucket_pool_create(tmp, offset, r->pool, r->connection->bucket_alloc);
APR_BRIGADE_INSERT_TAIL(pair->value, b);
}
state = FORM_NAME;
pair = NULL;
offset = 0;
num--;
break;
case FORM_NAME:
if (offset < HUGE_STRING_LEN) {
if ('=' == c) {
buffer[offset] = 0;
offset = 0;
pair = (ap_form_pair_t *) apr_array_push(pairs);
pair->name = apr_pstrdup(r->pool, buffer);
pair->value = apr_brigade_create(r->pool, r->connection->bucket_alloc);
state = FORM_VALUE;
}
else {
buffer[offset++] = c;
size--;
}
}
else {
state = FORM_ABORT;
}
break;
case FORM_VALUE:
if (offset >= HUGE_STRING_LEN) {
const char *tmp = apr_pmemdup(r->pool, buffer, offset);
apr_bucket *b = apr_bucket_pool_create(tmp, offset, r->pool, r->connection->bucket_alloc);
APR_BRIGADE_INSERT_TAIL(pair->value, b);
offset = 0;
}
buffer[offset++] = c;
size--;
break;
default:
break;
}
}
}
apr_brigade_cleanup(bb);
} while (!seen_eos);
if (FORM_ABORT == state || size < 0 || num == 0) {
return HTTP_REQUEST_ENTITY_TOO_LARGE;
}
else if (FORM_VALUE == state && pair && offset > 0) {
const char *tmp = apr_pmemdup(r->pool, buffer, offset);
apr_bucket *b = apr_bucket_pool_create(tmp, offset, r->pool, r->connection->bucket_alloc);
APR_BRIGADE_INSERT_TAIL(pair->value, b);
}
return OK;
}
#define VARBUF_SMALL_SIZE 2048
#define VARBUF_MAX_SIZE (APR_SIZE_MAX - 1 - \
APR_ALIGN_DEFAULT(sizeof(struct ap_varbuf_info)))
struct ap_varbuf_info {
struct apr_memnode_t *node;
apr_allocator_t *allocator;
};
static apr_status_t varbuf_cleanup(void *info_)
{
struct ap_varbuf_info *info = info_;
info->node->next = NULL;
apr_allocator_free(info->allocator, info->node);
return APR_SUCCESS;
}
const char nul = '\0';
static char * const varbuf_empty = (char *)&nul;
AP_DECLARE(void) ap_varbuf_init(apr_pool_t *p, struct ap_varbuf *vb,
apr_size_t init_size)
{
vb->buf = varbuf_empty;
vb->avail = 0;
vb->strlen = AP_VARBUF_UNKNOWN;
vb->pool = p;
vb->info = NULL;
ap_varbuf_grow(vb, init_size);
}
AP_DECLARE(void) ap_varbuf_grow(struct ap_varbuf *vb, apr_size_t new_len)
{
apr_memnode_t *new_node = NULL;
apr_allocator_t *allocator;
struct ap_varbuf_info *new_info;
char *new;
AP_DEBUG_ASSERT(vb->strlen == AP_VARBUF_UNKNOWN || vb->avail >= vb->strlen);
if (new_len <= vb->avail)
return;
if (new_len < 2 * vb->avail && vb->avail < VARBUF_MAX_SIZE/2) {
new_len = 2 * vb->avail;
}
else if (new_len > VARBUF_MAX_SIZE) {
apr_abortfunc_t abort_fn = apr_pool_abort_get(vb->pool);
ap_assert(abort_fn != NULL);
abort_fn(APR_ENOMEM);
return;
}
new_len++;
if (new_len <= VARBUF_SMALL_SIZE) {
new_len = APR_ALIGN_DEFAULT(new_len);
new = apr_palloc(vb->pool, new_len);
if (vb->avail && vb->strlen != 0) {
AP_DEBUG_ASSERT(vb->buf != NULL);
AP_DEBUG_ASSERT(vb->buf != varbuf_empty);
if (new == vb->buf + vb->avail + 1) {
vb->avail += new_len;
return;
}
else {
memcpy(new, vb->buf, vb->strlen == AP_VARBUF_UNKNOWN ?
vb->avail + 1 : vb->strlen + 1);
}
}
else {
*new = '\0';
}
vb->avail = new_len - 1;
vb->buf = new;
return;
}
allocator = apr_pool_allocator_get(vb->pool);
if (new_len <= VARBUF_MAX_SIZE)
new_node = apr_allocator_alloc(allocator,
new_len + APR_ALIGN_DEFAULT(sizeof(*new_info)));
if (!new_node) {
apr_abortfunc_t abort_fn = apr_pool_abort_get(vb->pool);
ap_assert(abort_fn != NULL);
abort_fn(APR_ENOMEM);
return;
}
new_info = (struct ap_varbuf_info *)new_node->first_avail;
new_node->first_avail += APR_ALIGN_DEFAULT(sizeof(*new_info));
new_info->node = new_node;
new_info->allocator = allocator;
new = new_node->first_avail;
AP_DEBUG_ASSERT(new_node->endp - new_node->first_avail >= new_len);
new_len = new_node->endp - new_node->first_avail;
if (vb->avail && vb->strlen != 0)
memcpy(new, vb->buf, vb->strlen == AP_VARBUF_UNKNOWN ?
vb->avail + 1 : vb->strlen + 1);
else
*new = '\0';
if (vb->info)
apr_pool_cleanup_run(vb->pool, vb->info, varbuf_cleanup);
apr_pool_cleanup_register(vb->pool, new_info, varbuf_cleanup,
apr_pool_cleanup_null);
vb->info = new_info;
vb->buf = new;
vb->avail = new_len - 1;
}
AP_DECLARE(void) ap_varbuf_strmemcat(struct ap_varbuf *vb, const char *str,
int len)
{
if (len == 0)
return;
if (!vb->avail) {
ap_varbuf_grow(vb, len);
memcpy(vb->buf, str, len);
vb->buf[len] = '\0';
vb->strlen = len;
return;
}
if (vb->strlen == AP_VARBUF_UNKNOWN)
vb->strlen = strlen(vb->buf);
ap_varbuf_grow(vb, vb->strlen + len);
memcpy(vb->buf + vb->strlen, str, len);
vb->strlen += len;
vb->buf[vb->strlen] = '\0';
}
AP_DECLARE(void) ap_varbuf_free(struct ap_varbuf *vb)
{
if (vb->info) {
apr_pool_cleanup_run(vb->pool, vb->info, varbuf_cleanup);
vb->info = NULL;
}
vb->buf = NULL;
}
AP_DECLARE(char *) ap_varbuf_pdup(apr_pool_t *p, struct ap_varbuf *buf,
const char *prepend, apr_size_t prepend_len,
const char *append, apr_size_t append_len,
apr_size_t *new_len)
{
apr_size_t i = 0;
struct iovec vec[3];
if (prepend) {
vec[i].iov_base = (void *)prepend;
vec[i].iov_len = prepend_len;
i++;
}
if (buf->avail && buf->strlen) {
if (buf->strlen == AP_VARBUF_UNKNOWN)
buf->strlen = strlen(buf->buf);
vec[i].iov_base = (void *)buf->buf;
vec[i].iov_len = buf->strlen;
i++;
}
if (append) {
vec[i].iov_base = (void *)append;
vec[i].iov_len = append_len;
i++;
}
if (i)
return apr_pstrcatv(p, vec, i, new_len);
if (new_len)
*new_len = 0;
return "";
}
AP_DECLARE(apr_status_t) ap_varbuf_regsub(struct ap_varbuf *vb,
const char *input,
const char *source,
apr_size_t nmatch,
ap_regmatch_t pmatch[],
apr_size_t maxlen)
{
return regsub_core(NULL, NULL, vb, input, source, nmatch, pmatch, maxlen);
}
static const char * const oom_message = "[crit] Memory allocation failed, "
"aborting process." APR_EOL_STR;
AP_DECLARE(void) ap_abort_on_oom()
{
int written, count = strlen(oom_message);
const char *buf = oom_message;
do {
written = write(STDERR_FILENO, buf, count);
if (written == count)
break;
if (written > 0) {
buf += written;
count -= written;
}
} while (written >= 0 || errno == EINTR);
abort();
}
AP_DECLARE(void *) ap_malloc(size_t size)
{
void *p = malloc(size);
if (p == NULL && size != 0)
ap_abort_on_oom();
return p;
}
AP_DECLARE(void *) ap_calloc(size_t nelem, size_t size)
{
void *p = calloc(nelem, size);
if (p == NULL && nelem != 0 && size != 0)
ap_abort_on_oom();
return p;
}
AP_DECLARE(void *) ap_realloc(void *ptr, size_t size)
{
void *p = realloc(ptr, size);
if (p == NULL && size != 0)
ap_abort_on_oom();
return p;
}
AP_DECLARE(void) ap_get_sload(ap_sload_t *ld)
{
int i, j, server_limit, thread_limit;
int ready = 0;
int busy = 0;
int total;
ap_generation_t mpm_generation;
ld->idle = -1;
ld->busy = -1;
ld->bytes_served = 0;
ld->access_count = 0;
ap_mpm_query(AP_MPMQ_GENERATION, &mpm_generation);
ap_mpm_query(AP_MPMQ_HARD_LIMIT_THREADS, &thread_limit);
ap_mpm_query(AP_MPMQ_HARD_LIMIT_DAEMONS, &server_limit);
for (i = 0; i < server_limit; i++) {
process_score *ps;
ps = ap_get_scoreboard_process(i);
for (j = 0; j < thread_limit; j++) {
int res;
worker_score *ws = NULL;
ws = &ap_scoreboard_image->servers[i][j];
res = ws->status;
if (!ps->quiescing && ps->pid) {
if (res == SERVER_READY && ps->generation == mpm_generation) {
ready++;
}
else if (res != SERVER_DEAD &&
res != SERVER_STARTING && res != SERVER_IDLE_KILL &&
ps->generation == mpm_generation) {
busy++;
}
}
if (ap_extended_status && !ps->quiescing && ps->pid) {
if (ws->access_count != 0
|| (res != SERVER_READY && res != SERVER_DEAD)) {
ld->access_count += ws->access_count;
ld->bytes_served += ws->bytes_served;
}
}
}
}
total = busy + ready;
if (total) {
ld->idle = ready * 100 / total;
ld->busy = busy * 100 / total;
}
}
AP_DECLARE(void) ap_get_loadavg(ap_loadavg_t *ld)
{
ld->loadavg = -1.0;
ld->loadavg5 = -1.0;
ld->loadavg15 = -1.0;
#if HAVE_GETLOADAVG
{
double la[3];
int num;
num = getloadavg(la, 3);
if (num > 0) {
ld->loadavg = (float)la[0];
}
if (num > 1) {
ld->loadavg5 = (float)la[1];
}
if (num > 2) {
ld->loadavg15 = (float)la[2];
}
}
#endif
}
AP_DECLARE(char *) ap_get_exec_line(apr_pool_t *p,
const char *cmd,
const char * const * argv)
{
char buf[MAX_STRING_LEN];
apr_procattr_t *procattr;
apr_proc_t *proc;
apr_file_t *fp;
apr_size_t nbytes = 1;
char c;
int k;
if (apr_procattr_create(&procattr, p) != APR_SUCCESS)
return NULL;
if (apr_procattr_io_set(procattr, APR_FULL_BLOCK, APR_FULL_BLOCK,
APR_FULL_BLOCK) != APR_SUCCESS)
return NULL;
if (apr_procattr_dir_set(procattr,
ap_make_dirstr_parent(p, cmd)) != APR_SUCCESS)
return NULL;
if (apr_procattr_cmdtype_set(procattr, APR_PROGRAM) != APR_SUCCESS)
return NULL;
proc = apr_pcalloc(p, sizeof(apr_proc_t));
if (apr_proc_create(proc, cmd, argv, NULL, procattr, p) != APR_SUCCESS)
return NULL;
fp = proc->out;
if (fp == NULL)
return NULL;
for (k = 0; apr_file_read(fp, &c, &nbytes) == APR_SUCCESS
&& nbytes == 1 && (k < MAX_STRING_LEN-1) ; ) {
if (c == '\n' || c == '\r')
break;
buf[k++] = c;
}
buf[k] = '\0';
apr_file_close(fp);
return apr_pstrndup(p, buf, k);
}
AP_DECLARE(int) ap_array_str_index(const apr_array_header_t *array,
const char *s,
int start)
{
if (start >= 0) {
int i;
for (i = start; i < array->nelts; i++) {
const char *p = APR_ARRAY_IDX(array, i, const char *);
if (!strcmp(p, s)) {
return i;
}
}
}
return -1;
}
AP_DECLARE(int) ap_array_str_contains(const apr_array_header_t *array,
const char *s)
{
return (ap_array_str_index(array, s, 0) >= 0);
}
#if !APR_CHARSET_EBCDIC
static const short ucharmap[] = {
0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7,
0x8, 0x9, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf,
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,
0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
0x40, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
'x', 'y', 'z', 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
0x60, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
'x', 'y', 'z', 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,
0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7,
0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7,
0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7,
0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,
0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff
};
#else
static const short ucharmap[] = {
0x00, 0x01, 0x02, 0x03, 0x9C, 0x09, 0x86, 0x7F,
0x97, 0x8D, 0x8E, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
0x10, 0x11, 0x12, 0x13, 0x9D, 0x85, 0x08, 0x87,
0x18, 0x19, 0x92, 0x8F, 0x1C, 0x1D, 0x1E, 0x1F,
0x80, 0x81, 0x82, 0x83, 0x84, 0x0A, 0x17, 0x1B,
0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x05, 0x06, 0x07,
0x90, 0x91, 0x16, 0x93, 0x94, 0x95, 0x96, 0x04,
0x98, 0x99, 0x9A, 0x9B, 0x14, 0x15, 0x9E, 0x1A,
0x20, 0xA0, 0xE2, 0xE4, 0xE0, 0xE1, 0xE3, 0xE5,
0xE7, 0xF1, 0xA2, 0x2E, 0x3C, 0x28, 0x2B, 0x7C,
0x26, 0xE9, 0xEA, 0xEB, 0xE8, 0xED, 0xEE, 0xEF,
0xEC, 0xDF, 0x21, 0x24, 0x2A, 0x29, 0x3B, 0xAC,
0x2D, 0x2F, 0xC2, 0xC4, 0xC0, 0xC1, 0xC3, 0xC5,
0xC7, 0xD1, 0xA6, 0x2C, 0x25, 0x5F, 0x3E, 0x3F,
0xF8, 0xC9, 0xCA, 0xCB, 0xC8, 0xCD, 0xCE, 0xCF,
0xCC, 0x60, 0x3A, 0x23, 0x40, 0x27, 0x3D, 0x22,
0xD8, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
0x68, 0x69, 0xAB, 0xBB, 0xF0, 0xFD, 0xFE, 0xB1,
0xB0, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F, 0x70,
0x71, 0x72, 0xAA, 0xBA, 0xE6, 0xB8, 0xC6, 0xA4,
0xB5, 0x7E, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78,
0x79, 0x7A, 0xA1, 0xBF, 0xD0, 0xDD, 0xDE, 0xAE,
0x5E, 0xA3, 0xA5, 0xB7, 0xA9, 0xA7, 0xB6, 0xBC,
0xBD, 0xBE, 0x5B, 0x5D, 0xAF, 0xA8, 0xB4, 0xD7,
0x7B, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
0x68, 0x69, 0xAD, 0xF4, 0xF6, 0xF2, 0xF3, 0xF5,
0x7D, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F, 0x70,
0x71, 0x72, 0xB9, 0xFB, 0xFC, 0xF9, 0xFA, 0xFF,
0x5C, 0xF7, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78,
0x79, 0x7A, 0xB2, 0xD4, 0xD6, 0xD2, 0xD3, 0xD5,
0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
0x38, 0x39, 0xB3, 0xDB, 0xDC, 0xD9, 0xDA, 0x9F
};
#endif
AP_DECLARE(int) ap_cstr_casecmp(const char *s1, const char *s2)
{
const unsigned char *str1 = (const unsigned char *)s1;
const unsigned char *str2 = (const unsigned char *)s2;
for (;;)
{
const int c1 = (int)(*str1);
const int c2 = (int)(*str2);
const int cmp = ucharmap[c1] - ucharmap[c2];
if (cmp || !c1)
return cmp;
str1++;
str2++;
}
}
AP_DECLARE(int) ap_cstr_casecmpn(const char *s1, const char *s2, apr_size_t n)
{
const unsigned char *str1 = (const unsigned char *)s1;
const unsigned char *str2 = (const unsigned char *)s2;
while (n--)
{
const int c1 = (int)(*str1);
const int c2 = (int)(*str2);
const int cmp = ucharmap[c1] - ucharmap[c2];
if (cmp || !c1)
return cmp;
str1++;
str2++;
}
return 0;
}