0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

cccd31fa4a72fe23cc3249c06db181b274a55a69gstein#include "apr.h"

cccd31fa4a72fe23cc3249c06db181b274a55a69gstein#include "apr_strings.h"

cccd31fa4a72fe23cc3249c06db181b274a55a69gstein#include "apr_thread_proc.h"

f6e9f5600e77b78fb013bb543d364135961639d1rbb#include "apr_hash.h"

c9dafaafc2650994e47f88f5239f643c97ec4cb3wrowe#include "apr_user.h"

1b21d7b3d97def358b2e923655edeb16613a1c31gstein#include "apr_lib.h"

024cd9589e52cf11ce765dfddb5b5f0c6e421a48gstein#include "apr_optional.h"

024cd9589e52cf11ce765dfddb5b5f0c6e421a48gstein

024cd9589e52cf11ce765dfddb5b5f0c6e421a48gstein#define APR_WANT_STRFUNC

024cd9589e52cf11ce765dfddb5b5f0c6e421a48gstein#include "apr_want.h"

cccd31fa4a72fe23cc3249c06db181b274a55a69gstein

b1476ba063e6d9577cd86db3db5dd98ff6bc78b9rbb#define CORE_PRIVATE

b1476ba063e6d9577cd86db3db5dd98ff6bc78b9rbb

9625528fcf4fa27288f3be080a1979c8ef60d7dfrbb#include "ap_config.h"

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb#include "util_filter.h"

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding#include "httpd.h"

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding#include "http_config.h"

b42a7e46e4f80282bd27e96d43c9510b14ccb9aarbb#include "http_core.h"

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding#include "http_request.h"

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding#include "http_core.h"

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding#include "http_protocol.h"

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding#include "http_log.h"

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding#include "http_main.h"

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding#include "util_script.h"

b1476ba063e6d9577cd86db3db5dd98ff6bc78b9rbb#include "http_core.h"

18343797fadabacf01280b38ea7688690d12aec0rbb#include "mod_include.h"

178381ebc820fb4c429aa000240cc8ec42c99c58trawick#include "util_ebcdic.h"

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

138c8f7cb8254e035c6f45288e3909cd9c21be5cmartinmodule AP_MODULE_DECLARE_DATA include_module;

f6e9f5600e77b78fb013bb543d364135961639d1rbbstatic apr_hash_t *include_hash;

445997e06464e7625c7f0e22917f8f2d9876cfffrbbstatic APR_OPTIONAL_FN_TYPE(ap_register_include_handler) *ssi_pfn_register;

445997e06464e7625c7f0e22917f8f2d9876cfffrbb

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantzenum xbithack {

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz xbithack_off, xbithack_on, xbithack_full

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz};

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz

51be7fc538641ed7cb22e959eb31629f7183f70fianhstruct bndm_t {

51be7fc538641ed7cb22e959eb31629f7183f70fianh unsigned int T[256];

51be7fc538641ed7cb22e959eb31629f7183f70fianh unsigned int x;

51be7fc538641ed7cb22e959eb31629f7183f70fianh} ;

51be7fc538641ed7cb22e959eb31629f7183f70fianh

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantztypedef struct {

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz char *default_error_msg;

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz char *default_time_fmt;

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz enum xbithack *xbithack;

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz} include_dir_config;

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz

51be7fc538641ed7cb22e959eb31629f7183f70fianhtypedef struct {

51be7fc538641ed7cb22e959eb31629f7183f70fianh char *default_start_tag;

51be7fc538641ed7cb22e959eb31629f7183f70fianh char *default_end_tag;

51be7fc538641ed7cb22e959eb31629f7183f70fianh int start_tag_len;

51be7fc538641ed7cb22e959eb31629f7183f70fianh bndm_t start_seq_pat;

103005439776bb7aeccb95ebf4761ebfef3f9c39ianh char *undefinedEcho;

103005439776bb7aeccb95ebf4761ebfef3f9c39ianh int undefinedEchoLen;

51be7fc538641ed7cb22e959eb31629f7183f70fianh} include_server_config;

51be7fc538641ed7cb22e959eb31629f7183f70fianh

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz#ifdef XBITHACK

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz#define DEFAULT_XBITHACK xbithack_full

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz#else

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz#define DEFAULT_XBITHACK xbithack_off

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz#endif

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz

b42a7e46e4f80282bd27e96d43c9510b14ccb9aarbb#define BYTE_COUNT_THRESHOLD AP_MIN_BYTES_TO_WRITE

f6e9f5600e77b78fb013bb543d364135961639d1rbb

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

30b9959208c26420c95d176e457ccc6b5f725194jerenkrantzstatic const char lazy_eval_sentinel;

30b9959208c26420c95d176e457ccc6b5f725194jerenkrantz#define LAZY_VALUE (&lazy_eval_sentinel)

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz

0f081398cf0eef8cc7c66a535d450110a92dc8aefieldingstatic void add_include_vars(request_rec *r, char *timefmt)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

1ccd992d37d62c8cb2056126f2234f64ec189bfddougm apr_table_t *e = r->subprocess_env;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding char *t;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

30b9959208c26420c95d176e457ccc6b5f725194jerenkrantz apr_table_setn(e, "DATE_LOCAL", LAZY_VALUE);

30b9959208c26420c95d176e457ccc6b5f725194jerenkrantz apr_table_setn(e, "DATE_GMT", LAZY_VALUE);

30b9959208c26420c95d176e457ccc6b5f725194jerenkrantz apr_table_setn(e, "LAST_MODIFIED", LAZY_VALUE);

1ccd992d37d62c8cb2056126f2234f64ec189bfddougm apr_table_setn(e, "DOCUMENT_URI", r->uri);

441bd066858500e75e4f63ef149120bcf523de58jerenkrantz if (r->path_info && *r->path_info) {

441bd066858500e75e4f63ef149120bcf523de58jerenkrantz apr_table_setn(e, "DOCUMENT_PATH_INFO", r->path_info);

441bd066858500e75e4f63ef149120bcf523de58jerenkrantz }

30b9959208c26420c95d176e457ccc6b5f725194jerenkrantz apr_table_setn(e, "USER_NAME", LAZY_VALUE);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if ((t = strrchr(r->filename, '/'))) {

1ccd992d37d62c8cb2056126f2234f64ec189bfddougm apr_table_setn(e, "DOCUMENT_NAME", ++t);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding else {

1ccd992d37d62c8cb2056126f2234f64ec189bfddougm apr_table_setn(e, "DOCUMENT_NAME", r->uri);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if (r->args) {

1ccd992d37d62c8cb2056126f2234f64ec189bfddougm char *arg_copy = apr_pstrdup(r->pool, r->args);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding ap_unescape_url(arg_copy);

1ccd992d37d62c8cb2056126f2234f64ec189bfddougm apr_table_setn(e, "QUERY_STRING_UNESCAPED",

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding ap_escape_shell_cmd(r->pool, arg_copy));

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding}

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantzstatic const char *add_include_vars_lazy(request_rec *r, const char *var)

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz{

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz char *val;

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz if (!strcasecmp(var, "DATE_LOCAL")) {

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz include_dir_config *conf =

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz (include_dir_config *)ap_get_module_config(r->per_dir_config,

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz &include_module);

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz val = ap_ht_time(r->pool, r->request_time, conf->default_time_fmt, 0);

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz }

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz else if (!strcasecmp(var, "DATE_GMT")) {

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz include_dir_config *conf =

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz (include_dir_config *)ap_get_module_config(r->per_dir_config,

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz &include_module);

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz val = ap_ht_time(r->pool, r->request_time, conf->default_time_fmt, 1);

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz }

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz else if (!strcasecmp(var, "LAST_MODIFIED")) {

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz include_dir_config *conf =

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz (include_dir_config *)ap_get_module_config(r->per_dir_config,

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz &include_module);

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz val = ap_ht_time(r->pool, r->finfo.mtime, conf->default_time_fmt, 0);

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz }

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz else if (!strcasecmp(var, "USER_NAME")) {

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz if (apr_get_username(&val, r->finfo.user, r->pool) != APR_SUCCESS) {

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz val = "<unknown>";

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz }

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz }

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz else {

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz val = NULL;

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz }

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz if (val) {

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz apr_table_setn(r->subprocess_env, var, val);

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz }

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz return val;

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz}

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowestatic const char *get_include_var(request_rec *r, include_ctx_t *ctx,

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe const char *var)

30b9959208c26420c95d176e457ccc6b5f725194jerenkrantz{

30b9959208c26420c95d176e457ccc6b5f725194jerenkrantz const char *val;

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe if (apr_isdigit(*var) && !var[1]) {

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe /* Handle $0 .. $9 from the last regex evaluated.

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe if (!ctx->re_result || !ctx->re_string) {

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe return NULL;

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe }

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe else {

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe int idx = atoi(var);

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe apr_size_t len = (*ctx->re_result)[idx].rm_eo

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe - (*ctx->re_result)[idx].rm_so;

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe if ( (*ctx->re_result)[idx].rm_so < 0

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe || (*ctx->re_result)[idx].rm_eo < 0) {

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe return NULL;

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe }

ffa44425004f3f2425e08ab907c67429664da02awrowe val = apr_pstrmemdup(r->pool, ctx->re_string

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe + (*ctx->re_result)[idx].rm_so, len);

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe }

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe }

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe else {

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe val = apr_table_get(r->subprocess_env, var);

30b9959208c26420c95d176e457ccc6b5f725194jerenkrantz

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe if (val == LAZY_VALUE)

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe val = add_include_vars_lazy(r, var);

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe }

30b9959208c26420c95d176e457ccc6b5f725194jerenkrantz return val;

30b9959208c26420c95d176e457ccc6b5f725194jerenkrantz}

30b9959208c26420c95d176e457ccc6b5f725194jerenkrantz

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantzstatic void bndm_compile(bndm_t *t, const char *n, apr_size_t nl)

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz{

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz unsigned int x;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz const char *ne = n + nl;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz memset(t->T, 0, sizeof(unsigned int) * 256);

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz for (x = 1; n < ne; x <<= 1)

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz t->T[(unsigned char) *n++] |= x;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz t->x = x - 1;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz}

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

1627792f516dc22cf12ac193cc48441d0a3701dajerenkrantzstatic apr_size_t bndm(const char *n, apr_size_t nl, const char *h,

1627792f516dc22cf12ac193cc48441d0a3701dajerenkrantz apr_size_t hl, bndm_t *t)

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz{

95ca1a6ff23adde7ae9cbbec7b6754d9aecacc2dbrianp const char *skip;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz const char *he, *p, *pi;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz unsigned int *T, x, d;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz he = h + hl;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz T = t->T;

0d628dd174dd6de13463b10d2599f6cac24e9fe8brianp x = t->x;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz pi = h - 1; /* pi: p initial */

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz p = pi + nl; /* compare window right to left. point to the first char */

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz while (p < he) {

95ca1a6ff23adde7ae9cbbec7b6754d9aecacc2dbrianp skip = p;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz d = x;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz do {

0d628dd174dd6de13463b10d2599f6cac24e9fe8brianp d &= T[(unsigned char) *p--];

0d628dd174dd6de13463b10d2599f6cac24e9fe8brianp if (!d) {

0d628dd174dd6de13463b10d2599f6cac24e9fe8brianp break;

0d628dd174dd6de13463b10d2599f6cac24e9fe8brianp }

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz if ((d & 1)) {

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz if (p != pi)

95ca1a6ff23adde7ae9cbbec7b6754d9aecacc2dbrianp skip = p;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz else

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz return p - h + 1;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz }

0d628dd174dd6de13463b10d2599f6cac24e9fe8brianp d >>= 1;

0d628dd174dd6de13463b10d2599f6cac24e9fe8brianp } while (d);

0d628dd174dd6de13463b10d2599f6cac24e9fe8brianp

95ca1a6ff23adde7ae9cbbec7b6754d9aecacc2dbrianp pi = skip;

95ca1a6ff23adde7ae9cbbec7b6754d9aecacc2dbrianp p = pi + nl;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz }

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz return hl;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz}

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantzstatic apr_bucket* found_start_sequence(apr_bucket *dptr,

e85d1bc5205a1b1299e9dcffd4df22f8f8bbe8cdwrowe include_ctx_t *ctx,

e85d1bc5205a1b1299e9dcffd4df22f8f8bbe8cdwrowe int tagStart)

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz{

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz /* We want to split the bucket at the '<'. */

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->state = PARSE_DIRECTIVE;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->tag_length = 0;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->parse_pos = 0;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->tag_start_bucket = dptr;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->tag_start_index = tagStart;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz if (ctx->head_start_index > 0) {

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz apr_bucket *tmp_bkt;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz /* Split the bucket with the start of the tag in it */

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz apr_bucket_split(ctx->head_start_bucket, ctx->head_start_index);

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz tmp_bkt = APR_BUCKET_NEXT(ctx->head_start_bucket);

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz /* If it was a one bucket match */

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz if (dptr == ctx->head_start_bucket) {

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->tag_start_bucket = tmp_bkt;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->tag_start_index = tagStart - ctx->head_start_index;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz }

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->head_start_bucket = tmp_bkt;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->head_start_index = 0;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz }

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz return ctx->head_start_bucket;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz}

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

b980ad7fdc218b4855cde9f75a747527f50c554dwrowestatic apr_bucket *find_start_sequence(apr_bucket *dptr, include_ctx_t *ctx,

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz apr_bucket_brigade *bb, int *do_cleanup)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

cd36eaa1f276d94ef45e8665cc701ac1d5fc5ba3trawick apr_size_t len;

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb const char *c;

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb const char *buf;

51be7fc538641ed7cb22e959eb31629f7183f70fianh const char *str = ctx->start_seq ;

51be7fc538641ed7cb22e959eb31629f7183f70fianh apr_size_t slen = ctx->start_seq_len;

8204f955c6ec6281031320ec15ccf8f1531ee3cawrowe apr_size_t pos;

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb *do_cleanup = 0;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb do {

fc9e11c98ca76d8b1a4fedfced2a04e543162535jwoolley apr_status_t rv = 0;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz int read_done = 0;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz

b980ad7fdc218b4855cde9f75a747527f50c554dwrowe if (APR_BUCKET_IS_EOS(dptr)) {

fcc991411813d0ceaca4a76675f771e1f06617cdtrawick break;

fcc991411813d0ceaca4a76675f771e1f06617cdtrawick }

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz

975f1dd40035607cc5f408439c4ea1457528590dbrianp#if 0

975f1dd40035607cc5f408439c4ea1457528590dbrianp /* XXX the bucket flush support is commented out for now

83ca150ef902e9692972aa923e893bc6406d20f1ianh if (APR_BUCKET_IS_FLUSH(dptr)) {

83ca150ef902e9692972aa923e893bc6406d20f1ianh apr_bucket *old = dptr;

83ca150ef902e9692972aa923e893bc6406d20f1ianh dptr = APR_BUCKET_NEXT(old);

83ca150ef902e9692972aa923e893bc6406d20f1ianh APR_BUCKET_REMOVE(old);

83ca150ef902e9692972aa923e893bc6406d20f1ianh ctx->output_now = 1;

83ca150ef902e9692972aa923e893bc6406d20f1ianh ctx->output_flush = 1;

83ca150ef902e9692972aa923e893bc6406d20f1ianh }

975f1dd40035607cc5f408439c4ea1457528590dbrianp else

975f1dd40035607cc5f408439c4ea1457528590dbrianp#endif /* 0 */

975f1dd40035607cc5f408439c4ea1457528590dbrianp if (ctx->bytes_parsed >= BYTE_COUNT_THRESHOLD) {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz ctx->output_now = 1;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz }

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz else if (ctx->bytes_parsed > 0) {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz rv = apr_bucket_read(dptr, &buf, &len, APR_NONBLOCK_READ);

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz read_done = 1;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz if (APR_STATUS_IS_EAGAIN(rv)) {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz ctx->output_now = 1;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

b42a7e46e4f80282bd27e96d43c9510b14ccb9aarbb

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz if (ctx->output_now) {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz apr_bucket *start_bucket;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz if (ctx->head_start_index > 0) {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz start_bucket = ctx->head_start_bucket;

8173eb0f84c2dd1f08802aadc90731cc89ba5c0ejerenkrantz apr_bucket_split(start_bucket, ctx->head_start_index);

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz start_bucket = APR_BUCKET_NEXT(start_bucket);

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz ctx->head_start_index = 0;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz ctx->head_start_bucket = start_bucket;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz ctx->parse_pos = 0;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz ctx->state = PRE_HEAD;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz }

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz else {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz start_bucket = dptr;

b42a7e46e4f80282bd27e96d43c9510b14ccb9aarbb }

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz return start_bucket;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz }

b42a7e46e4f80282bd27e96d43c9510b14ccb9aarbb

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz if (!read_done) {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz rv = apr_bucket_read(dptr, &buf, &len, APR_BLOCK_READ);

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz }

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz if (!APR_STATUS_IS_SUCCESS(rv)) {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz ctx->status = rv;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz return NULL;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz }

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz if (len == 0) { /* end of pipe? */

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz break;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz }

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz /* Set our buffer to use. */

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz c = buf;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz /* The last bucket had a left over partial match that we need to

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz if (ctx->state == PARSE_HEAD)

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz {

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz apr_size_t tmpLen;

71d0a4ed0b2d20444f64a938ed2f11b372408f30ianh tmpLen = (len < (slen - 1)) ? len : (slen - 1);

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz while (c < buf + tmpLen && *c == str[ctx->parse_pos])

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz {

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz c++;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->parse_pos++;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz }

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz if (str[ctx->parse_pos] == '\0')

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz {

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->bytes_parsed += c - buf;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz return found_start_sequence(dptr, ctx, c - buf);

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz }

71d0a4ed0b2d20444f64a938ed2f11b372408f30ianh else if (c == buf + tmpLen) {

71d0a4ed0b2d20444f64a938ed2f11b372408f30ianh dptr = APR_BUCKET_NEXT(dptr);

71d0a4ed0b2d20444f64a938ed2f11b372408f30ianh continue;

71d0a4ed0b2d20444f64a938ed2f11b372408f30ianh }

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

095071bbd0b3ccccd6883edc7cd10f13cac71160ianh /* False alarm...

88aa2aa192b60ddbe8b0f7062df066edcdbfda93jwoolley APR_BRIGADE_PREPEND(bb, ctx->ssi_tag_brigade);

83ca150ef902e9692972aa923e893bc6406d20f1ianh

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->state = PRE_HEAD;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz }

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz if (len)

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz {

51be7fc538641ed7cb22e959eb31629f7183f70fianh pos = bndm(str, slen, c, len, ctx->start_seq_pat);

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz if (pos != len)

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz {

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->head_start_bucket = dptr;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->head_start_index = pos;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->bytes_parsed += pos + slen;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz return found_start_sequence(dptr, ctx, pos + slen);

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz }

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz }

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz /* Consider the case where we have <!-- at the end of the bucket. */

e98a7a7acc2861a0987318b2580872d2c8ca1fe2brianp if (len > slen) {

e98a7a7acc2861a0987318b2580872d2c8ca1fe2brianp ctx->bytes_parsed += (len - slen);

e98a7a7acc2861a0987318b2580872d2c8ca1fe2brianp c = buf + len - slen;

e98a7a7acc2861a0987318b2580872d2c8ca1fe2brianp }

e98a7a7acc2861a0987318b2580872d2c8ca1fe2brianp else {

e98a7a7acc2861a0987318b2580872d2c8ca1fe2brianp c = buf;

e98a7a7acc2861a0987318b2580872d2c8ca1fe2brianp }

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->parse_pos = 0;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz while (c < buf + len)

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz {

18343797fadabacf01280b38ea7688690d12aec0rbb if (*c == str[ctx->parse_pos]) {

18343797fadabacf01280b38ea7688690d12aec0rbb if (ctx->state == PRE_HEAD) {

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz ctx->state = PARSE_HEAD;

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->head_start_bucket = dptr;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz ctx->head_start_index = c - buf;

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->parse_pos++;

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb }

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz else if (ctx->parse_pos != 0)

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz {

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz /* The reason for this, is that we need to make sure

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz /* FIXME: Why? */

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz *do_cleanup = 1;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz if (*c == str[0]) {

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->parse_pos = 1;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->head_start_index = c - buf;

18343797fadabacf01280b38ea7688690d12aec0rbb }

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz else {

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->parse_pos = 0;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->state = PRE_HEAD;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->head_start_bucket = NULL;

f00d1e76bae896c2f6a520eec69b1d0d802d4108jerenkrantz ctx->head_start_index = 0;

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb c++;

b42a7e46e4f80282bd27e96d43c9510b14ccb9aarbb ctx->bytes_parsed++;

18343797fadabacf01280b38ea7688690d12aec0rbb }

b980ad7fdc218b4855cde9f75a747527f50c554dwrowe dptr = APR_BUCKET_NEXT(dptr);

b980ad7fdc218b4855cde9f75a747527f50c554dwrowe } while (dptr != APR_BRIGADE_SENTINEL(bb));

83ca150ef902e9692972aa923e893bc6406d20f1ianh

83ca150ef902e9692972aa923e893bc6406d20f1ianh

18343797fadabacf01280b38ea7688690d12aec0rbb return NULL;

18343797fadabacf01280b38ea7688690d12aec0rbb}

18343797fadabacf01280b38ea7688690d12aec0rbb

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantzstatic apr_bucket *find_end_sequence(apr_bucket *dptr, include_ctx_t *ctx,

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz apr_bucket_brigade *bb)

18343797fadabacf01280b38ea7688690d12aec0rbb{

cd36eaa1f276d94ef45e8665cc701ac1d5fc5ba3trawick apr_size_t len;

18343797fadabacf01280b38ea7688690d12aec0rbb const char *c;

18343797fadabacf01280b38ea7688690d12aec0rbb const char *buf;

51be7fc538641ed7cb22e959eb31629f7183f70fianh const char *str = ctx->end_seq;

6d888d6b9c0e0c08903e4bbd31d407915d5ad7b0brianp const char *start;

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb do {

fc9e11c98ca76d8b1a4fedfced2a04e543162535jwoolley apr_status_t rv = 0;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz int read_done = 0;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz

b980ad7fdc218b4855cde9f75a747527f50c554dwrowe if (APR_BUCKET_IS_EOS(dptr)) {

18343797fadabacf01280b38ea7688690d12aec0rbb break;

18343797fadabacf01280b38ea7688690d12aec0rbb }

975f1dd40035607cc5f408439c4ea1457528590dbrianp#if 0

975f1dd40035607cc5f408439c4ea1457528590dbrianp /* XXX the bucket flush support is commented out for now

83ca150ef902e9692972aa923e893bc6406d20f1ianh if (APR_BUCKET_IS_FLUSH(dptr)) {

83ca150ef902e9692972aa923e893bc6406d20f1ianh apr_bucket *old = dptr;

83ca150ef902e9692972aa923e893bc6406d20f1ianh dptr = APR_BUCKET_NEXT(old);

83ca150ef902e9692972aa923e893bc6406d20f1ianh APR_BUCKET_REMOVE(old);

83ca150ef902e9692972aa923e893bc6406d20f1ianh ctx->output_now = 1;

83ca150ef902e9692972aa923e893bc6406d20f1ianh ctx->output_flush = 1;

83ca150ef902e9692972aa923e893bc6406d20f1ianh }

975f1dd40035607cc5f408439c4ea1457528590dbrianp else

975f1dd40035607cc5f408439c4ea1457528590dbrianp#endif /* 0 */

975f1dd40035607cc5f408439c4ea1457528590dbrianp if (ctx->bytes_parsed >= BYTE_COUNT_THRESHOLD) {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz ctx->output_now = 1;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz }

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz else if (ctx->bytes_parsed > 0) {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz rv = apr_bucket_read(dptr, &buf, &len, APR_NONBLOCK_READ);

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz read_done = 1;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz if (APR_STATUS_IS_EAGAIN(rv)) {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz ctx->output_now = 1;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz }

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz }

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz if (ctx->output_now) {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz if (ctx->state == PARSE_DIRECTIVE) {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz /* gonna start over parsing the directive next time through */

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz ctx->directive_length = 0;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz ctx->tag_length = 0;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz }

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz return dptr;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz }

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz if (!read_done) {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz rv = apr_bucket_read(dptr, &buf, &len, APR_BLOCK_READ);

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz }

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz if (!APR_STATUS_IS_SUCCESS(rv)) {

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz ctx->status = rv;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz return NULL;

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz }

e099672a13ea4ff4a11f130406f1baecba5949bajerenkrantz

18343797fadabacf01280b38ea7688690d12aec0rbb if (len == 0) { /* end of pipe? */

18343797fadabacf01280b38ea7688690d12aec0rbb break;

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb if (dptr == ctx->tag_start_bucket) {

18343797fadabacf01280b38ea7688690d12aec0rbb c = buf + ctx->tag_start_index;

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb else {

18343797fadabacf01280b38ea7688690d12aec0rbb c = buf;

18343797fadabacf01280b38ea7688690d12aec0rbb }

6d888d6b9c0e0c08903e4bbd31d407915d5ad7b0brianp start = c;

3084ccb696461ceb2fc4fbe76e302640eaac6a18wrowe while (c < buf + len) {

18343797fadabacf01280b38ea7688690d12aec0rbb if (*c == str[ctx->parse_pos]) {

f6e9f5600e77b78fb013bb543d364135961639d1rbb if (ctx->state != PARSE_TAIL) {

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->state = PARSE_TAIL;

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->tail_start_bucket = dptr;

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->tail_start_index = c - buf;

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->parse_pos++;

51ced3b28ef430a96586284d4320f7dbdaf7225ebrianp if (str[ctx->parse_pos] == '\0') {

51ced3b28ef430a96586284d4320f7dbdaf7225ebrianp apr_bucket *tmp_buck = dptr;

51ced3b28ef430a96586284d4320f7dbdaf7225ebrianp

51ced3b28ef430a96586284d4320f7dbdaf7225ebrianp /* We want to split the bucket at the '>'. The

6d888d6b9c0e0c08903e4bbd31d407915d5ad7b0brianp c++;

6d888d6b9c0e0c08903e4bbd31d407915d5ad7b0brianp ctx->bytes_parsed += (c - start);

51ced3b28ef430a96586284d4320f7dbdaf7225ebrianp ctx->state = PARSED;

6d888d6b9c0e0c08903e4bbd31d407915d5ad7b0brianp apr_bucket_split(dptr, c - buf);

51ced3b28ef430a96586284d4320f7dbdaf7225ebrianp tmp_buck = APR_BUCKET_NEXT(dptr);

51ced3b28ef430a96586284d4320f7dbdaf7225ebrianp return (tmp_buck);

51ced3b28ef430a96586284d4320f7dbdaf7225ebrianp }

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb else {

f6e9f5600e77b78fb013bb543d364135961639d1rbb if (ctx->state == PARSE_DIRECTIVE) {

18343797fadabacf01280b38ea7688690d12aec0rbb if (ctx->tag_length == 0) {

18343797fadabacf01280b38ea7688690d12aec0rbb if (!apr_isspace(*c)) {

1529f046f1de1b55d17f45a1cbf4fb3d99211ed0brianp const char *tmp = c;

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->tag_start_bucket = dptr;

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->tag_start_index = c - buf;

1529f046f1de1b55d17f45a1cbf4fb3d99211ed0brianp do {

1529f046f1de1b55d17f45a1cbf4fb3d99211ed0brianp c++;

1529f046f1de1b55d17f45a1cbf4fb3d99211ed0brianp } while ((c < buf + len) && !apr_isspace(*c) &&

1529f046f1de1b55d17f45a1cbf4fb3d99211ed0brianp *c != *str);

1529f046f1de1b55d17f45a1cbf4fb3d99211ed0brianp ctx->tag_length = ctx->directive_length = c - tmp;

1529f046f1de1b55d17f45a1cbf4fb3d99211ed0brianp continue;

18343797fadabacf01280b38ea7688690d12aec0rbb }

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb }

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb else {

f6e9f5600e77b78fb013bb543d364135961639d1rbb if (!apr_isspace(*c)) {

f6e9f5600e77b78fb013bb543d364135961639d1rbb ctx->directive_length++;

f6e9f5600e77b78fb013bb543d364135961639d1rbb }

f6e9f5600e77b78fb013bb543d364135961639d1rbb else {

f6e9f5600e77b78fb013bb543d364135961639d1rbb ctx->state = PARSE_TAG;

f6e9f5600e77b78fb013bb543d364135961639d1rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->tag_length++;

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb }

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb }

f6e9f5600e77b78fb013bb543d364135961639d1rbb else if (ctx->state == PARSE_TAG) {

ac43284ac9675e3f99ec3aadf42e20551dbdae17brianp const char *tmp = c;

ac43284ac9675e3f99ec3aadf42e20551dbdae17brianp do {

ac43284ac9675e3f99ec3aadf42e20551dbdae17brianp c++;

ac43284ac9675e3f99ec3aadf42e20551dbdae17brianp } while ((c < buf + len) && (*c != *str));

ac43284ac9675e3f99ec3aadf42e20551dbdae17brianp ctx->tag_length += (c - tmp);

ac43284ac9675e3f99ec3aadf42e20551dbdae17brianp continue;

f6e9f5600e77b78fb013bb543d364135961639d1rbb }

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb else {

51ced3b28ef430a96586284d4320f7dbdaf7225ebrianp if (ctx->parse_pos != 0) {

18343797fadabacf01280b38ea7688690d12aec0rbb /* The reason for this, is that we need to make sure

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->tag_length += ctx->parse_pos;

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb if (*c == str[0]) {

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz ctx->state = PARSE_TAIL;

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->tail_start_bucket = dptr;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz ctx->tail_start_index = c - buf;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz ctx->parse_pos = 1;

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb else {

82630c4a04be47f39298d3284b2c596244fb509bbrianp ctx->tag_length++;

f6e9f5600e77b78fb013bb543d364135961639d1rbb if (ctx->tag_length > ctx->directive_length) {

f6e9f5600e77b78fb013bb543d364135961639d1rbb ctx->state = PARSE_TAG;

f6e9f5600e77b78fb013bb543d364135961639d1rbb }

f6e9f5600e77b78fb013bb543d364135961639d1rbb else {

f6e9f5600e77b78fb013bb543d364135961639d1rbb ctx->state = PARSE_DIRECTIVE;

f6e9f5600e77b78fb013bb543d364135961639d1rbb ctx->directive_length += ctx->parse_pos;

f6e9f5600e77b78fb013bb543d364135961639d1rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->tail_start_bucket = NULL;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz ctx->tail_start_index = 0;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz ctx->parse_pos = 0;

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb c++;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

6d888d6b9c0e0c08903e4bbd31d407915d5ad7b0brianp ctx->bytes_parsed += (c - start);

b980ad7fdc218b4855cde9f75a747527f50c554dwrowe dptr = APR_BUCKET_NEXT(dptr);

b980ad7fdc218b4855cde9f75a747527f50c554dwrowe } while (dptr != APR_BRIGADE_SENTINEL(bb));

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb return NULL;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding}

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

18343797fadabacf01280b38ea7688690d12aec0rbbstatic apr_status_t get_combined_directive (include_ctx_t *ctx,

18343797fadabacf01280b38ea7688690d12aec0rbb request_rec *r,

b980ad7fdc218b4855cde9f75a747527f50c554dwrowe apr_bucket_brigade *bb,

3084ccb696461ceb2fc4fbe76e302640eaac6a18wrowe char *tmp_buf,

3084ccb696461ceb2fc4fbe76e302640eaac6a18wrowe apr_size_t tmp_buf_size)

18343797fadabacf01280b38ea7688690d12aec0rbb{

3084ccb696461ceb2fc4fbe76e302640eaac6a18wrowe int done = 0;

3084ccb696461ceb2fc4fbe76e302640eaac6a18wrowe apr_bucket *dptr;

18343797fadabacf01280b38ea7688690d12aec0rbb const char *tmp_from;

cd36eaa1f276d94ef45e8665cc701ac1d5fc5ba3trawick apr_size_t tmp_from_len;

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb /* If the tag length is longer than the tmp buffer, allocate space. */

18343797fadabacf01280b38ea7688690d12aec0rbb if (ctx->tag_length > tmp_buf_size-1) {

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz if ((ctx->combined_tag = apr_pcalloc(r->pool,

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz ctx->tag_length + 1)) == NULL) {

18343797fadabacf01280b38ea7688690d12aec0rbb return (APR_ENOMEM);

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb } /* Else, just use the temp buffer. */

18343797fadabacf01280b38ea7688690d12aec0rbb else {

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->combined_tag = tmp_buf;

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb /* Prime the pump. Start at the beginning of the tag... */

18343797fadabacf01280b38ea7688690d12aec0rbb dptr = ctx->tag_start_bucket;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz /* Read the bucket... */

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz apr_bucket_read (dptr, &tmp_from, &tmp_from_len, 0);

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb /* Adjust the pointer to start at the tag within the bucket... */

18343797fadabacf01280b38ea7688690d12aec0rbb if (dptr == ctx->tail_start_bucket) {

18343797fadabacf01280b38ea7688690d12aec0rbb tmp_from_len -= (tmp_from_len - ctx->tail_start_index);

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb tmp_from = &tmp_from[ctx->tag_start_index];

18343797fadabacf01280b38ea7688690d12aec0rbb tmp_from_len -= ctx->tag_start_index;

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->curr_tag_pos = ctx->combined_tag;

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb /* Loop through the buckets from the tag_start_bucket until before

18343797fadabacf01280b38ea7688690d12aec0rbb do {

18343797fadabacf01280b38ea7688690d12aec0rbb memcpy (ctx->curr_tag_pos, tmp_from, tmp_from_len);

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->curr_tag_pos += tmp_from_len;

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb if (dptr == ctx->tail_start_bucket) {

18343797fadabacf01280b38ea7688690d12aec0rbb done = 1;

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb else {

b980ad7fdc218b4855cde9f75a747527f50c554dwrowe dptr = APR_BUCKET_NEXT (dptr);

b980ad7fdc218b4855cde9f75a747527f50c554dwrowe apr_bucket_read (dptr, &tmp_from, &tmp_from_len, 0);

18343797fadabacf01280b38ea7688690d12aec0rbb /* Adjust the count to stop at the beginning of the tail. */

18343797fadabacf01280b38ea7688690d12aec0rbb if (dptr == ctx->tail_start_bucket) {

18343797fadabacf01280b38ea7688690d12aec0rbb tmp_from_len -= (tmp_from_len - ctx->tail_start_index);

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb } while ((!done) &&

3084ccb696461ceb2fc4fbe76e302640eaac6a18wrowe (ctx->curr_tag_pos < ctx->combined_tag + ctx->tag_length));

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->combined_tag[ctx->tag_length] = '\0';

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->curr_tag_pos = ctx->combined_tag;

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb return (APR_SUCCESS);

18343797fadabacf01280b38ea7688690d12aec0rbb}

18343797fadabacf01280b38ea7688690d12aec0rbb

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding#define MAXENTLEN (6)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefieldingstatic void decodehtml(char *s)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding int val, i, j;

450fd97bdb54ac69e2cb552f034697a10868be3cbrianp char *p;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding const char *ents;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding static const char * const entlist[MAXENTLEN + 1] =

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding NULL, /* 0 */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding NULL, /* 1 */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding "lt\074gt\076", /* 2 */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding "amp\046ETH\320eth\360", /* 3 */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding "quot\042Auml\304Euml\313Iuml\317Ouml\326Uuml\334auml\344euml\353\

0f081398cf0eef8cc7c66a535d450110a92dc8aefieldingiuml\357ouml\366uuml\374yuml\377", /* 4 */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding "Acirc\302Aring\305AElig\306Ecirc\312Icirc\316Ocirc\324Ucirc\333\

0f081398cf0eef8cc7c66a535d450110a92dc8aefieldingucirc\373thorn\376", /* 5 */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding "Agrave\300Aacute\301Atilde\303Ccedil\307Egrave\310Eacute\311\

0f081398cf0eef8cc7c66a535d450110a92dc8aefieldingotilde\365oslash\370ugrave\371uacute\372yacute\375" /* 6 */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding };

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

450fd97bdb54ac69e2cb552f034697a10868be3cbrianp /* Do a fast scan through the string until we find anything

450fd97bdb54ac69e2cb552f034697a10868be3cbrianp for (; *s != '&'; s++) {

450fd97bdb54ac69e2cb552f034697a10868be3cbrianp if (*s == '\0') {

450fd97bdb54ac69e2cb552f034697a10868be3cbrianp return;

450fd97bdb54ac69e2cb552f034697a10868be3cbrianp }

450fd97bdb54ac69e2cb552f034697a10868be3cbrianp }

450fd97bdb54ac69e2cb552f034697a10868be3cbrianp

450fd97bdb54ac69e2cb552f034697a10868be3cbrianp for (p = s; *s != '\0'; s++, p++) {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if (*s != '&') {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding *p = *s;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding continue;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding /* find end of entity */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding for (i = 1; s[i] != ';' && s[i] != '\0'; i++) {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding continue;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if (s[i] == '\0') { /* treat as normal data */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding *p = *s;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding continue;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding /* is it numeric ? */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if (s[1] == '#') {

10a4cdd68ef1ca0e54af296fe1d08ac00150c90bwrowe for (j = 2, val = 0; j < i && apr_isdigit(s[j]); j++) {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding val = val * 10 + s[j] - '0';

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding s += i;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if (j < i || val <= 8 || (val >= 11 && val <= 31) ||

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding (val >= 127 && val <= 160) || val >= 256) {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding p--; /* no data to output */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding else {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding *p = RAW_ASCII_CHAR(val);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding else {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding j = i - 1;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if (j > MAXENTLEN || entlist[j] == NULL) {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding /* wrong length */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding *p = '&';

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding continue; /* skip it */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding for (ents = entlist[j]; *ents != '\0'; ents += i) {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if (strncmp(s + 1, ents, j) == 0) {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding break;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if (*ents == '\0') {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding *p = '&'; /* unknown */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding else {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding *p = RAW_ASCII_CHAR(((const unsigned char *) ents)[j]);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding s += i;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding *p = '\0';

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding}

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

18343797fadabacf01280b38ea7688690d12aec0rbb#define SKIP_TAG_WHITESPACE(ptr) while ((*ptr != '\0') && (apr_isspace (*ptr))) ptr++

18343797fadabacf01280b38ea7688690d12aec0rbb

445997e06464e7625c7f0e22917f8f2d9876cfffrbbstatic void ap_ssi_get_tag_and_value(include_ctx_t *ctx, char **tag,

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz char **tag_val, int dodecode)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

18343797fadabacf01280b38ea7688690d12aec0rbb char *c = ctx->curr_tag_pos;

18343797fadabacf01280b38ea7688690d12aec0rbb int shift_val = 0;

18343797fadabacf01280b38ea7688690d12aec0rbb char term = '\0';

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

18343797fadabacf01280b38ea7688690d12aec0rbb *tag_val = NULL;

82630c4a04be47f39298d3284b2c596244fb509bbrianp if (ctx->curr_tag_pos - ctx->combined_tag > ctx->tag_length) {

82630c4a04be47f39298d3284b2c596244fb509bbrianp *tag = NULL;

82630c4a04be47f39298d3284b2c596244fb509bbrianp return;

82630c4a04be47f39298d3284b2c596244fb509bbrianp }

18343797fadabacf01280b38ea7688690d12aec0rbb SKIP_TAG_WHITESPACE(c);

18343797fadabacf01280b38ea7688690d12aec0rbb *tag = c; /* First non-whitespace character (could be NULL). */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f6deff8fa9ad63fc576e8d91efc1d9afd068eccbrianp while (apr_islower(*c)) {

0f6deff8fa9ad63fc576e8d91efc1d9afd068eccbrianp c++; /* Optimization for the common case where the tag */

0f6deff8fa9ad63fc576e8d91efc1d9afd068eccbrianp } /* is already lowercase */

0f6deff8fa9ad63fc576e8d91efc1d9afd068eccbrianp

0f6deff8fa9ad63fc576e8d91efc1d9afd068eccbrianp while ((*c != '=') && (!apr_isspace(*c)) && (*c != '\0')) {

18343797fadabacf01280b38ea7688690d12aec0rbb *c = apr_tolower(*c); /* find end of tag, lowercasing as we go... */

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb c++;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

18343797fadabacf01280b38ea7688690d12aec0rbb if ((*c == '\0') || (**tag == '=')) {

18343797fadabacf01280b38ea7688690d12aec0rbb if ((**tag == '\0') || (**tag == '=')) {

18343797fadabacf01280b38ea7688690d12aec0rbb *tag = NULL;

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->curr_tag_pos = c;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz return; /* We have found the end of the buffer. */

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz } /* We might have a tag, but definitely no value. */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

18343797fadabacf01280b38ea7688690d12aec0rbb if (*c == '=') {

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz *c++ = '\0'; /* Overwrite the '=' with a terminating byte after tag. */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz else { /* Try skipping WS to find the '='. */

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz *c++ = '\0'; /* Terminate the tag... */

18343797fadabacf01280b38ea7688690d12aec0rbb SKIP_TAG_WHITESPACE(c);

18343797fadabacf01280b38ea7688690d12aec0rbb

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz /* There needs to be an equal sign if there's a value. */

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz if (*c != '=') {

18343797fadabacf01280b38ea7688690d12aec0rbb ctx->curr_tag_pos = c;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz return; /* There apparently was no value. */

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb else {

18343797fadabacf01280b38ea7688690d12aec0rbb c++; /* Skip the equals sign. */

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

18343797fadabacf01280b38ea7688690d12aec0rbb SKIP_TAG_WHITESPACE(c);

da56a2fee56858b4005bd37448e2cb083b54fdf8wrowe if (*c == '"' || *c == '\'' || *c == '`') {

da56a2fee56858b4005bd37448e2cb083b54fdf8wrowe /* Allow quoted values for space inclusion.

da56a2fee56858b4005bd37448e2cb083b54fdf8wrowe term = *c++;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb *tag_val = c;

a5a04992e4caa31b2131336d8751448616ba30cfbrianp if (!term) {

a5a04992e4caa31b2131336d8751448616ba30cfbrianp while (!apr_isspace(*c) && (*c != '\0')) {

a5a04992e4caa31b2131336d8751448616ba30cfbrianp c++;

a5a04992e4caa31b2131336d8751448616ba30cfbrianp }

a5a04992e4caa31b2131336d8751448616ba30cfbrianp }

a5a04992e4caa31b2131336d8751448616ba30cfbrianp else {

a5a04992e4caa31b2131336d8751448616ba30cfbrianp while ((*c != term) && (*c != '\0') && (*c != '\\')) {

a5a04992e4caa31b2131336d8751448616ba30cfbrianp /* Quickly scan past the string until we reach

47d7b9019e57fbf3eaa4d2b19bbbcce087dd8389rbb c++;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

a5a04992e4caa31b2131336d8751448616ba30cfbrianp if (*c == '\\') {

a5a04992e4caa31b2131336d8751448616ba30cfbrianp do {

a5a04992e4caa31b2131336d8751448616ba30cfbrianp /* Accept \" (or ' or `) as valid quotation of string.

a5a04992e4caa31b2131336d8751448616ba30cfbrianp if (*c == '\\') {

a5a04992e4caa31b2131336d8751448616ba30cfbrianp /* Overwrite the "\" during the embedded

a5a04992e4caa31b2131336d8751448616ba30cfbrianp c++;

a5a04992e4caa31b2131336d8751448616ba30cfbrianp if (*c == term) {

a5a04992e4caa31b2131336d8751448616ba30cfbrianp shift_val++;

a5a04992e4caa31b2131336d8751448616ba30cfbrianp }

a5a04992e4caa31b2131336d8751448616ba30cfbrianp if (shift_val > 0) {

a5a04992e4caa31b2131336d8751448616ba30cfbrianp *(c-shift_val) = *c;

a5a04992e4caa31b2131336d8751448616ba30cfbrianp }

a5a04992e4caa31b2131336d8751448616ba30cfbrianp if (*c == '\0') {

a5a04992e4caa31b2131336d8751448616ba30cfbrianp break;

a5a04992e4caa31b2131336d8751448616ba30cfbrianp }

a5a04992e4caa31b2131336d8751448616ba30cfbrianp }

18343797fadabacf01280b38ea7688690d12aec0rbb

a5a04992e4caa31b2131336d8751448616ba30cfbrianp c++;

a5a04992e4caa31b2131336d8751448616ba30cfbrianp if (shift_val > 0) {

a5a04992e4caa31b2131336d8751448616ba30cfbrianp *(c-shift_val) = *c;

a5a04992e4caa31b2131336d8751448616ba30cfbrianp }

a5a04992e4caa31b2131336d8751448616ba30cfbrianp } while ((*c != term) && (*c != '\0'));

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

18343797fadabacf01280b38ea7688690d12aec0rbb

ff2fef0d709ee06646b3462cd3ef39648a54c7f7jwoolley *(c-shift_val) = '\0'; /* Overwrites delimiter (term or WS) with NULL. */

aed7748511a45ed550ebb122d068b76e1e81e21ebrianp ctx->curr_tag_pos = ++c;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if (dodecode) {

18343797fadabacf01280b38ea7688690d12aec0rbb decodehtml(*tag_val);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb return;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding}

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

7f7ba3f0537003a359c42170aee14a101d7fe917brianp#define PARSE_STRING_INITIAL_SIZE 64

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

7f7ba3f0537003a359c42170aee14a101d7fe917brianpstatic char *ap_ssi_parse_string(request_rec *r, include_ctx_t *ctx,

7f7ba3f0537003a359c42170aee14a101d7fe917brianp const char *in, char *out,

7f7ba3f0537003a359c42170aee14a101d7fe917brianp apr_size_t length, int leave_name)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding char ch;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp char *next;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding char *end_out;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp apr_size_t out_size;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp

7f7ba3f0537003a359c42170aee14a101d7fe917brianp /* allocate an output buffer if needed */

7f7ba3f0537003a359c42170aee14a101d7fe917brianp if (!out) {

7f7ba3f0537003a359c42170aee14a101d7fe917brianp out_size = PARSE_STRING_INITIAL_SIZE;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp if (out_size > length) {

7f7ba3f0537003a359c42170aee14a101d7fe917brianp out_size = length;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp }

7f7ba3f0537003a359c42170aee14a101d7fe917brianp out = apr_palloc(r->pool, out_size);

7f7ba3f0537003a359c42170aee14a101d7fe917brianp }

7f7ba3f0537003a359c42170aee14a101d7fe917brianp else {

7f7ba3f0537003a359c42170aee14a101d7fe917brianp out_size = length;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding /* leave room for nul terminator */

7f7ba3f0537003a359c42170aee14a101d7fe917brianp end_out = out + out_size - 1;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

7f7ba3f0537003a359c42170aee14a101d7fe917brianp next = out;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding while ((ch = *in++) != '\0') {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding switch (ch) {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding case '\\':

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz if (next == end_out) {

7f7ba3f0537003a359c42170aee14a101d7fe917brianp if (out_size < length) {

7f7ba3f0537003a359c42170aee14a101d7fe917brianp /* double the buffer size */

7f7ba3f0537003a359c42170aee14a101d7fe917brianp apr_size_t new_out_size = out_size * 2;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp apr_size_t current_length = next - out;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp char *new_out;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp if (new_out_size > length) {

7f7ba3f0537003a359c42170aee14a101d7fe917brianp new_out_size = length;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp }

7f7ba3f0537003a359c42170aee14a101d7fe917brianp new_out = apr_palloc(r->pool, new_out_size);

7f7ba3f0537003a359c42170aee14a101d7fe917brianp memcpy(new_out, out, current_length);

7f7ba3f0537003a359c42170aee14a101d7fe917brianp out = new_out;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp out_size = new_out_size;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp end_out = out + out_size - 1;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp next = out + current_length;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp }

7f7ba3f0537003a359c42170aee14a101d7fe917brianp else {

7f7ba3f0537003a359c42170aee14a101d7fe917brianp /* truncated */

7f7ba3f0537003a359c42170aee14a101d7fe917brianp *next = '\0';

7f7ba3f0537003a359c42170aee14a101d7fe917brianp return out;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp }

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if (*in == '$') {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding *next++ = *in++;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding else {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding *next++ = ch;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding break;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding case '$':

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding {

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz const char *start_of_var_name;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz char *end_of_var_name; /* end of var name + 1 */

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz const char *expansion, *temp_end, *val;

18343797fadabacf01280b38ea7688690d12aec0rbb char tmp_store;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz size_t l;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz /* guess that the expansion won't happen */

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz expansion = in - 1;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz if (*in == '{') {

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz ++in;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz start_of_var_name = in;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz in = ap_strchr_c(in, '}');

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz if (in == NULL) {

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding ap_log_rerror(APLOG_MARK, APLOG_NOERRNO|APLOG_ERR,

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz 0, r, "Missing '}' on variable \"%s\"",

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz expansion);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding *next = '\0';

7f7ba3f0537003a359c42170aee14a101d7fe917brianp return out;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz temp_end = in;

87e9aee98265a06128c8ae448967fe98e271cce0trawick end_of_var_name = (char *)temp_end;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz ++in;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz }

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz else {

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz start_of_var_name = in;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz while (apr_isalnum(*in) || *in == '_') {

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz ++in;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz }

87e9aee98265a06128c8ae448967fe98e271cce0trawick temp_end = in;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz end_of_var_name = (char *)temp_end;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz }

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz /* what a pain, too bad there's no table_getn where you can

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz l = end_of_var_name - start_of_var_name;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz if (l != 0) {

445997e06464e7625c7f0e22917f8f2d9876cfffrbb tmp_store = *end_of_var_name;

445997e06464e7625c7f0e22917f8f2d9876cfffrbb *end_of_var_name = '\0';

c6a9d49433c9ba5b18b26c3d764f1bbcb9746090wrowe val = get_include_var(r, ctx, start_of_var_name);

445997e06464e7625c7f0e22917f8f2d9876cfffrbb *end_of_var_name = tmp_store;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz if (val) {

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz expansion = val;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz l = strlen(expansion);

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz }

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz else if (leave_name) {

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz l = in - expansion;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz }

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz else {

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz /* no expansion to be done */

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz break;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz }

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz }

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz else {

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz /* zero-length variable name causes just the $ to be

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz l = 1;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz }

7f7ba3f0537003a359c42170aee14a101d7fe917brianp if ((next + l > end_out) && (out_size < length)) {

7f7ba3f0537003a359c42170aee14a101d7fe917brianp /* increase the buffer size to accommodate l more chars */

7f7ba3f0537003a359c42170aee14a101d7fe917brianp apr_size_t new_out_size = out_size;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp apr_size_t current_length = next - out;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp char *new_out;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp do {

7f7ba3f0537003a359c42170aee14a101d7fe917brianp new_out_size *= 2;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp } while (new_out_size < current_length + l);

7f7ba3f0537003a359c42170aee14a101d7fe917brianp if (new_out_size > length) {

7f7ba3f0537003a359c42170aee14a101d7fe917brianp new_out_size = length;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp }

7f7ba3f0537003a359c42170aee14a101d7fe917brianp new_out = apr_palloc(r->pool, new_out_size);

7f7ba3f0537003a359c42170aee14a101d7fe917brianp memcpy(new_out, out, current_length);

7f7ba3f0537003a359c42170aee14a101d7fe917brianp out = new_out;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp out_size = new_out_size;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp end_out = out + out_size - 1;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp next = out + current_length;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp }

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz l = ((int)l > end_out - next) ? (end_out - next) : l;

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz memcpy(next, expansion, l);

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz next += l;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding break;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding default:

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz if (next == end_out) {

7f7ba3f0537003a359c42170aee14a101d7fe917brianp if (out_size < length) {

7f7ba3f0537003a359c42170aee14a101d7fe917brianp /* double the buffer size */

7f7ba3f0537003a359c42170aee14a101d7fe917brianp apr_size_t new_out_size = out_size * 2;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp apr_size_t current_length = next - out;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp char *new_out;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp if (new_out_size > length) {

7f7ba3f0537003a359c42170aee14a101d7fe917brianp new_out_size = length;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp }

7f7ba3f0537003a359c42170aee14a101d7fe917brianp new_out = apr_palloc(r->pool, new_out_size);

7f7ba3f0537003a359c42170aee14a101d7fe917brianp memcpy(new_out, out, current_length);

7f7ba3f0537003a359c42170aee14a101d7fe917brianp out = new_out;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp out_size = new_out_size;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp end_out = out + out_size - 1;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp next = out + current_length;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp }

7f7ba3f0537003a359c42170aee14a101d7fe917brianp else {

7f7ba3f0537003a359c42170aee14a101d7fe917brianp /* truncated */

7f7ba3f0537003a359c42170aee14a101d7fe917brianp *next = '\0';

7f7ba3f0537003a359c42170aee14a101d7fe917brianp return out;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp }

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding *next++ = ch;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding break;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding *next = '\0';

7f7ba3f0537003a359c42170aee14a101d7fe917brianp return out;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding}

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefieldingstatic int is_only_below(const char *path)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding#ifdef HAVE_DRIVE_LETTERS

50e59a535cafd083838a173aedf9cfa6917d016dwrowe if (path[1] == ':')

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz return 0;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding#endif

50e59a535cafd083838a173aedf9cfa6917d016dwrowe#ifdef NETWARE

f7e94f9555c0632e8a290a7e76d778e8c7daf425jerenkrantz if (strchr(path, ':'))

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz return 0;

50e59a535cafd083838a173aedf9cfa6917d016dwrowe#endif

50e59a535cafd083838a173aedf9cfa6917d016dwrowe if (path[0] == '/') {

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz return 0;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding while (*path) {

50e59a535cafd083838a173aedf9cfa6917d016dwrowe int dots = 0;

50e59a535cafd083838a173aedf9cfa6917d016dwrowe while (path[dots] == '.')

50e59a535cafd083838a173aedf9cfa6917d016dwrowe ++dots;

50e59a535cafd083838a173aedf9cfa6917d016dwrowe#if defined(WIN32)

50e59a535cafd083838a173aedf9cfa6917d016dwrowe /* If the name is canonical this is redundant

50e59a535cafd083838a173aedf9cfa6917d016dwrowe if (dots > 1 && (!path[dots] || path[dots] == '/'))

50e59a535cafd083838a173aedf9cfa6917d016dwrowe return 0;

50e59a535cafd083838a173aedf9cfa6917d016dwrowe#else

50e59a535cafd083838a173aedf9cfa6917d016dwrowe if (dots == 2 && (!path[dots] || path[dots] == '/'))

50e59a535cafd083838a173aedf9cfa6917d016dwrowe return 0;

50e59a535cafd083838a173aedf9cfa6917d016dwrowe#endif

50e59a535cafd083838a173aedf9cfa6917d016dwrowe path += dots;

59004ab0feba0b23cf50c35c901e051c4965dbc4brianp /* Advance to either the null byte at the end of the

59004ab0feba0b23cf50c35c901e051c4965dbc4brianp while (*path && (*path++ != '/')) {

59004ab0feba0b23cf50c35c901e051c4965dbc4brianp continue;

82630c4a04be47f39298d3284b2c596244fb509bbrianp }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding return 1;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding}

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantzstatic int handle_include(include_ctx_t *ctx, apr_bucket_brigade **bb,

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz request_rec *r, ap_filter_t *f, apr_bucket *head_ptr,

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz apr_bucket **inserted_head)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

18343797fadabacf01280b38ea7688690d12aec0rbb char *tag = NULL;

18343797fadabacf01280b38ea7688690d12aec0rbb char *tag_val = NULL;

b980ad7fdc218b4855cde9f75a747527f50c554dwrowe apr_bucket *tmp_buck;

7f7ba3f0537003a359c42170aee14a101d7fe917brianp char *parsed_string;

374e2f2d7ee8274b53fddb0d4e3270105377b868gregames int loglevel = APLOG_ERR;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

18343797fadabacf01280b38ea7688690d12aec0rbb *inserted_head = NULL;

18343797fadabacf01280b38ea7688690d12aec0rbb if (ctx->flags & FLAG_PRINTING) {

18343797fadabacf01280b38ea7688690d12aec0rbb while (1) {

445997e06464e7625c7f0e22917f8f2d9876cfffrbb ap_ssi_get_tag_and_value(ctx, &tag, &tag_val, 1);

18343797fadabacf01280b38ea7688690d12aec0rbb if (tag_val == NULL) {

18343797fadabacf01280b38ea7688690d12aec0rbb if (tag == NULL) {

18343797fadabacf01280b38ea7688690d12aec0rbb return (0);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding else {

18343797fadabacf01280b38ea7688690d12aec0rbb return (1);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

c815e1cfb2ec4db2e1a94fafd77de045d7fd93dbbrianp if (!strcmp(tag, "virtual") || !strcmp(tag, "file")) {

18343797fadabacf01280b38ea7688690d12aec0rbb request_rec *rr = NULL;

18343797fadabacf01280b38ea7688690d12aec0rbb char *error_fmt = NULL;

cbd8d35ca8d9780f1081f30ebfe4abda44cab7ebianh apr_status_t rc = APR_SUCCESS;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

cbd8d35ca8d9780f1081f30ebfe4abda44cab7ebianh SPLIT_AND_PASS_PRETAG_BUCKETS(*bb, ctx, f->next, rc);

cbd8d35ca8d9780f1081f30ebfe4abda44cab7ebianh if (rc != APR_SUCCESS) {

cbd8d35ca8d9780f1081f30ebfe4abda44cab7ebianh return rc;

cbd8d35ca8d9780f1081f30ebfe4abda44cab7ebianh }

cbd8d35ca8d9780f1081f30ebfe4abda44cab7ebianh

7f7ba3f0537003a359c42170aee14a101d7fe917brianp parsed_string = ap_ssi_parse_string(r, ctx, tag_val, NULL,

7f7ba3f0537003a359c42170aee14a101d7fe917brianp MAX_STRING_LEN, 0);

18343797fadabacf01280b38ea7688690d12aec0rbb if (tag[0] == 'f') {

5915dc3ebb03935b18b0d14088278d22eefe3553wrowe /* XXX: Port to apr_filepath_merge

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz if (!is_only_below(parsed_string)) {

18343797fadabacf01280b38ea7688690d12aec0rbb error_fmt = "unable to include file \"%s\" "

18343797fadabacf01280b38ea7688690d12aec0rbb "in parsed file %s";

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb else {

18343797fadabacf01280b38ea7688690d12aec0rbb rr = ap_sub_req_lookup_file(parsed_string, r, f->next);

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb else {

18343797fadabacf01280b38ea7688690d12aec0rbb rr = ap_sub_req_lookup_uri(parsed_string, r, f->next);

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb if (!error_fmt && rr->status != HTTP_OK) {

18343797fadabacf01280b38ea7688690d12aec0rbb error_fmt = "unable to include \"%s\" in parsed file %s";

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz if (!error_fmt && (ctx->flags & FLAG_NO_EXEC) &&

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz rr->content_type &&

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz (strncmp(rr->content_type, "text/", 5))) {

18343797fadabacf01280b38ea7688690d12aec0rbb error_fmt = "unable to include potential exec \"%s\" "

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding "in parsed file %s";

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

18343797fadabacf01280b38ea7688690d12aec0rbb if (error_fmt == NULL) {

93780c0e38edba46c1be32fd4c31c344c0a57286jwoolley /* try to avoid recursive includes. We do this by walking

93780c0e38edba46c1be32fd4c31c344c0a57286jwoolley int founddupe = 0;

18343797fadabacf01280b38ea7688690d12aec0rbb request_rec *p;

18343797fadabacf01280b38ea7688690d12aec0rbb for (p = r; p != NULL && !founddupe; p = p->main) {

93780c0e38edba46c1be32fd4c31c344c0a57286jwoolley request_rec *q;

93780c0e38edba46c1be32fd4c31c344c0a57286jwoolley for (q = p; q != NULL; q = q->prev) {

93780c0e38edba46c1be32fd4c31c344c0a57286jwoolley if ((q->filename && rr->filename &&

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz (strcmp(q->filename, rr->filename) == 0)) ||

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz ((*q->uri == '/') &&

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz (strcmp(q->uri, rr->uri) == 0)))

93780c0e38edba46c1be32fd4c31c344c0a57286jwoolley {

93780c0e38edba46c1be32fd4c31c344c0a57286jwoolley founddupe = 1;

93780c0e38edba46c1be32fd4c31c344c0a57286jwoolley break;

93780c0e38edba46c1be32fd4c31c344c0a57286jwoolley }

93780c0e38edba46c1be32fd4c31c344c0a57286jwoolley }

93780c0e38edba46c1be32fd4c31c344c0a57286jwoolley }

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb if (p != NULL) {

18343797fadabacf01280b38ea7688690d12aec0rbb error_fmt = "Recursive include of \"%s\" "

18343797fadabacf01280b38ea7688690d12aec0rbb "in parsed file %s";

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz /* See the Kludge in send_parsed_file for why */

18343797fadabacf01280b38ea7688690d12aec0rbb /* Basically, it puts a bread crumb in here, then looks */

18343797fadabacf01280b38ea7688690d12aec0rbb /* for the crumb later to see if its been here. */

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz if (rr)

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz ap_set_module_config(rr->request_config,

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz &include_module, r);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

8b81084c74de035f48c89bfe5fc63d3e4be3a3c5stoddard if (!error_fmt && ap_run_sub_req(rr)) {

8b81084c74de035f48c89bfe5fc63d3e4be3a3c5stoddard error_fmt = "unable to include \"%s\" in parsed file %s";

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb if (error_fmt) {

374e2f2d7ee8274b53fddb0d4e3270105377b868gregames ap_log_rerror(APLOG_MARK, APLOG_NOERRNO|loglevel,

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz 0, r, error_fmt, tag_val, r->filename);

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz CREATE_ERROR_BUCKET(ctx, tmp_buck, head_ptr,

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz *inserted_head);

1f89ef1594d8a552f81e775be55cb9baeab32b77trawick }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

ba00c3b7c20f00ce631b89ae3b1cd3bae8d1b165rbb /* destroy the sub request */

ba00c3b7c20f00ce631b89ae3b1cd3bae8d1b165rbb if (rr != NULL) {

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz ap_destroy_sub_req(rr);

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb else {

18343797fadabacf01280b38ea7688690d12aec0rbb ap_log_rerror(APLOG_MARK, APLOG_NOERRNO|APLOG_ERR, 0, r,

18343797fadabacf01280b38ea7688690d12aec0rbb "unknown parameter \"%s\" to tag include in %s",

18343797fadabacf01280b38ea7688690d12aec0rbb tag, r->filename);

18343797fadabacf01280b38ea7688690d12aec0rbb CREATE_ERROR_BUCKET(ctx, tmp_buck, head_ptr, *inserted_head);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

18343797fadabacf01280b38ea7688690d12aec0rbb return 0;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding}

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantzstatic int handle_echo(include_ctx_t *ctx, apr_bucket_brigade **bb,

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz request_rec *r, ap_filter_t *f, apr_bucket *head_ptr,

db4293b97cc224d79164c1c092b0267af5d883c5jerenkrantz apr_bucket **inserted_head)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

18343797fadabacf01280b38ea7688690d12aec0rbb char *tag = NULL;

18343797fadabacf01280b38ea7688690d12aec0rbb char *tag_val = NULL;

18343797fadabacf01280b38ea7688690d12aec0rbb const char *echo_text = NULL;

b980ad7fdc218b4855cde9f75a747527f50c554dwrowe apr_bucket *tmp_buck;

17bdb8862482dff763afd4d86a58de533afff4cajwoolley apr_size_t e_len;

3a9bc6532fbe8439fc748d8ffedb87415904d16ajim enum {E_NONE, E_URL, E_ENTITY} encode;

3a9bc6532fbe8439fc748d8ffedb87415904d16ajim

3a9bc6532fbe8439fc748d8ffedb87415904d16ajim encode = E_ENTITY;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

18343797fadabacf01280b38ea7688690d12aec0rbb *inserted_head = NULL;

18343797fadabacf01280b38ea7688690d12aec0rbb if (ctx->flags & FLAG_PRINTING) {

18343797fadabacf01280b38ea7688690d12aec0rbb while (1) {

445997e06464e7625c7f0e22917f8f2d9876cfffrbb ap_ssi_get_tag_and_value(ctx, &tag, &tag_val, 1);

18343797fadabacf01280b38ea7688690d12aec0rbb if (tag_val == NULL) {

18343797fadabacf01280b38ea7688690d12aec0rbb if (tag != NULL) {

18343797fadabacf01280b38ea7688690d12aec0rbb return 1;

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb else {

18343797fadabacf01280b38ea7688690d12aec0rbb return 0;

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb if (!strcmp(tag, "var")) {

2fc50921b88defeb7127985dfe4b4130175e069ejwoolley conn_rec *c = r->connection;

4ef58e49c51f8683c0e3a540a34afb0a22e45366brianp const char *val =

4ef58e49c51f8683c0e3a540a34afb0a22e45366brianp get_include_var(r, ctx,

4ef58e49c51f8683c0e3a540a34afb0a22e45366brianp ap_ssi_parse_string(r, ctx, tag_val, NULL,

4ef58e49c51f8683c0e3a540a34afb0a22e45366brianp MAX_STRING_LEN, 0));

18343797fadabacf01280b38ea7688690d12aec0rbb if (val) {

18343797fadabacf01280b38ea7688690d12aec0rbb switch(encode) {

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz case E_NONE:

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz echo_text = val;

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz break;

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz case E_URL:

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz echo_text = ap_escape_uri(r->pool, val);

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz break;

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz case E_ENTITY:

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz echo_text = ap_escape_html(r->pool, val);

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz break;

7c19ce86bbd72bba1d018522250f5f315ffbc0afjerenkrantz }

18343797fadabacf01280b38ea7688690d12aec0rbb

18343797fadabacf01280b38ea7688690d12aec0rbb e_len = strlen(echo_text);

69a92d756d879367994763ac2d87392dfc3766f3brianp tmp_buck = apr_bucket_pool_create(echo_text, e_len,

2fc50921b88defeb7127985dfe4b4130175e069ejwoolley r->pool, c->bucket_alloc);

18343797fadabacf01280b38ea7688690d12aec0rbb }

18343797fadabacf01280b38ea7688690d12aec0rbb else {

103005439776bb7aeccb95ebf4761ebfef3f9c39ianh include_server_config *sconf=

103005439776bb7aeccb95ebf4761ebfef3f9c39ianh ap_get_module_config(r->server->module_config,

103005439776bb7aeccb95ebf4761ebfef3f9c39ianh &include_module);

103005439776bb7aeccb95ebf4761ebfef3f9c39ianh tmp_buck = apr_bucket_pool_create(sconf->undefinedEcho,

103005439776bb7aeccb95ebf4761ebfef3f9c39ianh sconf->undefinedEchoLen,

2fc50921b88defeb7127985dfe4b4130175e069ejwoolley r->pool, c->bucket_alloc);

18343797fadabacf01280b38ea7688690d12aec0rbb }

b980ad7fdc218b4855cde9f75a747527f50c554dwrowe APR_BUCKET_INSERT_BEFORE(head_ptr, tmp_buck);