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author | Tatsuya Kinoshita <tats@vega.ocn.ne.jp> | 2011-05-04 07:21:03 +0000 |
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committer | Tatsuya Kinoshita <tats@vega.ocn.ne.jp> | 2011-05-04 07:21:03 +0000 |
commit | 2d9ece8bcb1c76c3d6990b83b00019e171c759d7 (patch) | |
tree | b29dca9667fe151b2f01262c5907281ad2c7e3e8 /file.c | |
parent | Releasing debian version 0.5.1-4 (diff) | |
download | w3m-2d9ece8bcb1c76c3d6990b83b00019e171c759d7.tar.gz w3m-2d9ece8bcb1c76c3d6990b83b00019e171c759d7.zip |
Releasing debian version 0.5.1-5debian/0.5.1-5
Diffstat (limited to 'file.c')
-rw-r--r-- | file.c | 312 |
1 files changed, 243 insertions, 69 deletions
@@ -1,4 +1,4 @@ -/* $Id: file.c,v 1.235 2004/04/16 18:47:19 ukai Exp $ */ +/* $Id: file.c,v 1.246 2006/06/12 11:51:59 inu Exp $ */ #include "fm.h" #include <sys/types.h> #include "myctype.h" @@ -748,6 +748,7 @@ readHeader(URLFile *uf, Buffer *newBuf, int thru, ParsedURL *pu) if (uf->compression != CMP_NOCOMPRESS) break; } + uf->content_encoding = uf->compression; } #ifdef USE_COOKIE else if (use_cookie && accept_cookie && @@ -836,13 +837,15 @@ readHeader(URLFile *uf, Buffer *newBuf, int thru, ParsedURL *pu) } if (pu && name->length > 0) { int err; - if (flag & COO_SECURE) - disp_message_nsec("Received a secured cookie", FALSE, 1, + if (show_cookie) { + if (flag & COO_SECURE) + disp_message_nsec("Received a secured cookie", FALSE, 1, TRUE, FALSE); - else - disp_message_nsec(Sprintf("Received cookie: %s=%s", + else + disp_message_nsec(Sprintf("Received cookie: %s=%s", name->ptr, value->ptr)->ptr, FALSE, 1, TRUE, FALSE); + } err = add_cookie(pu, name, value, expires, domain, path, flag, comment, version, port, commentURL); @@ -874,10 +877,12 @@ readHeader(URLFile *uf, Buffer *newBuf, int thru, ParsedURL *pu) emsg = "This cookie was rejected to prevent security violation."; record_err_message(emsg); - disp_message_nsec(emsg, FALSE, 1, TRUE, FALSE); + if (show_cookie) + disp_message_nsec(emsg, FALSE, 1, TRUE, FALSE); } else - disp_message_nsec(Sprintf + if (show_cookie) + disp_message_nsec(Sprintf ("Accepting invalid cookie: %s=%s", name->ptr, value->ptr)->ptr, FALSE, 1, TRUE, FALSE); @@ -972,7 +977,59 @@ struct http_auth { HRequest *hr, FormList *request); }; -#define TOKEN_PAT "[^][()<>@,;:\\\"/?={} \t\001-\037\177]*" +enum { + AUTHCHR_NUL, + AUTHCHR_SEP, + AUTHCHR_TOKEN, +}; + +static int +skip_auth_token(char **pp) +{ + char *p; + int first = AUTHCHR_NUL, typ; + + for (p = *pp ;; ++p) { + switch (*p) { + case '\0': + goto endoftoken; + default: + if ((unsigned char)*p > 037) { + typ = AUTHCHR_TOKEN; + break; + } + /* thru */ + case '\177': + case '[': + case ']': + case '(': + case ')': + case '<': + case '>': + case '@': + case ';': + case ':': + case '\\': + case '"': + case '/': + case '?': + case '=': + case ' ': + case '\t': + case ',': + typ = AUTHCHR_SEP; + break; + } + + if (!first) + first = typ; + else if (first != typ) + break; + } +endoftoken: + *pp = p; + return first; +} static Str extract_auth_val(char **q) @@ -993,12 +1050,13 @@ extract_auth_val(char **q) } if (!quoted) { switch (*qq) { + case '[': + case ']': case '(': case ')': case '<': case '>': case '@': - case ',': case ';': case ':': case '\\': @@ -1009,6 +1067,7 @@ extract_auth_val(char **q) case ' ': case '\t': qq++; + case ',': goto end_token; default: if (*qq <= 037 || *qq == 0177) { @@ -1022,11 +1081,6 @@ extract_auth_val(char **q) Strcat_char(val, *qq++); } end_token: - if (*qq != '\0') { - SKIP_BLANKS(qq); - if (*qq == ',') - qq++; - } *q = (char *)qq; return val; } @@ -1058,10 +1112,7 @@ static char * extract_auth_param(char *q, struct auth_param *auth) { struct auth_param *ap; - char *q0; - Regex re_token; - - newRegex(TOKEN_PAT, FALSE, &re_token, NULL); + char *p; for (ap = auth; ap->name != NULL; ap++) { ap->val = NULL; @@ -1070,26 +1121,41 @@ extract_auth_param(char *q, struct auth_param *auth) while (*q != '\0') { SKIP_BLANKS(q); for (ap = auth; ap->name != NULL; ap++) { - if (strncasecmp(q, ap->name, strlen(ap->name)) == 0) { - q += strlen(ap->name); - SKIP_BLANKS(q); - if (*q != '=') + size_t len; + + len = strlen(ap->name); + if (strncasecmp(q, ap->name, len) == 0 && + (IS_SPACE(q[len]) || q[len] == '=')) { + p = q + len; + SKIP_BLANKS(p); + if (*p != '=') return q; - q++; + q = p + 1; ap->val = extract_auth_val(&q); break; } } if (ap->name == NULL) { /* skip unknown param */ - if (RegexMatch(&re_token, q, -1, TRUE) == 0) - return q; - MatchedPosition(&re_token, &q0, &q); + int token_type; + p = q; + if ((token_type = skip_auth_token(&q)) == AUTHCHR_TOKEN && + (IS_SPACE(*q) || *q == '=')) { + SKIP_BLANKS(q); + if (*q != '=') + return p; + q++; + extract_auth_val(&q); + } + else + return p; + } + if (*q != '\0') { SKIP_BLANKS(q); - if (*q != '=') - return q; - q++; - extract_auth_val(&q); + if (*q == ',') + q++; + else + break; } } return q; @@ -1157,6 +1223,12 @@ digest_hex(char *p) return tmp; } +enum { + QOP_NONE, + QOP_AUTH, + QOP_AUTH_INT, +}; + static Str AuthDigestCred(struct http_auth *ha, Str uname, Str pw, ParsedURL *pu, HRequest *hr, FormList *request) @@ -1168,11 +1240,50 @@ AuthDigestCred(struct http_auth *ha, Str uname, Str pw, ParsedURL *pu, Str algorithm = qstr_unquote(get_auth_param(ha->param, "algorithm")); Str nonce = qstr_unquote(get_auth_param(ha->param, "nonce")); - Str cnonce = qstr_unquote(get_auth_param(ha->param, "cnonce")); + Str cnonce /* = qstr_unquote(get_auth_param(ha->param, "cnonce")) */; + /* cnonce is what client should generate. */ Str qop = qstr_unquote(get_auth_param(ha->param, "qop")); - if (cnonce == NULL) - cnonce = Strnew_charp("cnonce"); /* XXX */ + static union { + int r[4]; + char s[sizeof(int) * 4]; + } cnonce_seed; + int qop_i = QOP_NONE; + + cnonce_seed.r[0] = rand(); + cnonce_seed.r[1] = rand(); + cnonce_seed.r[2] = rand(); + MD5(cnonce_seed.s, sizeof(cnonce_seed.s), md5); + cnonce = digest_hex(md5); + cnonce_seed.r[3]++; + + if (qop) { + char *p; + size_t i; + + p = qop->ptr; + SKIP_BLANKS(p); + + for (;;) { + if ((i = strcspn(p, " \t,")) > 0) { + if (i == sizeof("auth-int") - sizeof("") && !strncasecmp(p, "auth-int", i)) { + if (qop_i < QOP_AUTH_INT) + qop_i = QOP_AUTH_INT; + } + else if (i == sizeof("auth") - sizeof("") && !strncasecmp(p, "auth", i)) { + if (qop_i < QOP_AUTH) + qop_i = QOP_AUTH; + } + } + + if (p[i]) { + p += i + 1; + SKIP_BLANKS(p); + } + else + break; + } + } /* A1 = unq(username-value) ":" unq(realm-value) ":" passwd */ tmp = Strnew_m_charp(uname->ptr, ":", @@ -1204,28 +1315,34 @@ AuthDigestCred(struct http_auth *ha, Str uname, Str pw, ParsedURL *pu, /* A2 = Method ":" digest-uri-value */ tmp = Strnew_m_charp(HTTPrequestMethod(hr)->ptr, ":", uri->ptr, NULL); - if (qop && (strcasecmp(qop->ptr, "auth-int") == 0)) { + if (qop_i == QOP_AUTH_INT) { /* A2 = Method ":" digest-uri-value ":" H(entity-body) */ - Str ebody = Strnew(); if (request && request->body) { - FILE *fp = fopen(request->body, "r"); - if (fp != NULL) { - int c; - while ((c = fgetc(fp)) != EOF) - Strcat_char(ebody, c); - fclose(fp); + if (request->method == FORM_METHOD_POST && request->enctype == FORM_ENCTYPE_MULTIPART) { + FILE *fp = fopen(request->body, "r"); + if (fp != NULL) { + Str ebody; + ebody = Strfgetall(fp); + MD5(ebody->ptr, strlen(ebody->ptr), md5); + } + else { + MD5("", 0, md5); + } + } + else { + MD5(request->body, request->length, md5); } } - MD5(ebody->ptr, strlen(ebody->ptr), md5); - ebody = digest_hex(md5); - Strcat_m_charp(tmp, ":", ebody->ptr, NULL); + else { + MD5("", 0, md5); + } + Strcat_char(tmp, ':'); + Strcat(tmp, digest_hex(md5)); } MD5(tmp->ptr, strlen(tmp->ptr), md5); a2buf = digest_hex(md5); - if (qop && - (strcasecmp(qop->ptr, "auth") == 0 - || strcasecmp(qop->ptr, "auth-int") == 0)) { + if (qop_i >= QOP_AUTH) { /* request-digest = <"> < KD ( H(A1), unq(nonce-value) * ":" nc-value * ":" unq(cnonce-value) @@ -1238,7 +1355,7 @@ AuthDigestCred(struct http_auth *ha, Str uname, Str pw, ParsedURL *pu, tmp = Strnew_m_charp(a1buf->ptr, ":", qstr_unquote(nonce)->ptr, ":", nc, ":", qstr_unquote(cnonce)->ptr, - ":", qstr_unquote(qop)->ptr, + ":", qop_i == QOP_AUTH ? "auth" : "auth-int", ":", a2buf->ptr, NULL); MD5(tmp->ptr, strlen(tmp->ptr), md5); rd = digest_hex(md5); @@ -1279,10 +1396,13 @@ AuthDigestCred(struct http_auth *ha, Str uname, Str pw, ParsedURL *pu, if ((s = get_auth_param(ha->param, "opaque")) != NULL) Strcat_m_charp(tmp, ", opaque=", s->ptr, NULL); - if (qop) { + if (qop_i >= QOP_AUTH) { Strcat_m_charp(tmp, ", qop=", - get_auth_param(ha->param, "qop")->ptr, NULL); + qop_i == QOP_AUTH ? "auth" : "auth-int", + NULL); /* XXX how to count? */ + /* Since nonce is unique up to each *-Authenticate and w3m does not re-use *-Authenticate: headers, + nonce-count should be always "00000001". */ Strcat_m_charp(tmp, ", nc=", nc, NULL); } @@ -1344,12 +1464,9 @@ static struct http_auth * findAuthentication(struct http_auth *hauth, Buffer *buf, char *auth_field) { struct http_auth *ha; - int len = strlen(auth_field); + int len = strlen(auth_field), slen; TextListItem *i; char *p0, *p; - Regex re_token; - - newRegex(TOKEN_PAT, FALSE, &re_token, NULL); bzero(hauth, sizeof(struct http_auth)); for (i = buf->document_header->first; i != NULL; i = i->next) { @@ -1358,29 +1475,30 @@ findAuthentication(struct http_auth *hauth, Buffer *buf, char *auth_field) SKIP_BLANKS(p); p0 = p; for (ha = &www_auth[0]; ha->scheme != NULL; ha++) { - if (strncasecmp(p, ha->scheme, strlen(ha->scheme)) == 0) { + slen = strlen(ha->scheme); + if (strncasecmp(p, ha->scheme, slen) == 0) { + p += slen; + SKIP_BLANKS(p); if (hauth->pri < ha->pri) { *hauth = *ha; - p += strlen(ha->scheme); - SKIP_BLANKS(p); p = extract_auth_param(p, hauth->param); break; } else { /* weak auth */ - p += strlen(ha->scheme); - SKIP_BLANKS(p); p = extract_auth_param(p, none_auth_param); } } } if (p0 == p) { /* all unknown auth failed */ - if (RegexMatch(&re_token, p0, -1, TRUE) == 0) - return NULL; - MatchedPosition(&re_token, &p0, &p); - SKIP_BLANKS(p); - p = extract_auth_param(p, none_auth_param); + int token_type; + if ((token_type = skip_auth_token(&p)) == AUTHCHR_TOKEN && IS_SPACE(*p)) { + SKIP_BLANKS(p); + p = extract_auth_param(p, none_auth_param); + } + else + break; } } } @@ -1893,6 +2011,27 @@ loadGeneralFile(char *path, ParsedURL *volatile current, char *referer, status = HTST_NORMAL; goto load_doc; } +#ifdef AUTH_DEBUG + if ((p = checkHeader(t_buf, "WWW-Authenticate:")) != NULL) { + /* Authentication needed */ + struct http_auth hauth; + if (findAuthentication(&hauth, t_buf, "WWW-Authenticate:") != NULL + && (realm = get_auth_param(hauth.param, "realm")) != NULL) { + auth_pu = &pu; + getAuthCookie(&hauth, "Authorization:", extra_header, + auth_pu, &hr, request, &uname, &pwd); + if (uname == NULL) { + /* abort */ + TRAP_OFF; + goto page_loaded; + } + UFclose(&f); + add_auth_cookie_flag = 1; + status = HTST_NORMAL; + goto load_doc; + } + } +#endif /* defined(AUTH_DEBUG) */ t = checkContentType(t_buf); if (t == NULL) t = "text/plain"; @@ -1987,7 +2126,10 @@ loadGeneralFile(char *path, ParsedURL *volatile current, char *referer, return NO_BUFFER; } - if (f.compression != CMP_NOCOMPRESS) { + if ((f.content_encoding != CMP_NOCOMPRESS) && !(w3m_dump & DUMP_EXTRA)) { + uncompress_stream(&f, &pu.real_file); + } + else if (f.compression != CMP_NOCOMPRESS) { if (!(w3m_dump & DUMP_SOURCE) && (w3m_dump & ~DUMP_FRAME || is_text_type(t) || searchExtViewer(t))) { @@ -4180,7 +4322,7 @@ HTMLtagproc1(struct parsed_tag *tag, struct html_feed_environ *h_env) } PUSH_ENV(cmd); if (cmd == HTML_UL || cmd == HTML_OL) { - if (parsedtag_get_value(tag, ATTR_START, &count) && count > 0) { + if (parsedtag_get_value(tag, ATTR_START, &count)) { envs[h_env->envc].count = count - 1; } } @@ -4239,6 +4381,8 @@ HTMLtagproc1(struct parsed_tag *tag, struct html_feed_environ *h_env) count = atoi(p); if (count > 0) envs[h_env->envc].count = count; + else + envs[h_env->envc].count = 0; } switch (envs[h_env->envc].env) { case HTML_UL: @@ -4272,7 +4416,7 @@ HTMLtagproc1(struct parsed_tag *tag, struct html_feed_environ *h_env) case HTML_OL: if (parsedtag_get_value(tag, ATTR_TYPE, &p)) envs[h_env->envc].type = (int)*p; - switch (envs[h_env->envc].type) { + switch ((envs[h_env->envc].count > 0)? envs[h_env->envc].type: '1') { case 'i': num = romanNumeral(envs[h_env->envc].count); break; @@ -5145,6 +5289,17 @@ HTMLlineproc2body(Buffer *buf, Str (*feed) (), int llimit) buf->hmarklist = putHmarker(buf->hmarklist, currentLn(buf), pos, hseq - 1); + else if (hseq < 0) { + int h = -hseq - 1; + if (buf->hmarklist && + h < buf->hmarklist->nmark && + buf->hmarklist->marks[h].invalid) { + buf->hmarklist->marks[h].pos = pos; + buf->hmarklist->marks[h].line = currentLn(buf); + buf->hmarklist->marks[h].invalid = 0; + hseq = -hseq; + } + } if (id && idFrame) idFrame->body->nameList = putAnchor(idFrame->body->nameList, id, NULL, @@ -5164,8 +5319,12 @@ HTMLlineproc2body(Buffer *buf, Str (*feed) (), int llimit) a_href->end.line = currentLn(buf); a_href->end.pos = pos; if (a_href->start.line == a_href->end.line && - a_href->start.pos == a_href->end.pos) + a_href->start.pos == a_href->end.pos) { + if (buf->hmarklist && + a_href->hseq < buf->hmarklist->nmark) + buf->hmarklist->marks[a_href->hseq].invalid = 1; a_href->hseq = -1; + } a_href = NULL; } break; @@ -6602,6 +6761,8 @@ loadHTMLstream(URLFile *f, Buffer *newBuf, FILE * src, int internal) if (src) Strfputs(lineBuf2, src); linelen += lineBuf2->length; + if (w3m_dump & DUMP_EXTRA) + printf("W3m-in-progress: %s\n", convert_size2(linelen, current_content_length, TRUE)); if (w3m_dump & DUMP_SOURCE) continue; showProgress(&linelen, &trbyte); @@ -6854,6 +7015,8 @@ loadBuffer(URLFile *uf, Buffer *volatile newBuf) if (src) Strfputs(lineBuf2, src); linelen += lineBuf2->length; + if (w3m_dump & DUMP_EXTRA) + printf("W3m-in-progress: %s\n", convert_size2(linelen, current_content_length, TRUE)); if (w3m_dump & DUMP_SOURCE) continue; showProgress(&linelen, &trbyte); @@ -7659,6 +7822,7 @@ doFileSave(URLFile uf, char *defstr) char *p, *q; pid_t pid; char *lock; + char *tmpf = NULL; #if !(defined(HAVE_SYMLINK) && defined(HAVE_LSTAT)) FILE *f; #endif @@ -7699,6 +7863,11 @@ doFileSave(URLFile uf, char *defstr) flush_tty(); pid = fork(); if (!pid) { + if (uf.content_encoding != CMP_NOCOMPRESS) { + uncompress_stream(&uf, &tmpf); + if (tmpf) + unlink(tmpf); + } setup_child(FALSE, 0, UFfileno(&uf)); if (!save2tmp(uf, p) && PreserveTimestamp && uf.modtime != -1) setModtime(p, uf.modtime); @@ -7731,6 +7900,11 @@ doFileSave(URLFile uf, char *defstr) printf("Can't save. Load file and %s are identical.", p); return -1; } + if (uf.content_encoding != CMP_NOCOMPRESS) { + uncompress_stream(&uf, &tmpf); + if (tmpf) + unlink(tmpf); + } if (save2tmp(uf, p) < 0) { /* FIXME: gettextize? */ printf("Can't save to %s\n", p); @@ -7891,7 +8065,7 @@ uncompress_stream(URLFile *uf, char **src) uf->scheme = SCM_LOCAL; } UFhalfclose(uf); - uf->stream = newFileStream(f1, (void (*)())pclose); + uf->stream = newFileStream(f1, (void (*)())fclose); } static FILE * |