📄 smb.c
字号:
retry_connection(c); return; } if (r == 0) { if (!si->cl) { si->cl = 1; set_handlers(sock, NULL, NULL, NULL, NULL); return; } end_smb_connection(c); return; } si->ntext += r; if (!c->from) setcstate(c, S_GETH); if (c->from && si->client == SMBC) { int lasti = 0; int i = 0; si->text[si->ntext] = 0; for (i = 0; i + 7 < si->ntext; i++) { nexti: if ((si->text[i] == '\n' || si->text[i] == '\r') && (si->text[i + 1] == ' ' || (si->text[i + 1] >= '0' && si->text[i + 1] <= '9')) && ((si->text[i + 2] == ' ' && si->text[i + 1] == ' ') || (si->text[i + 2] >= '0' && si->text[i + 2] <= '9')) && (si->text[i + 3] >= '0' && si->text[i + 3] <= '9') && si->text[i + 4] == '%' && si->text[i + 5] == ' ' && si->text[i + 6] == '[') { off_t position, total; i += 7; while (si->text[i] != ']') { if (!si->text[i] || si->text[i] == '\n' || si->text[i] == '\r') { goto nexti; } i++; } i++; if (smbc_get_num(si->text, &i, &position)) { goto nexti; } while (si->text[i] == ' ' || si->text[i] == '\t') i++; if (si->text[i] != '/') { goto nexti; } i++; if (smbc_get_num(si->text, &i, &total)) { goto nexti; } if (total < c->from) total = c->from; c->est_length = total; lasti = i; } } if (lasti) memmove(si->text, si->text + lasti, si->ntext -= lasti); }}void smb_got_data(struct connection *c){ struct smb_connection_info *si = c->info; char *buffer = mem_alloc(page_size); int r; if (si->list) { smb_read_text(c, c->sock1); mem_free(buffer); return; } r = read(c->sock1, buffer, page_size); if (r == -1) { setcstate(c, -errno); retry_connection(c); mem_free(buffer); return; } if (r == 0) { mem_free(buffer); if (!si->cl) { si->cl = 1; set_handlers(c->sock1, NULL, NULL, NULL, NULL); return; } end_smb_connection(c); return; } setcstate(c, S_TRANS); if (!c->cache && get_cache_entry(c->url, &c->cache)) { setcstate(c, S_OUT_OF_MEM); abort_connection(c); mem_free(buffer); return; } if (c->from + r < 0) { setcstate(c, S_LARGE_FILE); abort_connection(c); mem_free(buffer); return; } c->received += r; if (add_fragment(c->cache, c->from, buffer, r) == 1) c->tries = 0; c->from += r; mem_free(buffer);}void smb_got_text(struct connection *c){ smb_read_text(c, c->sock2);}void end_smb_connection(struct connection *c){ struct smb_connection_info *si = c->info; if (!c->cache && get_cache_entry(c->url, &c->cache)) { setcstate(c, S_OUT_OF_MEM); abort_connection(c); return; } if (!c->from) { int sdir; if (si->ntext && si->text[si->ntext - 1] != '\n') si->text[si->ntext++] = '\n'; si->text[si->ntext] = 0; if (!strcmp(si->text, "client not found\n")) { setcstate(c, S_NO_SMB_CLIENT); if (++si->client < N_CLIENTS) { if (si->client > smb_client) smb_client = si->client; c->tries = -1; retry_connection(c); } else { smb_client = 0; abort_connection(c); } return; } sdir = 0; if (si->client == SMBC) { unsigned char *st = si->text; if (!memcmp(st, "ServerName", 10) && strchr(st, '\n')) st = strchr(st, '\n') + 1; if (!memcmp(st, "Logged", 6) && strchr(st, '\n')) st = strchr(st, '\n') + 1; if (!strstr(st, "ERR")) sdir = 1; } if (!si->list && *c->url && c->url[strlen(c->url) - 1] != '/' && c->url[strlen(c->url) - 1] != '\\' && (strstr(si->text, "NT_STATUS_FILE_IS_A_DIRECTORY") || strstr(si->text, "NT_STATUS_ACCESS_DENIED") || strstr(si->text, "ERRbadfile") || sdir)) { if (c->cache->redirect) mem_free(c->cache->redirect); c->cache->redirect = stracpy(c->url); c->cache->redirect_get = 1; add_to_strn(&c->cache->redirect, "/"); c->cache->incomplete = 0; } else { unsigned char *ls, *le, *le2; unsigned char *ud; unsigned char *t = init_str(); int l = 0; int type = 0; int pos = 0; add_to_str(&t, &l, "<html><head><title>"); ud = stracpy(c->url); if (strchr(ud, POST_CHAR)) *strchr(ud, POST_CHAR) = 0; add_conv_str(&t, &l, ud, strlen(ud), -1); mem_free(ud); add_to_str(&t, &l, "</title></head><body><pre>"); if (si->list == 1 && si->client == SMBC) {/* smbc has a nasty bug that it writes field descriptions to stderr and data to stdout. Because of stdout buffer, they'll get mixed in the output. Try to demix them. */#define SERVER "Server Comment\n------ -------\n"#define WORKGR "Workgroup Master\n--------- ------\n" unsigned char *spos = strstr(si->text, SERVER); unsigned char *gpos; unsigned char *p, *pp, *ppp; if (spos) memmove(spos, spos + strlen(SERVER), strlen(spos) - strlen(SERVER) + 1); gpos = strstr(si->text, WORKGR); if (gpos) memmove(gpos, gpos + strlen(WORKGR), strlen(gpos) - strlen(WORKGR) + 1); if (!spos && !gpos) goto sc; pp = NULL, ppp = NULL, p = si->text; while ((p = strstr(p, "\n\n"))) ppp = pp, pp = p + 2, p++; if (!pp) goto sc; if (!spos || !gpos) ppp = NULL; if (spos) { if (!ppp) ppp = pp, pp = NULL; memmove(ppp + strlen(SERVER), ppp, strlen(ppp) + 1); memcpy(ppp, SERVER, strlen(SERVER)); if (pp) pp += strlen(SERVER); } if (gpos && pp) { memmove(pp + strlen(WORKGR), pp, strlen(pp) + 1); memcpy(pp, WORKGR, strlen(WORKGR)); } goto sc; } sc: ls = si->text; while ((le = strchr(ls, '\n'))) { unsigned char *lx; le2 = strchr(ls, '\r'); if (!le2 || le2 > le) le2 = le; lx = memacpy(ls, le2 - ls); if (si->list == 1) { unsigned char *ll, *lll; if (!*lx) type = 0; if (strstr(lx, "Sharename") && strstr(lx, "Type")) { if (strstr(lx, "Type")) pos = (unsigned char *)strstr(lx, "Type") - lx; else pos = 0; type = 1; goto af; } if (strstr(lx, "Server") && strstr(lx, "Comment")) { type = 2; goto af; } if (strstr(lx, "Workgroup") && strstr(lx, "Master")) { pos = (unsigned char *)strstr(lx, "Master") - lx; type = 3; goto af; } if (!type) goto af; for (ll = lx; *ll; ll++) if (!WHITECHAR(*ll) && *ll != '-') goto np; goto af; np: for (ll = lx; *ll; ll++) if (!WHITECHAR(*ll)) break; for (lll = ll; *lll/* && lll[1]*/; lll++) if (WHITECHAR(*lll)/* && WHITECHAR(lll[1])*/) break; if (type == 1) { unsigned char *llll; if (!strstr(lll, "Disk")) goto af; if (pos && (size_t)pos < strlen(lx) && WHITECHAR(*(llll = lx + pos - 1)) && llll > ll) { while (llll > ll && WHITECHAR(*llll)) llll--; if (!WHITECHAR(*llll)) lll = llll + 1; } add_conv_str(&t, &l, lx, ll - lx, 0); add_to_str(&t, &l, "<a href=\"/"); add_conv_str(&t, &l, ll, lll - ll, 1); add_to_str(&t, &l, "/\">"); add_conv_str(&t, &l, ll, lll - ll, 0); add_to_str(&t, &l, "</a>"); add_conv_str(&t, &l, lll, strlen(lll), 0); } else if (type == 2) { sss: add_conv_str(&t, &l, lx, ll - lx, 0); add_to_str(&t, &l, "<a href=\"smb://"); add_conv_str(&t, &l, ll, lll - ll, 1); add_to_str(&t, &l, "/\">"); add_conv_str(&t, &l, ll, lll - ll, 0); add_to_str(&t, &l, "</a>"); add_conv_str(&t, &l, lll, strlen(lll), 0); } else if (type == 3) { if ((size_t)pos < strlen(lx) && pos && WHITECHAR(lx[pos - 1]) && !WHITECHAR(lx[pos])) ll = lx + pos; else for (ll = lll; *ll; ll++) if (!WHITECHAR(*ll)) break; for (lll = ll; *lll; lll++) if (WHITECHAR(*lll)) break; goto sss; } else goto af; } else if (si->list == 2 && si->client == SMBCLIENT) { if (strstr(lx, "NT_STATUS")) { le[1] = 0; goto af; } if (le2 - ls >= 5 && ls[0] == ' ' && ls[1] == ' ' && ls[2] != ' ') { int dir; unsigned char *pp; unsigned char *p = ls + 3; while (p + 2 <= le2) { if (p[0] == ' ' && p[1] == ' ') goto o; p++; } goto af; o: dir = 0; pp = p; while (pp < le2 && *pp == ' ') pp++; while (pp < le2 && *pp != ' ') { if (*pp == 'D') { dir = 1; break; } pp++; } add_to_str(&t, &l, " <a href=\"./"); add_conv_str(&t, &l, ls + 2, p - (ls + 2), 1); if (dir) add_chr_to_str(&t, &l, '/'); add_to_str(&t, &l, "\">"); add_conv_str(&t, &l, ls + 2, p - (ls + 2), 0); add_to_str(&t, &l, "</a>"); add_conv_str(&t, &l, p, le - p, 0); } else goto af; } else if (si->list == 2 && si->client == SMBC) { unsigned char *d; if (le2 - ls <= 17) goto af; d = ls + 17; smbc_next_chr: if (d + 9 >= le2) goto af; if (!(d[0] == ':' && d[1] >= '0' && d[1] <= '9' && d[2] >= '0' && d[2] <= '9' && d[3] == ' ' && ((d[4] == '1' && d[5] == '9') || (d[4] == '2' && d[5] >= '0' && d[5] <= '9')) && d[6] >= '0' && d[6] <= '9' && d[7] >= '0' && d[7] <= '9' && d[8] == ' ')) { d++; goto smbc_next_chr; } d += 9; add_conv_str(&t, &l, ls, d - ls, 0); add_to_str(&t, &l, "<a href=\"./"); add_conv_str(&t, &l, d, le2 - d, 1); if (ls[4] == 'D') add_chr_to_str(&t, &l, '/'); add_to_str(&t, &l, "\">"); add_conv_str(&t, &l, d, le2 - d, 0); add_to_str(&t, &l, "</a>"); } else af: add_conv_str(&t, &l, ls, le2 - ls, 0); add_chr_to_str(&t, &l, '\n'); ls = le + 1; mem_free(lx); } /*add_to_str(&t, &l, si->text);*/ add_fragment(c->cache, 0, t, l); c->from += l; truncate_entry(c->cache, l, 1); c->cache->incomplete = 0; mem_free(t); if (!c->cache->head) c->cache->head = stracpy("\r\n"); add_to_strn(&c->cache->head, "Content-Type: text/html\r\n"); } } else { truncate_entry(c->cache, c->from, 1); c->cache->incomplete = 0; } close_socket(&c->sock1); close_socket(&c->sock2); setcstate(c, S_OK); abort_connection(c); return;}#endif⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -