/* * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, visit the http://fsf.org website. */ /* This is based on loadparm.c from Samba, written by Andrew Tridgell * and Karl Auer. Some of the changes are: * * Copyright (C) 2001, 2002 Martin Pool * Copyright (C) 2003-2009 Wayne Davison */ /* Load parameters. * * This module provides suitable callback functions for the params * module. It builds the internal table of section details which is * then used by the rest of the server. * * To add a parameter: * * 1) add it to the global_vars or local_vars structure definition * 2) add it to the parm_table * 3) add it to the list of available functions (eg: using FN_GLOBAL_STRING()) * 4) initialise it in the Defaults static stucture * * Notes: * The configuration file is processed sequentially for speed. For this * reason, there is a fair bit of sequence-dependent code here - ie., code * which assumes that certain things happen before others. In particular, the * code which happens at the boundary between sections is delicately poised, * so be careful! */ #include "rsync.h" #include "itypes.h" extern item_list dparam_list; #define strequal(a, b) (strcasecmp(a, b)==0) #define BOOLSTR(b) ((b) ? "Yes" : "No") #ifndef LOG_DAEMON #define LOG_DAEMON 0 #endif #define DEFAULT_DONT_COMPRESS "*.gz *.zip *.z *.rpm *.deb *.iso *.bz2" \ " *.t[gb]z *.7z *.mp[34] *.mov *.avi *.ogg *.jpg *.jpeg *.png" \ " *.lzo *.rzip *.lzma *.rar *.ace *.gpg *.xz *.txz *.lz *.tlz" /* the following are used by loadparm for option lists */ typedef enum { P_BOOL, P_BOOLREV, P_CHAR, P_INTEGER, P_OCTAL, P_PATH, P_STRING, P_ENUM } parm_type; typedef enum { P_LOCAL, P_GLOBAL, P_NONE } parm_class; struct enum_list { int value; char *name; }; struct parm_struct { char *label; parm_type type; parm_class class; void *ptr; struct enum_list *enum_list; unsigned flags; }; #ifndef GLOBAL_NAME #define GLOBAL_NAME "global" #endif /* some helpful bits */ #define iSECTION(i) ((local_vars*)section_list.items)[i] #define LP_SNUM_OK(i) ((i) >= 0 && (i) < (int)section_list.count) #define SECTION_PTR(s, p) (((char*)(s)) + (ptrdiff_t)(((char*)(p))-(char*)&Vars.l)) /* This structure describes global (ie., server-wide) parameters. */ typedef struct { char *bind_address; char *motd_file; char *pid_file; char *socket_options; int rsync_port; } global_vars; /* This structure describes a single section. Their order must match the * initializers below, which you can accomplish by keeping each sub-section * sorted. (e.g. in vim, just visually select each subsection and use !sort.) * NOTE: the char* variables MUST all remain at the start of the stuct! */ typedef struct { char *auth_users; char *charset; char *comment; char *dont_compress; char *exclude; char *exclude_from; char *filter; char *gid; char *hosts_allow; char *hosts_deny; char *include; char *include_from; char *incoming_chmod; char *lock_file; char *log_file; char *log_format; char *name; char *outgoing_chmod; char *path; char *postxfer_exec; char *prexfer_exec; char *refuse_options; char *secrets_file; char *temp_dir; char *uid; /* NOTE: update this macro if the last char* variable changes! */ #define LOCAL_STRING_COUNT() (offsetof(local_vars, uid) / sizeof (char*) + 1) int max_connections; int max_verbosity; int syslog_facility; int timeout; BOOL fake_super; BOOL ignore_errors; BOOL ignore_nonreadable; BOOL list; BOOL munge_symlinks; BOOL numeric_ids; BOOL read_only; BOOL reverse_lookup; BOOL strict_modes; BOOL transfer_logging; BOOL use_chroot; BOOL write_only; } local_vars; /* This structure describes the global variables (g) as well as the globally * specified values of the local variables (l), which are used when modules * don't specify their own values. */ typedef struct { global_vars g; local_vars l; } all_vars; /* The application defaults for all the variables. "Defaults" is * used to re-initialize "Vars" before each config-file read. * * In order to keep these sorted in the same way as the structure * above, use the variable name in the leading comment, including a * trailing ';' (to avoid a sorting problem with trailing digits). */ static const all_vars Defaults = { /* ==== global_vars ==== */ { /* bind_address; */ NULL, /* motd_file; */ NULL, /* pid_file; */ NULL, /* socket_options; */ NULL, /* rsync_port; */ 0, }, /* ==== local_vars ==== */ { /* auth_users; */ NULL, /* charset; */ NULL, /* comment; */ NULL, /* dont_compress; */ DEFAULT_DONT_COMPRESS, /* exclude; */ NULL, /* exclude_from; */ NULL, /* filter; */ NULL, /* gid; */ NULL, /* hosts_allow; */ NULL, /* hosts_deny; */ NULL, /* include; */ NULL, /* include_from; */ NULL, /* incoming_chmod; */ NULL, /* lock_file; */ DEFAULT_LOCK_FILE, /* log_file; */ NULL, /* log_format; */ "%o %h [%a] %m (%u) %f %l", /* name; */ NULL, /* outgoing_chmod; */ NULL, /* path; */ NULL, /* postxfer_exec; */ NULL, /* prexfer_exec; */ NULL, /* refuse_options; */ NULL, /* secrets_file; */ NULL, /* temp_dir; */ NULL, /* uid; */ NULL, /* max_connections; */ 0, /* max_verbosity; */ 1, /* syslog_facility; */ LOG_DAEMON, /* timeout; */ 0, /* fake_super; */ False, /* ignore_errors; */ False, /* ignore_nonreadable; */ False, /* list; */ True, /* munge_symlinks; */ (BOOL)-1, /* numeric_ids; */ (BOOL)-1, /* read_only; */ True, /* reverse_lookup; */ True, /* strict_modes; */ True, /* transfer_logging; */ False, /* use_chroot; */ True, /* write_only; */ False, } }; /* The currently configured values for all the variables. */ static all_vars Vars; /* Stack of "Vars" values used by the &include directive. */ static item_list Vars_stack = EMPTY_ITEM_LIST; /* The array of section values that holds all the defined modules. */ static item_list section_list = EMPTY_ITEM_LIST; static int iSectionIndex = -1; static BOOL bInGlobalSection = True; #define NUMPARAMETERS (sizeof (parm_table) / sizeof (struct parm_struct)) static struct enum_list enum_facilities[] = { #ifdef LOG_AUTH { LOG_AUTH, "auth" }, #endif #ifdef LOG_AUTHPRIV { LOG_AUTHPRIV, "authpriv" }, #endif #ifdef LOG_CRON { LOG_CRON, "cron" }, #endif #ifdef LOG_DAEMON { LOG_DAEMON, "daemon" }, #endif #ifdef LOG_FTP { LOG_FTP, "ftp" }, #endif #ifdef LOG_KERN { LOG_KERN, "kern" }, #endif #ifdef LOG_LPR { LOG_LPR, "lpr" }, #endif #ifdef LOG_MAIL { LOG_MAIL, "mail" }, #endif #ifdef LOG_NEWS { LOG_NEWS, "news" }, #endif #ifdef LOG_AUTH { LOG_AUTH, "security" }, #endif #ifdef LOG_SYSLOG { LOG_SYSLOG, "syslog" }, #endif #ifdef LOG_USER { LOG_USER, "user" }, #endif #ifdef LOG_UUCP { LOG_UUCP, "uucp" }, #endif #ifdef LOG_LOCAL0 { LOG_LOCAL0, "local0" }, #endif #ifdef LOG_LOCAL1 { LOG_LOCAL1, "local1" }, #endif #ifdef LOG_LOCAL2 { LOG_LOCAL2, "local2" }, #endif #ifdef LOG_LOCAL3 { LOG_LOCAL3, "local3" }, #endif #ifdef LOG_LOCAL4 { LOG_LOCAL4, "local4" }, #endif #ifdef LOG_LOCAL5 { LOG_LOCAL5, "local5" }, #endif #ifdef LOG_LOCAL6 { LOG_LOCAL6, "local6" }, #endif #ifdef LOG_LOCAL7 { LOG_LOCAL7, "local7" }, #endif { -1, NULL } }; static struct parm_struct parm_table[] = { {"address", P_STRING, P_GLOBAL,&Vars.g.bind_address, NULL,0}, {"motd file", P_STRING, P_GLOBAL,&Vars.g.motd_file, NULL,0}, {"pid file", P_STRING, P_GLOBAL,&Vars.g.pid_file, NULL,0}, {"port", P_INTEGER,P_GLOBAL,&Vars.g.rsync_port, NULL,0}, {"socket options", P_STRING, P_GLOBAL,&Vars.g.socket_options, NULL,0}, {"auth users", P_STRING, P_LOCAL, &Vars.l.auth_users, NULL,0}, {"charset", P_STRING, P_LOCAL, &Vars.l.charset, NULL,0}, {"comment", P_STRING, P_LOCAL, &Vars.l.comment, NULL,0}, {"dont compress", P_STRING, P_LOCAL, &Vars.l.dont_compress, NULL,0}, {"exclude from", P_STRING, P_LOCAL, &Vars.l.exclude_from, NULL,0}, {"exclude", P_STRING, P_LOCAL, &Vars.l.exclude, NULL,0}, {"fake super", P_BOOL, P_LOCAL, &Vars.l.fake_super, NULL,0}, {"filter", P_STRING, P_LOCAL, &Vars.l.filter, NULL,0}, {"gid", P_STRING, P_LOCAL, &Vars.l.gid, NULL,0}, {"hosts allow", P_STRING, P_LOCAL, &Vars.l.hosts_allow, NULL,0}, {"hosts deny", P_STRING, P_LOCAL, &Vars.l.hosts_deny, NULL,0}, {"ignore errors", P_BOOL, P_LOCAL, &Vars.l.ignore_errors, NULL,0}, {"ignore nonreadable",P_BOOL, P_LOCAL, &Vars.l.ignore_nonreadable, NULL,0}, {"include from", P_STRING, P_LOCAL, &Vars.l.include_from, NULL,0}, {"include", P_STRING, P_LOCAL, &Vars.l.include, NULL,0}, {"incoming chmod", P_STRING, P_LOCAL, &Vars.l.incoming_chmod, NULL,0}, {"list", P_BOOL, P_LOCAL, &Vars.l.list, NULL,0}, {"lock file", P_STRING, P_LOCAL, &Vars.l.lock_file, NULL,0}, {"log file", P_STRING, P_LOCAL, &Vars.l.log_file, NULL,0}, {"log format", P_STRING, P_LOCAL, &Vars.l.log_format, NULL,0}, {"max connections", P_INTEGER,P_LOCAL, &Vars.l.max_connections, NULL,0}, {"max verbosity", P_INTEGER,P_LOCAL, &Vars.l.max_verbosity, NULL,0}, {"munge symlinks", P_BOOL, P_LOCAL, &Vars.l.munge_symlinks, NULL,0}, {"name", P_STRING, P_LOCAL, &Vars.l.name, NULL,0}, {"numeric ids", P_BOOL, P_LOCAL, &Vars.l.numeric_ids, NULL,0}, {"outgoing chmod", P_STRING, P_LOCAL, &Vars.l.outgoing_chmod, NULL,0}, {"path", P_PATH, P_LOCAL, &Vars.l.path, NULL,0}, #ifdef HAVE_PUTENV {"post-xfer exec", P_STRING, P_LOCAL, &Vars.l.postxfer_exec, NULL,0}, {"pre-xfer exec", P_STRING, P_LOCAL, &Vars.l.prexfer_exec, NULL,0}, #endif {"read only", P_BOOL, P_LOCAL, &Vars.l.read_only, NULL,0}, {"refuse options", P_STRING, P_LOCAL, &Vars.l.refuse_options, NULL,0}, {"reverse lookup", P_BOOL, P_LOCAL, &Vars.l.reverse_lookup, NULL,0}, {"secrets file", P_STRING, P_LOCAL, &Vars.l.secrets_file, NULL,0}, {"strict modes", P_BOOL, P_LOCAL, &Vars.l.strict_modes, NULL,0}, {"syslog facility", P_ENUM, P_LOCAL, &Vars.l.syslog_facility, enum_facilities,0}, {"temp dir", P_PATH, P_LOCAL, &Vars.l.temp_dir, NULL,0}, {"timeout", P_INTEGER,P_LOCAL, &Vars.l.timeout, NULL,0}, {"transfer logging", P_BOOL, P_LOCAL, &Vars.l.transfer_logging, NULL,0}, {"uid", P_STRING, P_LOCAL, &Vars.l.uid, NULL,0}, {"use chroot", P_BOOL, P_LOCAL, &Vars.l.use_chroot, NULL,0}, {"write only", P_BOOL, P_LOCAL, &Vars.l.write_only, NULL,0}, {NULL, P_BOOL, P_NONE, NULL, NULL,0} }; /* Initialise the Default all_vars structure. */ static void reset_all_vars(void) { memcpy(&Vars, &Defaults, sizeof Vars); } /* Expand %VAR% references. Any unknown vars or unrecognized * syntax leaves the raw chars unchanged. */ static char *expand_vars(char *str) { char *buf, *t, *f; int bufsize; if (strchr(str, '%') == NULL) return str; bufsize = strlen(str) + 2048; if ((buf = new_array(char, bufsize+1)) == NULL) /* +1 for trailing '\0' */ out_of_memory("expand_vars"); for (t = buf, f = str; bufsize && *f; ) { if (*f == '%' && *++f != '%') { char *percent = strchr(f, '%'); if (percent) { char *val; *percent = '\0'; val = getenv(f); *percent = '%'; if (val) { int len = strlcpy(t, val, bufsize+1); if (len > bufsize) break; bufsize -= len; t += len; f = percent + 1; continue; } } f--; } *t++ = *f++; bufsize--; } *t = '\0'; if (*f) { rprintf(FLOG, "Overflowed buf in expand_vars() trying to expand: %s\n", str); exit_cleanup(RERR_MALLOC); } if (bufsize && (buf = realloc(buf, t - buf + 1)) == NULL) out_of_memory("expand_vars"); return buf; } /* In this section all the functions that are used to access the * parameters from the rest of the program are defined. */ #define FN_GLOBAL_STRING(fn_name, ptr) \ char *fn_name(void) {return expand_vars(*(char **)(ptr) ? *(char **)(ptr) : "");} #define FN_GLOBAL_BOOL(fn_name, ptr) \ BOOL fn_name(void) {return *(BOOL *)(ptr);} #define FN_GLOBAL_CHAR(fn_name, ptr) \ char fn_name(void) {return *(char *)(ptr);} #define FN_GLOBAL_INTEGER(fn_name, ptr) \ int fn_name(void) {return *(int *)(ptr);} #define FN_LOCAL_STRING(fn_name, val) \ char *fn_name(int i) {return expand_vars(LP_SNUM_OK(i) && iSECTION(i).val ? iSECTION(i).val : Vars.l.val ? Vars.l.val : "");} #define FN_LOCAL_BOOL(fn_name, val) \ BOOL fn_name(int i) {return LP_SNUM_OK(i)? iSECTION(i).val : Vars.l.val;} #define FN_LOCAL_CHAR(fn_name, val) \ char fn_name(int i) {return LP_SNUM_OK(i)? iSECTION(i).val : Vars.l.val;} #define FN_LOCAL_INTEGER(fn_name, val) \ int fn_name(int i) {return LP_SNUM_OK(i)? iSECTION(i).val : Vars.l.val;} FN_GLOBAL_STRING(lp_bind_address, &Vars.g.bind_address) FN_GLOBAL_STRING(lp_motd_file, &Vars.g.motd_file) FN_GLOBAL_STRING(lp_pid_file, &Vars.g.pid_file) FN_GLOBAL_STRING(lp_socket_options, &Vars.g.socket_options) FN_GLOBAL_INTEGER(lp_rsync_port, &Vars.g.rsync_port) FN_LOCAL_STRING(lp_auth_users, auth_users) FN_LOCAL_STRING(lp_charset, charset) FN_LOCAL_STRING(lp_comment, comment) FN_LOCAL_STRING(lp_dont_compress, dont_compress) FN_LOCAL_STRING(lp_exclude, exclude) FN_LOCAL_STRING(lp_exclude_from, exclude_from) FN_LOCAL_STRING(lp_filter, filter) FN_LOCAL_STRING(lp_gid, gid) FN_LOCAL_STRING(lp_hosts_allow, hosts_allow) FN_LOCAL_STRING(lp_hosts_deny, hosts_deny) FN_LOCAL_STRING(lp_include, include) FN_LOCAL_STRING(lp_include_from, include_from) FN_LOCAL_STRING(lp_incoming_chmod, incoming_chmod) FN_LOCAL_STRING(lp_lock_file, lock_file) FN_LOCAL_STRING(lp_log_file, log_file) FN_LOCAL_STRING(lp_log_format, log_format) FN_LOCAL_STRING(lp_name, name) FN_LOCAL_STRING(lp_outgoing_chmod, outgoing_chmod) FN_LOCAL_STRING(lp_path, path) FN_LOCAL_STRING(lp_postxfer_exec, postxfer_exec) FN_LOCAL_STRING(lp_prexfer_exec, prexfer_exec) FN_LOCAL_STRING(lp_refuse_options, refuse_options) FN_LOCAL_STRING(lp_secrets_file, secrets_file) FN_LOCAL_STRING(lp_temp_dir, temp_dir) FN_LOCAL_STRING(lp_uid, uid) FN_LOCAL_INTEGER(lp_max_connections, max_connections) FN_LOCAL_INTEGER(lp_max_verbosity, max_verbosity) FN_LOCAL_INTEGER(lp_syslog_facility, syslog_facility) FN_LOCAL_INTEGER(lp_timeout, timeout) FN_LOCAL_BOOL(lp_fake_super, fake_super) FN_LOCAL_BOOL(lp_ignore_errors, ignore_errors) FN_LOCAL_BOOL(lp_ignore_nonreadable, ignore_nonreadable) FN_LOCAL_BOOL(lp_list, list) FN_LOCAL_BOOL(lp_munge_symlinks, munge_symlinks) FN_LOCAL_BOOL(lp_numeric_ids, numeric_ids) FN_LOCAL_BOOL(lp_read_only, read_only) FN_LOCAL_BOOL(lp_reverse_lookup, reverse_lookup) FN_LOCAL_BOOL(lp_strict_modes, strict_modes) FN_LOCAL_BOOL(lp_transfer_logging, transfer_logging) FN_LOCAL_BOOL(lp_use_chroot, use_chroot) FN_LOCAL_BOOL(lp_write_only, write_only) /* Assign a copy of v to *s. Handles NULL strings. We don't worry * about overwriting a malloc'd string because the long-running * (port-listening) daemon only loads the config file once, and the * per-job (forked or xinitd-ran) daemon only re-reads the file at * the start, so any lost memory is inconsequential. */ static inline void string_set(char **s, const char *v) { if (!v) *s = NULL; else if (!(*s = strdup(v))) out_of_memory("string_set"); } /* Copy the local_vars, strdup'ing any strings. NOTE: this depends on * the structure starting with a contiguous list of the char* variables, * and having an accurate count in the LOCAL_STRING_COUNT() macro. */ static void copy_section(local_vars *psectionDest, local_vars *psectionSource) { int count = LOCAL_STRING_COUNT(); char **strings = (char**)psectionDest; memcpy(psectionDest, psectionSource, sizeof psectionDest[0]); while (count--) { if (strings[count] && !(strings[count] = strdup(strings[count]))) out_of_memory("copy_section"); } } /* Initialise a section to the defaults. */ static void init_section(local_vars *psection) { memset(psection, 0, sizeof (local_vars)); copy_section(psection, &Vars.l); } /* Do a case-insensitive, whitespace-ignoring string compare. */ static int strwicmp(char *psz1, char *psz2) { /* if BOTH strings are NULL, return TRUE, if ONE is NULL return */ /* appropriate value. */ if (psz1 == psz2) return 0; if (psz1 == NULL) return -1; if (psz2 == NULL) return 1; /* sync the strings on first non-whitespace */ while (1) { while (isSpace(psz1)) psz1++; while (isSpace(psz2)) psz2++; if (toUpper(psz1) != toUpper(psz2) || *psz1 == '\0' || *psz2 == '\0') break; psz1++; psz2++; } return *psz1 - *psz2; } /* Find a section by name. Otherwise works like get_section. */ static int getsectionbyname(char *name) { int i; for (i = section_list.count - 1; i >= 0; i--) { if (strwicmp(iSECTION(i).name, name) == 0) break; } return i; } /* Add a new section to the sections array w/the default values. */ static int add_a_section(char *name) { int i; local_vars *s; /* it might already exist */ if (name) { i = getsectionbyname(name); if (i >= 0) return i; } i = section_list.count; s = EXPAND_ITEM_LIST(§ion_list, local_vars, 2); init_section(s); if (name) string_set(&s->name, name); return i; } /* Map a parameter's string representation to something we can use. * Returns False if the parameter string is not recognised, else TRUE. */ static int map_parameter(char *parmname) { int iIndex; if (*parmname == '-') return -1; for (iIndex = 0; parm_table[iIndex].label; iIndex++) { if (strwicmp(parm_table[iIndex].label, parmname) == 0) return iIndex; } rprintf(FLOG, "Unknown Parameter encountered: \"%s\"\n", parmname); return -1; } /* Set a boolean variable from the text value stored in the passed string. * Returns True in success, False if the passed string does not correctly * represent a boolean. */ static BOOL set_boolean(BOOL *pb, char *parmvalue) { if (strwicmp(parmvalue, "yes") == 0 || strwicmp(parmvalue, "true") == 0 || strwicmp(parmvalue, "1") == 0) *pb = True; else if (strwicmp(parmvalue, "no") == 0 || strwicmp(parmvalue, "False") == 0 || strwicmp(parmvalue, "0") == 0) *pb = False; else { rprintf(FLOG, "Badly formed boolean in configuration file: \"%s\".\n", parmvalue); return False; } return True; } /* Process a parameter. */ static BOOL do_parameter(char *parmname, char *parmvalue) { int parmnum, i; void *parm_ptr; /* where we are going to store the result */ void *def_ptr; char *cp; parmnum = map_parameter(parmname); if (parmnum < 0) { rprintf(FLOG, "IGNORING unknown parameter \"%s\"\n", parmname); return True; } def_ptr = parm_table[parmnum].ptr; if (bInGlobalSection) parm_ptr = def_ptr; else { if (parm_table[parmnum].class == P_GLOBAL) { rprintf(FLOG, "Global parameter %s found in module section!\n", parmname); return True; } parm_ptr = SECTION_PTR(&iSECTION(iSectionIndex), def_ptr); } /* now switch on the type of variable it is */ switch (parm_table[parmnum].type) { case P_PATH: case P_STRING: /* delay expansion of vars */ break; default: /* expand any %VARS% now */ parmvalue = expand_vars(parmvalue); break; } switch (parm_table[parmnum].type) { case P_BOOL: set_boolean(parm_ptr, parmvalue); break; case P_BOOLREV: set_boolean(parm_ptr, parmvalue); *(BOOL *)parm_ptr = ! *(BOOL *)parm_ptr; break; case P_INTEGER: *(int *)parm_ptr = atoi(parmvalue); break; case P_CHAR: *(char *)parm_ptr = *parmvalue; break; case P_OCTAL: sscanf(parmvalue, "%o", (int *)parm_ptr); break; case P_PATH: string_set(parm_ptr, parmvalue); if ((cp = *(char**)parm_ptr) != NULL) { int len = strlen(cp); while (len > 1 && cp[len-1] == '/') len--; cp[len] = '\0'; } break; case P_STRING: string_set(parm_ptr, parmvalue); break; case P_ENUM: for (i=0; parm_table[parmnum].enum_list[i].name; i++) { if (strequal(parmvalue, parm_table[parmnum].enum_list[i].name)) { *(int *)parm_ptr = parm_table[parmnum].enum_list[i].value; break; } } if (!parm_table[parmnum].enum_list[i].name) { if (atoi(parmvalue) > 0) *(int *)parm_ptr = atoi(parmvalue); } break; } return True; } /* Process a new section (rsync module). * Returns True on success, False on failure. */ static BOOL do_section(char *sectionname) { BOOL isglobal; if (*sectionname == ']') { /* A special push/pop/reset directive from params.c */ bInGlobalSection = 1; if (strcmp(sectionname+1, "push") == 0) { all_vars *vp = EXPAND_ITEM_LIST(&Vars_stack, all_vars, 2); memcpy(vp, &Vars, sizeof Vars); } else if (strcmp(sectionname+1, "pop") == 0 || strcmp(sectionname+1, "reset") == 0) { all_vars *vp = ((all_vars*)Vars_stack.items) + Vars_stack.count - 1; if (!Vars_stack.count) return False; memcpy(&Vars, vp, sizeof Vars); if (sectionname[1] == 'p') Vars_stack.count--; } else return False; return True; } isglobal = strwicmp(sectionname, GLOBAL_NAME) == 0; /* At the end of the global section, add any --dparam items. */ if (bInGlobalSection && !isglobal) { if (!section_list.count) set_dparams(0); } /* if we've just struck a global section, note the fact. */ bInGlobalSection = isglobal; /* check for multiple global sections */ if (bInGlobalSection) return True; #if 0 /* If we have a current section, tidy it up before moving on. */ if (iSectionIndex >= 0) { /* Add any tidy work as needed ... */ if (problem) return False; } #endif if (strchr(sectionname, '/') != NULL) { rprintf(FLOG, "Warning: invalid section name in configuration file: %s\n", sectionname); return False; } if ((iSectionIndex = add_a_section(sectionname)) < 0) { rprintf(FLOG, "Failed to add a new module\n"); bInGlobalSection = True; return False; } return True; } /* Load the modules from the config file. Return True on success, * False on failure. */ int lp_load(char *pszFname, int globals_only) { bInGlobalSection = True; reset_all_vars(); /* We get sections first, so have to start 'behind' to make up. */ iSectionIndex = -1; return pm_process(pszFname, globals_only ? NULL : do_section, do_parameter); } BOOL set_dparams(int syntax_check_only) { char *equal, *val, **params = dparam_list.items; unsigned j; for (j = 0; j < dparam_list.count; j++) { equal = strchr(params[j], '='); /* options.c verified this */ *equal = '\0'; if (syntax_check_only) { if (map_parameter(params[j]) < 0) { rprintf(FERROR, "Unknown parameter \"%s\"\n", params[j]); *equal = '='; return False; } } else { for (val = equal+1; isSpace(val); val++) {} do_parameter(params[j], val); } *equal = '='; } return True; } /* Return the max number of modules (sections). */ int lp_num_modules(void) { return section_list.count; } /* Return the number of the module with the given name, or -1 if it doesn't * exist. Note that this is a DIFFERENT ANIMAL from the internal function * getsectionbyname()! This works ONLY if all sections have been loaded, * and does not copy the found section. */ int lp_number(char *name) { int i; for (i = section_list.count - 1; i >= 0; i--) { if (strcmp(lp_name(i), name) == 0) break; } return i; }