Prepare some xdump code for future use outside the server
We don't have player->cnum, player->god and pr() there. Pass parameters instead.
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c75d19b082
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761d631816
1 changed files with 64 additions and 40 deletions
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@ -28,7 +28,7 @@
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* xdump.c: Extended dump
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*
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* Known contributors to this file:
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* Markus Armbruster, 2004-2007
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* Markus Armbruster, 2004-2008
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*/
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/*
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@ -85,17 +85,40 @@
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#include "treaty.h"
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#include "version.h"
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/* xdump descriptor */
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struct xdstr {
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natid cnum; /* dump for this country */
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int divine; /* is this a deity dump? */
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void (*pr)(char *fmt, ...); /* callback for printing dump */
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};
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/*
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* Initialize XD to dump for country CNUM.
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* Dump is to be delivered through callback PR.
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* Return XD.
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*/
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static struct xdstr *
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xdinit(struct xdstr *xd, natid cnum, void (*pr)(char *fmt, ...))
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{
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xd->cnum = cnum;
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xd->divine = getnatp(cnum)->nat_stat == STAT_GOD;
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xd->pr = pr;
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return xd;
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}
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/*
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* Evaluate a attribute of an object into VAL, return VAL.
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* CA describes the attribute.
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* XD is the xdump descriptor.
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* PTR points to the context object.
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* IDX is the index within the attribute.
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*/
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static struct valstr *
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xdeval(struct valstr *val, struct castr *ca, void *ptr, int idx)
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xdeval(struct valstr *val, struct xdstr *xd,
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struct castr *ca, void *ptr, int idx)
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{
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nstr_mksymval(val, ca, idx);
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return nstr_exec_val(val, player->cnum, ptr, NSC_NOTYPE);
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return nstr_exec_val(val, xd->cnum, ptr, NSC_NOTYPE);
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}
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/*
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@ -103,26 +126,26 @@ xdeval(struct valstr *val, struct castr *ca, void *ptr, int idx)
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* VAL must be evaluated.
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*/
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static char *
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xdprval(struct valstr *val, char *sep)
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xdprval(struct xdstr *xd, struct valstr *val, char *sep)
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{
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unsigned char *s, *e, *l;
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if (CANT_HAPPEN(val->val_cat != NSC_VAL)) {
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pr("%snil", sep);
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xd->pr("%snil", sep);
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return " ";
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}
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switch (val->val_type) {
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case NSC_LONG:
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pr("%s%ld", sep, val->val_as.lng);
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xd->pr("%s%ld", sep, val->val_as.lng);
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break;
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case NSC_DOUBLE:
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pr("%s%#g", sep, val->val_as.dbl);
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xd->pr("%s%#g", sep, val->val_as.dbl);
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break;
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case NSC_STRING:
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s = (unsigned char *)val->val_as.str.base;
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if (s) {
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pr("%s\"", sep);
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xd->pr("%s\"", sep);
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l = s + val->val_as.str.maxsz;
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/* FIXME maxsz == INT_MAX ! */
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for (;;) {
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@ -130,46 +153,46 @@ xdprval(struct valstr *val, char *sep)
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e < l && *e != '"' && *e != '\\' && isgraph(*e);
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++e)
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;
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pr("%.*s", (int)(e-s), s);
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xd->pr("%.*s", (int)(e-s), s);
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if (e < l && *e)
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pr("\\%03o", *e++);
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xd->pr("\\%03o", *e++);
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else
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break;
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s = e;
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}
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pr("\"");
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xd->pr("\"");
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} else
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pr("%snil", sep);
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xd->pr("%snil", sep);
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break;
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default:
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CANT_REACH();
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pr("%snil", sep);
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xd->pr("%snil", sep);
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}
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return " ";
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}
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/*
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* Dump field values of a context object.
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* Dump field values of a context object to XD.
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* CA[] describes fields.
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* PTR points to context object.
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*/
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static void
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xdflds(struct castr ca[], void *ptr)
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xdflds(struct xdstr *xd, struct castr ca[], void *ptr)
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{
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int i, j, n;
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struct valstr val;
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char *sep = "";
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for (i = 0; ca[i].ca_name; ++i) {
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if (ca[i].ca_flags & NSC_DEITY && !player->god)
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if (ca[i].ca_flags & NSC_DEITY && !xd->divine)
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continue;
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if (ca[i].ca_flags & NSC_EXTRA)
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continue;
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n = ca[i].ca_type != NSC_STRINGY ? ca[i].ca_len : 0;
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j = 0;
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do {
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xdeval(&val, &ca[i], ptr, j);
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sep = xdprval(&val, sep);
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xdeval(&val, xd, &ca[i], ptr, j);
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sep = xdprval(xd, &val, sep);
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} while (++j < n);
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}
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}
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@ -179,16 +202,16 @@ xdflds(struct castr ca[], void *ptr)
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* If META, it's for the meta-data dump rather than the data dump.
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*/
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static void
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xdhdr(char *name, int meta)
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xdhdr(struct xdstr *xd, char *name, int meta)
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{
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pr("XDUMP %s%s %ld\n", meta ? "meta " : "", name, (long)time(NULL));
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xd->pr("XDUMP %s%s %ld\n", meta ? "meta " : "", name, (long)time(NULL));
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}
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/* Dump footer for a dump that dumped N objects. */
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static void
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xdftr(int n)
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xdftr(struct xdstr *xd, int n)
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{
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pr("/%d\n", n);
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xd->pr("/%d\n", n);
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}
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/*
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@ -265,11 +288,11 @@ xdvisible(int type, void *p)
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}
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/*
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* Dump items of type TYPE selected by ARG.
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* Dump items of type TYPE selected by ARG to XD.
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* Return RET_OK on success, RET_SYN on error.
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*/
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static int
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xditem(int type, char *arg)
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xditem(struct xdstr *xd, int type, char *arg)
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{
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struct castr *ca;
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struct nstr_item ni;
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@ -283,28 +306,28 @@ xditem(int type, char *arg)
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if (!snxtitem(&ni, type, arg))
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return RET_SYN;
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xdhdr(ef_nameof(type), 0);
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xdhdr(xd, ef_nameof(type), 0);
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n = 0;
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while (nxtitem(&ni, buf)) {
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if (!xdvisible(type, buf))
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continue;
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++n;
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xdflds(ca, buf);
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pr("\n");
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xdflds(xd, ca, buf);
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xd->pr("\n");
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}
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xdftr(n);
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xdftr(xd, n);
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return RET_OK;
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}
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/*
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* Dump meta-data for items of type TYPE.
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* Dump meta-data for items of type TYPE to XD.
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* Return RET_OK.
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*/
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static int
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xdmeta(int type)
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xdmeta(struct xdstr *xd, int type)
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{
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struct castr *ca = ef_cadef(type);
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int i;
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@ -313,19 +336,19 @@ xdmeta(int type)
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if (!ca)
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return RET_SYN;
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xdhdr(ef_nameof(type), 1);
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xdhdr(xd, ef_nameof(type), 1);
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for (i = 0; ca[i].ca_name; i++) {
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if (ca[i].ca_flags & NSC_DEITY && !player->god)
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if (ca[i].ca_flags & NSC_DEITY && !xd->divine)
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continue;
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if (ca[i].ca_flags & NSC_EXTRA)
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continue;
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xdflds(mdchr_ca, &ca[i]);
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pr("\n");
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xdflds(xd, mdchr_ca, &ca[i]);
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xd->pr("\n");
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n++;
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}
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xdftr(n);
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xdftr(xd, n);
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return RET_OK;
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}
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@ -336,9 +359,10 @@ xdump(void)
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{
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char *p;
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char buf[1024];
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struct xdstr xd;
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struct natstr *natp;
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int type;
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int meta = 0;
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struct natstr *natp;
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p = getstarg(player->argp[1], "Table name, or meta? ", buf);
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if (p && strcmp(p, "meta") == 0) {
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@ -348,19 +372,19 @@ xdump(void)
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if (!p || !*p)
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return RET_SYN;
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xdinit(&xd, player->cnum, pr);
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natp = getnatp(player->cnum);
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type = isdigit(p[0]) ? atoi(p) : ef_byname(p);
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if (type < 0 || type >= EF_MAX)
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return RET_SYN;
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if (meta)
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return xdmeta(type);
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return xdmeta(&xd, type);
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if ((EF_IS_GAME_STATE(type) || EF_IS_VIEW(type))
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&& !(natp->nat_stat == STAT_ACTIVE || player->god)) {
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pr("Access to table %s denied\n", ef_nameof(type));
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return RET_FAIL;
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}
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if (type == EF_VERSION && !player->argp[2])
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return xditem(type, "*"); /* backward compatibility */
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return xditem(type, player->argp[2]);
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return xditem(&xd, type, "*"); /* backward compatibility */
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return xditem(&xd, type, player->argp[2]);
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}
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