34 |
|
#ifndef EZXML_NOMMAP |
35 |
|
#include <unistd.h> |
36 |
|
#include <sys/mman.h> |
37 |
< |
#endif // EZXML_NOMMAP |
37 |
> |
#endif /* EZXML_NOMMAP */ |
38 |
|
#include <sys/stat.h> |
39 |
|
#include "ezxml.h" |
40 |
|
|
41 |
< |
#define EZXML_WS "\t\r\n " // whitespace |
42 |
< |
#define EZXML_ERRL 128 // maximum error string length |
41 |
> |
#ifdef _WIN32 |
42 |
> |
#include <io.h> |
43 |
> |
#define read _read |
44 |
> |
#define open _open |
45 |
> |
#define close _close |
46 |
> |
#endif |
47 |
|
|
48 |
+ |
#define EZXML_WS "\t\r\n " /* whitespace */ |
49 |
+ |
#define EZXML_ERRL 128 /* maximum error string length */ |
50 |
+ |
|
51 |
|
typedef struct ezxml_root *ezxml_root_t; |
52 |
< |
struct ezxml_root { // additional data for the root tag |
53 |
< |
struct ezxml xml; // is a super-struct built on top of ezxml struct |
54 |
< |
ezxml_t cur; // current xml tree insertion point |
55 |
< |
char *m; // original xml string |
56 |
< |
size_t len; // length of allocated memory for mmap, -1 for malloc |
57 |
< |
char *u; // UTF-8 conversion of string if original was UTF-16 |
58 |
< |
char *s; // start of work area |
59 |
< |
char *e; // end of work area |
60 |
< |
char **ent; // general entities (ampersand sequences) |
61 |
< |
char ***attr; // default attributes |
62 |
< |
char ***pi; // processing instructions |
63 |
< |
short standalone; // non-zero if <?xml standalone="yes"?> |
64 |
< |
char err[EZXML_ERRL]; // error string |
52 |
> |
struct ezxml_root { /* additional data for the root tag */ |
53 |
> |
struct ezxml xml; /* is a super-struct built on top of ezxml struct */ |
54 |
> |
ezxml_t cur; /* current xml tree insertion point */ |
55 |
> |
char *m; /* original xml string */ |
56 |
> |
size_t len; /* length of allocated memory for mmap, -1 for malloc */ |
57 |
> |
char *u; /* UTF-8 conversion of string if original was UTF-16 */ |
58 |
> |
char *s; /* start of work area */ |
59 |
> |
char *e; /* end of work area */ |
60 |
> |
char **ent; /* general entities (ampersand sequences) */ |
61 |
> |
char ***attr; /* default attributes */ |
62 |
> |
char ***pi; /* processing instructions */ |
63 |
> |
short standalone; /* non-zero if <?xml standalone="yes"?> */ |
64 |
> |
char err[EZXML_ERRL]; /* error string */ |
65 |
|
}; |
66 |
|
|
67 |
< |
char *EZXML_NIL[] = { NULL }; // empty, null terminated array of strings |
67 |
> |
char *EZXML_NIL[] = { NULL }; /* empty, null terminated array of strings */ |
68 |
|
|
69 |
< |
// returns the first child tag with the given name or NULL if not found |
69 |
> |
/* returns the first child tag with the given name or NULL if not found */ |
70 |
|
ezxml_t ezxml_child(ezxml_t xml, const char *name) |
71 |
|
{ |
72 |
|
xml = (xml) ? xml->child : NULL; |
74 |
|
return xml; |
75 |
|
} |
76 |
|
|
77 |
< |
// returns the Nth tag with the same name in the same subsection or NULL if not |
78 |
< |
// found |
77 |
> |
/* returns the Nth tag with the same name in the same subsection or NULL if not */ |
78 |
> |
/* found */ |
79 |
|
ezxml_t ezxml_idx(ezxml_t xml, int idx) |
80 |
|
{ |
81 |
|
for (; xml && idx; idx--) xml = xml->next; |
82 |
|
return xml; |
83 |
|
} |
84 |
|
|
85 |
< |
// returns the value of the requested tag attribute or NULL if not found |
85 |
> |
/* returns the value of the requested tag attribute or NULL if not found */ |
86 |
|
const char *ezxml_attr(ezxml_t xml, const char *attr) |
87 |
|
{ |
88 |
|
int i = 0, j = 1; |
90 |
|
|
91 |
|
if (! xml || ! xml->attr) return NULL; |
92 |
|
while (xml->attr[i] && strcmp(attr, xml->attr[i])) i += 2; |
93 |
< |
if (xml->attr[i]) return xml->attr[i + 1]; // found attribute |
93 |
> |
if (xml->attr[i]) return xml->attr[i + 1]; /* found attribute */ |
94 |
|
|
95 |
< |
while (root->xml.parent) root = (ezxml_root_t)root->xml.parent; // root tag |
95 |
> |
while (root->xml.parent) root = (ezxml_root_t)root->xml.parent; /* root tag */ |
96 |
|
for (i = 0; root->attr[i] && strcmp(xml->name, root->attr[i][0]); i++); |
97 |
< |
if (! root->attr[i]) return NULL; // no matching default attributes |
97 |
> |
if (! root->attr[i]) return NULL; /* no matching default attributes */ |
98 |
|
while (root->attr[i][j] && strcmp(attr, root->attr[i][j])) j += 3; |
99 |
< |
return (root->attr[i][j]) ? root->attr[i][j + 1] : NULL; // found default |
99 |
> |
return (root->attr[i][j]) ? root->attr[i][j + 1] : NULL; /* found default */ |
100 |
|
} |
101 |
|
|
102 |
< |
// same as ezxml_get but takes an already initialized va_list |
102 |
> |
/* same as ezxml_get but takes an already initialized va_list */ |
103 |
|
ezxml_t ezxml_vget(ezxml_t xml, va_list ap) |
104 |
|
{ |
105 |
|
char *name = va_arg(ap, char *); |
112 |
|
return (idx < 0) ? xml : ezxml_vget(ezxml_idx(xml, idx), ap); |
113 |
|
} |
114 |
|
|
115 |
< |
// Traverses the xml tree to retrieve a specific subtag. Takes a variable |
116 |
< |
// length list of tag names and indexes. The argument list must be terminated |
117 |
< |
// by either an index of -1 or an empty string tag name. Example: |
118 |
< |
// title = ezxml_get(library, "shelf", 0, "book", 2, "title", -1); |
119 |
< |
// This retrieves the title of the 3rd book on the 1st shelf of library. |
120 |
< |
// Returns NULL if not found. |
115 |
> |
/* Traverses the xml tree to retrieve a specific subtag. Takes a variable */ |
116 |
> |
/* length list of tag names and indexes. The argument list must be terminated */ |
117 |
> |
/* by either an index of -1 or an empty string tag name. Example: */ |
118 |
> |
/* title = ezxml_get(library, "shelf", 0, "book", 2, "title", -1); */ |
119 |
> |
/* This retrieves the title of the 3rd book on the 1st shelf of library. */ |
120 |
> |
/* Returns NULL if not found. */ |
121 |
|
ezxml_t ezxml_get(ezxml_t xml, ...) |
122 |
|
{ |
123 |
|
va_list ap; |
129 |
|
return r; |
130 |
|
} |
131 |
|
|
132 |
< |
// returns a null terminated array of processing instructions for the given |
133 |
< |
// target |
132 |
> |
/* returns a null terminated array of processing instructions for the given */ |
133 |
> |
/* target */ |
134 |
|
const char **ezxml_pi(ezxml_t xml, const char *target) |
135 |
|
{ |
136 |
|
ezxml_root_t root = (ezxml_root_t)xml; |
137 |
|
int i = 0; |
138 |
|
|
139 |
|
if (! root) return (const char **)EZXML_NIL; |
140 |
< |
while (root->xml.parent) root = (ezxml_root_t)root->xml.parent; // root tag |
141 |
< |
while (root->pi[i] && strcmp(target, root->pi[i][0])) i++; // find target |
140 |
> |
while (root->xml.parent) root = (ezxml_root_t)root->xml.parent; /* root tag */ |
141 |
> |
while (root->pi[i] && strcmp(target, root->pi[i][0])) i++; /* find target */ |
142 |
|
return (const char **)((root->pi[i]) ? root->pi[i] + 1 : EZXML_NIL); |
143 |
|
} |
144 |
|
|
145 |
< |
// set an error string and return root |
145 |
> |
/* set an error string and return root */ |
146 |
|
ezxml_t ezxml_err(ezxml_root_t root, char *s, const char *err, ...) |
147 |
|
{ |
148 |
|
va_list ap; |
150 |
|
char *t, fmt[EZXML_ERRL]; |
151 |
|
|
152 |
|
for (t = root->s; t < s; t++) if (*t == '\n') line++; |
153 |
< |
snprintf(fmt, EZXML_ERRL, "[error near line %d]: %s", line, err); |
153 |
> |
sprintf(fmt, "[error near line %d]: %s", line, err); |
154 |
|
|
155 |
|
va_start(ap, err); |
156 |
|
vsnprintf(root->err, EZXML_ERRL, fmt, ap); |
159 |
|
return &root->xml; |
160 |
|
} |
161 |
|
|
162 |
< |
// Recursively decodes entity and character references and normalizes new lines |
163 |
< |
// ent is a null terminated array of alternating entity names and values. set t |
164 |
< |
// to '&' for general entity decoding, '%' for parameter entity decoding, 'c' |
165 |
< |
// for cdata sections, ' ' for attribute normalization, or '*' for non-cdata |
166 |
< |
// attribute normalization. Returns s, or if the decoded string is longer than |
167 |
< |
// s, returns a malloced string that must be freed. |
162 |
> |
/* Recursively decodes entity and character references and normalizes new lines */ |
163 |
> |
/* ent is a null terminated array of alternating entity names and values. set t */ |
164 |
> |
/* to '&' for general entity decoding, '%' for parameter entity decoding, 'c' */ |
165 |
> |
/* for cdata sections, ' ' for attribute normalization, or '*' for non-cdata */ |
166 |
> |
/* attribute normalization. Returns s, or if the decoded string is longer than */ |
167 |
> |
/* s, returns a malloced string that must be freed. */ |
168 |
|
char *ezxml_decode(char *s, char **ent, char t) |
169 |
|
{ |
170 |
|
char *e, *r = s, *m = s; |
171 |
|
long b, c, d, l; |
172 |
|
|
173 |
< |
for (; *s; s++) { // normalize line endings |
174 |
< |
while (*s == '\r') { |
175 |
< |
*(s++) = '\n'; |
176 |
< |
if (*s == '\n') memmove(s, (s + 1), strlen(s)); |
177 |
< |
} |
178 |
< |
} |
173 |
> |
for (; *s; s++) /* normalize line endings */ |
174 |
> |
if (*s == '\r') { |
175 |
> |
char *s2 = s+1; |
176 |
> |
do { |
177 |
> |
while (*s2 == '\r') |
178 |
> |
++s2; |
179 |
> |
*s++ = *s2; |
180 |
> |
} while (*s2++); |
181 |
> |
break; |
182 |
> |
} |
183 |
|
|
184 |
|
for (s = r; ; ) { |
185 |
|
while (*s && *s != '&' && (*s != '%' || t != '%') && !isspace(*s)) s++; |
186 |
|
|
187 |
|
if (! *s) break; |
188 |
< |
else if (t != 'c' && ! strncmp(s, "&#", 2)) { // character reference |
189 |
< |
if (s[2] == 'x') c = strtol(s + 3, &e, 16); // base 16 |
190 |
< |
else c = strtol(s + 2, &e, 10); // base 10 |
191 |
< |
if (! c || *e != ';') { s++; continue; } // not a character ref |
188 |
> |
else if (t != 'c' && ! strncmp(s, "&#", 2)) { /* character reference */ |
189 |
> |
if (s[2] == 'x') c = strtol(s + 3, &e, 16); /* base 16 */ |
190 |
> |
else c = strtol(s + 2, &e, 10); /* base 10 */ |
191 |
> |
if (! c || *e != ';') { s++; continue; } /* not a character ref */ |
192 |
|
|
193 |
< |
if (c < 0x80) *(s++) = c; // US-ASCII subset |
194 |
< |
else { // multi-byte UTF-8 sequence |
195 |
< |
for (b = 0, d = c; d; d /= 2) b++; // number of bits in c |
196 |
< |
b = (b - 2) / 5; // number of bytes in payload |
197 |
< |
*(s++) = (0xFF << (7 - b)) | (c >> (6 * b)); // head |
198 |
< |
while (b) *(s++) = 0x80 | ((c >> (6 * --b)) & 0x3F); // payload |
193 |
> |
if (c < 0x80) *(s++) = c; /* US-ASCII subset */ |
194 |
> |
else { /* multi-byte UTF-8 sequence */ |
195 |
> |
for (b = 0, d = c; d; d /= 2) b++; /* number of bits in c */ |
196 |
> |
b = (b - 2) / 5; /* number of bytes in payload */ |
197 |
> |
*(s++) = (0xFF << (7 - b)) | (c >> (6 * b)); /* head */ |
198 |
> |
while (b) *(s++) = 0x80 | ((c >> (6 * --b)) & 0x3F); /* payload */ |
199 |
|
} |
200 |
|
|
201 |
|
memmove(s, strchr(s, ';') + 1, strlen(strchr(s, ';'))); |
202 |
|
} |
203 |
|
else if ((*s == '&' && (t == '&' || t == ' ' || t == '*')) || |
204 |
< |
(*s == '%' && t == '%')) { // entity reference |
204 |
> |
(*s == '%' && t == '%')) { /* entity reference */ |
205 |
|
for (b = 0; ent[b] && strncmp(s + 1, ent[b], strlen(ent[b])); |
206 |
< |
b += 2); // find entity in entity list |
206 |
> |
b += 2); /* find entity in entity list */ |
207 |
|
|
208 |
< |
if (ent[b++]) { // found a match |
208 |
> |
if (ent[b++]) { /* found a match */ |
209 |
|
if ((c = strlen(ent[b])) - 1 > (e = strchr(s, ';')) - s) { |
210 |
< |
l = (d = (s - r)) + c + strlen(e); // new length |
210 |
> |
l = (d = (s - r)) + c + strlen(e); /* new length */ |
211 |
|
r = (r == m) ? strcpy(malloc(l), r) : realloc(r, l); |
212 |
< |
e = strchr((s = r + d), ';'); // fix up pointers |
212 |
> |
e = strchr((s = r + d), ';'); /* fix up pointers */ |
213 |
|
} |
214 |
|
|
215 |
< |
memmove(s + c, e + 1, strlen(e)); // shift rest of string |
216 |
< |
strncpy(s, ent[b], c); // copy in replacement text |
215 |
> |
memmove(s + c, e + 1, strlen(e)); /* shift rest of string */ |
216 |
> |
strncpy(s, ent[b], c); /* copy in replacement text */ |
217 |
|
} |
218 |
< |
else s++; // not a known entity |
218 |
> |
else s++; /* not a known entity */ |
219 |
|
} |
220 |
|
else if ((t == ' ' || t == '*') && isspace(*s)) *(s++) = ' '; |
221 |
< |
else s++; // no decoding needed |
221 |
> |
else s++; /* no decoding needed */ |
222 |
|
} |
223 |
|
|
224 |
< |
if (t == '*') { // normalize spaces for non-cdata attributes |
224 |
> |
if (t == '*') { /* normalize spaces for non-cdata attributes */ |
225 |
|
for (s = r; *s; s++) { |
226 |
|
if ((l = strspn(s, " "))) memmove(s, s + l, strlen(s + l) + 1); |
227 |
|
while (*s && *s != ' ') s++; |
228 |
|
} |
229 |
< |
if (--s >= r && *s == ' ') *s = '\0'; // trim any trailing space |
229 |
> |
if (--s >= r && *s == ' ') *s = '\0'; /* trim any trailing space */ |
230 |
|
} |
231 |
|
return r; |
232 |
|
} |
233 |
|
|
234 |
< |
// called when parser finds start of new tag |
234 |
> |
/* called when parser finds start of new tag */ |
235 |
|
void ezxml_open_tag(ezxml_root_t root, char *name, char **attr) |
236 |
|
{ |
237 |
|
ezxml_t xml = root->cur; |
238 |
|
|
239 |
|
if (xml->name) xml = ezxml_add_child(xml, name, strlen(xml->txt)); |
240 |
< |
else xml->name = name; // first open tag |
240 |
> |
else xml->name = name; /* first open tag */ |
241 |
|
|
242 |
|
xml->attr = attr; |
243 |
< |
root->cur = xml; // update tag insertion point |
243 |
> |
root->cur = xml; /* update tag insertion point */ |
244 |
|
} |
245 |
|
|
246 |
< |
// called when parser finds character content between open and closing tag |
246 |
> |
/* called when parser finds character content between open and closing tag */ |
247 |
|
void ezxml_char_content(ezxml_root_t root, char *s, size_t len, char t) |
248 |
|
{ |
249 |
|
ezxml_t xml = root->cur; |
250 |
|
char *m = s; |
251 |
|
size_t l; |
252 |
|
|
253 |
< |
if (! xml || ! xml->name || ! len) return; // sanity check |
253 |
> |
if (! xml || ! xml->name || ! len) return; /* sanity check */ |
254 |
|
|
255 |
< |
s[len] = '\0'; // null terminate text (calling functions anticipate this) |
255 |
> |
s[len] = '\0'; /* null terminate text (calling functions anticipate this) */ |
256 |
|
len = strlen(s = ezxml_decode(s, root->ent, t)) + 1; |
257 |
|
|
258 |
< |
if (! *(xml->txt)) xml->txt = s; // initial character content |
259 |
< |
else { // allocate our own memory and make a copy |
260 |
< |
xml->txt = (xml->flags & EZXML_TXTM) // allocate some space |
258 |
> |
if (! *(xml->txt)) xml->txt = s; /* initial character content */ |
259 |
> |
else { /* allocate our own memory and make a copy */ |
260 |
> |
xml->txt = (xml->flags & EZXML_TXTM) /* allocate some space */ |
261 |
|
? realloc(xml->txt, (l = strlen(xml->txt)) + len) |
262 |
|
: strcpy(malloc((l = strlen(xml->txt)) + len), xml->txt); |
263 |
< |
strcpy(xml->txt + l, s); // add new char content |
264 |
< |
if (s != m) free(s); // free s if it was malloced by ezxml_decode() |
263 |
> |
strcpy(xml->txt + l, s); /* add new char content */ |
264 |
> |
if (s != m) free(s); /* free s if it was malloced by ezxml_decode() */ |
265 |
|
} |
266 |
|
|
267 |
|
if (xml->txt != m) ezxml_set_flag(xml, EZXML_TXTM); |
268 |
|
} |
269 |
|
|
270 |
< |
// called when parser finds closing tag |
270 |
> |
/* called when parser finds closing tag */ |
271 |
|
ezxml_t ezxml_close_tag(ezxml_root_t root, char *name, char *s) |
272 |
|
{ |
273 |
|
if (! root->cur || ! root->cur->name || strcmp(name, root->cur->name)) |
277 |
|
return NULL; |
278 |
|
} |
279 |
|
|
280 |
< |
// checks for circular entity references, returns non-zero if no circular |
281 |
< |
// references are found, zero otherwise |
280 |
> |
/* checks for circular entity references, returns non-zero if no circular */ |
281 |
> |
/* references are found, zero otherwise */ |
282 |
|
int ezxml_ent_ok(char *name, char *s, char **ent) |
283 |
|
{ |
284 |
|
int i; |
285 |
|
|
286 |
|
for (; ; s++) { |
287 |
< |
while (*s && *s != '&') s++; // find next entity reference |
287 |
> |
while (*s && *s != '&') s++; /* find next entity reference */ |
288 |
|
if (! *s) return 1; |
289 |
< |
if (! strncmp(s + 1, name, strlen(name))) return 0; // circular ref. |
289 |
> |
if (! strncmp(s + 1, name, strlen(name))) return 0; /* circular ref. */ |
290 |
|
for (i = 0; ent[i] && strncmp(ent[i], s + 1, strlen(ent[i])); i += 2); |
291 |
|
if (ent[i] && ! ezxml_ent_ok(name, ent[i + 1], ent)) return 0; |
292 |
|
} |
293 |
|
} |
294 |
|
|
295 |
< |
// called when the parser finds a processing instruction |
295 |
> |
/* called when the parser finds a processing instruction */ |
296 |
|
void ezxml_proc_inst(ezxml_root_t root, char *s, size_t len) |
297 |
|
{ |
298 |
|
int i = 0, j = 1; |
299 |
|
char *target = s; |
300 |
|
|
301 |
< |
s[len] = '\0'; // null terminate instruction |
301 |
> |
s[len] = '\0'; /* null terminate instruction */ |
302 |
|
if (*(s += strcspn(s, EZXML_WS))) { |
303 |
< |
*s = '\0'; // null terminate target |
304 |
< |
s += strspn(s + 1, EZXML_WS) + 1; // skip whitespace after target |
303 |
> |
*s = '\0'; /* null terminate target */ |
304 |
> |
s += strspn(s + 1, EZXML_WS) + 1; /* skip whitespace after target */ |
305 |
|
} |
306 |
|
|
307 |
< |
if (! strcmp(target, "xml")) { // <?xml ... ?> |
307 |
> |
if (! strcmp(target, "xml")) { /* <?xml ... ?> */ |
308 |
|
if ((s = strstr(s, "standalone")) && ! strncmp(s + strspn(s + 10, |
309 |
|
EZXML_WS "='\"") + 10, "yes", 3)) root->standalone = 1; |
310 |
|
return; |
311 |
|
} |
312 |
|
|
313 |
< |
if (! root->pi[0]) *(root->pi = malloc(sizeof(char **))) = NULL; //first pi |
313 |
> |
if (! root->pi[0]) *(root->pi = malloc(sizeof(char **))) = NULL; /*first pi */ |
314 |
|
|
315 |
< |
while (root->pi[i] && strcmp(target, root->pi[i][0])) i++; // find target |
316 |
< |
if (! root->pi[i]) { // new target |
315 |
> |
while (root->pi[i] && strcmp(target, root->pi[i][0])) i++; /* find target */ |
316 |
> |
if (! root->pi[i]) { /* new target */ |
317 |
|
root->pi = realloc(root->pi, sizeof(char **) * (i + 2)); |
318 |
|
root->pi[i] = malloc(sizeof(char *) * 3); |
319 |
|
root->pi[i][0] = target; |
320 |
< |
root->pi[i][1] = (char *)(root->pi[i + 1] = NULL); // terminate pi list |
321 |
< |
root->pi[i][2] = strdup(""); // empty document position list |
320 |
> |
root->pi[i][1] = (char *)(root->pi[i + 1] = NULL); /* terminate pi list */ |
321 |
> |
root->pi[i][2] = strdup(""); /* empty document position list */ |
322 |
|
} |
323 |
|
|
324 |
< |
while (root->pi[i][j]) j++; // find end of instruction list for this target |
324 |
> |
while (root->pi[i][j]) j++; /* find end of instruction list for this target */ |
325 |
|
root->pi[i] = realloc(root->pi[i], sizeof(char *) * (j + 3)); |
326 |
|
root->pi[i][j + 2] = realloc(root->pi[i][j + 1], j + 1); |
327 |
|
strcpy(root->pi[i][j + 2] + j - 1, (root->xml.name) ? ">" : "<"); |
328 |
< |
root->pi[i][j + 1] = NULL; // null terminate pi list for this target |
329 |
< |
root->pi[i][j] = s; // set instruction |
328 |
> |
root->pi[i][j + 1] = NULL; /* null terminate pi list for this target */ |
329 |
> |
root->pi[i][j] = s; /* set instruction */ |
330 |
|
} |
331 |
|
|
332 |
< |
// called when the parser finds an internal doctype subset |
332 |
> |
/* called when the parser finds an internal doctype subset */ |
333 |
|
short ezxml_internal_dtd(ezxml_root_t root, char *s, size_t len) |
334 |
|
{ |
335 |
|
char q, *c, *t, *n = NULL, *v, **ent, **pe; |
338 |
|
pe = memcpy(malloc(sizeof(EZXML_NIL)), EZXML_NIL, sizeof(EZXML_NIL)); |
339 |
|
|
340 |
|
for (s[len] = '\0'; s; ) { |
341 |
< |
while (*s && *s != '<' && *s != '%') s++; // find next declaration |
341 |
> |
while (*s && *s != '<' && *s != '%') s++; /* find next declaration */ |
342 |
|
|
343 |
|
if (! *s) break; |
344 |
< |
else if (! strncmp(s, "<!ENTITY", 8)) { // parse entity definitions |
345 |
< |
c = s += strspn(s + 8, EZXML_WS) + 8; // skip white space separator |
346 |
< |
n = s + strspn(s, EZXML_WS "%"); // find name |
347 |
< |
*(s = n + strcspn(n, EZXML_WS)) = ';'; // append ; to name |
344 |
> |
else if (! strncmp(s, "<!ENTITY", 8)) { /* parse entity definitions */ |
345 |
> |
c = s += strspn(s + 8, EZXML_WS) + 8; /* skip white space separator */ |
346 |
> |
n = s + strspn(s, EZXML_WS "%"); /* find name */ |
347 |
> |
*(s = n + strcspn(n, EZXML_WS)) = ';'; /* append ; to name */ |
348 |
|
|
349 |
< |
v = s + strspn(s + 1, EZXML_WS) + 1; // find value |
350 |
< |
if ((q = *(v++)) != '"' && q != '\'') { // skip externals |
349 |
> |
v = s + strspn(s + 1, EZXML_WS) + 1; /* find value */ |
350 |
> |
if ((q = *(v++)) != '"' && q != '\'') { /* skip externals */ |
351 |
|
s = strchr(s, '>'); |
352 |
|
continue; |
353 |
|
} |
354 |
|
|
355 |
|
for (i = 0, ent = (*c == '%') ? pe : root->ent; ent[i]; i++); |
356 |
< |
ent = realloc(ent, (i + 3) * sizeof(char *)); // space for next ent |
356 |
> |
ent = realloc(ent, (i + 3) * sizeof(char *)); /* space for next ent */ |
357 |
|
if (*c == '%') pe = ent; |
358 |
|
else root->ent = ent; |
359 |
|
|
360 |
< |
*(++s) = '\0'; // null terminate name |
361 |
< |
if ((s = strchr(v, q))) *(s++) = '\0'; // null terminate value |
362 |
< |
ent[i + 1] = ezxml_decode(v, pe, '%'); // set value |
363 |
< |
ent[i + 2] = NULL; // null terminate entity list |
364 |
< |
if (! ezxml_ent_ok(n, ent[i + 1], ent)) { // circular reference |
360 |
> |
*(++s) = '\0'; /* null terminate name */ |
361 |
> |
if ((s = strchr(v, q))) *(s++) = '\0'; /* null terminate value */ |
362 |
> |
ent[i + 1] = ezxml_decode(v, pe, '%'); /* set value */ |
363 |
> |
ent[i + 2] = NULL; /* null terminate entity list */ |
364 |
> |
if (! ezxml_ent_ok(n, ent[i + 1], ent)) { /* circular reference */ |
365 |
|
if (ent[i + 1] != v) free(ent[i + 1]); |
366 |
|
ezxml_err(root, v, "circular entity declaration &%s", n); |
367 |
|
break; |
368 |
|
} |
369 |
< |
else ent[i] = n; // set entity name |
369 |
> |
else ent[i] = n; /* set entity name */ |
370 |
|
} |
371 |
< |
else if (! strncmp(s, "<!ATTLIST", 9)) { // parse default attributes |
372 |
< |
t = s + strspn(s + 9, EZXML_WS) + 9; // skip whitespace separator |
371 |
> |
else if (! strncmp(s, "<!ATTLIST", 9)) { /* parse default attributes */ |
372 |
> |
t = s + strspn(s + 9, EZXML_WS) + 9; /* skip whitespace separator */ |
373 |
|
if (! *t) { ezxml_err(root, t, "unclosed <!ATTLIST"); break; } |
374 |
|
if (*(s = t + strcspn(t, EZXML_WS ">")) == '>') continue; |
375 |
< |
else *s = '\0'; // null terminate tag name |
375 |
> |
else *s = '\0'; /* null terminate tag name */ |
376 |
|
for (i = 0; root->attr[i] && strcmp(n, root->attr[i][0]); i++); |
377 |
< |
|
378 |
< |
while (*(n = ++s + strspn(s, EZXML_WS)) && *n != '>') { |
379 |
< |
if (*(s = n + strcspn(n, EZXML_WS))) *s = '\0'; // attr name |
377 |
> |
++s; |
378 |
> |
while (*(n = s + strspn(s, EZXML_WS)) && *n != '>') { |
379 |
> |
if (*(s = n + strcspn(n, EZXML_WS))) *s = '\0'; /* attr name */ |
380 |
|
else { ezxml_err(root, t, "malformed <!ATTLIST"); break; } |
381 |
|
|
382 |
< |
s += strspn(s + 1, EZXML_WS) + 1; // find next token |
383 |
< |
c = (strncmp(s, "CDATA", 5)) ? "*" : " "; // is it cdata? |
382 |
> |
s += strspn(s + 1, EZXML_WS) + 1; /* find next token */ |
383 |
> |
c = (strncmp(s, "CDATA", 5)) ? "*" : " "; /* is it cdata? */ |
384 |
|
if (! strncmp(s, "NOTATION", 8)) |
385 |
|
s += strspn(s + 8, EZXML_WS) + 8; |
386 |
|
s = (*s == '(') ? strchr(s, ')') : s + strcspn(s, EZXML_WS); |
387 |
|
if (! s) { ezxml_err(root, t, "malformed <!ATTLIST"); break; } |
388 |
|
|
389 |
< |
s += strspn(s, EZXML_WS ")"); // skip white space separator |
389 |
> |
s += strspn(s, EZXML_WS ")"); /* skip white space separator */ |
390 |
|
if (! strncmp(s, "#FIXED", 6)) |
391 |
|
s += strspn(s + 6, EZXML_WS) + 6; |
392 |
< |
if (*s == '#') { // no default value |
392 |
> |
if (*s == '#') { /* no default value */ |
393 |
|
s += strcspn(s, EZXML_WS ">") - 1; |
394 |
< |
if (*c == ' ') continue; // cdata is default, nothing to do |
394 |
> |
if (*c == ' ') continue; /* cdata is default, nothing to do */ |
395 |
|
v = NULL; |
396 |
|
} |
397 |
< |
else if ((*s == '"' || *s == '\'') && // default value |
397 |
> |
else if ((*s == '"' || *s == '\'') && /* default value */ |
398 |
|
(s = strchr(v = s + 1, *s))) *s = '\0'; |
399 |
|
else { ezxml_err(root, t, "malformed <!ATTLIST"); break; } |
400 |
|
|
401 |
< |
if (! root->attr[i]) { // new tag name |
401 |
> |
if (! root->attr[i]) { /* new tag name */ |
402 |
|
root->attr = (! i) ? malloc(2 * sizeof(char **)) |
403 |
|
: realloc(root->attr, |
404 |
|
(i + 2) * sizeof(char **)); |
405 |
|
root->attr[i] = malloc(2 * sizeof(char *)); |
406 |
< |
root->attr[i][0] = t; // set tag name |
406 |
> |
root->attr[i][0] = t; /* set tag name */ |
407 |
|
root->attr[i][1] = (char *)(root->attr[i + 1] = NULL); |
408 |
|
} |
409 |
|
|
410 |
< |
for (j = 1; root->attr[i][j]; j += 3); // find end of list |
410 |
> |
for (j = 1; root->attr[i][j]; j += 3); /* find end of list */ |
411 |
|
root->attr[i] = realloc(root->attr[i], |
412 |
|
(j + 4) * sizeof(char *)); |
413 |
|
|
414 |
< |
root->attr[i][j + 3] = NULL; // null terminate list |
415 |
< |
root->attr[i][j + 2] = c; // is it cdata? |
414 |
> |
root->attr[i][j + 3] = NULL; /* null terminate list */ |
415 |
> |
root->attr[i][j + 2] = c; /* is it cdata? */ |
416 |
|
root->attr[i][j + 1] = (v) ? ezxml_decode(v, root->ent, *c) |
417 |
|
: NULL; |
418 |
< |
root->attr[i][j] = n; // attribute name |
418 |
> |
root->attr[i][j] = n; /* attribute name */ |
419 |
> |
++s; |
420 |
|
} |
421 |
|
} |
422 |
< |
else if (! strncmp(s, "<!--", 4)) s = strstr(s + 4, "-->"); // comments |
423 |
< |
else if (! strncmp(s, "<?", 2)) { // processing instructions |
422 |
> |
else if (! strncmp(s, "<!--", 4)) s = strstr(s + 4, "-->"); /* comments */ |
423 |
> |
else if (! strncmp(s, "<?", 2)) { /* processing instructions */ |
424 |
|
if ((s = strstr(c = s + 2, "?>"))) |
425 |
|
ezxml_proc_inst(root, c, s++ - c); |
426 |
|
} |
427 |
< |
else if (*s == '<') s = strchr(s, '>'); // skip other declarations |
427 |
> |
else if (*s == '<') s = strchr(s, '>'); /* skip other declarations */ |
428 |
|
else if (*(s++) == '%' && ! root->standalone) break; |
429 |
|
} |
430 |
|
|
432 |
|
return ! *root->err; |
433 |
|
} |
434 |
|
|
435 |
< |
// Converts a UTF-16 string to UTF-8. Returns a new string that must be freed |
436 |
< |
// or NULL if no conversion was needed. |
435 |
> |
/* Converts a UTF-16 string to UTF-8. Returns a new string that must be freed */ |
436 |
> |
/* or NULL if no conversion was needed. */ |
437 |
|
char *ezxml_str2utf8(char **s, size_t *len) |
438 |
|
{ |
439 |
|
char *u; |
441 |
|
long c, d; |
442 |
|
int b, be = (**s == '\xFE') ? 1 : (**s == '\xFF') ? 0 : -1; |
443 |
|
|
444 |
< |
if (be == -1) return NULL; // not UTF-16 |
444 |
> |
if (be == -1) return NULL; /* not UTF-16 */ |
445 |
|
|
446 |
|
u = malloc(max); |
447 |
|
for (sl = 2; sl < *len - 1; sl += 2) { |
448 |
< |
c = (be) ? (((*s)[sl] & 0xFF) << 8) | ((*s)[sl + 1] & 0xFF) //UTF-16BE |
449 |
< |
: (((*s)[sl + 1] & 0xFF) << 8) | ((*s)[sl] & 0xFF); //UTF-16LE |
450 |
< |
if (c >= 0xD800 && c <= 0xDFFF && (sl += 2) < *len - 1) { // high-half |
448 |
> |
c = (be) ? (((*s)[sl] & 0xFF) << 8) | ((*s)[sl + 1] & 0xFF) /*UTF-16BE */ |
449 |
> |
: (((*s)[sl + 1] & 0xFF) << 8) | ((*s)[sl] & 0xFF); /*UTF-16LE */ |
450 |
> |
if (c >= 0xD800 && c <= 0xDFFF && (sl += 2) < *len - 1) { /* high-half */ |
451 |
|
d = (be) ? (((*s)[sl] & 0xFF) << 8) | ((*s)[sl + 1] & 0xFF) |
452 |
|
: (((*s)[sl + 1] & 0xFF) << 8) | ((*s)[sl] & 0xFF); |
453 |
|
c = (((c & 0x3FF) << 10) | (d & 0x3FF)) + 0x10000; |
454 |
|
} |
455 |
|
|
456 |
|
while (l + 6 > max) u = realloc(u, max += EZXML_BUFSIZE); |
457 |
< |
if (c < 0x80) u[l++] = c; // US-ASCII subset |
458 |
< |
else { // multi-byte UTF-8 sequence |
459 |
< |
for (b = 0, d = c; d; d /= 2) b++; // bits in c |
460 |
< |
b = (b - 2) / 5; // bytes in payload |
461 |
< |
u[l++] = (0xFF << (7 - b)) | (c >> (6 * b)); // head |
462 |
< |
while (b) u[l++] = 0x80 | ((c >> (6 * --b)) & 0x3F); // payload |
457 |
> |
if (c < 0x80) u[l++] = c; /* US-ASCII subset */ |
458 |
> |
else { /* multi-byte UTF-8 sequence */ |
459 |
> |
for (b = 0, d = c; d; d /= 2) b++; /* bits in c */ |
460 |
> |
b = (b - 2) / 5; /* bytes in payload */ |
461 |
> |
u[l++] = (0xFF << (7 - b)) | (c >> (6 * b)); /* head */ |
462 |
> |
while (b) u[l++] = 0x80 | ((c >> (6 * --b)) & 0x3F); /* payload */ |
463 |
|
} |
464 |
|
} |
465 |
|
return *s = realloc(u, *len = l); |
466 |
|
} |
467 |
|
|
468 |
< |
// frees a tag attribute list |
468 |
> |
/* frees a tag attribute list */ |
469 |
|
void ezxml_free_attr(char **attr) { |
470 |
|
int i = 0; |
471 |
|
char *m; |
472 |
|
|
473 |
< |
if (! attr || attr == EZXML_NIL) return; // nothing to free |
474 |
< |
while (attr[i]) i += 2; // find end of attribute list |
475 |
< |
m = attr[i + 1]; // list of which names and values are malloced |
473 |
> |
if (! attr || attr == EZXML_NIL) return; /* nothing to free */ |
474 |
> |
while (attr[i]) i += 2; /* find end of attribute list */ |
475 |
> |
m = attr[i + 1]; /* list of which names and values are malloced */ |
476 |
|
for (i = 0; m[i]; i++) { |
477 |
|
if (m[i] & EZXML_NAMEM) free(attr[i * 2]); |
478 |
|
if (m[i] & EZXML_TXTM) free(attr[(i * 2) + 1]); |
481 |
|
free(attr); |
482 |
|
} |
483 |
|
|
484 |
< |
// parse the given xml string and return an ezxml structure |
484 |
> |
/* parse the given xml string and return an ezxml structure */ |
485 |
|
ezxml_t ezxml_parse_str(char *s, size_t len) |
486 |
|
{ |
487 |
|
ezxml_root_t root = (ezxml_root_t)ezxml_new(NULL); |
488 |
< |
char q, e, *d, **attr, **a = NULL; // initialize a to avoid compile warning |
488 |
> |
char q, e, *d, **attr, **a = NULL; /* initialize a to avoid compile warning */ |
489 |
|
int l, i, j; |
490 |
|
|
491 |
|
root->m = s; |
492 |
|
if (! len) return ezxml_err(root, NULL, "root tag missing"); |
493 |
< |
root->u = ezxml_str2utf8(&s, &len); // convert utf-16 to utf-8 |
494 |
< |
root->e = (root->s = s) + len; // record start and end of work area |
493 |
> |
root->u = ezxml_str2utf8(&s, &len); /* convert utf-16 to utf-8 */ |
494 |
> |
root->e = (root->s = s) + len; /* record start and end of work area */ |
495 |
|
|
496 |
< |
e = s[len - 1]; // save end char |
497 |
< |
s[len - 1] = '\0'; // turn end char into null terminator |
496 |
> |
e = s[len - 1]; /* save end char */ |
497 |
> |
s[len - 1] = '\0'; /* turn end char into null terminator */ |
498 |
|
|
499 |
< |
while (*s && *s != '<') s++; // find first tag |
499 |
> |
while (*s && *s != '<') s++; /* find first tag */ |
500 |
|
if (! *s) return ezxml_err(root, s, "root tag missing"); |
501 |
|
|
502 |
|
for (; ; ) { |
503 |
|
attr = (char **)EZXML_NIL; |
504 |
|
d = ++s; |
505 |
|
|
506 |
< |
if (isalpha(*s) || *s == '_' || *s == ':' || *s < '\0') { // new tag |
506 |
> |
if (isalpha(*s) || *s == '_' || *s == ':' || *s < '\0') { /* new tag */ |
507 |
|
if (! root->cur) |
508 |
|
return ezxml_err(root, d, "markup outside of root element"); |
509 |
|
|
510 |
|
s += strcspn(s, EZXML_WS "/>"); |
511 |
< |
while (isspace(*s)) *(s++) = '\0'; // null terminate tag name |
511 |
> |
while (isspace(*s)) *(s++) = '\0'; /* null terminate tag name */ |
512 |
|
|
513 |
< |
if (*s && *s != '/' && *s != '>') // find tag in default attr list |
513 |
> |
if (*s && *s != '/' && *s != '>') /* find tag in default attr list */ |
514 |
|
for (i = 0; (a = root->attr[i]) && strcmp(a[0], d); i++); |
515 |
|
|
516 |
< |
for (l = 0; *s && *s != '/' && *s != '>'; l += 2) { // new attrib |
516 |
> |
for (l = 0; *s && *s != '/' && *s != '>'; l += 2) { /* new attrib */ |
517 |
|
attr = (l) ? realloc(attr, (l + 4) * sizeof(char *)) |
518 |
< |
: malloc(4 * sizeof(char *)); // allocate space |
518 |
> |
: malloc(4 * sizeof(char *)); /* allocate space */ |
519 |
|
attr[l + 3] = (l) ? realloc(attr[l + 1], (l / 2) + 2) |
520 |
< |
: malloc(2); // mem for list of maloced vals |
521 |
< |
strcpy(attr[l + 3] + (l / 2), " "); // value is not malloced |
522 |
< |
attr[l + 2] = NULL; // null terminate list |
523 |
< |
attr[l + 1] = ""; // temporary attribute value |
524 |
< |
attr[l] = s; // set attribute name |
520 |
> |
: malloc(2); /* mem for list of maloced vals */ |
521 |
> |
strcpy(attr[l + 3] + (l / 2), " "); /* value is not malloced */ |
522 |
> |
attr[l + 2] = NULL; /* null terminate list */ |
523 |
> |
attr[l + 1] = ""; /* temporary attribute value */ |
524 |
> |
attr[l] = s; /* set attribute name */ |
525 |
|
|
526 |
|
s += strcspn(s, EZXML_WS "=/>"); |
527 |
|
if (*s == '=' || isspace(*s)) { |
528 |
< |
*(s++) = '\0'; // null terminate tag attribute name |
528 |
> |
*(s++) = '\0'; /* null terminate tag attribute name */ |
529 |
|
q = *(s += strspn(s, EZXML_WS "=")); |
530 |
< |
if (q == '"' || q == '\'') { // attribute value |
530 |
> |
if (q == '"' || q == '\'') { /* attribute value */ |
531 |
|
attr[l + 1] = ++s; |
532 |
|
while (*s && *s != q) s++; |
533 |
< |
if (*s) *(s++) = '\0'; // null terminate attribute val |
533 |
> |
if (*s) *(s++) = '\0'; /* null terminate attribute val */ |
534 |
|
else { |
535 |
|
ezxml_free_attr(attr); |
536 |
|
return ezxml_err(root, d, "missing %c", q); |
540 |
|
attr[l + 1] = ezxml_decode(attr[l + 1], root->ent, (a |
541 |
|
&& a[j]) ? *a[j + 2] : ' '); |
542 |
|
if (attr[l + 1] < d || attr[l + 1] > s) |
543 |
< |
attr[l + 3][l / 2] = EZXML_TXTM; // value malloced |
543 |
> |
attr[l + 3][l / 2] = EZXML_TXTM; /* value malloced */ |
544 |
|
} |
545 |
|
} |
546 |
|
while (isspace(*s)) s++; |
547 |
|
} |
548 |
|
|
549 |
< |
if (*s == '/') { // self closing tag |
549 |
> |
if (*s == '/') { /* self closing tag */ |
550 |
|
*(s++) = '\0'; |
551 |
|
if ((*s && *s != '>') || (! *s && e != '>')) { |
552 |
|
if (l) ezxml_free_attr(attr); |
555 |
|
ezxml_open_tag(root, d, attr); |
556 |
|
ezxml_close_tag(root, d, s); |
557 |
|
} |
558 |
< |
else if ((q = *s) == '>' || (! *s && e == '>')) { // open tag |
559 |
< |
*s = '\0'; // temporarily null terminate tag name |
558 |
> |
else if ((q = *s) == '>' || (! *s && e == '>')) { /* open tag */ |
559 |
> |
*s = '\0'; /* temporarily null terminate tag name */ |
560 |
|
ezxml_open_tag(root, d, attr); |
561 |
|
*s = q; |
562 |
|
} |
565 |
|
return ezxml_err(root, d, "missing >"); |
566 |
|
} |
567 |
|
} |
568 |
< |
else if (*s == '/') { // close tag |
568 |
> |
else if (*s == '/') { /* close tag */ |
569 |
|
s += strcspn(d = s + 1, EZXML_WS ">") + 1; |
570 |
|
if (! (q = *s) && e != '>') return ezxml_err(root, d, "missing >"); |
571 |
< |
*s = '\0'; // temporarily null terminate tag name |
571 |
> |
*s = '\0'; /* temporarily null terminate tag name */ |
572 |
|
if (ezxml_close_tag(root, d, s)) return &root->xml; |
573 |
|
if (isspace(*s = q)) s += strspn(s, EZXML_WS); |
574 |
|
} |
575 |
< |
else if (! strncmp(s, "!--", 3)) { // xml comment |
575 |
> |
else if (! strncmp(s, "!--", 3)) { /* xml comment */ |
576 |
|
if (! (s = strstr(s + 3, "--")) || (*(s += 2) != '>' && *s) || |
577 |
|
(! *s && e != '>')) return ezxml_err(root, d, "unclosed <!--"); |
578 |
|
} |
579 |
< |
else if (! strncmp(s, "![CDATA[", 8)) { // cdata |
579 |
> |
else if (! strncmp(s, "![CDATA[", 8)) { /* cdata */ |
580 |
|
if ((s = strstr(s, "]]>"))) |
581 |
|
ezxml_char_content(root, d + 8, (s += 2) - d - 10, 'c'); |
582 |
|
else return ezxml_err(root, d, "unclosed <![CDATA["); |
583 |
|
} |
584 |
< |
else if (! strncmp(s, "!DOCTYPE", 8)) { // dtd |
584 |
> |
else if (! strncmp(s, "!DOCTYPE", 8)) { /* dtd */ |
585 |
|
for (l = 0; *s && ((! l && *s != '>') || (l && (*s != ']' || |
586 |
|
*(s + strspn(s + 1, EZXML_WS) + 1) != '>'))); |
587 |
|
l = (*s == '[') ? 1 : l) s += strcspn(s + 1, "[]>") + 1; |
590 |
|
d = (l) ? strchr(d, '[') + 1 : d; |
591 |
|
if (l && ! ezxml_internal_dtd(root, d, s++ - d)) return &root->xml; |
592 |
|
} |
593 |
< |
else if (*s == '?') { // <?...?> processing instructions |
593 |
> |
else if (*s == '?') { /* <?...?> processing instructions */ |
594 |
|
do { s = strchr(s, '?'); } while (s && *(++s) && *s != '>'); |
595 |
|
if (! s || (! *s && e != '>')) |
596 |
|
return ezxml_err(root, d, "unclosed <?"); |
601 |
|
if (! s || ! *s) break; |
602 |
|
*s = '\0'; |
603 |
|
d = ++s; |
604 |
< |
if (*s && *s != '<') { // tag character content |
604 |
> |
if (*s && *s != '<') { /* tag character content */ |
605 |
|
while (*s && *s != '<') s++; |
606 |
|
if (*s) ezxml_char_content(root, d, s - d, '&'); |
607 |
|
else break; |
614 |
|
else return ezxml_err(root, d, "unclosed tag <%s>", root->cur->name); |
615 |
|
} |
616 |
|
|
617 |
< |
// Wrapper for ezxml_parse_str() that accepts a file stream. Reads the entire |
618 |
< |
// stream into memory and then parses it. For xml files, use ezxml_parse_file() |
619 |
< |
// or ezxml_parse_fd() |
617 |
> |
/* Wrapper for ezxml_parse_str() that accepts a file stream. Reads the entire */ |
618 |
> |
/* stream into memory and then parses it. For xml files, use ezxml_parse_file() */ |
619 |
> |
/* or ezxml_parse_fd() */ |
620 |
|
ezxml_t ezxml_parse_fp(FILE *fp) |
621 |
|
{ |
622 |
|
ezxml_root_t root; |
631 |
|
|
632 |
|
if (! s) return NULL; |
633 |
|
root = (ezxml_root_t)ezxml_parse_str(s, len); |
634 |
< |
root->len = -1; // so we know to free s in ezxml_free() |
634 |
> |
root->len = -1; /* so we know to free s in ezxml_free() */ |
635 |
|
return &root->xml; |
636 |
|
} |
637 |
|
|
638 |
< |
// A wrapper for ezxml_parse_str() that accepts a file descriptor. First |
639 |
< |
// attempts to mem map the file. Failing that, reads the file into memory. |
640 |
< |
// Returns NULL on failure. |
638 |
> |
/* A wrapper for ezxml_parse_str() that accepts a file descriptor. First */ |
639 |
> |
/* attempts to mem map the file. Failing that, reads the file into memory. */ |
640 |
> |
/* Returns NULL on failure. */ |
641 |
|
ezxml_t ezxml_parse_fd(int fd) |
642 |
|
{ |
643 |
|
ezxml_root_t root; |
652 |
|
l = (st.st_size + sysconf(_SC_PAGESIZE) - 1) & ~(sysconf(_SC_PAGESIZE) -1); |
653 |
|
if ((m = mmap(NULL, l, PROT_READ|PROT_WRITE, MAP_PRIVATE, fd, 0)) |
654 |
|
!= MAP_FAILED) { |
655 |
< |
madvise(m, l, MADV_SEQUENTIAL); // optimize for sequential access |
655 |
> |
madvise(m, l, MADV_SEQUENTIAL); /* optimize for sequential access */ |
656 |
|
root = (ezxml_root_t)ezxml_parse_str(m, st.st_size); |
657 |
< |
madvise(m, root->len = l, MADV_NORMAL); // put it back to normal |
657 |
> |
madvise(m, root->len = l, MADV_NORMAL); /* put it back to normal */ |
658 |
|
} |
659 |
< |
else { // mmap failed, read file into memory |
660 |
< |
#endif // EZXML_NOMMAP |
659 |
> |
else { /* mmap failed, read file into memory */ |
660 |
> |
#endif /* EZXML_NOMMAP */ |
661 |
|
l = read(fd, m = malloc(st.st_size), st.st_size); |
662 |
|
root = (ezxml_root_t)ezxml_parse_str(m, l); |
663 |
< |
root->len = -1; // so we know to free s in ezxml_free() |
663 |
> |
root->len = -1; /* so we know to free s in ezxml_free() */ |
664 |
|
#ifndef EZXML_NOMMAP |
665 |
|
} |
666 |
< |
#endif // EZXML_NOMMAP |
666 |
> |
#endif /* EZXML_NOMMAP */ |
667 |
|
return &root->xml; |
668 |
|
} |
669 |
|
|
670 |
< |
// a wrapper for ezxml_parse_fd that accepts a file name |
670 |
> |
/* a wrapper for ezxml_parse_fd that accepts a file name */ |
671 |
|
ezxml_t ezxml_parse_file(const char *file) |
672 |
|
{ |
673 |
|
int fd = open(file, O_RDONLY, 0); |
677 |
|
return xml; |
678 |
|
} |
679 |
|
|
680 |
< |
// Encodes ampersand sequences appending the results to *dst, reallocating *dst |
681 |
< |
// if length excedes max. a is non-zero for attribute encoding. Returns *dst |
680 |
> |
/* Encodes ampersand sequences appending the results to *dst, reallocating *dst */ |
681 |
> |
/* if length excedes max. a is non-zero for attribute encoding. Returns *dst */ |
682 |
|
char *ezxml_ampencode(const char *s, size_t len, char **dst, size_t *dlen, |
683 |
|
size_t *max, short a) |
684 |
|
{ |
702 |
|
return *dst; |
703 |
|
} |
704 |
|
|
705 |
< |
// Recursively converts each tag to xml appending it to *s. Reallocates *s if |
706 |
< |
// its length excedes max. start is the location of the previous tag in the |
707 |
< |
// parent tag's character content. Returns *s. |
705 |
> |
/* Recursively converts each tag to xml appending it to *s. Reallocates *s if */ |
706 |
> |
/* its length excedes max. start is the location of the previous tag in the */ |
707 |
> |
/* parent tag's character content. Returns *s. */ |
708 |
|
char *ezxml_toxml_r(ezxml_t xml, char **s, size_t *len, size_t *max, |
709 |
|
size_t start, char ***attr) |
710 |
|
{ |
712 |
|
char *txt = (xml->parent) ? xml->parent->txt : ""; |
713 |
|
size_t off = 0; |
714 |
|
|
715 |
< |
// parent character content up to this tag |
715 |
> |
/* parent character content up to this tag */ |
716 |
|
*s = ezxml_ampencode(txt + start, xml->off - start, s, len, max, 0); |
717 |
|
|
718 |
< |
while (*len + strlen(xml->name) + 4 > *max) // reallocate s |
718 |
> |
while (*len + strlen(xml->name) + 4 > *max) /* reallocate s */ |
719 |
|
*s = realloc(*s, *max += EZXML_BUFSIZE); |
720 |
|
|
721 |
< |
*len += sprintf(*s + *len, "<%s", xml->name); // open tag |
722 |
< |
for (i = 0; xml->attr[i]; i += 2) { // tag attributes |
721 |
> |
*len += sprintf(*s + *len, "<%s", xml->name); /* open tag */ |
722 |
> |
for (i = 0; xml->attr[i]; i += 2) { /* tag attributes */ |
723 |
|
if (ezxml_attr(xml, xml->attr[i]) != xml->attr[i + 1]) continue; |
724 |
< |
while (*len + strlen(xml->attr[i]) + 7 > *max) // reallocate s |
724 |
> |
while (*len + strlen(xml->attr[i]) + 7 > *max) /* reallocate s */ |
725 |
|
*s = realloc(*s, *max += EZXML_BUFSIZE); |
726 |
|
|
727 |
|
*len += sprintf(*s + *len, " %s=\"", xml->attr[i]); |
730 |
|
} |
731 |
|
|
732 |
|
for (i = 0; attr[i] && strcmp(attr[i][0], xml->name); i++); |
733 |
< |
for (j = 1; attr[i] && attr[i][j]; j += 3) { // default attributes |
733 |
> |
for (j = 1; attr[i] && attr[i][j]; j += 3) { /* default attributes */ |
734 |
|
if (! attr[i][j + 1] || ezxml_attr(xml, attr[i][j]) != attr[i][j + 1]) |
735 |
< |
continue; // skip duplicates and non-values |
736 |
< |
while (*len + strlen(attr[i][j]) + 7 > *max) // reallocate s |
735 |
> |
continue; /* skip duplicates and non-values */ |
736 |
> |
while (*len + strlen(attr[i][j]) + 7 > *max) /* reallocate s */ |
737 |
|
*s = realloc(*s, *max += EZXML_BUFSIZE); |
738 |
|
|
739 |
|
*len += sprintf(*s + *len, " %s=\"", attr[i][j]); |
742 |
|
} |
743 |
|
*len += sprintf(*s + *len, ">"); |
744 |
|
|
745 |
< |
*s = (xml->child) ? ezxml_toxml_r(xml->child, s, len, max, 0, attr) //child |
746 |
< |
: ezxml_ampencode(xml->txt, -1, s, len, max, 0); //data |
745 |
> |
*s = (xml->child) ? ezxml_toxml_r(xml->child, s, len, max, 0, attr) /*child */ |
746 |
> |
: ezxml_ampencode(xml->txt, -1, s, len, max, 0); /*data */ |
747 |
|
|
748 |
< |
while (*len + strlen(xml->name) + 4 > *max) // reallocate s |
748 |
> |
while (*len + strlen(xml->name) + 4 > *max) /* reallocate s */ |
749 |
|
*s = realloc(*s, *max += EZXML_BUFSIZE); |
750 |
|
|
751 |
< |
*len += sprintf(*s + *len, "</%s>", xml->name); // close tag |
751 |
> |
*len += sprintf(*s + *len, "</%s>", xml->name); /* close tag */ |
752 |
|
|
753 |
< |
while (txt[off] && off < xml->off) off++; // make sure off is within bounds |
753 |
> |
while (txt[off] && off < xml->off) off++; /* make sure off is within bounds */ |
754 |
|
return (xml->ordered) ? ezxml_toxml_r(xml->ordered, s, len, max, off, attr) |
755 |
|
: ezxml_ampencode(txt + off, -1, s, len, max, 0); |
756 |
|
} |
757 |
|
|
758 |
< |
// Converts an ezxml structure back to xml. Returns a string of xml data that |
759 |
< |
// must be freed. |
758 |
> |
/* Converts an ezxml structure back to xml. Returns a string of xml data that */ |
759 |
> |
/* must be freed. */ |
760 |
|
char *ezxml_toxml(ezxml_t xml) |
761 |
|
{ |
762 |
|
ezxml_t p = (xml) ? xml->parent : NULL, o = (xml) ? xml->ordered : NULL; |
766 |
|
int i, j, k; |
767 |
|
|
768 |
|
if (! xml || ! xml->name) return realloc(s, len + 1); |
769 |
< |
while (root->xml.parent) root = (ezxml_root_t)root->xml.parent; // root tag |
769 |
> |
while (root->xml.parent) root = (ezxml_root_t)root->xml.parent; /* root tag */ |
770 |
|
|
771 |
< |
for (i = 0; ! p && root->pi[i]; i++) { // pre-root processing instructions |
771 |
> |
for (i = 0; ! p && root->pi[i]; i++) { /* pre-root processing instructions */ |
772 |
|
for (k = 2; root->pi[i][k - 1]; k++); |
773 |
|
for (j = 1; (n = root->pi[i][j]); j++) { |
774 |
< |
if (root->pi[i][k][j - 1] == '>') continue; // not pre-root |
774 |
> |
if (root->pi[i][k][j - 1] == '>') continue; /* not pre-root */ |
775 |
|
while (len + strlen(t = root->pi[i][0]) + strlen(n) + 7 > max) |
776 |
|
s = realloc(s, max += EZXML_BUFSIZE); |
777 |
|
len += sprintf(s + len, "<?%s%s%s?>\n", t, *n ? " " : "", n); |
783 |
|
xml->parent = p; |
784 |
|
xml->ordered = o; |
785 |
|
|
786 |
< |
for (i = 0; ! p && root->pi[i]; i++) { // post-root processing instructions |
786 |
> |
for (i = 0; ! p && root->pi[i]; i++) { /* post-root processing instructions */ |
787 |
|
for (k = 2; root->pi[i][k - 1]; k++); |
788 |
|
for (j = 1; (n = root->pi[i][j]); j++) { |
789 |
< |
if (root->pi[i][k][j - 1] == '<') continue; // not post-root |
789 |
> |
if (root->pi[i][k][j - 1] == '<') continue; /* not post-root */ |
790 |
|
while (len + strlen(t = root->pi[i][0]) + strlen(n) + 7 > max) |
791 |
|
s = realloc(s, max += EZXML_BUFSIZE); |
792 |
|
len += sprintf(s + len, "\n<?%s%s%s?>", t, *n ? " " : "", n); |
795 |
|
return realloc(s, len + 1); |
796 |
|
} |
797 |
|
|
798 |
< |
// free the memory allocated for the ezxml structure |
798 |
> |
/* free the memory allocated for the ezxml structure */ |
799 |
|
void ezxml_free(ezxml_t xml) |
800 |
|
{ |
801 |
|
ezxml_root_t root = (ezxml_root_t)xml; |
806 |
|
ezxml_free(xml->child); |
807 |
|
ezxml_free(xml->ordered); |
808 |
|
|
809 |
< |
if (! xml->parent) { // free root tag allocations |
810 |
< |
for (i = 10; root->ent[i]; i += 2) // 0 - 9 are default entites (<>&"') |
809 |
> |
if (! xml->parent) { /* free root tag allocations */ |
810 |
> |
for (i = 10; root->ent[i]; i += 2) /* 0 - 9 are default entites (<>&"') */ |
811 |
|
if ((s = root->ent[i + 1]) < root->s || s > root->e) free(s); |
812 |
< |
free(root->ent); // free list of general entities |
812 |
> |
free(root->ent); /* free list of general entities */ |
813 |
|
|
814 |
|
for (i = 0; (a = root->attr[i]); i++) { |
815 |
< |
for (j = 1; a[j++]; j += 2) // free malloced attribute values |
815 |
> |
for (j = 1; a[j++]; j += 2) /* free malloced attribute values */ |
816 |
|
if (a[j] && (a[j] < root->s || a[j] > root->e)) free(a[j]); |
817 |
|
free(a); |
818 |
|
} |
819 |
< |
if (root->attr[0]) free(root->attr); // free default attribute list |
819 |
> |
if (root->attr[0]) free(root->attr); /* free default attribute list */ |
820 |
|
|
821 |
|
for (i = 0; root->pi[i]; i++) { |
822 |
|
for (j = 1; root->pi[i][j]; j++); |
823 |
|
free(root->pi[i][j + 1]); |
824 |
|
free(root->pi[i]); |
825 |
|
} |
826 |
< |
if (root->pi[0]) free(root->pi); // free processing instructions |
826 |
> |
if (root->pi[0]) free(root->pi); /* free processing instructions */ |
827 |
|
|
828 |
< |
if (root->len == -1) free(root->m); // malloced xml data |
828 |
> |
if (root->len == -1) free(root->m); /* malloced xml data */ |
829 |
|
#ifndef EZXML_NOMMAP |
830 |
< |
else if (root->len) munmap(root->m, root->len); // mem mapped xml data |
831 |
< |
#endif // EZXML_NOMMAP |
832 |
< |
if (root->u) free(root->u); // utf8 conversion |
830 |
> |
else if (root->len) munmap(root->m, root->len); /* mem mapped xml data */ |
831 |
> |
#endif /* EZXML_NOMMAP */ |
832 |
> |
if (root->u) free(root->u); /* utf8 conversion */ |
833 |
|
} |
834 |
|
|
835 |
< |
ezxml_free_attr(xml->attr); // tag attributes |
836 |
< |
if ((xml->flags & EZXML_TXTM)) free(xml->txt); // character content |
837 |
< |
if ((xml->flags & EZXML_NAMEM)) free(xml->name); // tag name |
835 |
> |
ezxml_free_attr(xml->attr); /* tag attributes */ |
836 |
> |
if ((xml->flags & EZXML_TXTM)) free(xml->txt); /* character content */ |
837 |
> |
if ((xml->flags & EZXML_NAMEM)) free(xml->name); /* tag name */ |
838 |
|
free(xml); |
839 |
|
} |
840 |
|
|
841 |
< |
// return parser error message or empty string if none |
841 |
> |
/* return parser error message or empty string if none */ |
842 |
|
const char *ezxml_error(ezxml_t xml) |
843 |
|
{ |
844 |
< |
while (xml && xml->parent) xml = xml->parent; // find root tag |
844 |
> |
while (xml && xml->parent) xml = xml->parent; /* find root tag */ |
845 |
|
return (xml) ? ((ezxml_root_t)xml)->err : ""; |
846 |
|
} |
847 |
|
|
848 |
< |
// returns a new empty ezxml structure with the given root tag name |
848 |
> |
/* returns a new empty ezxml structure with the given root tag name */ |
849 |
|
ezxml_t ezxml_new(const char *name) |
850 |
|
{ |
851 |
|
static char *ent[] = { "lt;", "<", "gt;", ">", "quot;", """, |
860 |
|
return &root->xml; |
861 |
|
} |
862 |
|
|
863 |
< |
// inserts an existing tag into an ezxml structure |
863 |
> |
/* inserts an existing tag into an ezxml structure */ |
864 |
|
ezxml_t ezxml_insert(ezxml_t xml, ezxml_t dest, size_t off) |
865 |
|
{ |
866 |
|
ezxml_t cur, prev, head; |
869 |
|
xml->off = off; |
870 |
|
xml->parent = dest; |
871 |
|
|
872 |
< |
if ((head = dest->child)) { // already have sub tags |
873 |
< |
if (head->off <= off) { // not first subtag |
872 |
> |
if ((head = dest->child)) { /* already have sub tags */ |
873 |
> |
if (head->off <= off) { /* not first subtag */ |
874 |
|
for (cur = head; cur->ordered && cur->ordered->off <= off; |
875 |
|
cur = cur->ordered); |
876 |
|
xml->ordered = cur->ordered; |
877 |
|
cur->ordered = xml; |
878 |
|
} |
879 |
< |
else { // first subtag |
879 |
> |
else { /* first subtag */ |
880 |
|
xml->ordered = head; |
881 |
|
dest->child = xml; |
882 |
|
} |
883 |
|
|
884 |
|
for (cur = head, prev = NULL; cur && strcmp(cur->name, xml->name); |
885 |
< |
prev = cur, cur = cur->sibling); // find tag type |
886 |
< |
if (cur && cur->off <= off) { // not first of type |
885 |
> |
prev = cur, cur = cur->sibling); /* find tag type */ |
886 |
> |
if (cur && cur->off <= off) { /* not first of type */ |
887 |
|
while (cur->next && cur->next->off <= off) cur = cur->next; |
888 |
|
xml->next = cur->next; |
889 |
|
cur->next = xml; |
890 |
|
} |
891 |
< |
else { // first tag of this type |
892 |
< |
if (prev && cur) prev->sibling = cur->sibling; // remove old first |
893 |
< |
xml->next = cur; // old first tag is now next |
891 |
> |
else { /* first tag of this type */ |
892 |
> |
if (prev && cur) prev->sibling = cur->sibling; /* remove old first */ |
893 |
> |
xml->next = cur; /* old first tag is now next */ |
894 |
|
for (cur = head, prev = NULL; cur && cur->off <= off; |
895 |
< |
prev = cur, cur = cur->sibling); // new sibling insert point |
895 |
> |
prev = cur, cur = cur->sibling); /* new sibling insert point */ |
896 |
|
xml->sibling = cur; |
897 |
|
if (prev) prev->sibling = xml; |
898 |
|
} |
899 |
|
} |
900 |
< |
else dest->child = xml; // only sub tag |
900 |
> |
else dest->child = xml; /* only sub tag */ |
901 |
|
|
902 |
|
return xml; |
903 |
|
} |
904 |
|
|
905 |
< |
// Adds a child tag. off is the offset of the child tag relative to the start |
906 |
< |
// of the parent tag's character content. Returns the child tag. |
905 |
> |
/* Adds a child tag. off is the offset of the child tag relative to the start */ |
906 |
> |
/* of the parent tag's character content. Returns the child tag. */ |
907 |
|
ezxml_t ezxml_add_child(ezxml_t xml, const char *name, size_t off) |
908 |
|
{ |
909 |
|
ezxml_t child; |
918 |
|
return ezxml_insert(child, xml, off); |
919 |
|
} |
920 |
|
|
921 |
< |
// sets the character content for the given tag and returns the tag |
921 |
> |
/* sets the character content for the given tag and returns the tag */ |
922 |
|
ezxml_t ezxml_set_txt(ezxml_t xml, const char *txt) |
923 |
|
{ |
924 |
|
if (! xml) return NULL; |
925 |
< |
if (xml->flags & EZXML_TXTM) free(xml->txt); // existing txt was malloced |
925 |
> |
if (xml->flags & EZXML_TXTM) free(xml->txt); /* existing txt was malloced */ |
926 |
|
xml->flags &= ~EZXML_TXTM; |
927 |
|
xml->txt = (char *)txt; |
928 |
|
return xml; |
929 |
|
} |
930 |
|
|
931 |
< |
// Sets the given tag attribute or adds a new attribute if not found. A value |
932 |
< |
// of NULL will remove the specified attribute. Returns the tag given. |
931 |
> |
/* Sets the given tag attribute or adds a new attribute if not found. A value */ |
932 |
> |
/* of NULL will remove the specified attribute. Returns the tag given. */ |
933 |
|
ezxml_t ezxml_set_attr(ezxml_t xml, const char *name, const char *value) |
934 |
|
{ |
935 |
|
int l = 0, c; |
936 |
|
|
937 |
|
if (! xml) return NULL; |
938 |
|
while (xml->attr[l] && strcmp(xml->attr[l], name)) l += 2; |
939 |
< |
if (! xml->attr[l]) { // not found, add as new attribute |
940 |
< |
if (! value) return xml; // nothing to do |
941 |
< |
if (xml->attr == EZXML_NIL) { // first attribute |
939 |
> |
if (! xml->attr[l]) { /* not found, add as new attribute */ |
940 |
> |
if (! value) return xml; /* nothing to do */ |
941 |
> |
if (xml->attr == EZXML_NIL) { /* first attribute */ |
942 |
|
xml->attr = malloc(4 * sizeof(char *)); |
943 |
< |
xml->attr[1] = strdup(""); // empty list of malloced names/vals |
943 |
> |
xml->attr[1] = strdup(""); /* empty list of malloced names/vals */ |
944 |
|
} |
945 |
|
else xml->attr = realloc(xml->attr, (l + 4) * sizeof(char *)); |
946 |
|
|
947 |
< |
xml->attr[l] = (char *)name; // set attribute name |
948 |
< |
xml->attr[l + 2] = NULL; // null terminate attribute list |
947 |
> |
xml->attr[l] = (char *)name; /* set attribute name */ |
948 |
> |
xml->attr[l + 2] = NULL; /* null terminate attribute list */ |
949 |
|
xml->attr[l + 3] = realloc(xml->attr[l + 1], |
950 |
|
(c = strlen(xml->attr[l + 1])) + 2); |
951 |
< |
strcpy(xml->attr[l + 3] + c, " "); // set name/value as not malloced |
951 |
> |
strcpy(xml->attr[l + 3] + c, " "); /* set name/value as not malloced */ |
952 |
|
if (xml->flags & EZXML_DUP) xml->attr[l + 3][c] = EZXML_NAMEM; |
953 |
|
} |
954 |
< |
else if (xml->flags & EZXML_DUP) free((char *)name); // name was strduped |
954 |
> |
else if (xml->flags & EZXML_DUP) free((char *)name); /* name was strduped */ |
955 |
|
|
956 |
< |
for (c = l; xml->attr[c]; c += 2); // find end of attribute list |
957 |
< |
if (xml->attr[c + 1][l / 2] & EZXML_TXTM) free(xml->attr[l + 1]); //old val |
956 |
> |
for (c = l; xml->attr[c]; c += 2); /* find end of attribute list */ |
957 |
> |
if (xml->attr[c + 1][l / 2] & EZXML_TXTM) free(xml->attr[l + 1]); /*old val */ |
958 |
|
if (xml->flags & EZXML_DUP) xml->attr[c + 1][l / 2] |= EZXML_TXTM; |
959 |
|
else xml->attr[c + 1][l / 2] &= ~EZXML_TXTM; |
960 |
|
|
961 |
< |
if (value) xml->attr[l + 1] = (char *)value; // set attribute value |
962 |
< |
else { // remove attribute |
961 |
> |
if (value) xml->attr[l + 1] = (char *)value; /* set attribute value */ |
962 |
> |
else { /* remove attribute */ |
963 |
|
if (xml->attr[c + 1][l / 2] & EZXML_NAMEM) free(xml->attr[l]); |
964 |
|
memmove(xml->attr + l, xml->attr + l + 2, (c - l + 2) * sizeof(char*)); |
965 |
|
xml->attr = realloc(xml->attr, (c + 2) * sizeof(char *)); |
966 |
|
memmove(xml->attr[c + 1] + (l / 2), xml->attr[c + 1] + (l / 2) + 1, |
967 |
< |
(c / 2) - (l / 2)); // fix list of which name/vals are malloced |
967 |
> |
(c / 2) - (l / 2)); /* fix list of which name/vals are malloced */ |
968 |
|
} |
969 |
< |
xml->flags &= ~EZXML_DUP; // clear strdup() flag |
969 |
> |
xml->flags &= ~EZXML_DUP; /* clear strdup() flag */ |
970 |
|
return xml; |
971 |
|
} |
972 |
|
|
973 |
< |
// sets a flag for the given tag and returns the tag |
973 |
> |
/* sets a flag for the given tag and returns the tag */ |
974 |
|
ezxml_t ezxml_set_flag(ezxml_t xml, short flag) |
975 |
|
{ |
976 |
|
if (xml) xml->flags |= flag; |
977 |
|
return xml; |
978 |
|
} |
979 |
|
|
980 |
< |
// removes a tag along with its subtags without freeing its memory |
980 |
> |
/* removes a tag along with its subtags without freeing its memory */ |
981 |
|
ezxml_t ezxml_cut(ezxml_t xml) |
982 |
|
{ |
983 |
|
ezxml_t cur; |
984 |
|
|
985 |
< |
if (! xml) return NULL; // nothing to do |
986 |
< |
if (xml->next) xml->next->sibling = xml->sibling; // patch sibling list |
985 |
> |
if (! xml) return NULL; /* nothing to do */ |
986 |
> |
if (xml->next) xml->next->sibling = xml->sibling; /* patch sibling list */ |
987 |
|
|
988 |
< |
if (xml->parent) { // not root tag |
989 |
< |
cur = xml->parent->child; // find head of subtag list |
990 |
< |
if (cur == xml) xml->parent->child = xml->ordered; // first subtag |
991 |
< |
else { // not first subtag |
988 |
> |
if (xml->parent) { /* not root tag */ |
989 |
> |
cur = xml->parent->child; /* find head of subtag list */ |
990 |
> |
if (cur == xml) xml->parent->child = xml->ordered; /* first subtag */ |
991 |
> |
else { /* not first subtag */ |
992 |
|
while (cur->ordered != xml) cur = cur->ordered; |
993 |
< |
cur->ordered = cur->ordered->ordered; // patch ordered list |
993 |
> |
cur->ordered = cur->ordered->ordered; /* patch ordered list */ |
994 |
|
|
995 |
< |
cur = xml->parent->child; // go back to head of subtag list |
996 |
< |
if (strcmp(cur->name, xml->name)) { // not in first sibling list |
995 |
> |
cur = xml->parent->child; /* go back to head of subtag list */ |
996 |
> |
if (strcmp(cur->name, xml->name)) { /* not in first sibling list */ |
997 |
|
while (strcmp(cur->sibling->name, xml->name)) |
998 |
|
cur = cur->sibling; |
999 |
< |
if (cur->sibling == xml) { // first of a sibling list |
999 |
> |
if (cur->sibling == xml) { /* first of a sibling list */ |
1000 |
|
cur->sibling = (xml->next) ? xml->next |
1001 |
|
: cur->sibling->sibling; |
1002 |
|
} |
1003 |
< |
else cur = cur->sibling; // not first of a sibling list |
1003 |
> |
else cur = cur->sibling; /* not first of a sibling list */ |
1004 |
|
} |
1005 |
|
|
1006 |
|
while (cur->next && cur->next != xml) cur = cur->next; |
1007 |
< |
if (cur->next) cur->next = cur->next->next; // patch next list |
1007 |
> |
if (cur->next) cur->next = cur->next->next; /* patch next list */ |
1008 |
|
} |
1009 |
|
} |
1010 |
|
xml->ordered = xml->sibling = xml->next = NULL; |
1011 |
|
return xml; |
1012 |
|
} |
1013 |
|
|
1014 |
< |
#ifdef EZXML_TEST // test harness |
1014 |
> |
#ifdef EZXML_TEST /* test harness */ |
1015 |
|
int main(int argc, char **argv) |
1016 |
|
{ |
1017 |
|
ezxml_t xml; |
1027 |
|
ezxml_free(xml); |
1028 |
|
return (i) ? 1 : 0; |
1029 |
|
} |
1030 |
< |
#endif // EZXML_TEST |
1030 |
> |
#endif /* EZXML_TEST */ |