SRC/ezxml.h File Reference

#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <fcntl.h>

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Data Structures
struct	ezxml
Defines
#define	EZXML_BUFSIZE   1024
#define	EZXML_NAMEM   0x80
#define	EZXML_TXTM   0x40
#define	EZXML_DUP   0x20
#define	ezxml_next(xml)   ((xml) ? xml->next : NULL)
#define	ezxml_name(xml)   ((xml) ? xml->name : NULL)
#define	ezxml_txt(xml)   ((xml) ? xml->txt : "")
#define	ezxml_new_d(name)   ezxml_set_flag(ezxml_new(strdup(name)), EZXML_NAMEM)
#define	ezxml_add_child_d(xml, name, off)   ezxml_set_flag(ezxml_add_child(xml, strdup(name), off), EZXML_NAMEM)
#define	ezxml_set_txt_d(xml, txt)   ezxml_set_flag(ezxml_set_txt(xml, strdup(txt)), EZXML_TXTM)
#define	ezxml_set_attr_d(xml, name, value)   ezxml_set_attr(ezxml_set_flag(xml, EZXML_DUP), strdup(name), strdup(value))
#define	ezxml_move(xml, dest, off)   ezxml_insert(ezxml_cut(xml), dest, off)
#define	ezxml_remove(xml)   ezxml_free(ezxml_cut(xml))
Typedefs
typedef struct ezxml *	ezxml_t
Functions
ezxml_t	ezxml_parse_str (char *s, size_t len)
ezxml_t	ezxml_parse_fd (int fd)
ezxml_t	ezxml_parse_file (const char *file)
ezxml_t	ezxml_parse_fp (FILE *fp)
ezxml_t	ezxml_child (ezxml_t xml, const char *name)
ezxml_t	ezxml_idx (ezxml_t xml, int idx)
const char *	ezxml_attr (ezxml_t xml, const char *attr)
ezxml_t	ezxml_get (ezxml_t xml,...)
char *	ezxml_toxml (ezxml_t xml)
const char **	ezxml_pi (ezxml_t xml, const char *target)
void	ezxml_free (ezxml_t xml)
const char *	ezxml_error (ezxml_t xml)
ezxml_t	ezxml_new (const char *name)
ezxml_t	ezxml_add_child (ezxml_t xml, const char *name, size_t off)
ezxml_t	ezxml_set_txt (ezxml_t xml, const char *txt)
ezxml_t	ezxml_set_attr (ezxml_t xml, const char *name, const char *value)
ezxml_t	ezxml_set_flag (ezxml_t xml, short flag)
ezxml_t	ezxml_cut (ezxml_t xml)
ezxml_t	ezxml_insert (ezxml_t xml, ezxml_t dest, size_t off)

---

Define Documentation

#define ezxml_add_child_d	(	xml,
		name,
		off		)	ezxml_set_flag(ezxml_add_child(xml, strdup(name), off), EZXML_NAMEM)

Definition at line 139 of file ezxml.h.

#define EZXML_BUFSIZE   1024

Definition at line 38 of file ezxml.h.

#define EZXML_DUP   0x20

Definition at line 41 of file ezxml.h.

#define ezxml_move	(	xml,
		dest,
		off		)	ezxml_insert(ezxml_cut(xml), dest, off)

Definition at line 174 of file ezxml.h.

#define ezxml_name

(

xml

)

((xml) ? xml->name : NULL)

Definition at line 93 of file ezxml.h.

#define EZXML_NAMEM   0x80

Definition at line 39 of file ezxml.h.

#define ezxml_new_d

(

name

)

ezxml_set_flag(ezxml_new(strdup(name)), EZXML_NAMEM)

Definition at line 130 of file ezxml.h.

#define ezxml_next

(

xml

)

((xml) ? xml->next : NULL)

Definition at line 85 of file ezxml.h.

#define ezxml_remove

(

xml

)

ezxml_free(ezxml_cut(xml))

Definition at line 177 of file ezxml.h.

#define ezxml_set_attr_d	(	xml,
		name,
		value		)	ezxml_set_attr(ezxml_set_flag(xml, EZXML_DUP), strdup(name), strdup(value))

Definition at line 157 of file ezxml.h.

#define ezxml_set_txt_d	(	xml,
		txt		)	ezxml_set_flag(ezxml_set_txt(xml, strdup(txt)), EZXML_TXTM)

Definition at line 147 of file ezxml.h.

#define ezxml_txt

(

xml

)

((xml) ? xml->txt : "")

Definition at line 96 of file ezxml.h.

#define EZXML_TXTM   0x40

Definition at line 40 of file ezxml.h.

---

Typedef Documentation

typedef struct ezxml* ezxml_t

Definition at line 43 of file ezxml.h.

---

Function Documentation

ezxml_t ezxml_add_child	(	ezxml_t	xml,
		const char *	name,
		size_t	off
	)

Definition at line 1293 of file ezxml.c.

{
    ezxml_t child;

    if(!xml)
        return NULL;
    child = (ezxml_t) memset(malloc(sizeof(struct ezxml)), '\0',
                             sizeof(struct ezxml));
    child->name = (char *)name;
    child->attr = EZXML_NIL;
    child->txt = "";

    return ezxml_insert(child, xml, off);
}

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const char* ezxml_attr	(	ezxml_t	xml,
		const char *	attr
	)

Definition at line 110 of file ezxml.c.

{
    int i = 0, j = 1;
    ezxml_root_t root = (ezxml_root_t) xml;

    if(!xml || !xml->attr)
        return NULL;
    while(xml->attr[i] && strcmp(attr, xml->attr[i]))
        i += 2;
    if(xml->attr[i])
        return xml->attr[i + 1];        /* found attribute */

    while(root->xml.parent)
        root = (ezxml_root_t) root->xml.parent; /* root tag */
    for(i = 0; root->attr[i] && strcmp(xml->name, root->attr[i][0]); i++);
    if(!root->attr[i])
        return NULL;            /* no matching default attributes */
    while(root->attr[i][j] && strcmp(attr, root->attr[i][j]))
        j += 3;
    return (root->attr[i][j]) ? root->attr[i][j + 1] : NULL;    /* found default */
}

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ezxml_t ezxml_child	(	ezxml_t	xml,
		const char *	name
	)

Definition at line 88 of file ezxml.c.

{
    xml = (xml) ? xml->child : NULL;
    while(xml && strcmp(name, xml->name))
        xml = xml->sibling;
    return xml;
}

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ezxml_t ezxml_cut

(

ezxml_t

xml

)

Definition at line 1401 of file ezxml.c.

{
    ezxml_t cur;

    if(!xml)
        return NULL;            /* nothing to do */
    if(xml->next)
        xml->next->sibling = xml->sibling;      /* patch sibling list */

    if(xml->parent)
        {                       /* not root tag */
            cur = xml->parent->child;   /* find head of subtag list */
            if(cur == xml)
                xml->parent->child = xml->ordered;      /* first subtag */
            else
                {               /* not first subtag */
                    while(cur->ordered != xml)
                        cur = cur->ordered;
                    cur->ordered = cur->ordered->ordered;       /* patch ordered list */

                    cur = xml->parent->child;   /* go back to head of subtag list */
                    if(strcmp(cur->name, xml->name))
                        {       /* not in first sibling list */
                            while(strcmp(cur->sibling->name, xml->name))
                                cur = cur->sibling;
                            if(cur->sibling == xml)
                                {       /* first of a sibling list */
                                    cur->sibling = (xml->next) ? xml->next
                                        : cur->sibling->sibling;
                                }
                            else
                                cur = cur->sibling;     /* not first of a sibling list */
                        }

                    while(cur->next && cur->next != xml)
                        cur = cur->next;
                    if(cur->next)
                        cur->next = cur->next->next;    /* patch next list */
                }
        }
    xml->ordered = xml->sibling = xml->next = NULL;
    return xml;
}

const char* ezxml_error

(

ezxml_t

xml

)

Definition at line 1210 of file ezxml.c.

{
    while(xml && xml->parent)
        xml = xml->parent;      /* find root tag */
    return (xml) ? ((ezxml_root_t) xml)->err : "";
}

void ezxml_free

(

ezxml_t

xml

)

Definition at line 1151 of file ezxml.c.

{
    ezxml_root_t root = (ezxml_root_t) xml;
    int i, j;
    char **a, *s;

    if(!xml)
        return;
    ezxml_free(xml->child);
    ezxml_free(xml->ordered);

    if(!xml->parent)
        {                       /* free root tag allocations */
            for(i = 10; root->ent[i]; i += 2)   /* 0 - 9 are default entites (<>&"') */
                if((s = root->ent[i + 1]) < root->s || s > root->e)
                    free(s);
            free(root->ent);    /* free list of general entities */

            for(i = 0; root->attr[i]; i++)
                {
                    /* Jason Luu, Aug 29, 2007. Removed assignment in conditional statement */
                    a = root->attr[i];
                    for(j = 1; a[j++]; j += 2)  /* free malloced attribute values */
                        if(a[j] && (a[j] < root->s || a[j] > root->e))
                            free(a[j]);
                    free(a);
                }
            if(root->attr[0])
                free(root->attr);       /* free default attribute list */

            for(i = 0; root->pi[i]; i++)
                {
                    for(j = 1; root->pi[i][j]; j++);
                    free(root->pi[i][j + 1]);
                    free(root->pi[i]);
                }
            if(root->pi[0])
                free(root->pi); /* free processing instructions */

            if(root->len == -1)
                free(root->m);  /* malloced xml data */
#ifndef EZXML_NOMMAP
            else if(root->len)
                munmap(root->m, root->len);     /* mem mapped xml data */
#endif /* EZXML_NOMMAP */
            if(root->u)
                free(root->u);  /* utf8 conversion */
        }

    ezxml_free_attr(xml->attr); /* tag attributes */
    if((xml->flags & EZXML_TXTM))
        free(xml->txt);         /* character content */
    if((xml->flags & EZXML_NAMEM))
        free(xml->name);        /* tag name */
    free(xml);
}

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ezxml_t ezxml_get	(	ezxml_t	xml,
			...
	)

Definition at line 157 of file ezxml.c.

{
    va_list ap;
    ezxml_t r;

    va_start(ap, xml);
    r = ezxml_vget(xml, ap);
    va_end(ap);
    return r;
}

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ezxml_t ezxml_idx	(	ezxml_t	xml,
		int	idx
	)

Definition at line 100 of file ezxml.c.

{
    for(; xml && idx; idx--)
        xml = xml->next;
    return xml;
}

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ezxml_t ezxml_insert	(	ezxml_t	xml,
		ezxml_t	dest,
		size_t	off
	)

Definition at line 1238 of file ezxml.c.

{
    ezxml_t cur, prev, head;

    xml->next = xml->sibling = xml->ordered = NULL;
    xml->off = off;
    xml->parent = dest;

    /* Jason Luu, Aug 29, 2007. Removed assignment in conditional statement */
    head = dest->child;
    if(head)
        {                       /* already have sub tags */
            if(head->off <= off)
                {               /* not first subtag */
                    for(cur = head; cur->ordered && cur->ordered->off <= off;
                        cur = cur->ordered);
                    xml->ordered = cur->ordered;
                    cur->ordered = xml;
                }
            else
                {               /* first subtag */
                    xml->ordered = head;
                    dest->child = xml;
                }

            for(cur = head, prev = NULL; cur && strcmp(cur->name, xml->name); prev = cur, cur = cur->sibling);  /* find tag type */
            if(cur && cur->off <= off)
                {               /* not first of type */
                    while(cur->next && cur->next->off <= off)
                        cur = cur->next;
                    xml->next = cur->next;
                    cur->next = xml;
                }
            else
                {               /* first tag of this type */
                    if(prev && cur)
                        prev->sibling = cur->sibling;   /* remove old first */
                    xml->next = cur;    /* old first tag is now next */
                    for(cur = head, prev = NULL; cur && cur->off <= off; prev = cur, cur = cur->sibling);       /* new sibling insert point */
                    xml->sibling = cur;
                    if(prev)
                        prev->sibling = xml;
                }
        }
    else
        dest->child = xml;      /* only sub tag */

    return xml;
}

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ezxml_t ezxml_new

(

const char *

name

)

Definition at line 1219 of file ezxml.c.

{
    static char *ent[] = { "lt;", "<", "gt;", ">", "quot;", """,
        "apos;", "'", "amp;", "&", NULL
    };
    ezxml_root_t root =
        (ezxml_root_t) memset(malloc(sizeof(struct ezxml_root)),
                              '\0', sizeof(struct ezxml_root));

    root->xml.name = (char *)name;
    root->cur = &root->xml;
    strcpy(root->err, root->xml.txt = "");
    root->ent = memcpy(malloc(sizeof(ent)), ent, sizeof(ent));
    root->attr = root->pi = (char ***)(root->xml.attr = EZXML_NIL);
    return &root->xml;
}

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ezxml_t ezxml_parse_fd

(

int

fd

)

Definition at line 921 of file ezxml.c.

{
    ezxml_root_t root;
    struct stat st;
    size_t l;
    void *m;

    if(fd < 0)
        return NULL;
    fstat(fd, &st);

#ifndef EZXML_NOMMAP
    l = (st.st_size + sysconf(_SC_PAGESIZE) -
         1) & ~(sysconf(_SC_PAGESIZE) - 1);
    if((m =
        mmap(NULL, l, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd,
             0)) != MAP_FAILED)
        {
            madvise(m, l, MADV_SEQUENTIAL);     /* optimize for sequential access */
            root = (ezxml_root_t) ezxml_parse_str(m, st.st_size);
            madvise(m, root->len = l, MADV_NORMAL);     /* put it back to normal */
        }
    else
        {                       /* mmap failed, read file into memory */
#endif /* EZXML_NOMMAP */
            l = read(fd, m = malloc(st.st_size), st.st_size);
            root = (ezxml_root_t) ezxml_parse_str(m, l);
            /* Ted Campbell, Aug 14, 2007. Added explicit cast. */
            root->len = (size_t) (-1);  /* so we know to free s in ezxml_free() */
#ifndef EZXML_NOMMAP
        }
#endif /* EZXML_NOMMAP */
    return &root->xml;
}

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ezxml_t ezxml_parse_file

(

const char *

file

)

Definition at line 958 of file ezxml.c.

{
    int fd = open(file, O_RDONLY, 0);
    ezxml_t xml = ezxml_parse_fd(fd);

    if(fd >= 0)
        close(fd);
    return xml;
}

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ezxml_t ezxml_parse_fp

(

FILE *

fp

)

Definition at line 891 of file ezxml.c.

{
    ezxml_root_t root;
    size_t l, len = 0;
    char *s;

    /* Jason Luu, Aug 29, 2007. Removed assignment in conditional statement */
    s = malloc(EZXML_BUFSIZE);
    if(!s)
        return NULL;
    do
        {
            len += (l = fread((s + len), 1, EZXML_BUFSIZE, fp));
            if(l == EZXML_BUFSIZE)
                s = realloc(s, len + EZXML_BUFSIZE);
        }
    while(s && l == EZXML_BUFSIZE);

    if(!s)
        return NULL;
    root = (ezxml_root_t) ezxml_parse_str(s, len);
    /* Ted Campbell, Aug 14, 2007. Added explicit cast. */
    root->len = (size_t) (-1);  /* so we know to free s in ezxml_free() */
    return &root->xml;
}

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ezxml_t ezxml_parse_str	(	char *	s,
		size_t	len
	)

Definition at line 682 of file ezxml.c.

{
    ezxml_root_t root = (ezxml_root_t) ezxml_new(NULL);
    char q, e, *d, **attr, **a = NULL;  /* initialize a to avoid compile warning */
    int l, i, j;

    root->m = s;
    if(!len)
        return ezxml_err(root, NULL, "root tag missing");
    root->u = ezxml_str2utf8(&s, &len); /* convert utf-16 to utf-8 */
    root->e = (root->s = s) + len;      /* record start and end of work area */

    e = s[len - 1];             /* save end char */
    s[len - 1] = '\0';          /* turn end char into null terminator */

    while(*s && *s != '<')
        s++;                    /* find first tag */
    if(!*s)
        return ezxml_err(root, s, "root tag missing");

    for(;;)
        {
            attr = (char **)EZXML_NIL;
            d = ++s;

            if(isalpha(*s) || *s == '_' || *s == ':' || *s < '\0')
                {               /* new tag */
                    if(!root->cur)
                        return ezxml_err(root, d,
                                         "markup outside of root element");

                    s += strcspn(s, EZXML_WS "/>");
                    while(isspace(*s))
                        *(s++) = '\0';  /* null terminate tag name */

                    if(*s && *s != '/' && *s != '>')
                        {       /* find tag in default attr list */
                            /* Jason Luu, Aug 29, 2007. Removed assignment in conditional statement */
                            a = root->attr[0];
                            for(i = 0; a && strcmp(a[0], d); i++)
                                {
                                    a = root->attr[i];
                                }
                        }

                    for(l = 0; *s && *s != '/' && *s != '>'; l += 2)
                        {       /* new attrib */
                            attr = (l) ? realloc(attr, (l + 4) * sizeof(char *)) : malloc(4 * sizeof(char *));  /* allocate space */
                            attr[l + 3] = (l) ? realloc(attr[l + 1], (l / 2) + 2) : malloc(2);  /* mem for list of maloced vals */
                            strcpy(attr[l + 3] + (l / 2), " "); /* value is not malloced */
                            attr[l + 2] = NULL; /* null terminate list */
                            attr[l + 1] = "";   /* temporary attribute value */
                            attr[l] = s;        /* set attribute name */

                            s += strcspn(s, EZXML_WS "=/>");
                            if(*s == '=' || isspace(*s))
                                {
                                    *(s++) = '\0';      /* null terminate tag attribute name */
                                    q = *(s += strspn(s, EZXML_WS "="));
                                    if(q == '"' || q == '\'')
                                        {       /* attribute value */
                                            attr[l + 1] = ++s;
                                            while(*s && *s != q)
                                                s++;
                                            if(*s)
                                                *(s++) = '\0';  /* null terminate attribute val */
                                            else
                                                {
                                                    ezxml_free_attr(attr);
                                                    return ezxml_err(root, d,
                                                                     "missing %c",
                                                                     q);
                                                }

                                            for(j = 1; a && a[j]
                                                && strcmp(a[j], attr[l]);
                                                j += 3);
                                            attr[l + 1] =
                                                ezxml_decode(attr[l + 1],
                                                             root->ent, (a
                                                                         &&
                                                                         a[j])
                                                             ? *a[j +
                                                                  2] : ' ');
                                            if(attr[l + 1] < d
                                               || attr[l + 1] > s)
                                                attr[l + 3][l / 2] = EZXML_TXTM;        /* value malloced */
                                        }
                                }
                            while(isspace(*s))
                                s++;
                        }

                    if(*s == '/')
                        {       /* self closing tag */
                            *(s++) = '\0';
                            if((*s && *s != '>') || (!*s && e != '>'))
                                {
                                    if(l)
                                        ezxml_free_attr(attr);
                                    return ezxml_err(root, d, "missing >");
                                }
                            ezxml_open_tag(root, d, attr);
                            ezxml_close_tag(root, d, s);
                        }
                    else if((q = *s) == '>' || (!*s && e == '>'))
                        {       /* open tag */
                            *s = '\0';  /* temporarily null terminate tag name */
                            ezxml_open_tag(root, d, attr);
                            *s = q;
                        }
                    else
                        {
                            if(l)
                                ezxml_free_attr(attr);
                            return ezxml_err(root, d, "missing >");
                        }
                }
            else if(*s == '/')
                {               /* close tag */
                    s += strcspn(d = s + 1, EZXML_WS ">") + 1;
                    /* Jason Luu, Aug 29, 2007. Removed assignment in conditional statement */
                    q = *s;
                    if(!q && e != '>')
                        return ezxml_err(root, d, "missing >");
                    *s = '\0';  /* temporarily null terminate tag name */
                    if(ezxml_close_tag(root, d, s))
                        return &root->xml;
                    if(isspace(*s = q))
                        s += strspn(s, EZXML_WS);
                }
            else if(!strncmp(s, "!--", 3))
                {               /* xml comment */
                    s = strstr(s + 3, "--");
                    if(!s || (*(s += 2) != '>' && *s) || (!*s && e != '>'))
                        return ezxml_err(root, d, "unclosed <!--");
                }
            else if(!strncmp(s, "![CDATA[", 8))
                {               /* cdata */
                    /* Jason Luu, Aug 29, 2007. Removed assignment in conditional statement */
                    s = strstr(s, "]]>");
                    if(s)
                        ezxml_char_content(root, d + 8, (s += 2) - d - 10,
                                           'c');
                    else
                        return ezxml_err(root, d, "unclosed <![CDATA[");
                }
            else if(!strncmp(s, "!DOCTYPE", 8))
                {               /* dtd */
                    for(l = 0; *s && ((!l && *s != '>') || (l && (*s != ']' ||
                                                                  *(s +
                                                                    strspn(s +
                                                                           1,
                                                                           EZXML_WS)
                                                                    + 1) !=
                                                                  '>')));
                        l = (*s == '[') ? 1 : l)
                        s += strcspn(s + 1, "[]>") + 1;
                    if(!*s && e != '>')
                        return ezxml_err(root, d, "unclosed <!DOCTYPE");
                    d = (l) ? strchr(d, '[') + 1 : d;
                    if(l && !ezxml_internal_dtd(root, d, s++ - d))
                        return &root->xml;
                }
            else if(*s == '?')
                {               /* <?...?> processing instructions */
                    do
                        {
                            s = strchr(s, '?');
                        }
                    while(s && *(++s) && *s != '>');
                    if(!s || (!*s && e != '>'))
                        return ezxml_err(root, d, "unclosed <?");
                    else
                        ezxml_proc_inst(root, d + 1, s - d - 2);
                }
            else
                return ezxml_err(root, d, "unexpected <");

            if(!s || !*s)
                break;
            *s = '\0';
            d = ++s;
            if(*s && *s != '<')
                {               /* tag character content */
                    while(*s && *s != '<')
                        s++;
                    if(*s)
                        ezxml_char_content(root, d, s - d, '&');
                    else
                        break;
                }
            else if(!*s)
                break;
        }

    if(!root->cur)
        return &root->xml;
    else if(!root->cur->name)
        return ezxml_err(root, d, "root tag missing");
    else
        return ezxml_err(root, d, "unclosed tag <%s>", root->cur->name);
}

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const char** ezxml_pi	(	ezxml_t	xml,
		const char *	target
	)

Definition at line 172 of file ezxml.c.

{
    ezxml_root_t root = (ezxml_root_t) xml;
    int i = 0;

    if(!root)
        return (const char **)EZXML_NIL;
    while(root->xml.parent)
        root = (ezxml_root_t) root->xml.parent; /* root tag */
    while(root->pi[i] && strcmp(target, root->pi[i][0]))
        i++;                    /* find target */
    return (const char **)((root->pi[i]) ? root->pi[i] + 1 : EZXML_NIL);
}

ezxml_t ezxml_set_attr	(	ezxml_t	xml,
		const char *	name,
		const char *	value
	)

Definition at line 1327 of file ezxml.c.

{
    int l = 0, c;

    if(!xml)
        return NULL;
    while(xml->attr[l] && strcmp(xml->attr[l], name))
        l += 2;
    if(!xml->attr[l])
        {                       /* not found, add as new attribute */
            if(!value)
                return xml;     /* nothing to do */
            if(xml->attr == EZXML_NIL)
                {               /* first attribute */
                    xml->attr = malloc(4 * sizeof(char *));
                    /* Ted Campbell, Aug 14, 2007. Changed to use 'my_strdup' */
                    xml->attr[1] = my_strdup("");       /* empty list of malloced names/vals */
                }
            else
                xml->attr = realloc(xml->attr, (l + 4) * sizeof(char *));

            xml->attr[l] = (char *)name;        /* set attribute name */
            xml->attr[l + 2] = NULL;    /* null terminate attribute list */
            xml->attr[l + 3] = realloc(xml->attr[l + 1],
                                       (c = strlen(xml->attr[l + 1])) + 2);
            strcpy(xml->attr[l + 3] + c, " ");  /* set name/value as not malloced */
            if(xml->flags & EZXML_DUP)
                xml->attr[l + 3][c] = (char)(unsigned char)EZXML_NAMEM;
        }
    else if(xml->flags & EZXML_DUP)
        free((char *)name);     /* name was strduped */

    for(c = l; xml->attr[c]; c += 2);   /* find end of attribute list */
    if(xml->attr[c + 1][l / 2] & EZXML_TXTM)
        free(xml->attr[l + 1]); /*old val */
    if(xml->flags & EZXML_DUP)
        xml->attr[c + 1][l / 2] |= EZXML_TXTM;
    else
        xml->attr[c + 1][l / 2] &= ~EZXML_TXTM;

    if(value)
        xml->attr[l + 1] = (char *)value;       /* set attribute value */
    else
        {                       /* remove attribute */
            if(xml->attr[c + 1][l / 2] & EZXML_NAMEM)
                free(xml->attr[l]);
            /* Ted Campbell, Aug 14, 2007. It seems that the size should be 
             * (c + 2) - (l + 2) = (c - l) */
            memmove(xml->attr + l, xml->attr + l + 2,
                    (c - l) * sizeof(char *));
            /* Ted Campbell, Aug 14, 2007. We need to adjust c to point to new
             * location it was moved to since its old location is undefined */
            c -= 2;             /* We have one less elements */
            xml->attr = realloc(xml->attr, (c + 2) * sizeof(char *));
            memmove(xml->attr[c + 1] + (l / 2), xml->attr[c + 1] + (l / 2) + 1, (c / 2) - (l / 2));     /* fix list of which name/vals are malloced */
        }
    xml->flags &= ~EZXML_DUP;   /* clear strdup() flag */
    return xml;
}

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ezxml_t ezxml_set_flag	(	ezxml_t	xml,
		short	flag
	)

Definition at line 1391 of file ezxml.c.

{
    if(xml)
        xml->flags |= flag;
    return xml;
}

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ezxml_t ezxml_set_txt	(	ezxml_t	xml,
		const char *	txt
	)

Definition at line 1312 of file ezxml.c.

{
    if(!xml)
        return NULL;
    if(xml->flags & EZXML_TXTM)
        free(xml->txt);         /* existing txt was malloced */
    xml->flags &= ~EZXML_TXTM;
    xml->txt = (char *)txt;
    return xml;
}

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char* ezxml_toxml

(

ezxml_t

xml

)

Definition at line 1092 of file ezxml.c.

{
    ezxml_t p = (xml) ? xml->parent : NULL,
      o = (xml) ? xml->ordered : NULL;
    ezxml_root_t root = (ezxml_root_t) xml;
    size_t len = 0, max = EZXML_BUFSIZE;
    char *s = strcpy(malloc(max), ""),
     *t,
     *n;
    int i, j, k;

    if(!xml || !xml->name)
        return realloc(s, len + 1);
    while(root->xml.parent)
        root = (ezxml_root_t) root->xml.parent; /* root tag */

    for(i = 0; !p && root->pi[i]; i++)
        {                       /* pre-root processing instructions */
            for(k = 2; root->pi[i][k - 1]; k++);
            for(j = 1; root->pi[i][j]; j++)
                {
                    /* Jason Luu, Aug 29, 2007. Removed assignment in conditional statement */
                    n = root->pi[i][j];
                    if(root->pi[i][k][j - 1] == '>')
                        continue;       /* not pre-root */
                    while(len + strlen(t = root->pi[i][0]) + strlen(n) + 7 >
                          max)
                        s = realloc(s, max += EZXML_BUFSIZE);
                    len +=
                        sprintf(s + len, "<?%s%s%s?>\n", t, *n ? " " : "", n);
                }
        }

    xml->parent = xml->ordered = NULL;
    s = ezxml_toxml_r(xml, &s, &len, &max, 0, root->attr);
    xml->parent = p;
    xml->ordered = o;

    for(i = 0; !p && root->pi[i]; i++)
        {                       /* post-root processing instructions */
            for(k = 2; root->pi[i][k - 1]; k++);
            for(j = 1; root->pi[i][j]; j++)
                {
                    /* Jason Luu, Aug 29, 2007. Removed assignment in conditional statement */
                    n = root->pi[i][j];
                    if(root->pi[i][k][j - 1] == '<')
                        continue;       /* not post-root */
                    while(len + strlen(t = root->pi[i][0]) + strlen(n) + 7 >
                          max)
                        s = realloc(s, max += EZXML_BUFSIZE);
                    len +=
                        sprintf(s + len, "\n<?%s%s%s?>", t, *n ? " " : "", n);
                }
        }
    return realloc(s, len + 1);
}

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