?? testmxml.c
字號:
return (1); } mxmlIndexDelete(ind); /* * Check the mxmlDelete() works properly... */ for (i = 0; i < 8; i ++) { if (tree->child) mxmlDelete(tree->child); else { fprintf(stderr, "ERROR: Child pointer prematurely NULL on child #%d\n", i + 1); mxmlDelete(tree); return (1); } } if (tree->child) { fputs("ERROR: Child pointer not NULL after deleting all children!\n", stderr); return (1); } if (tree->last_child) { fputs("ERROR: Last child pointer not NULL after deleting all children!\n", stderr); return (1); } mxmlDelete(tree); /* * Open the file... */ if (argv[1][0] == '<') tree = mxmlLoadString(NULL, argv[1], type_cb); else if ((fp = fopen(argv[1], "rb")) == NULL) { perror(argv[1]); return (1); } else { /* * Read the file... */ tree = mxmlLoadFile(NULL, fp, type_cb); fclose(fp); } if (!tree) { fputs("Unable to read XML file!\n", stderr); return (1); } if (!strcmp(argv[1], "test.xml")) { /* * Verify that mxmlFindElement() and indirectly mxmlWalkNext() work * properly... */ if ((node = mxmlFindElement(tree, tree, "choice", NULL, NULL, MXML_DESCEND)) == NULL) { fputs("Unable to find first <choice> element in XML tree!\n", stderr); mxmlDelete(tree); return (1); } if ((node = mxmlFindElement(node, tree, "choice", NULL, NULL, MXML_NO_DESCEND)) == NULL) { fputs("Unable to find second <choice> element in XML tree!\n", stderr); mxmlDelete(tree); return (1); } } /* * Print the XML tree... */ mxmlSaveFile(tree, stdout, whitespace_cb); /* * Save the XML tree to a string and print it... */ if (mxmlSaveString(tree, buffer, sizeof(buffer), whitespace_cb) > 0) fputs(buffer, stderr); /* * Delete the tree... */ mxmlDelete(tree); /* * Read from/write to file descriptors... */ if (argv[1][0] != '<') { /* * Open the file again... */ if ((fd = open(argv[1], O_RDONLY | O_BINARY)) < 0) { perror(argv[1]); return (1); } /* * Read the file... */ tree = mxmlLoadFd(NULL, fd, type_cb); close(fd); /* * Create filename.xmlfd... */ snprintf(buffer, sizeof(buffer), "%sfd", argv[1]); if ((fd = open(buffer, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0666)) < 0) { perror(buffer); mxmlDelete(tree); return (1); } /* * Write the file... */ mxmlSaveFd(tree, fd, whitespace_cb); close(fd); /* * Delete the tree... */ mxmlDelete(tree); } /* * Test SAX methods... */ memset(event_counts, 0, sizeof(event_counts)); if (argv[1][0] == '<') tree = mxmlSAXLoadString(NULL, argv[1], type_cb, sax_cb, NULL); else if ((fp = fopen(argv[1], "rb")) == NULL) { perror(argv[1]); return (1); } else { /* * Read the file... */ tree = mxmlSAXLoadFile(NULL, fp, type_cb, sax_cb, NULL); fclose(fp); } if (!strcmp(argv[1], "test.xml")) { if (event_counts[MXML_SAX_CDATA] != 1) { fprintf(stderr, "MXML_SAX_CDATA seen %d times, expected 1 times!\n", event_counts[MXML_SAX_CDATA]); return (1); } if (event_counts[MXML_SAX_COMMENT] != 1) { fprintf(stderr, "MXML_SAX_COMMENT seen %d times, expected 1 times!\n", event_counts[MXML_SAX_COMMENT]); return (1); } if (event_counts[MXML_SAX_DATA] != 61) { fprintf(stderr, "MXML_SAX_DATA seen %d times, expected 61 times!\n", event_counts[MXML_SAX_DATA]); return (1); } if (event_counts[MXML_SAX_DIRECTIVE] != 1) { fprintf(stderr, "MXML_SAX_DIRECTIVE seen %d times, expected 1 times!\n", event_counts[MXML_SAX_DIRECTIVE]); return (1); } if (event_counts[MXML_SAX_ELEMENT_CLOSE] != 20) { fprintf(stderr, "MXML_SAX_ELEMENT_CLOSE seen %d times, expected 20 times!\n", event_counts[MXML_SAX_ELEMENT_CLOSE]); return (1); } if (event_counts[MXML_SAX_ELEMENT_OPEN] != 20) { fprintf(stderr, "MXML_SAX_ELEMENT_OPEN seen %d times, expected 20 times!\n", event_counts[MXML_SAX_ELEMENT_OPEN]); return (1); } } /* * Return... */ return (0);}/* * 'sax_cb()' - Process nodes via SAX. */voidsax_cb(mxml_node_t *node, /* I - Current node */ mxml_sax_event_t event, /* I - SAX event */ void *data) /* I - SAX user data */{ /* * This SAX callback just counts the different events. */ event_counts[event] ++;}/* * 'type_cb()' - XML data type callback for mxmlLoadFile()... */mxml_type_t /* O - Data type */type_cb(mxml_node_t *node) /* I - Element node */{ const char *type; /* Type string */ /* * You can lookup attributes and/or use the element name, hierarchy, etc... */ if ((type = mxmlElementGetAttr(node, "type")) == NULL) type = node->value.element.name; if (!strcmp(type, "integer")) return (MXML_INTEGER); else if (!strcmp(type, "opaque") || !strcmp(type, "pre")) return (MXML_OPAQUE); else if (!strcmp(type, "real")) return (MXML_REAL); else return (MXML_TEXT);}/* * 'whitespace_cb()' - Let the mxmlSaveFile() function know when to insert * newlines and tabs... */const char * /* O - Whitespace string or NULL */whitespace_cb(mxml_node_t *node, /* I - Element node */ int where) /* I - Open or close tag? */{ mxml_node_t *parent; /* Parent node */ int level; /* Indentation level */ const char *name; /* Name of element */ static const char *tabs = "\t\t\t\t\t\t\t\t"; /* Tabs for indentation */ /* * We can conditionally break to a new line before or after any element. * These are just common HTML elements... */ name = node->value.element.name; if (!strcmp(name, "html") || !strcmp(name, "head") || !strcmp(name, "body") || !strcmp(name, "pre") || !strcmp(name, "p") || !strcmp(name, "h1") || !strcmp(name, "h2") || !strcmp(name, "h3") || !strcmp(name, "h4") || !strcmp(name, "h5") || !strcmp(name, "h6")) { /* * Newlines before open and after close... */ if (where == MXML_WS_BEFORE_OPEN || where == MXML_WS_AFTER_CLOSE) return ("\n"); } else if (!strcmp(name, "dl") || !strcmp(name, "ol") || !strcmp(name, "ul")) { /* * Put a newline before and after list elements... */ return ("\n"); } else if (!strcmp(name, "dd") || !strcmp(name, "dt") || !strcmp(name, "li")) { /* * Put a tab before <li>'s, <dd>'s, and <dt>'s, and a newline after them... */ if (where == MXML_WS_BEFORE_OPEN) return ("\t"); else if (where == MXML_WS_AFTER_CLOSE) return ("\n"); } else if (!strncmp(name, "?xml", 4)) { return (NULL); } else if (where == MXML_WS_BEFORE_OPEN || ((!strcmp(name, "choice") || !strcmp(name, "option")) && where == MXML_WS_BEFORE_CLOSE)) { for (level = -1, parent = node->parent; parent; level ++, parent = parent->parent); if (level > 8) level = 8; else if (level < 0) level = 0; return (tabs + 8 - level); } else if (where == MXML_WS_AFTER_CLOSE || ((!strcmp(name, "group") || !strcmp(name, "option") || !strcmp(name, "choice")) && where == MXML_WS_AFTER_OPEN)) return ("\n"); else if (where == MXML_WS_AFTER_OPEN && !node->child) return ("\n"); /* * Return NULL for no added whitespace... */ return (NULL);}/* * End of "$Id: testmxml.c 270 2007-04-23 21:48:03Z mike $". */
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