Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 1 | /** |
| 2 | * @file op_xml_out.c |
| 3 | * C utility routines for writing XML |
| 4 | * |
| 5 | * @remark Copyright 2008 OProfile authors |
| 6 | * @remark Read the file COPYING |
| 7 | * |
| 8 | * @author Dave Nomura |
| 9 | */ |
| 10 | |
| 11 | #include <stdio.h> |
| 12 | #include <string.h> |
| 13 | #include <stdlib.h> |
| 14 | #include "op_xml_out.h" |
| 15 | |
| 16 | char const * xml_tag_map[] = { |
| 17 | "NONE", |
| 18 | "id", |
| 19 | "profile", |
| 20 | "processor", |
| 21 | "cputype", |
| 22 | "title", |
| 23 | "schemaversion", |
| 24 | "mhz", |
| 25 | "setup", |
| 26 | "timersetup", |
| 27 | "rtcinterrupts", |
| 28 | "eventsetup", |
| 29 | "eventname", |
| 30 | "unitmask", |
| 31 | "setupcount", |
| 32 | "separatedcpus", |
| 33 | "options", |
| 34 | "session", "debuginfo", "details", "excludedependent", |
| 35 | "excludesymbols", "imagepath", "includesymbols", "merge", |
| 36 | "classes", |
| 37 | "class", |
| 38 | "cpu", |
| 39 | "event", |
| 40 | "mask", |
| 41 | "process", |
| 42 | "pid", |
| 43 | "thread", |
| 44 | "tid", |
| 45 | "binary", |
| 46 | "module", |
| 47 | "name", |
| 48 | "callers", |
| 49 | "callees", |
| 50 | "symbol", |
| 51 | "idref", |
| 52 | "self", |
| 53 | "detaillo", |
| 54 | "detailhi", |
| 55 | "symboltable", |
| 56 | "symboldata", |
| 57 | "startingaddr", |
| 58 | "file", |
| 59 | "line", |
| 60 | "codelength", |
| 61 | "summarydata", |
| 62 | "sampledata", |
| 63 | "count", |
| 64 | "detailtable", |
| 65 | "symboldetails", |
| 66 | "detaildata", |
| 67 | "vmaoffset", |
| 68 | "bytestable", |
| 69 | "bytes", |
| 70 | "help_events", |
| 71 | "header", |
| 72 | "title", |
| 73 | "doc", |
| 74 | "event", |
| 75 | "event_name", |
| 76 | "group", |
| 77 | "desc", |
| 78 | "counter_mask", |
| 79 | "min_count", |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 80 | "ext", |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 81 | "unit_masks", |
| 82 | "default", |
Jeff Brown | 7a33c86 | 2011-02-02 14:00:44 -0800 | [diff] [blame] | 83 | "category", |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 84 | "unit_mask", |
| 85 | "mask", |
| 86 | "desc" |
| 87 | }; |
| 88 | |
| 89 | #define MAX_BUF_LEN 2048 |
| 90 | char const * xml_tag_name(tag_t tag) |
| 91 | { |
| 92 | return xml_tag_map[tag]; |
| 93 | } |
| 94 | |
| 95 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 96 | void open_xml_element(tag_t tag, int with_attrs, char *buffer, size_t max) |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 97 | { |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 98 | char *buf; |
| 99 | int size, ret; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 100 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 101 | buffer[max - 1] = '\0'; |
| 102 | size = strlen(buffer); |
| 103 | buf = &buffer[size]; |
| 104 | size = max - 1 - size; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 105 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 106 | ret = snprintf(buf, size, "<%s%s", xml_tag_name(tag), |
| 107 | (with_attrs ? " " : ">\n")); |
| 108 | |
| 109 | if (ret < 0 || ret >= size) { |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 110 | fprintf(stderr,"open_xml_element: snprintf failed\n"); |
| 111 | exit(EXIT_FAILURE); |
| 112 | } |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 113 | } |
| 114 | |
| 115 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 116 | void close_xml_element(tag_t tag, int has_nested, char *buffer, size_t max) |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 117 | { |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 118 | char *buf; |
| 119 | int size, ret; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 120 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 121 | buffer[max - 1] = '\0'; |
| 122 | size = strlen(buffer); |
| 123 | buf = &buffer[size]; |
| 124 | size = max - 1 - size; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 125 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 126 | if (tag == NONE) |
| 127 | ret = snprintf(buf, size, "%s\n", (has_nested ? ">" : "/>")); |
| 128 | else |
| 129 | ret = snprintf(buf, size, "</%s>\n", xml_tag_name(tag)); |
| 130 | |
| 131 | if (ret < 0 || ret >= size) { |
| 132 | fprintf(stderr, "close_xml_element: snprintf failed\n"); |
| 133 | exit(EXIT_FAILURE); |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 134 | } |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 135 | } |
| 136 | |
| 137 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 138 | void init_xml_int_attr(tag_t attr, int value, char *buffer, size_t max) |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 139 | { |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 140 | char *buf; |
| 141 | int size, ret; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 142 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 143 | buffer[max - 1] = '\0'; |
| 144 | size = strlen(buffer); |
| 145 | buf = &buffer[size]; |
| 146 | size = max - 1 - size; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 147 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 148 | ret = snprintf(buf, size, " %s=\"%d\"", xml_tag_name(attr), value); |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 149 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 150 | if (ret < 0 || ret >= size) { |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 151 | fprintf(stderr,"init_xml_int_attr: snprintf failed\n"); |
| 152 | exit(EXIT_FAILURE); |
| 153 | } |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 154 | } |
| 155 | |
| 156 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 157 | void init_xml_dbl_attr(tag_t attr, double value, char *buffer, size_t max) |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 158 | { |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 159 | char *buf; |
| 160 | int size, ret; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 161 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 162 | buffer[max - 1] = '\0'; |
| 163 | size = strlen(buffer); |
| 164 | buf = &buffer[size]; |
| 165 | size = max - 1 - size; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 166 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 167 | ret = snprintf(buf, size, " %s=\"%.2f\"", xml_tag_name(attr), value); |
| 168 | |
| 169 | if (ret < 0 || ret >= size) { |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 170 | fprintf(stderr, "init_xml_dbl_attr: snprintf failed\n"); |
| 171 | exit(EXIT_FAILURE); |
| 172 | } |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 173 | } |
| 174 | |
| 175 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 176 | static void xml_quote(char const *str, char *buffer, size_t max) |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 177 | { |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 178 | char *buf; |
| 179 | char *quote; |
| 180 | char *pos = (char*)str; |
| 181 | size_t size; |
| 182 | int ret; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 183 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 184 | buffer[max - 1] = '\0'; |
| 185 | size = strlen(buffer); |
| 186 | buf = &buffer[size]; |
| 187 | size = max - 1 - size; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 188 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 189 | if (size < strlen(pos) + 2) |
| 190 | goto Error; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 191 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 192 | *buf = '"'; |
| 193 | buf++; |
| 194 | size--; |
| 195 | |
| 196 | while (*pos) { |
| 197 | switch(*pos) { |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 198 | case '&': |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 199 | quote = "&"; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 200 | break; |
| 201 | case '<': |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 202 | quote = "<"; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 203 | break; |
| 204 | case '>': |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 205 | quote = ">"; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 206 | break; |
| 207 | case '"': |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 208 | quote = """; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 209 | break; |
| 210 | default: |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 211 | *buf = *pos; |
| 212 | pos++; |
| 213 | buf++; |
| 214 | size--; |
| 215 | continue; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 216 | } |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 217 | |
| 218 | pos++; |
| 219 | ret = snprintf(buf, size, "%s", quote); |
| 220 | if (ret < 0 || ret >= (int)size) |
| 221 | goto Error; |
| 222 | buf += ret; |
| 223 | size -= ret; |
| 224 | if (size < strlen(pos)) |
| 225 | goto Error; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 226 | } |
| 227 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 228 | if (!size) |
| 229 | goto Error; |
| 230 | |
| 231 | *buf = '"'; |
| 232 | buf++; |
| 233 | *buf = '\0'; |
| 234 | |
| 235 | return; |
| 236 | |
| 237 | Error: |
| 238 | fprintf(stderr,"quote_str: buffer overflow\n"); |
| 239 | exit(EXIT_FAILURE); |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 240 | } |
| 241 | |
| 242 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 243 | void init_xml_str_attr(tag_t attr, char const *str, char *buffer, size_t max) |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 244 | { |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 245 | char *buf; |
| 246 | int size, ret; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 247 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 248 | buffer[max - 1] = '\0'; |
| 249 | size = strlen(buffer); |
| 250 | buf = &buffer[size]; |
| 251 | size = max - 1 - size; |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 252 | |
Ben Cheng | 5bbbe46 | 2010-09-02 21:48:01 -0700 | [diff] [blame] | 253 | ret = snprintf(buf, size, " %s=", xml_tag_name(attr)); |
| 254 | if (ret < 0 || ret >= size) |
| 255 | goto Error; |
| 256 | |
| 257 | buf += ret; |
| 258 | size -= ret; |
| 259 | |
| 260 | if (!size) |
| 261 | goto Error; |
| 262 | |
| 263 | xml_quote(str, buf, size); |
| 264 | return; |
| 265 | Error: |
| 266 | fprintf(stderr,"init_xml_str_attr: snprintf failed\n"); |
| 267 | exit(EXIT_FAILURE); |
Ben Cheng | 5a4eb4e | 2009-09-14 16:00:41 -0700 | [diff] [blame] | 268 | } |