8 #include "demangle-java.h"
15 MODE_CTYPE = 3, /* class arg */
18 #define BASE_ENT(c, n) [c - 'A']=n
19 static const char *base_types['Z' - 'A' + 1] = {
20 BASE_ENT('B', "byte" ),
21 BASE_ENT('C', "char" ),
22 BASE_ENT('D', "double" ),
23 BASE_ENT('F', "float" ),
24 BASE_ENT('I', "int" ),
25 BASE_ENT('J', "long" ),
26 BASE_ENT('S', "short" ),
27 BASE_ENT('Z', "bool" ),
31 * demangle Java symbol between str and end positions and stores
32 * up to maxlen characters into buf. The parser starts in mode.
34 * Use MODE_PREFIX to process entire prototype till end position
35 * Use MODE_TYPE to process return type if str starts on return type char
42 __demangle_java_sym(const char *str, const char *end, char *buf, int maxlen, int mode)
50 end = str + strlen(str);
52 for (q = str; q != end; q++) {
54 if (rlen == (maxlen - 1))
59 if (mode == MODE_PREFIX || mode == MODE_CTYPE) {
60 if (mode == MODE_CTYPE) {
62 rlen += scnprintf(buf + rlen, maxlen - rlen, ", ");
65 rlen += scnprintf(buf + rlen, maxlen - rlen, "class ");
66 if (mode == MODE_PREFIX)
79 if (mode == MODE_TYPE) {
81 rlen += scnprintf(buf + rlen, maxlen - rlen, ", ");
82 rlen += scnprintf(buf + rlen, maxlen - rlen, "%s", base_types[*q - 'A']);
84 rlen += scnprintf(buf + rlen, maxlen - rlen, "[]");
91 if (mode == MODE_TYPE) {
92 rlen += scnprintf(buf + rlen, maxlen - rlen, "void");
94 rlen += scnprintf(buf + rlen, maxlen - rlen, "[]");
100 if (mode != MODE_TYPE)
105 if (mode != MODE_FUNC)
111 if (mode != MODE_TYPE)
117 if (mode != MODE_CLASS && mode != MODE_CTYPE)
119 /* safe because at least one other char to process */
120 if (isalpha(*(q + 1)))
121 rlen += scnprintf(buf + rlen, maxlen - rlen, ".");
122 if (mode == MODE_CLASS)
124 else if (mode == MODE_CTYPE)
128 if (mode != MODE_CLASS && mode != MODE_CTYPE)
130 rlen += scnprintf(buf + rlen, maxlen - rlen, ".");
143 * Demangle Java function signature (openJDK, not GCJ)
145 * str: string to parse. String is not modified
146 * flags: comobination of JAVA_DEMANGLE_* flags to modify demangling
148 * if input can be demangled, then a newly allocated string is returned.
149 * if input cannot be demangled, then NULL is returned
151 * Note: caller is responsible for freeing demangled string
154 java_demangle_sym(const char *str, int flags)
163 /* find start of retunr type */
164 p = strrchr(str, ')');
169 * expansion factor estimated to 3x
171 len = strlen(str) * 3 + 1;
177 if (!(flags & JAVA_DEMANGLE_NORET)) {
179 * get return type first
181 ptr = __demangle_java_sym(p + 1, NULL, buf, len, MODE_TYPE);
185 /* add space between return type and function prototype */
190 /* process function up to return type */
191 ptr = __demangle_java_sym(str, p + 1, buf + l1, len - l1, MODE_PREFIX);