Cross Reference: /openjdk7/hotspot/agent/src/os/bsd/symtab.c

Lines Matching refs:symtab
31 #include "symtab.h"
50 typedef struct symtab {
58 struct symtab* build_symtab(int fd) {
60   struct symtab* symtab = NULL;
126       // guarantee(symtab == NULL, "multiple symtab");
127       symtab = calloc(1, sizeof(*symtab));
128       if (symtab == NULL) {
139       symtab->hash_table = dbopen(NULL, O_CREAT | O_RDWR, 0600, DB_HASH, NULL);
140       // guarantee(symtab->hash_table, "unexpected failure: dbopen");
141       if (symtab->hash_table == NULL)
149       symtab->strs = malloc(size);
150       if (symtab->strs == NULL)
152       memcpy(symtab->strs, scn_cache[shdr->sh_link].c_data, size);
155       symtab->num_symbols = n;
156       symtab->symbols = calloc(n , sizeof(*symtab->symbols));
157       if (symtab->symbols == NULL)
160       // copy symbols info our symtab and enter them info the hash table
163         char *sym_name = symtab->strs + syms->st_name;
172         symtab->symbols[j].name   = sym_name;
173         symtab->symbols[j].offset = syms->st_value - baseaddr;
174         symtab->symbols[j].size   = syms->st_size;
178         value.data = &(symtab->symbols[j]);
180         (*symtab->hash_table->put)(symtab->hash_table, &key, &value, 0);
187   destroy_symtab(symtab);
188   symtab = NULL;
201   return symtab;
204 void destroy_symtab(struct symtab* symtab) {
205   if (!symtab) return;
206   if (symtab->strs) free(symtab->strs);
207   if (symtab->symbols) free(symtab->symbols);
208   if (symtab->hash_table) {
209     (*symtab->hash_table->close)(symtab->hash_table);
211   free(symtab);
214 uintptr_t search_symbol(struct symtab* symtab, uintptr_t base,
220   if (!symtab || !symtab->hash_table)
225   ret = (*symtab->hash_table->get)(symtab->hash_table, &key, &value, 0);
236 const char* nearest_symbol(struct symtab* symtab, uintptr_t offset,
239   if (!symtab) return NULL;
240   for (; n < symtab->num_symbols; n++) {
241     struct elf_symbol* sym = &(symtab->symbols[n]);