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Allows string literals as arguments in C++ clients

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See issue #651. Also addresses issue #602.
This commit is contained in:
Lew Rossman
2023-01-29 12:34:58 -05:00
parent 245f8f6562
commit 2f8561632f
10 changed files with 148 additions and 140 deletions
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12
src/hash.c
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@@ -26,7 +26,7 @@ typedef struct DataEntryStruct
} DataEntry;
// Hash a string to an integer
unsigned int gethash(char *str)
unsigned int gethash(const char *str)
{
unsigned int hash = 5381;
unsigned int retHash;
@@ -61,7 +61,7 @@ HashTable *hashtable_create()
}
// Insert an entry into the hash table
int hashtable_insert(HashTable *ht, char *key, int data)
int hashtable_insert(HashTable *ht, const char *key, int data)
{
unsigned int i = gethash(key);
DataEntry *entry;
@@ -76,7 +76,7 @@ int hashtable_insert(HashTable *ht, char *key, int data)
}
// Change the hash table's data entry for a particular key
int hashtable_update(HashTable *ht, char *key, int new_data)
int hashtable_update(HashTable *ht, const char *key, int new_data)
{
unsigned int i = gethash(key);
DataEntry *entry;
@@ -96,7 +96,7 @@ int hashtable_update(HashTable *ht, char *key, int new_data)
}
// Delete an entry in the hash table
int hashtable_delete(HashTable *ht, char *key)
int hashtable_delete(HashTable *ht, const char *key)
{
unsigned int i = gethash(key);
DataEntry *entry, *preventry;
@@ -122,7 +122,7 @@ int hashtable_delete(HashTable *ht, char *key)
}
// Find the data for a particular key
int hashtable_find(HashTable *ht, char *key)
int hashtable_find(HashTable *ht, const char *key)
{
unsigned int i = gethash(key);
DataEntry *entry;
@@ -141,7 +141,7 @@ int hashtable_find(HashTable *ht, char *key)
}
// Find a particular key in the hash table
char *hashtable_findkey(HashTable *ht, char *key)
char *hashtable_findkey(HashTable *ht, const char *key)
{
unsigned int i = gethash(key);
DataEntry *entry;