fix: added missing const specifiers

5 files changed, 29 insertions, 28 deletions

diff --git a/include/moslib/ds/array.h b/include/moslib/ds/array.h
index d71e434..36acc03 100644
--- a/include/moslib/ds/array.h
+++ b/include/moslib/ds/array.h
@@ -472,7 +472,7 @@
 //
 // Returns:
 //   length of the array
-extern size_t mos_arr_len(void *arr);
+extern size_t mos_arr_len(const void *arr);
 
 // Set the length of the array
 // If it's bigger than current length - it will zero new items
@@ -497,7 +497,7 @@ extern size_t mos_arr_len(void *arr);
 //
 // Returns:
 //   capacity of the array
-extern size_t mos_arr_cap(void *arr);
+extern size_t mos_arr_cap(const void *arr);
 
 // Set the capacity of the array
 // If it's lower than current length - it will set the capacity equal to length
@@ -526,10 +526,10 @@ extern void mos_arr_free(void *arr);
 extern void mos_arr_append_fn(void *p_arr, size_t el_size, size_t init_cap);
 extern void mos_arr_insert_fn(void *p_arr, size_t i, size_t el_size, size_t init_cap);
 extern void mos_arr_put_fn(void *p_arr, size_t i, size_t el_size, size_t init_cap);
-extern size_t mos_arr_append_n_fn(void *p_arr, void *items, size_t n, size_t el_size, size_t init_cap);
-extern size_t mos_arr_insert_n_fn(void *p_arr, size_t i, void *items, size_t n, size_t el_size, size_t init_cap);
-extern size_t mos_arr_put_n_fn(void *p_arr, size_t i, void *items, size_t n, size_t el_size, size_t init_cap);
-extern size_t mos_arr_concat_fn(void *p_arr, void *arr2, size_t el_size, size_t init_cap);
+extern size_t mos_arr_append_n_fn(void *p_arr, const void *items, size_t n, size_t el_size, size_t init_cap);
+extern size_t mos_arr_insert_n_fn(void *p_arr, size_t i, const void *items, size_t n, size_t el_size, size_t init_cap);
+extern size_t mos_arr_put_n_fn(void *p_arr, size_t i, const void *items, size_t n, size_t el_size, size_t init_cap);
+extern size_t mos_arr_concat_fn(void *p_arr, const void *arr2, size_t el_size, size_t init_cap);
 extern size_t mos_arr_del_fn(void *arr, size_t i, size_t el_size);
 extern size_t mos_arr_del_n_fn(void *arr, size_t i, size_t n, size_t el_size);
 extern size_t mos_arr_del_left_fn(void *arr, size_t n, size_t el_size);
diff --git a/include/moslib/ds/hashmap.h b/include/moslib/ds/hashmap.h
index f366393..c4af82d 100644
--- a/include/moslib/ds/hashmap.h
+++ b/include/moslib/ds/hashmap.h
@@ -27,11 +27,12 @@
 //
 // It accepts these optional arguments:
 //
-//      .key (enum {DEFAULT, STR, SS})        - use predefined hash and equals functions
-//                                              for C strings or StringSlice
-//      .hash (uint32_t (*)(void *key))       - user defined hash function
-//      .eq (int (*)(void *key1, void *key2)) - user defined equals function
-//                                              should return 1 if keys are equal, 0 otherwise
+//      .key (enum {DEFAULT, STR, SS})                    - use predefined hash and equals functions
+//                                                          for C strings or StringSlice
+//      .hash (uint32_t (*)(const void *key))             - user defined hash function
+//      .eq (int (*)(const void *key1, cosnt void *key2)) - user defined equals function
+//                                                          should return 1 if keys are equal,
+//                                                          0 otherwise
 //
 // .hash and .eq will overwrite the functions set by .key.
 //
@@ -45,7 +46,7 @@
 //      HM_DEF(ss_float, StringSlice, float);
 //      ss_float *hm2 = hm_new(.key = SS);
 //
-//      uint32_t hash_int(void *key) {
+//      uint32_t hash_int(const void *key) {
 //          return (uint32_t)(*(int *)key);
 //      }
 //      HM_DEF(int_int, int, int);
@@ -120,8 +121,8 @@
 
 typedef struct {
     enum { DEFAULT, STR, SS } key;
-    uint32_t (*hash)(void *key);
-    int (*eq)(void *key1, void *key2);
+    uint32_t (*hash)(const void *key);
+    int (*eq)(const void *key1, const void *key2);
 } MosHmInitArgs;
 
 // clang-format off
diff --git a/include/moslib/string.h b/include/moslib/string.h
index cbba69f..165bdf7 100644
--- a/include/moslib/string.h
+++ b/include/moslib/string.h
@@ -231,7 +231,7 @@ extern MosStringSlice mos_ss_copy(MosStringSlice ss);
 //
 // Returns:
 //   a newly created string slice
-extern MosStringSlice mos_ss_from_arr(char *arr);
+extern MosStringSlice mos_ss_from_arr(const char *arr);
 
 // Create a string slice from two variables representing it
 //
@@ -433,7 +433,7 @@ extern int mos_ss_del_suffix(MosStringSlice *ss, MosStringSlice suffix);
 //
 // Returns:
 //   1 if the prefix was deleted, 0 otherwise
-extern int mos_ss_del_prefix_str(MosStringSlice *ss, char *prefix);
+extern int mos_ss_del_prefix_str(MosStringSlice *ss, const char *prefix);
 
 // Delete the string suffix from a slice
 // If it's not the suffix, do nothing
@@ -447,7 +447,7 @@ extern int mos_ss_del_prefix_str(MosStringSlice *ss, char *prefix);
 //
 // Returns:
 //   1 if the suffix was deleted, 0 otherwise
-extern int mos_ss_del_suffix_str(MosStringSlice *ss, char *suffix);
+extern int mos_ss_del_suffix_str(MosStringSlice *ss, const char *suffix);
 
 // Split a slice by a character delimiter
 // If the delimiter is not found - treats the end of the slice as the delimiter
diff --git a/src/ds/array.c b/src/ds/array.c
index 6d4ca13..61978bf 100644
--- a/src/ds/array.c
+++ b/src/ds/array.c
@@ -12,7 +12,7 @@ typedef struct {
     size_t cap;
 } Header;
 
-Header *arr2hdr(void *arr) {
+Header *arr2hdr(const void *arr) {
     return (Header *)arr - 1;
 }
 
@@ -45,7 +45,7 @@ void *expand(void *arr, size_t min_cap, size_t el_size) {
 // init array if it's not, define arr, hdr vars and expand to fit min_cap
 #define ini(min_cap)                                                    \
     !*(void**)p_arr ? *(void **)p_arr = init(init_cap, el_size) : 0;    \
-    Header *hdr = arr2hdr(*(void**)p_arr);                        \
+    Header *hdr = arr2hdr(*(void**)p_arr);                              \
     *(void **)p_arr = expand(*(void**)p_arr, min_cap, el_size);         \
     void *arr = *(void **)p_arr;                                        \
     hdr = arr2hdr(arr)
@@ -70,7 +70,7 @@ void mos_arr_put_fn(void *p_arr, size_t i, size_t el_size, size_t init_cap) {
     }
 }
 
-size_t mos_arr_append_n_fn(void *p_arr, void *items, size_t n, size_t el_size, size_t init_cap) {
+size_t mos_arr_append_n_fn(void *p_arr, const void *items, size_t n, size_t el_size, size_t init_cap) {
     ini(hdr->len + n);
     size_t i = hdr->len;
 
@@ -79,7 +79,7 @@ size_t mos_arr_append_n_fn(void *p_arr, void *items, size_t n, size_t el_size, s
     return i;
 }
 
-size_t mos_arr_insert_n_fn(void *p_arr, size_t i, void *items, size_t n, size_t el_size, size_t init_cap) {
+size_t mos_arr_insert_n_fn(void *p_arr, size_t i, const void *items, size_t n, size_t el_size, size_t init_cap) {
     ini(hdr->len + n);
     if (i >= hdr->len)
         return mos_arr_append_n_fn(p_arr, items, n, el_size, init_cap);
@@ -90,7 +90,7 @@ size_t mos_arr_insert_n_fn(void *p_arr, size_t i, void *items, size_t n, size_t
     return i;
 }
 
-size_t mos_arr_put_n_fn(void *p_arr, size_t i, void *items, size_t n, size_t el_size, size_t init_cap) {
+size_t mos_arr_put_n_fn(void *p_arr, size_t i, const void *items, size_t n, size_t el_size, size_t init_cap) {
     ini(i + n + 1);
     if (i > hdr->len) {
         memset((char *)arr + hdr->len * el_size, 0, (i - hdr->len) * el_size);
@@ -102,7 +102,7 @@ size_t mos_arr_put_n_fn(void *p_arr, size_t i, void *items, size_t n, size_t el_
     return i;
 }
 
-size_t mos_arr_concat_fn(void *p_arr, void *arr2, size_t el_size, size_t init_cap) {
+size_t mos_arr_concat_fn(void *p_arr, const void *arr2, size_t el_size, size_t init_cap) {
     size_t arr2_len = mos_arr_len(arr2);
     if (arr2_len == 0)
         return -1;
@@ -142,7 +142,7 @@ size_t mos_arr_del_right_fn(void *arr, size_t n) {
     return new_n;
 }
 
-size_t mos_arr_len(void *arr) {
+size_t mos_arr_len(const void *arr) {
     if (!arr)
         return 0;
     return arr2hdr(arr)->len;
@@ -159,7 +159,7 @@ size_t mos_arr_set_len_fn(void *p_arr, size_t len, size_t el_size, size_t init_c
     return del;
 }
 
-size_t mos_arr_cap(void *arr) {
+size_t mos_arr_cap(const void *arr) {
     if (!arr)
         return 0;
     return arr2hdr(arr)->cap;
diff --git a/src/string.c b/src/string.c
index 91ebb79..c744578 100644
--- a/src/string.c
+++ b/src/string.c
@@ -15,7 +15,7 @@ MosStringSlice mos_ss_copy(MosStringSlice ss) {
     return mos_ss_from_vars(ss.data, ss.len);
 }
 
-MosStringSlice mos_ss_from_arr(char *arr) {
+MosStringSlice mos_ss_from_arr(const char *arr) {
     return mos_ss_from_vars(arr, mos_arr_len(arr));
 }
 
@@ -117,11 +117,11 @@ int mos_ss_del_suffix(MosStringSlice *ss, MosStringSlice suffix) {
     return 1;
 }
 
-int mos_ss_del_prefix_str(MosStringSlice *ss, char *prefix) {
+int mos_ss_del_prefix_str(MosStringSlice *ss, const char *prefix) {
     return mos_ss_del_prefix(ss, mos_ss_from_str(prefix));
 }
 
-int mos_ss_del_suffix_str(MosStringSlice *ss, char *suffix) {
+int mos_ss_del_suffix_str(MosStringSlice *ss, const char *suffix) {
     return mos_ss_del_suffix(ss, mos_ss_from_str(suffix));
 }