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only url stuff missing for now

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AustrianToast
2025-05-07 23:16:49 +02:00
parent e2eaa512dd
commit 5a420c21b7
2 changed files with 82 additions and 14 deletions
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94
src/strops.c
View File

@ -3,6 +3,8 @@
#include <stdlib.h>
#include <assert.h>
#include <stdio.h>
/* Function template
char* strops_(const char* string) {
char *result = malloc(strlen(string));
@ -15,7 +17,7 @@ char* strops_to_lowercase(const char* string) {
char *result = malloc(strlen(string));
memcpy(result, string, strlen(string));
size_t i;
for(i = 0; i < strlen(string); i++) {
for (i = 0; i < strlen(string); i++) {
if (result[i] >= 'A' && result[i] <= 'Z') {
result[i] += 32;
}
@ -27,7 +29,7 @@ char* strops_to_uppercase(const char* string) {
char *result = malloc(strlen(string));
memcpy(result, string, strlen(string));
size_t i;
for(i = 0; i < strlen(string); i++) {
for (i = 0; i < strlen(string); i++) {
if (result[i] >= 'a' && result[i] <= 'z') {
result[i] -= 32;
}
@ -40,7 +42,7 @@ char* strops_remove_at_pos(const char* string, size_t pos) {
memcpy(result, string, strlen(string));
result[pos] = 0;
size_t i;
for(i = pos; i < strlen(string); i++) {
for (i = pos; i < strlen(string); i++) {
result[i] = result[i + 1];
}
result = realloc(result, strlen(result));
@ -50,7 +52,7 @@ char* strops_remove_at_pos(const char* string, size_t pos) {
char* strops_trim_right_whitespace(const char* string) {
char *result = malloc(strlen(string));
memcpy(result, string, strlen(string));
while(strchr("\t\n\v\f\r ", result[strlen(result) - 1]) != NULL) {
while (strchr("\t\n\v\f\r ", result[strlen(result) - 1]) != NULL) {
result = strops_remove_at_pos(result, strlen(result) - 1);
}
result = realloc(result, strlen(result));
@ -60,7 +62,7 @@ char* strops_trim_right_whitespace(const char* string) {
char* strops_trim_left_whitespace(const char* string) {
char *result = malloc(strlen(string));
memcpy(result, string, strlen(string));
while(strchr("\t\n\v\f\r ", result[0]) != NULL) {
while (strchr("\t\n\v\f\r ", result[0]) != NULL) {
result = strops_remove_at_pos(result, 0);
}
result = realloc(result, strlen(result));
@ -78,7 +80,7 @@ char* strops_trim_both_whitespace(const char* string) {
char* strops_trim_right_chars(const char* string, const char* chars_to_remove) {
char *result = malloc(strlen(string));
memcpy(result, string, strlen(string));
while(strchr(chars_to_remove, result[strlen(result) - 1]) != NULL) {
while (strchr(chars_to_remove, result[strlen(result) - 1]) != NULL) {
result = strops_remove_at_pos(result, strlen(result) - 1);
}
result = realloc(result, strlen(result));
@ -88,7 +90,7 @@ char* strops_trim_right_chars(const char* string, const char* chars_to_remove) {
char* strops_trim_left_chars(const char* string, const char* chars_to_remove) {
char *result = malloc(strlen(string));
memcpy(result, string, strlen(string));
while(strchr(chars_to_remove, result[0]) != NULL) {
while (strchr(chars_to_remove, result[0]) != NULL) {
result = strops_remove_at_pos(result, 0);
}
result = realloc(result, strlen(result));
@ -104,18 +106,45 @@ char* strops_trim_both_chars(const char* string, const char* chars_to_remove) {
}
char* strops_trim_right_string(const char* string, const char* string_to_remove) {
assert(strlen(string) >= strlen(string_to_remove) && "string_to_remove cannot be bigger than string");
char *result = malloc(strlen(string));
memcpy(result, string, strlen(string));
size_t offset = strlen(result) - strlen(string_to_remove);
char* tmp = result + offset;
while (strcmp(tmp, string_to_remove) == 0) {
size_t i;
for (i = 0; i < strlen(string_to_remove); i++) {
result = strops_remove_at_pos(result, offset);
}
offset = strlen(result) - strlen(string_to_remove);
tmp = result + offset;
}
result = realloc(result, strlen(result));
return result;
}
char* strops_trim_left_string(const char* string, const char* string_to_remove) {
assert(strlen(string) >= strlen(string_to_remove) && "string_to_remove cannot be bigger than string");
char *result = malloc(strlen(string));
memcpy(result, string, strlen(string));
char *tmp = malloc(strlen(string_to_remove) + 1);
memcpy(tmp, result, strlen(string_to_remove));
while (strcmp(tmp, string_to_remove) == 0) {
size_t i;
for (i = 0; i < strlen(string_to_remove); i++) {
result = strops_remove_at_pos(result, 0);
}
memcpy(tmp, result, strlen(string_to_remove));
}
free(tmp);
result = realloc(result, strlen(result));
return result;
}
char* strops_trim_both_string(const char* string, const char* string_to_remove) {
assert(strlen(string) >= strlen(string_to_remove) && "string_to_remove cannot be bigger than string");
char *result = malloc(strlen(string));
memcpy(result, string, strlen(string));
result = strops_trim_right_string(result, string_to_remove);
@ -129,7 +158,7 @@ char* strops_remove_chars(const char* string, const char* chars_to_remove) {
size_t i;
for (i = 0; i < strlen(chars_to_remove); i++) {
while(strchr(result, chars_to_remove[i]) != NULL) {
while (strchr(result, chars_to_remove[i]) != NULL) {
result = strops_remove_at_pos(result, strlen(result) - strlen(strchr(result, chars_to_remove[i])));
}
}
@ -138,10 +167,11 @@ char* strops_remove_chars(const char* string, const char* chars_to_remove) {
}
char* strops_remove_string(const char* string, const char* string_to_remove) {
assert(strlen(string) >= strlen(string_to_remove) && "string_to_remove cannot be bigger than string");
char *result = malloc(strlen(string));
memcpy(result, string, strlen(string));
while(strstr(result, string_to_remove) != NULL) {
while (strstr(result, string_to_remove) != NULL) {
size_t offset = strlen(result) - strlen(strstr(result, string_to_remove));
size_t i;
for (i = 0; i < strlen(string_to_remove); i++) {
@ -153,20 +183,58 @@ char* strops_remove_string(const char* string, const char* string_to_remove) {
}
size_t strops_word_count(const char* string) {
char *result = malloc(strlen(string));
memcpy(result, string, strlen(string));
return 0;
size_t word_count = 0;
char *tmp = malloc(strlen(string));
memcpy(tmp, string, strlen(string));
size_t i = 0;
size_t beginning_of_word = 0;
size_t end_of_word = end_of_word;
while (i < strlen(string) - 1) {
for (; i < strlen(string); i++) {
if ((tmp[i] >= 'A' && tmp[i] <= 'Z') || (tmp[i] >= 'a' && tmp[i] <= 'z')) {
beginning_of_word = i;
break;
}
}
if (strchr("\t\n\v\f\r ", tmp[beginning_of_word - 1]) == NULL) {
continue;
}
for (i = beginning_of_word; i < strlen(string); i++) {
if (!(tmp[i] >= 'A' && tmp[i] <= 'Z') && !(tmp[i] >= 'a' && tmp[i] <= 'z')) {
end_of_word = i;
break;
}
}
if (strchr("\t\n\v\f\r ", tmp[end_of_word + 1]) == NULL) {
continue;
}
if (end_of_word - beginning_of_word < 2) {
continue;
}
i = end_of_word;
word_count++;
}
free(tmp);
return word_count;
}
char* strops_url_encode(const char* string) {
char *result = malloc(strlen(string));
char *result = malloc(strlen(string) * 3); /* multiplied by 3, because example: ( => %28. Three times the chars */
memcpy(result, string, strlen(string));
result = realloc(result, strlen(result));
return result;
}
char* strops_url_decode(const char* string) {
char *result = malloc(strlen(string));
memcpy(result, string, strlen(string));
result = realloc(result, strlen(result));
return result;
}

2
src/tests.c
View File

@ -148,7 +148,7 @@ int test_trim_left_string() {
}
int test_trim_both_string() {
char* input = "NULL Bruh NULL";
char* input = "NULLNULL Bruh NULLNULL";
char* expected = " Bruh ";
char* result = strops_trim_both_string(input, "NULL");
if (strcmp(result, expected) != 0) {