initHEADmain

4 files changed, 234 insertions, 0 deletions

diff --git a/LICENSE b/LICENSE
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+++ b/LICENSE
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+MIT License
+
+Copyright (c) 2026 iceyrazor
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/README.md b/README.md
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+++ b/README.md
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+# iceys C Libs
+
+Common stuff I use acrossed my C projects.
diff --git a/color-utils.c b/color-utils.c
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+++ b/color-utils.c
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+#ifndef color_utils_c
+#define color_utils_c
+#include <math.h>
+
+struct RGB
+{
+	unsigned char R;
+	unsigned char G;
+	unsigned char B;
+};
+struct HSV
+{
+	double H;
+	double S;
+	double V;
+};
+struct RGB HSVToRGB(struct HSV hsv) {
+	double r = 0, g = 0, b = 0;
+
+	if (hsv.S == 0)
+	{
+		r = hsv.V;
+		g = hsv.V;
+		b = hsv.V;
+	}
+	else
+	{
+		int i;
+		double f, p, q, t;
+
+		if (hsv.H == 360)
+			hsv.H = 0;
+		else
+			hsv.H = hsv.H / 60;
+
+		i = (int)trunc(hsv.H);
+		f = hsv.H - i;
+
+		p = hsv.V * (1.0 - hsv.S);
+		q = hsv.V * (1.0 - (hsv.S * f));
+		t = hsv.V * (1.0 - (hsv.S * (1.0 - f)));
+
+		switch (i)
+		{
+		case 0:
+			r = hsv.V;
+			g = t;
+			b = p;
+			break;
+
+        case 1:
+            r = q;
+            g = hsv.V;
+            b = p;
+            break;
+
+		case 2:
+			r = p;
+			g = hsv.V;
+			b = t;
+			break;
+
+		case 3:
+			r = p;
+			g = q;
+			b = hsv.V;
+			break;
+
+		case 4:
+			r = t;
+			g = p;
+			b = hsv.V;
+			break;
+
+		default:
+			r = hsv.V;
+			g = p;
+			b = q;
+			break;
+		}
+
+	}
+
+	struct RGB rgb;
+	rgb.R = r * 255;
+	rgb.G = g * 255;
+	rgb.B = b * 255;
+
+	return rgb;
+}
+#endif
diff --git a/iceys-utils.c b/iceys-utils.c
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+++ b/iceys-utils.c
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+#ifndef iceys_utils_c
+#define iceys_utils_c
+#include <string.h>
+#include <stdlib.h>
+#include <regex.h>
+#include <stdio.h>
+
+char *strremove(char *str, const char *sub) {
+    size_t len = strlen(sub);
+    if (len > 0) {
+        char *p = str;
+        size_t size = 0;
+        while ((p = strstr(p, sub)) != NULL) {
+            size = (size == 0) ? (p - str) + strlen(p + len) + 1 : size - len;
+            memmove(p, p + len, size - (p - str));
+        }
+    }
+    return str;
+}
+
+float map(float value, float start1, float stop1, float start2, float stop2){
+	return start2 + (stop2 - start2) * ((value - start1) / (stop1 - start1));
+}
+
+//i made this one :)
+void str_first(char *str, char *str2, char eraser, int found_count){
+    int i=0;
+    int found=0;
+
+    while(str[i]!='\0'){
+        if(str[i]==eraser){
+            if(found>=found_count){
+                break;
+            } else { found++; }
+        }
+        i++;
+    }
+
+    memcpy(str2,str,sizeof(char)*i);
+}
+
+regex_t regex;
+int reti;
+
+int is_number(char *number){
+    if(!number){
+        return -1;
+    }
+
+    /* Compile regular expression */
+    reti = regcomp(&regex, "^[0-9]*$", 0);
+    if (reti) {
+        fprintf(stderr, "Could not compile regex\n");
+        exit(1);
+    }
+
+
+    reti = regexec(&regex, number, 0, NULL, 0);
+    if (reti == REG_NOMATCH) {
+        return -2;
+    }
+
+    regfree(&regex);
+
+    return 1;
+}
+
+int execret(char *return_buffer, char *command){
+    // Open a process by creating a pipe
+    FILE *fp = popen(command, "r");
+    if (fp == NULL) {
+        perror("popen");
+        return 1;
+    }
+
+    // Read the output from the command
+    char buffer[128];
+    while (fgets(buffer, sizeof(buffer) - 1, fp) != NULL) {
+        strcat(return_buffer,buffer);
+    }
+
+    // Close the pipe
+    if (pclose(fp) == -1) {
+        perror("pclose");
+        return 1;
+    }
+
+    return 0;
+}
+
+int execretarr(char **return_arr, char *command){
+    // Open a process by creating a pipe
+    FILE *fp = popen(command, "r");
+    int i=0;
+    if (fp == NULL) {
+        perror("popen");
+        return 1;
+    }
+
+    // Read the output from the command
+    char buffer[128];
+    while (fgets(buffer, sizeof(buffer) - 1, fp) != NULL) {
+        for( int i=0;i<sizeof(buffer);i++){
+            if(buffer[i]=='\n')
+                buffer[i]=' ';
+        }
+        memcpy(return_arr[i],buffer,sizeof(buffer));
+        i++;
+    }
+
+    // Close the pipe
+    if (pclose(fp) == -1) {
+        perror("pclose");
+        return 1;
+    }
+
+    return 0;
+}
+#endif